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https://github.com/openwrt/openwrt.git
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8c405cdccc
The patches were generated from the RPi repo with the following command: git format-patch v6.6.34..rpi-6.1.y Some patches needed rebasing and, as usual, the applied and reverted, wireless drivers, Github workflows, READMEs and defconfigs patches were removed. Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
2677 lines
106 KiB
Diff
2677 lines
106 KiB
Diff
From 0cb59a7f57c88b3b9c2411131e441e18f66abe62 Mon Sep 17 00:00:00 2001
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From: Nick Hollinghurst <nick.hollinghurst@raspberrypi.com>
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Date: Tue, 14 Feb 2023 14:58:33 +0000
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Subject: [PATCH 0539/1085] drm: Add RP1 DSI driver
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Add support for the RP1 DSI hardware.
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Signed-off-by: Nick Hollinghurst <nick.hollinghurst@raspberrypi.com>
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---
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drivers/gpu/drm/Kconfig | 2 +
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drivers/gpu/drm/Makefile | 1 +
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drivers/gpu/drm/rp1/Kconfig | 5 +
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drivers/gpu/drm/rp1/Makefile | 4 +
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drivers/gpu/drm/rp1/rp1-dsi/Kconfig | 15 +
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drivers/gpu/drm/rp1/rp1-dsi/Makefile | 5 +
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drivers/gpu/drm/rp1/rp1-dsi/rp1_dsi.c | 535 ++++++++
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drivers/gpu/drm/rp1/rp1-dsi/rp1_dsi.h | 94 ++
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drivers/gpu/drm/rp1/rp1-dsi/rp1_dsi_dma.c | 443 ++++++
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drivers/gpu/drm/rp1/rp1-dsi/rp1_dsi_dsi.c | 1504 +++++++++++++++++++++
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10 files changed, 2608 insertions(+)
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create mode 100644 drivers/gpu/drm/rp1/Kconfig
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create mode 100644 drivers/gpu/drm/rp1/Makefile
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create mode 100644 drivers/gpu/drm/rp1/rp1-dsi/Kconfig
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create mode 100644 drivers/gpu/drm/rp1/rp1-dsi/Makefile
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create mode 100644 drivers/gpu/drm/rp1/rp1-dsi/rp1_dsi.c
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create mode 100644 drivers/gpu/drm/rp1/rp1-dsi/rp1_dsi.h
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create mode 100644 drivers/gpu/drm/rp1/rp1-dsi/rp1_dsi_dma.c
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create mode 100644 drivers/gpu/drm/rp1/rp1-dsi/rp1_dsi_dsi.c
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--- a/drivers/gpu/drm/Kconfig
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+++ b/drivers/gpu/drm/Kconfig
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@@ -346,6 +346,8 @@ source "drivers/gpu/drm/v3d/Kconfig"
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source "drivers/gpu/drm/vc4/Kconfig"
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+source "drivers/gpu/drm/rp1/Kconfig"
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+
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source "drivers/gpu/drm/loongson/Kconfig"
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source "drivers/gpu/drm/etnaviv/Kconfig"
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--- a/drivers/gpu/drm/Makefile
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+++ b/drivers/gpu/drm/Makefile
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@@ -198,3 +198,4 @@ obj-$(CONFIG_DRM_HYPERV) += hyperv/
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obj-y += solomon/
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obj-$(CONFIG_DRM_SPRD) += sprd/
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obj-$(CONFIG_DRM_LOONGSON) += loongson/
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+obj-y += rp1/
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--- /dev/null
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+++ b/drivers/gpu/drm/rp1/Kconfig
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@@ -0,0 +1,5 @@
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+source "drivers/gpu/drm/rp1/rp1-dsi/Kconfig"
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+
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+source "drivers/gpu/drm/rp1/rp1-dpi/Kconfig"
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+
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+source "drivers/gpu/drm/rp1/rp1-vec/Kconfig"
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--- /dev/null
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+++ b/drivers/gpu/drm/rp1/Makefile
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@@ -0,0 +1,4 @@
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+obj-$(CONFIG_DRM_RP1_DSI) += rp1-dsi/
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+obj-$(CONFIG_DRM_RP1_DPI) += rp1-dpi/
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+obj-$(CONFIG_DRM_RP1_VEC) += rp1-vec/
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+
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--- /dev/null
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+++ b/drivers/gpu/drm/rp1/rp1-dsi/Kconfig
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@@ -0,0 +1,15 @@
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+# SPDX-License-Identifier: GPL-2.0-only
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+config DRM_RP1_DSI
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+ tristate "DRM Support for RP1 DSI"
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+ depends on DRM
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+ select MFD_RP1
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+ select DRM_GEM_DMA_HELPER
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+ select DRM_KMS_HELPER
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+ select DRM_MIPI_DSI
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+ select DRM_VRAM_HELPER
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+ select DRM_TTM
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+ select DRM_TTM_HELPER
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+ select GENERIC_PHY
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+ select GENERIC_PHY_MIPI_DPHY
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+ help
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+ Choose this option to enable DSI display on RP1
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--- /dev/null
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+++ b/drivers/gpu/drm/rp1/rp1-dsi/Makefile
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@@ -0,0 +1,5 @@
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+# SPDX-License-Identifier: GPL-2.0-only
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+
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+drm-rp1-dsi-y := rp1_dsi.o rp1_dsi_dma.o rp1_dsi_dsi.o
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+
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+obj-$(CONFIG_DRM_RP1_DSI) += drm-rp1-dsi.o
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--- /dev/null
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+++ b/drivers/gpu/drm/rp1/rp1-dsi/rp1_dsi.c
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@@ -0,0 +1,535 @@
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+// SPDX-License-Identifier: GPL-2.0-or-later
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+/*
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+ * DRM Driver for DSI output on Raspberry Pi RP1
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+ *
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+ * Copyright (c) 2023 Raspberry Pi Limited.
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+ */
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+
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+#include <linux/clk.h>
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+#include <linux/component.h>
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+#include <linux/delay.h>
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+#include <linux/dma-mapping.h>
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+#include <linux/errno.h>
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+#include <linux/init.h>
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+#include <linux/interrupt.h>
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+#include <linux/io.h>
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+#include <linux/list.h>
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+#include <linux/module.h>
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+#include <linux/platform_device.h>
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+#include <linux/phy/phy-mipi-dphy.h>
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+#include <linux/string.h>
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+
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+#include <drm/drm_atomic_helper.h>
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+#include <drm/drm_crtc.h>
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+#include <drm/drm_crtc_helper.h>
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+#include <drm/drm_drv.h>
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+#include <drm/drm_encoder.h>
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+#include <drm/drm_fourcc.h>
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+#include <drm/drm_fb_helper.h>
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+#include <drm/drm_fbdev_generic.h>
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+#include <drm/drm_framebuffer.h>
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+#include <drm/drm_gem.h>
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+#include <drm/drm_gem_atomic_helper.h>
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+#include <drm/drm_gem_dma_helper.h>
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+#include <drm/drm_gem_framebuffer_helper.h>
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+#include <drm/drm_managed.h>
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+#include <drm/drm_modeset_helper_vtables.h>
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+#include <drm/drm_of.h>
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+#include <drm/drm_print.h>
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+#include <drm/drm_probe_helper.h>
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+#include <drm/drm_simple_kms_helper.h>
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+#include <drm/drm_vblank.h>
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+
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+#include "rp1_dsi.h"
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+
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+static inline struct rp1_dsi *
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+bridge_to_rp1_dsi(struct drm_bridge *bridge)
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+{
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+ return container_of(bridge, struct rp1_dsi, bridge);
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+}
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+
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+static void rp1_dsi_bridge_pre_enable(struct drm_bridge *bridge,
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+ struct drm_bridge_state *old_state)
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+{
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+ struct rp1_dsi *dsi = bridge_to_rp1_dsi(bridge);
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+
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+ rp1dsi_dsi_setup(dsi, &dsi->pipe.crtc.state->adjusted_mode);
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+}
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+
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+static void rp1_dsi_bridge_enable(struct drm_bridge *bridge,
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+ struct drm_bridge_state *old_state)
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+{
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+}
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+
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+static void rp1_dsi_bridge_disable(struct drm_bridge *bridge,
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+ struct drm_bridge_state *state)
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+{
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+}
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+
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+static void rp1_dsi_bridge_post_disable(struct drm_bridge *bridge,
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+ struct drm_bridge_state *state)
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+{
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+ struct rp1_dsi *dsi = bridge_to_rp1_dsi(bridge);
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+
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+ if (dsi->dsi_running) {
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+ rp1dsi_dsi_stop(dsi);
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+ dsi->dsi_running = false;
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+ }
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+}
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+
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+static int rp1_dsi_bridge_attach(struct drm_bridge *bridge,
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+ enum drm_bridge_attach_flags flags)
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+{
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+ struct rp1_dsi *dsi = bridge_to_rp1_dsi(bridge);
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+
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+ /* Attach the panel or bridge to the dsi bridge */
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+ return drm_bridge_attach(bridge->encoder, dsi->out_bridge,
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+ &dsi->bridge, flags);
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+ return 0;
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+}
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+
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+static const struct drm_bridge_funcs rp1_dsi_bridge_funcs = {
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+ .atomic_duplicate_state = drm_atomic_helper_bridge_duplicate_state,
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+ .atomic_destroy_state = drm_atomic_helper_bridge_destroy_state,
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+ .atomic_reset = drm_atomic_helper_bridge_reset,
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+ .atomic_pre_enable = rp1_dsi_bridge_pre_enable,
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+ .atomic_enable = rp1_dsi_bridge_enable,
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+ .atomic_disable = rp1_dsi_bridge_disable,
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+ .atomic_post_disable = rp1_dsi_bridge_post_disable,
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+ .attach = rp1_dsi_bridge_attach,
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+};
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+
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+static void rp1dsi_pipe_update(struct drm_simple_display_pipe *pipe,
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+ struct drm_plane_state *old_state)
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+{
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+ struct drm_pending_vblank_event *event;
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+ unsigned long flags;
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+ struct drm_framebuffer *fb = pipe->plane.state->fb;
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+ struct rp1_dsi *dsi = pipe->crtc.dev->dev_private;
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+ struct drm_gem_object *gem = fb ? drm_gem_fb_get_obj(fb, 0) : NULL;
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+ struct drm_gem_dma_object *dma_obj = gem ? to_drm_gem_dma_obj(gem) : NULL;
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+ bool can_update = fb && dma_obj && dsi && dsi->pipe_enabled;
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+
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+ /* (Re-)start DSI,DMA where required; and update FB address */
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+ if (can_update) {
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+ if (!dsi->dma_running || fb->format->format != dsi->cur_fmt) {
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+ if (dsi->dma_running && fb->format->format != dsi->cur_fmt) {
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+ rp1dsi_dma_stop(dsi);
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+ dsi->dma_running = false;
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+ }
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+ if (!dsi->dma_running) {
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+ rp1dsi_dma_setup(dsi,
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+ fb->format->format, dsi->display_format,
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+ &pipe->crtc.state->adjusted_mode);
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+ dsi->dma_running = true;
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+ }
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+ dsi->cur_fmt = fb->format->format;
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+ drm_crtc_vblank_on(&pipe->crtc);
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+ }
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+ rp1dsi_dma_update(dsi, dma_obj->dma_addr, fb->offsets[0], fb->pitches[0]);
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+ }
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+
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+ /* Arm VBLANK event (or call it immediately in some error cases) */
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+ spin_lock_irqsave(&pipe->crtc.dev->event_lock, flags);
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+ event = pipe->crtc.state->event;
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+ if (event) {
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+ pipe->crtc.state->event = NULL;
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+ if (can_update && drm_crtc_vblank_get(&pipe->crtc) == 0)
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+ drm_crtc_arm_vblank_event(&pipe->crtc, event);
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+ else
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+ drm_crtc_send_vblank_event(&pipe->crtc, event);
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+ }
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+ spin_unlock_irqrestore(&pipe->crtc.dev->event_lock, flags);
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+}
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+
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+static inline struct rp1_dsi *
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+encoder_to_rp1_dsi(struct drm_encoder *encoder)
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+{
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+ struct drm_simple_display_pipe *pipe =
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+ container_of(encoder, struct drm_simple_display_pipe, encoder);
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+ return container_of(pipe, struct rp1_dsi, pipe);
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+}
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+
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+static void rp1dsi_encoder_enable(struct drm_encoder *encoder)
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+{
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+ struct rp1_dsi *dsi = encoder_to_rp1_dsi(encoder);
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+
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+ /* Put DSI into video mode before starting video */
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+ rp1dsi_dsi_set_cmdmode(dsi, 0);
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+
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+ /* Start DMA -> DPI */
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+ dsi->pipe_enabled = true;
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+ dsi->cur_fmt = 0xdeadbeef;
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+ rp1dsi_pipe_update(&dsi->pipe, 0);
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+}
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+
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+static void rp1dsi_encoder_disable(struct drm_encoder *encoder)
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+{
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+ struct rp1_dsi *dsi = encoder_to_rp1_dsi(encoder);
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+
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+ drm_crtc_vblank_off(&dsi->pipe.crtc);
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+ if (dsi->dma_running) {
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+ rp1dsi_dma_stop(dsi);
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+ dsi->dma_running = false;
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+ }
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+ dsi->pipe_enabled = false;
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+
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+ /* Return to command mode after stopping video */
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+ rp1dsi_dsi_set_cmdmode(dsi, 1);
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+}
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+
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+static const struct drm_encoder_helper_funcs rp1_dsi_encoder_funcs = {
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+ .enable = rp1dsi_encoder_enable,
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+ .disable = rp1dsi_encoder_disable,
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+};
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+
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+static void rp1dsi_pipe_enable(struct drm_simple_display_pipe *pipe,
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+ struct drm_crtc_state *crtc_state,
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+ struct drm_plane_state *plane_state)
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+{
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+}
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+
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+static void rp1dsi_pipe_disable(struct drm_simple_display_pipe *pipe)
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+{
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+}
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+
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+static int rp1dsi_pipe_enable_vblank(struct drm_simple_display_pipe *pipe)
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+{
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+ struct rp1_dsi *dsi = pipe->crtc.dev->dev_private;
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+
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+ if (dsi)
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+ rp1dsi_dma_vblank_ctrl(dsi, 1);
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+
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+ return 0;
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+}
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+
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+static void rp1dsi_pipe_disable_vblank(struct drm_simple_display_pipe *pipe)
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+{
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+ struct rp1_dsi *dsi = pipe->crtc.dev->dev_private;
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+
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+ if (dsi)
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+ rp1dsi_dma_vblank_ctrl(dsi, 0);
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+}
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+
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+static const struct drm_simple_display_pipe_funcs rp1dsi_pipe_funcs = {
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+ .enable = rp1dsi_pipe_enable,
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+ .update = rp1dsi_pipe_update,
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+ .disable = rp1dsi_pipe_disable,
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+ .enable_vblank = rp1dsi_pipe_enable_vblank,
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+ .disable_vblank = rp1dsi_pipe_disable_vblank,
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+};
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+
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+static const struct drm_mode_config_funcs rp1dsi_mode_funcs = {
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+ .fb_create = drm_gem_fb_create,
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+ .atomic_check = drm_atomic_helper_check,
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+ .atomic_commit = drm_atomic_helper_commit,
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+};
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+
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+static const u32 rp1dsi_formats[] = {
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+ DRM_FORMAT_XRGB8888,
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+ DRM_FORMAT_XBGR8888,
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+ DRM_FORMAT_RGB888,
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+ DRM_FORMAT_BGR888,
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+ DRM_FORMAT_RGB565
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+};
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+
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+static void rp1dsi_stopall(struct drm_device *drm)
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+{
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+ if (drm->dev_private) {
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+ struct rp1_dsi *dsi = drm->dev_private;
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+
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+ if (dsi->dma_running || rp1dsi_dma_busy(dsi)) {
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+ rp1dsi_dma_stop(dsi);
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+ dsi->dma_running = false;
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+ }
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+ if (dsi->dsi_running) {
|
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+ rp1dsi_dsi_stop(dsi);
|
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+ dsi->dsi_running = false;
|
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+ }
|
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+ if (dsi->clocks[RP1DSI_CLOCK_CFG])
|
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+ clk_disable_unprepare(dsi->clocks[RP1DSI_CLOCK_CFG]);
|
|
+ }
|
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+}
|
|
+
|
|
+DEFINE_DRM_GEM_DMA_FOPS(rp1dsi_fops);
|
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+
|
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+static struct drm_driver rp1dsi_driver = {
|
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+ .driver_features = DRIVER_GEM | DRIVER_MODESET | DRIVER_ATOMIC,
|
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+ .fops = &rp1dsi_fops,
|
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+ .name = "drm-rp1-dsi",
|
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+ .desc = "drm-rp1-dsi",
|
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+ .date = "0",
|
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+ .major = 1,
|
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+ .minor = 0,
|
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+ DRM_GEM_DMA_DRIVER_OPS,
|
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+ .release = rp1dsi_stopall,
|
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+};
|
|
+
|
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+static int rp1dsi_bind(struct rp1_dsi *dsi)
|
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+{
|
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+ struct platform_device *pdev = dsi->pdev;
|
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+ struct drm_device *drm = dsi->drm;
|
|
+ int ret;
|
|
+
|
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+ dsi->out_bridge = drmm_of_get_bridge(drm, pdev->dev.of_node, 0, 0);
|
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+ if (IS_ERR(dsi->out_bridge))
|
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+ return PTR_ERR(dsi->out_bridge);
|
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+
|
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+ ret = drmm_mode_config_init(drm);
|
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+ if (ret)
|
|
+ goto rtn;
|
|
+
|
|
+ drm->mode_config.max_width = 4096;
|
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+ drm->mode_config.max_height = 4096;
|
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+ drm->mode_config.preferred_depth = 32;
|
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+ drm->mode_config.prefer_shadow = 0;
|
|
+ drm->mode_config.quirk_addfb_prefer_host_byte_order = true;
|
|
+ drm->mode_config.funcs = &rp1dsi_mode_funcs;
|
|
+ drm_vblank_init(drm, 1);
|
|
+
|
|
+ ret = drm_simple_display_pipe_init(drm,
|
|
+ &dsi->pipe,
|
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+ &rp1dsi_pipe_funcs,
|
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+ rp1dsi_formats,
|
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+ ARRAY_SIZE(rp1dsi_formats),
|
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+ NULL, NULL);
|
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+ if (ret)
|
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+ goto rtn;
|
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+
|
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+ /* We need slightly more complex encoder handling (enabling/disabling
|
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+ * video mode), so add encoder helper functions.
|
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+ */
|
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+ drm_encoder_helper_add(&dsi->pipe.encoder, &rp1_dsi_encoder_funcs);
|
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+
|
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+ ret = drm_simple_display_pipe_attach_bridge(&dsi->pipe, &dsi->bridge);
|
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+ if (ret)
|
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+ goto rtn;
|
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+
|
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+ drm_bridge_add(&dsi->bridge);
|
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+
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+ drm_mode_config_reset(drm);
|
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+
|
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+ if (dsi->clocks[RP1DSI_CLOCK_CFG])
|
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+ clk_prepare_enable(dsi->clocks[RP1DSI_CLOCK_CFG]);
|
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+
|
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+ ret = drm_dev_register(drm, 0);
|
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+
|
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+ if (ret == 0)
|
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+ drm_fbdev_generic_setup(drm, 32);
|
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+
|
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+rtn:
|
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+ if (ret)
|
|
+ dev_err(&pdev->dev, "%s returned %d\n", __func__, ret);
|
|
+ else
|
|
+ dev_info(&pdev->dev, "%s succeeded", __func__);
|
|
+
|
|
+ return ret;
|
|
+}
|
|
+
|
|
+static void rp1dsi_unbind(struct rp1_dsi *dsi)
|
|
+{
|
|
+ struct drm_device *drm = dsi->drm;
|
|
+
|
|
+ rp1dsi_stopall(drm);
|
|
+ drm_dev_unregister(drm);
|
|
+ drm_atomic_helper_shutdown(drm);
|
|
+}
|
|
+
|
|
+int rp1dsi_host_attach(struct mipi_dsi_host *host, struct mipi_dsi_device *dsi_dev)
|
|
+{
|
|
+ struct rp1_dsi *dsi = container_of(host, struct rp1_dsi, dsi_host);
|
|
+
|
|
+ dev_info(&dsi->pdev->dev, "%s: Attach DSI device name=%s channel=%d lanes=%d format=%d flags=0x%lx hs_rate=%lu lp_rate=%lu",
|
|
+ __func__, dsi_dev->name, dsi_dev->channel, dsi_dev->lanes,
|
|
+ dsi_dev->format, dsi_dev->mode_flags, dsi_dev->hs_rate,
|
|
+ dsi_dev->lp_rate);
|
|
+ dsi->vc = dsi_dev->channel & 3;
|
|
+ dsi->lanes = dsi_dev->lanes;
|
|
+
|
|
+ switch (dsi_dev->format) {
|
|
+ case MIPI_DSI_FMT_RGB666:
|
|
+ case MIPI_DSI_FMT_RGB666_PACKED:
|
|
+ case MIPI_DSI_FMT_RGB565:
|
|
+ case MIPI_DSI_FMT_RGB888:
|
|
+ break;
|
|
+ default:
|
|
+ return -EINVAL;
|
|
+ }
|
|
+ dsi->display_format = dsi_dev->format;
|
|
+ dsi->display_flags = dsi_dev->mode_flags;
|
|
+ dsi->display_hs_rate = dsi_dev->hs_rate;
|
|
+ dsi->display_lp_rate = dsi_dev->lp_rate;
|
|
+
|
|
+ /*
|
|
+ * Previously, we added a separate component to handle panel/bridge
|
|
+ * discovery and DRM registration, but now it's just a function call.
|
|
+ * The downstream/attaching device should deal with -EPROBE_DEFER
|
|
+ */
|
|
+ return rp1dsi_bind(dsi);
|
|
+}
|
|
+
|
|
+int rp1dsi_host_detach(struct mipi_dsi_host *host, struct mipi_dsi_device *dsi_dev)
|
|
+{
|
|
+ struct rp1_dsi *dsi = container_of(host, struct rp1_dsi, dsi_host);
|
|
+
|
|
+ /*
|
|
+ * Unregister the DRM driver.
|
|
+ * TODO: Check we are cleaning up correctly and not doing things multiple times!
|
|
+ */
|
|
+ rp1dsi_unbind(dsi);
|
|
+ return 0;
|
|
+}
|
|
+
|
|
+ssize_t rp1dsi_host_transfer(struct mipi_dsi_host *host, const struct mipi_dsi_msg *msg)
|
|
+{
|
|
+ struct rp1_dsi *dsi = container_of(host, struct rp1_dsi, dsi_host);
|
|
+ struct mipi_dsi_packet packet;
|
|
+ int ret = 0;
|
|
+
|
|
+ /* Write */
|
|
+ ret = mipi_dsi_create_packet(&packet, msg);
|
|
+ if (ret) {
|
|
+ dev_err(dsi->drm->dev, "RP1DSI: failed to create packet: %d\n", ret);
|
|
+ return ret;
|
|
+ }
|
|
+
|
|
+ rp1dsi_dsi_send(dsi, *(u32 *)(&packet.header), packet.payload_length, packet.payload);
|
|
+
|
|
+ /* Optional read back */
|
|
+ if (msg->rx_len && msg->rx_buf)
|
|
+ ret = rp1dsi_dsi_recv(dsi, msg->rx_len, msg->rx_buf);
|
|
+
|
|
+ return (ssize_t)ret;
|
|
+}
|
|
+
|
|
+static const struct mipi_dsi_host_ops rp1dsi_mipi_dsi_host_ops = {
|
|
+ .attach = rp1dsi_host_attach,
|
|
+ .detach = rp1dsi_host_detach,
|
|
+ .transfer = rp1dsi_host_transfer
|
|
+};
|
|
+
|
|
+static int rp1dsi_platform_probe(struct platform_device *pdev)
|
|
+{
|
|
+ struct device *dev = &pdev->dev;
|
|
+ struct drm_device *drm;
|
|
+ struct rp1_dsi *dsi;
|
|
+ int i, ret;
|
|
+
|
|
+ drm = drm_dev_alloc(&rp1dsi_driver, dev);
|
|
+ if (IS_ERR(drm)) {
|
|
+ ret = PTR_ERR(drm);
|
|
+ return ret;
|
|
+ }
|
|
+ dsi = drmm_kzalloc(drm, sizeof(*dsi), GFP_KERNEL);
|
|
+ if (!dsi) {
|
|
+ ret = -ENOMEM;
|
|
+ goto err_free_drm;
|
|
+ }
|
|
+ init_completion(&dsi->finished);
|
|
+ dsi->drm = drm;
|
|
+ dsi->pdev = pdev;
|
|
+ drm->dev_private = dsi;
|
|
+ platform_set_drvdata(pdev, drm);
|
|
+
|
|
+ dsi->bridge.funcs = &rp1_dsi_bridge_funcs;
|
|
+ dsi->bridge.of_node = dev->of_node;
|
|
+ dsi->bridge.type = DRM_MODE_CONNECTOR_DSI;
|
|
+
|
|
+ /* Safe default values for DSI mode */
|
|
+ dsi->lanes = 1;
|
|
+ dsi->display_format = MIPI_DSI_FMT_RGB888;
|
|
+ dsi->display_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_LPM;
|
|
+
|
|
+ /* Hardware resources */
|
|
+ for (i = 0; i < RP1DSI_NUM_CLOCKS; i++) {
|
|
+ static const char * const myclocknames[RP1DSI_NUM_CLOCKS] = {
|
|
+ "cfgclk", "dpiclk", "byteclk", "refclk"
|
|
+ };
|
|
+ dsi->clocks[i] = devm_clk_get(dev, myclocknames[i]);
|
|
+ if (IS_ERR(dsi->clocks[i])) {
|
|
+ ret = PTR_ERR(dsi->clocks[i]);
|
|
+ dev_err(dev, "Error getting clocks[%d]\n", i);
|
|
+ goto err_free_drm;
|
|
+ }
|
|
+ }
|
|
+
|
|
+ for (i = 0; i < RP1DSI_NUM_HW_BLOCKS; i++) {
|
|
+ dsi->hw_base[i] =
|
|
+ devm_ioremap_resource(dev,
|
|
+ platform_get_resource(dsi->pdev,
|
|
+ IORESOURCE_MEM,
|
|
+ i));
|
|
+ if (IS_ERR(dsi->hw_base[i])) {
|
|
+ ret = PTR_ERR(dsi->hw_base[i]);
|
|
+ dev_err(dev, "Error memory mapping regs[%d]\n", i);
|
|
+ goto err_free_drm;
|
|
+ }
|
|
+ }
|
|
+ ret = platform_get_irq(dsi->pdev, 0);
|
|
+ if (ret > 0)
|
|
+ ret = devm_request_irq(dev, ret, rp1dsi_dma_isr,
|
|
+ IRQF_SHARED, "rp1-dsi", dsi);
|
|
+ if (ret) {
|
|
+ dev_err(dev, "Unable to request interrupt\n");
|
|
+ ret = -EINVAL;
|
|
+ goto err_free_drm;
|
|
+ }
|
|
+ rp1dsi_mipicfg_setup(dsi);
|
|
+ dma_set_mask_and_coherent(dev, DMA_BIT_MASK(64));
|
|
+
|
|
+ /* Create the MIPI DSI Host and wait for the panel/bridge to attach to it */
|
|
+ dsi->dsi_host.ops = &rp1dsi_mipi_dsi_host_ops;
|
|
+ dsi->dsi_host.dev = dev;
|
|
+ ret = mipi_dsi_host_register(&dsi->dsi_host);
|
|
+ if (ret)
|
|
+ goto err_free_drm;
|
|
+
|
|
+ return ret;
|
|
+
|
|
+err_free_drm:
|
|
+ dev_err(dev, "%s fail %d\n", __func__, ret);
|
|
+ drm_dev_put(drm);
|
|
+ return ret;
|
|
+}
|
|
+
|
|
+static int rp1dsi_platform_remove(struct platform_device *pdev)
|
|
+{
|
|
+ struct drm_device *drm = platform_get_drvdata(pdev);
|
|
+ struct rp1_dsi *dsi = drm->dev_private;
|
|
+
|
|
+ mipi_dsi_host_unregister(&dsi->dsi_host);
|
|
+ return 0;
|
|
+}
|
|
+
|
|
+static void rp1dsi_platform_shutdown(struct platform_device *pdev)
|
|
+{
|
|
+ struct drm_device *drm = platform_get_drvdata(pdev);
|
|
+
|
|
+ rp1dsi_stopall(drm);
|
|
+}
|
|
+
|
|
+static const struct of_device_id rp1dsi_of_match[] = {
|
|
+ {
|
|
+ .compatible = "raspberrypi,rp1dsi",
|
|
+ },
|
|
+ { /* sentinel */ },
|
|
+};
|
|
+
|
|
+MODULE_DEVICE_TABLE(of, rp1dsi_of_match);
|
|
+
|
|
+static struct platform_driver rp1dsi_platform_driver = {
|
|
+ .probe = rp1dsi_platform_probe,
|
|
+ .remove = rp1dsi_platform_remove,
|
|
+ .shutdown = rp1dsi_platform_shutdown,
|
|
+ .driver = {
|
|
+ .name = DRIVER_NAME,
|
|
+ .owner = THIS_MODULE,
|
|
+ .of_match_table = rp1dsi_of_match,
|
|
+ },
|
|
+};
|
|
+
|
|
+module_platform_driver(rp1dsi_platform_driver);
|
|
+
|
|
+MODULE_LICENSE("GPL");
|
|
+MODULE_DESCRIPTION("MIPI DSI driver for Raspberry Pi RP1");
|
|
+MODULE_AUTHOR("Nick Hollinghurst");
|
|
--- /dev/null
|
|
+++ b/drivers/gpu/drm/rp1/rp1-dsi/rp1_dsi.h
|
|
@@ -0,0 +1,94 @@
|
|
+/* SPDX-License-Identifier: GPL-2.0 */
|
|
+/*
|
|
+ * DRM Driver for DSI output on Raspberry Pi RP1
|
|
+ *
|
|
+ * Copyright (c) 2023 Raspberry Pi Limited.
|
|
+ */
|
|
+#ifndef _RP1_DSI_H_
|
|
+#define _RP1_DSI_H_
|
|
+
|
|
+#include <linux/clk.h>
|
|
+#include <linux/io.h>
|
|
+#include <linux/types.h>
|
|
+
|
|
+#include <drm/drm_bridge.h>
|
|
+#include <drm/drm_device.h>
|
|
+#include <drm/drm_mipi_dsi.h>
|
|
+#include <drm/drm_simple_kms_helper.h>
|
|
+
|
|
+#define MODULE_NAME "drm-rp1-dsi"
|
|
+#define DRIVER_NAME "drm-rp1-dsi"
|
|
+
|
|
+/* ---------------------------------------------------------------------- */
|
|
+
|
|
+#define RP1DSI_HW_BLOCK_DMA 0
|
|
+#define RP1DSI_HW_BLOCK_DSI 1
|
|
+#define RP1DSI_HW_BLOCK_CFG 2
|
|
+#define RP1DSI_NUM_HW_BLOCKS 3
|
|
+
|
|
+#define RP1DSI_CLOCK_CFG 0
|
|
+#define RP1DSI_CLOCK_DPI 1
|
|
+#define RP1DSI_CLOCK_BYTE 2
|
|
+#define RP1DSI_CLOCK_REF 3
|
|
+#define RP1DSI_NUM_CLOCKS 4
|
|
+
|
|
+/* ---------------------------------------------------------------------- */
|
|
+
|
|
+struct rp1_dsi {
|
|
+ /* DRM and platform device pointers */
|
|
+ struct drm_device *drm;
|
|
+ struct platform_device *pdev;
|
|
+
|
|
+ /* Framework and helper objects */
|
|
+ struct drm_simple_display_pipe pipe;
|
|
+ struct drm_bridge bridge;
|
|
+ struct drm_bridge *out_bridge;
|
|
+ struct mipi_dsi_host dsi_host;
|
|
+
|
|
+ /* Clocks. We need DPI clock; the others are frequency references */
|
|
+ struct clk *clocks[RP1DSI_NUM_CLOCKS];
|
|
+
|
|
+ /* Block (DSI DMA, DSI Host) base addresses, and current state */
|
|
+ void __iomem *hw_base[RP1DSI_NUM_HW_BLOCKS];
|
|
+ u32 cur_fmt;
|
|
+ bool dsi_running, dma_running, pipe_enabled;
|
|
+ struct completion finished;
|
|
+
|
|
+ /* Attached display parameters (from mipi_dsi_device) */
|
|
+ unsigned long display_flags, display_hs_rate, display_lp_rate;
|
|
+ enum mipi_dsi_pixel_format display_format;
|
|
+ u8 vc;
|
|
+ u8 lanes;
|
|
+
|
|
+ /* DPHY */
|
|
+ u8 hsfreq_index;
|
|
+};
|
|
+
|
|
+/* ---------------------------------------------------------------------- */
|
|
+/* Functions to control the DSI/DPI/DMA block */
|
|
+
|
|
+void rp1dsi_dma_setup(struct rp1_dsi *dsi,
|
|
+ u32 in_format, enum mipi_dsi_pixel_format out_format,
|
|
+ struct drm_display_mode const *mode);
|
|
+void rp1dsi_dma_update(struct rp1_dsi *dsi, dma_addr_t addr, u32 offset, u32 stride);
|
|
+void rp1dsi_dma_stop(struct rp1_dsi *dsi);
|
|
+int rp1dsi_dma_busy(struct rp1_dsi *dsi);
|
|
+irqreturn_t rp1dsi_dma_isr(int irq, void *dev);
|
|
+void rp1dsi_dma_vblank_ctrl(struct rp1_dsi *dsi, int enable);
|
|
+
|
|
+/* ---------------------------------------------------------------------- */
|
|
+/* Functions to control the MIPICFG block and check RP1 platform */
|
|
+
|
|
+void rp1dsi_mipicfg_setup(struct rp1_dsi *dsi);
|
|
+
|
|
+/* ---------------------------------------------------------------------- */
|
|
+/* Functions to control the SNPS D-PHY and DSI block setup */
|
|
+
|
|
+void rp1dsi_dsi_setup(struct rp1_dsi *dsi, struct drm_display_mode const *mode);
|
|
+void rp1dsi_dsi_send(struct rp1_dsi *dsi, u32 header, int len, const u8 *buf);
|
|
+int rp1dsi_dsi_recv(struct rp1_dsi *dsi, int len, u8 *buf);
|
|
+void rp1dsi_dsi_set_cmdmode(struct rp1_dsi *dsi, int cmd_mode);
|
|
+void rp1dsi_dsi_stop(struct rp1_dsi *dsi);
|
|
+
|
|
+#endif
|
|
+
|
|
--- /dev/null
|
|
+++ b/drivers/gpu/drm/rp1/rp1-dsi/rp1_dsi_dma.c
|
|
@@ -0,0 +1,443 @@
|
|
+// SPDX-License-Identifier: GPL-2.0-or-later
|
|
+/*
|
|
+ * DRM Driver for DSI output on Raspberry Pi RP1
|
|
+ *
|
|
+ * Copyright (c) 2023 Raspberry Pi Limited.
|
|
+ */
|
|
+
|
|
+#include <linux/interrupt.h>
|
|
+#include <linux/platform_device.h>
|
|
+
|
|
+#include <drm/drm_fourcc.h>
|
|
+#include <drm/drm_print.h>
|
|
+#include <drm/drm_vblank.h>
|
|
+
|
|
+#include "rp1_dsi.h"
|
|
+
|
|
+// --- DPI DMA REGISTERS (derived from Argon firmware, via RP1 drivers/mipi, with corrections) ---
|
|
+
|
|
+// Control
|
|
+#define DPI_DMA_CONTROL 0x0
|
|
+#define DPI_DMA_CONTROL_ARM_SHIFT 0
|
|
+#define DPI_DMA_CONTROL_ARM_MASK BIT(DPI_DMA_CONTROL_ARM_SHIFT)
|
|
+#define DPI_DMA_CONTROL_ALIGN16_SHIFT 2
|
|
+#define DPI_DMA_CONTROL_ALIGN16_MASK BIT(DPI_DMA_CONTROL_ALIGN16_SHIFT)
|
|
+#define DPI_DMA_CONTROL_AUTO_REPEAT_SHIFT 1
|
|
+#define DPI_DMA_CONTROL_AUTO_REPEAT_MASK BIT(DPI_DMA_CONTROL_AUTO_REPEAT_SHIFT)
|
|
+#define DPI_DMA_CONTROL_HIGH_WATER_SHIFT 3
|
|
+#define DPI_DMA_CONTROL_HIGH_WATER_MASK (0x1FF << DPI_DMA_CONTROL_HIGH_WATER_SHIFT)
|
|
+#define DPI_DMA_CONTROL_DEN_POL_SHIFT 12
|
|
+#define DPI_DMA_CONTROL_DEN_POL_MASK BIT(DPI_DMA_CONTROL_DEN_POL_SHIFT)
|
|
+#define DPI_DMA_CONTROL_HSYNC_POL_SHIFT 13
|
|
+#define DPI_DMA_CONTROL_HSYNC_POL_MASK BIT(DPI_DMA_CONTROL_HSYNC_POL_SHIFT)
|
|
+#define DPI_DMA_CONTROL_VSYNC_POL_SHIFT 14
|
|
+#define DPI_DMA_CONTROL_VSYNC_POL_MASK BIT(DPI_DMA_CONTROL_VSYNC_POL_SHIFT)
|
|
+#define DPI_DMA_CONTROL_COLORM_SHIFT 15
|
|
+#define DPI_DMA_CONTROL_COLORM_MASK BIT(DPI_DMA_CONTROL_COLORM_SHIFT)
|
|
+#define DPI_DMA_CONTROL_SHUTDN_SHIFT 16
|
|
+#define DPI_DMA_CONTROL_SHUTDN_MASK BIT(DPI_DMA_CONTROL_SHUTDN_SHIFT)
|
|
+#define DPI_DMA_CONTROL_HBP_EN_SHIFT 17
|
|
+#define DPI_DMA_CONTROL_HBP_EN_MASK BIT(DPI_DMA_CONTROL_HBP_EN_SHIFT)
|
|
+#define DPI_DMA_CONTROL_HFP_EN_SHIFT 18
|
|
+#define DPI_DMA_CONTROL_HFP_EN_MASK BIT(DPI_DMA_CONTROL_HFP_EN_SHIFT)
|
|
+#define DPI_DMA_CONTROL_VBP_EN_SHIFT 19
|
|
+#define DPI_DMA_CONTROL_VBP_EN_MASK BIT(DPI_DMA_CONTROL_VBP_EN_SHIFT)
|
|
+#define DPI_DMA_CONTROL_VFP_EN_SHIFT 20
|
|
+#define DPI_DMA_CONTROL_VFP_EN_MASK BIT(DPI_DMA_CONTROL_VFP_EN_SHIFT)
|
|
+#define DPI_DMA_CONTROL_HSYNC_EN_SHIFT 21
|
|
+#define DPI_DMA_CONTROL_HSYNC_EN_MASK BIT(DPI_DMA_CONTROL_HSYNC_EN_SHIFT)
|
|
+#define DPI_DMA_CONTROL_VSYNC_EN_SHIFT 22
|
|
+#define DPI_DMA_CONTROL_VSYNC_EN_MASK BIT(DPI_DMA_CONTROL_VSYNC_EN_SHIFT)
|
|
+#define DPI_DMA_CONTROL_FORCE_IMMED_SHIFT 23
|
|
+#define DPI_DMA_CONTROL_FORCE_IMMED_MASK BIT(DPI_DMA_CONTROL_FORCE_IMMED_SHIFT)
|
|
+#define DPI_DMA_CONTROL_FORCE_DRAIN_SHIFT 24
|
|
+#define DPI_DMA_CONTROL_FORCE_DRAIN_MASK BIT(DPI_DMA_CONTROL_FORCE_DRAIN_SHIFT)
|
|
+#define DPI_DMA_CONTROL_FORCE_EMPTY_SHIFT 25
|
|
+#define DPI_DMA_CONTROL_FORCE_EMPTY_MASK BIT(DPI_DMA_CONTROL_FORCE_EMPTY_SHIFT)
|
|
+
|
|
+// IRQ_ENABLES
|
|
+#define DPI_DMA_IRQ_EN 0x04
|
|
+#define DPI_DMA_IRQ_EN_DMA_READY_SHIFT 0
|
|
+#define DPI_DMA_IRQ_EN_DMA_READY_MASK BIT(DPI_DMA_IRQ_EN_DMA_READY_SHIFT)
|
|
+#define DPI_DMA_IRQ_EN_UNDERFLOW_SHIFT 1
|
|
+#define DPI_DMA_IRQ_EN_UNDERFLOW_MASK BIT(DPI_DMA_IRQ_EN_UNDERFLOW_SHIFT)
|
|
+#define DPI_DMA_IRQ_EN_FRAME_START_SHIFT 2
|
|
+#define DPI_DMA_IRQ_EN_FRAME_START_MASK BIT(DPI_DMA_IRQ_EN_FRAME_START_SHIFT)
|
|
+#define DPI_DMA_IRQ_EN_AFIFO_EMPTY_SHIFT 3
|
|
+#define DPI_DMA_IRQ_EN_AFIFO_EMPTY_MASK BIT(DPI_DMA_IRQ_EN_AFIFO_EMPTY_SHIFT)
|
|
+#define DPI_DMA_IRQ_EN_TE_SHIFT 4
|
|
+#define DPI_DMA_IRQ_EN_TE_MASK BIT(DPI_DMA_IRQ_EN_TE_SHIFT)
|
|
+#define DPI_DMA_IRQ_EN_ERROR_SHIFT 5
|
|
+#define DPI_DMA_IRQ_EN_ERROR_MASK BIT(DPI_DMA_IRQ_EN_ERROR_SHIFT)
|
|
+#define DPI_DMA_IRQ_EN_MATCH_SHIFT 6
|
|
+#define DPI_DMA_IRQ_EN_MATCH_MASK BIT(DPI_DMA_IRQ_EN_MATCH_SHIFT)
|
|
+#define DPI_DMA_IRQ_EN_MATCH_LINE_SHIFT 16
|
|
+#define DPI_DMA_IRQ_EN_MATCH_LINE_MASK (0xFFF << DPI_DMA_IRQ_EN_MATCH_LINE_SHIFT)
|
|
+
|
|
+// IRQ_FLAGS
|
|
+#define DPI_DMA_IRQ_FLAGS 0x08
|
|
+#define DPI_DMA_IRQ_FLAGS_DMA_READY_SHIFT 0
|
|
+#define DPI_DMA_IRQ_FLAGS_DMA_READY_MASK BIT(DPI_DMA_IRQ_FLAGS_DMA_READY_SHIFT)
|
|
+#define DPI_DMA_IRQ_FLAGS_UNDERFLOW_SHIFT 1
|
|
+#define DPI_DMA_IRQ_FLAGS_UNDERFLOW_MASK BIT(DPI_DMA_IRQ_FLAGS_UNDERFLOW_SHIFT)
|
|
+#define DPI_DMA_IRQ_FLAGS_FRAME_START_SHIFT 2
|
|
+#define DPI_DMA_IRQ_FLAGS_FRAME_START_MASK BIT(DPI_DMA_IRQ_FLAGS_FRAME_START_SHIFT)
|
|
+#define DPI_DMA_IRQ_FLAGS_AFIFO_EMPTY_SHIFT 3
|
|
+#define DPI_DMA_IRQ_FLAGS_AFIFO_EMPTY_MASK BIT(DPI_DMA_IRQ_FLAGS_AFIFO_EMPTY_SHIFT)
|
|
+#define DPI_DMA_IRQ_FLAGS_TE_SHIFT 4
|
|
+#define DPI_DMA_IRQ_FLAGS_TE_MASK BIT(DPI_DMA_IRQ_FLAGS_TE_SHIFT)
|
|
+#define DPI_DMA_IRQ_FLAGS_ERROR_SHIFT 5
|
|
+#define DPI_DMA_IRQ_FLAGS_ERROR_MASK BIT(DPI_DMA_IRQ_FLAGS_ERROR_SHIFT)
|
|
+#define DPI_DMA_IRQ_FLAGS_MATCH_SHIFT 6
|
|
+#define DPI_DMA_IRQ_FLAGS_MATCH_MASK BIT(DPI_DMA_IRQ_FLAGS_MATCH_SHIFT)
|
|
+
|
|
+// QOS
|
|
+#define DPI_DMA_QOS 0xC
|
|
+#define DPI_DMA_QOS_DQOS_SHIFT 0
|
|
+#define DPI_DMA_QOS_DQOS_MASK (0xF << DPI_DMA_QOS_DQOS_SHIFT)
|
|
+#define DPI_DMA_QOS_ULEV_SHIFT 4
|
|
+#define DPI_DMA_QOS_ULEV_MASK (0xF << DPI_DMA_QOS_ULEV_SHIFT)
|
|
+#define DPI_DMA_QOS_UQOS_SHIFT 8
|
|
+#define DPI_DMA_QOS_UQOS_MASK (0xF << DPI_DMA_QOS_UQOS_SHIFT)
|
|
+#define DPI_DMA_QOS_LLEV_SHIFT 12
|
|
+#define DPI_DMA_QOS_LLEV_MASK (0xF << DPI_DMA_QOS_LLEV_SHIFT)
|
|
+#define DPI_DMA_QOS_LQOS_SHIFT 16
|
|
+#define DPI_DMA_QOS_LQOS_MASK (0xF << DPI_DMA_QOS_LQOS_SHIFT)
|
|
+
|
|
+// Panics
|
|
+#define DPI_DMA_PANICS 0x38
|
|
+#define DPI_DMA_PANICS_UPPER_COUNT_SHIFT 0
|
|
+#define DPI_DMA_PANICS_UPPER_COUNT_MASK \
|
|
+ (0x0000FFFF << DPI_DMA_PANICS_UPPER_COUNT_SHIFT)
|
|
+#define DPI_DMA_PANICS_LOWER_COUNT_SHIFT 16
|
|
+#define DPI_DMA_PANICS_LOWER_COUNT_MASK \
|
|
+ (0x0000FFFF << DPI_DMA_PANICS_LOWER_COUNT_SHIFT)
|
|
+
|
|
+// DMA Address Lower:
|
|
+#define DPI_DMA_DMA_ADDR_L 0x10
|
|
+
|
|
+// DMA Address Upper:
|
|
+#define DPI_DMA_DMA_ADDR_H 0x40
|
|
+
|
|
+// DMA stride
|
|
+#define DPI_DMA_DMA_STRIDE 0x14
|
|
+
|
|
+// Visible Area
|
|
+#define DPI_DMA_VISIBLE_AREA 0x18
|
|
+#define DPI_DMA_VISIBLE_AREA_ROWSM1_SHIFT 0
|
|
+#define DPI_DMA_VISIBLE_AREA_ROWSM1_MASK (0x0FFF << DPI_DMA_VISIBLE_AREA_ROWSM1_SHIFT)
|
|
+#define DPI_DMA_VISIBLE_AREA_COLSM1_SHIFT 16
|
|
+#define DPI_DMA_VISIBLE_AREA_COLSM1_MASK (0x0FFF << DPI_DMA_VISIBLE_AREA_COLSM1_SHIFT)
|
|
+
|
|
+// Sync width
|
|
+#define DPI_DMA_SYNC_WIDTH 0x1C
|
|
+#define DPI_DMA_SYNC_WIDTH_ROWSM1_SHIFT 0
|
|
+#define DPI_DMA_SYNC_WIDTH_ROWSM1_MASK (0x0FFF << DPI_DMA_SYNC_WIDTH_ROWSM1_SHIFT)
|
|
+#define DPI_DMA_SYNC_WIDTH_COLSM1_SHIFT 16
|
|
+#define DPI_DMA_SYNC_WIDTH_COLSM1_MASK (0x0FFF << DPI_DMA_SYNC_WIDTH_COLSM1_SHIFT)
|
|
+
|
|
+// Back porch
|
|
+#define DPI_DMA_BACK_PORCH 0x20
|
|
+#define DPI_DMA_BACK_PORCH_ROWSM1_SHIFT 0
|
|
+#define DPI_DMA_BACK_PORCH_ROWSM1_MASK (0x0FFF << DPI_DMA_BACK_PORCH_ROWSM1_SHIFT)
|
|
+#define DPI_DMA_BACK_PORCH_COLSM1_SHIFT 16
|
|
+#define DPI_DMA_BACK_PORCH_COLSM1_MASK (0x0FFF << DPI_DMA_BACK_PORCH_COLSM1_SHIFT)
|
|
+
|
|
+// Front porch
|
|
+#define DPI_DMA_FRONT_PORCH 0x24
|
|
+#define DPI_DMA_FRONT_PORCH_ROWSM1_SHIFT 0
|
|
+#define DPI_DMA_FRONT_PORCH_ROWSM1_MASK (0x0FFF << DPI_DMA_FRONT_PORCH_ROWSM1_SHIFT)
|
|
+#define DPI_DMA_FRONT_PORCH_COLSM1_SHIFT 16
|
|
+#define DPI_DMA_FRONT_PORCH_COLSM1_MASK (0x0FFF << DPI_DMA_FRONT_PORCH_COLSM1_SHIFT)
|
|
+
|
|
+// Input masks
|
|
+#define DPI_DMA_IMASK 0x2C
|
|
+#define DPI_DMA_IMASK_R_SHIFT 0
|
|
+#define DPI_DMA_IMASK_R_MASK (0x3FF << DPI_DMA_IMASK_R_SHIFT)
|
|
+#define DPI_DMA_IMASK_G_SHIFT 10
|
|
+#define DPI_DMA_IMASK_G_MASK (0x3FF << DPI_DMA_IMASK_G_SHIFT)
|
|
+#define DPI_DMA_IMASK_B_SHIFT 20
|
|
+#define DPI_DMA_IMASK_B_MASK (0x3FF << DPI_DMA_IMASK_B_SHIFT)
|
|
+
|
|
+// Output Masks
|
|
+#define DPI_DMA_OMASK 0x30
|
|
+#define DPI_DMA_OMASK_R_SHIFT 0
|
|
+#define DPI_DMA_OMASK_R_MASK (0x3FF << DPI_DMA_OMASK_R_SHIFT)
|
|
+#define DPI_DMA_OMASK_G_SHIFT 10
|
|
+#define DPI_DMA_OMASK_G_MASK (0x3FF << DPI_DMA_OMASK_G_SHIFT)
|
|
+#define DPI_DMA_OMASK_B_SHIFT 20
|
|
+#define DPI_DMA_OMASK_B_MASK (0x3FF << DPI_DMA_OMASK_B_SHIFT)
|
|
+
|
|
+// Shifts
|
|
+#define DPI_DMA_SHIFT 0x28
|
|
+#define DPI_DMA_SHIFT_IR_SHIFT 0
|
|
+#define DPI_DMA_SHIFT_IR_MASK (0x1F << DPI_DMA_SHIFT_IR_SHIFT)
|
|
+#define DPI_DMA_SHIFT_IG_SHIFT 5
|
|
+#define DPI_DMA_SHIFT_IG_MASK (0x1F << DPI_DMA_SHIFT_IG_SHIFT)
|
|
+#define DPI_DMA_SHIFT_IB_SHIFT 10
|
|
+#define DPI_DMA_SHIFT_IB_MASK (0x1F << DPI_DMA_SHIFT_IB_SHIFT)
|
|
+#define DPI_DMA_SHIFT_OR_SHIFT 15
|
|
+#define DPI_DMA_SHIFT_OR_MASK (0x1F << DPI_DMA_SHIFT_OR_SHIFT)
|
|
+#define DPI_DMA_SHIFT_OG_SHIFT 20
|
|
+#define DPI_DMA_SHIFT_OG_MASK (0x1F << DPI_DMA_SHIFT_OG_SHIFT)
|
|
+#define DPI_DMA_SHIFT_OB_SHIFT 25
|
|
+#define DPI_DMA_SHIFT_OB_MASK (0x1F << DPI_DMA_SHIFT_OB_SHIFT)
|
|
+
|
|
+// Scaling
|
|
+#define DPI_DMA_RGBSZ 0x34
|
|
+#define DPI_DMA_RGBSZ_BPP_SHIFT 16
|
|
+#define DPI_DMA_RGBSZ_BPP_MASK (0x3 << DPI_DMA_RGBSZ_BPP_SHIFT)
|
|
+#define DPI_DMA_RGBSZ_R_SHIFT 0
|
|
+#define DPI_DMA_RGBSZ_R_MASK (0xF << DPI_DMA_RGBSZ_R_SHIFT)
|
|
+#define DPI_DMA_RGBSZ_G_SHIFT 4
|
|
+#define DPI_DMA_RGBSZ_G_MASK (0xF << DPI_DMA_RGBSZ_G_SHIFT)
|
|
+#define DPI_DMA_RGBSZ_B_SHIFT 8
|
|
+#define DPI_DMA_RGBSZ_B_MASK (0xF << DPI_DMA_RGBSZ_B_SHIFT)
|
|
+
|
|
+// Status
|
|
+#define DPI_DMA_STATUS 0x3c
|
|
+
|
|
+#define BITS(field, val) (((val) << (field ## _SHIFT)) & (field ## _MASK))
|
|
+
|
|
+static unsigned int rp1dsi_dma_read(struct rp1_dsi *dsi, unsigned int reg)
|
|
+{
|
|
+ void __iomem *addr = dsi->hw_base[RP1DSI_HW_BLOCK_DMA] + reg;
|
|
+
|
|
+ return readl(addr);
|
|
+}
|
|
+
|
|
+static void rp1dsi_dma_write(struct rp1_dsi *dsi, unsigned int reg, unsigned int val)
|
|
+{
|
|
+ void __iomem *addr = dsi->hw_base[RP1DSI_HW_BLOCK_DMA] + reg;
|
|
+
|
|
+ writel(val, addr);
|
|
+}
|
|
+
|
|
+int rp1dsi_dma_busy(struct rp1_dsi *dsi)
|
|
+{
|
|
+ return (rp1dsi_dma_read(dsi, DPI_DMA_STATUS) & 0xF8F) ? 1 : 0;
|
|
+}
|
|
+
|
|
+/* Table of supported input (in-memory/DMA) pixel formats. */
|
|
+struct rp1dsi_ipixfmt {
|
|
+ u32 format; /* DRM format code */
|
|
+ u32 mask; /* RGB masks (10 bits each, left justified) */
|
|
+ u32 shift; /* RGB MSB positions in the memory word */
|
|
+ u32 rgbsz; /* Shifts used for scaling; also (BPP/8-1) */
|
|
+};
|
|
+
|
|
+#define IMASK_RGB(r, g, b) (BITS(DPI_DMA_IMASK_R, r) | \
|
|
+ BITS(DPI_DMA_IMASK_G, g) | \
|
|
+ BITS(DPI_DMA_IMASK_B, b))
|
|
+#define ISHIFT_RGB(r, g, b) (BITS(DPI_DMA_SHIFT_IR, r) | \
|
|
+ BITS(DPI_DMA_SHIFT_IG, g) | \
|
|
+ BITS(DPI_DMA_SHIFT_IB, b))
|
|
+
|
|
+static const struct rp1dsi_ipixfmt my_formats[] = {
|
|
+ {
|
|
+ .format = DRM_FORMAT_XRGB8888,
|
|
+ .mask = IMASK_RGB(0x3fc, 0x3fc, 0x3fc),
|
|
+ .shift = ISHIFT_RGB(23, 15, 7),
|
|
+ .rgbsz = BITS(DPI_DMA_RGBSZ_BPP, 3),
|
|
+ },
|
|
+ {
|
|
+ .format = DRM_FORMAT_XBGR8888,
|
|
+ .mask = IMASK_RGB(0x3fc, 0x3fc, 0x3fc),
|
|
+ .shift = ISHIFT_RGB(7, 15, 23),
|
|
+ .rgbsz = BITS(DPI_DMA_RGBSZ_BPP, 3),
|
|
+ },
|
|
+ {
|
|
+ .format = DRM_FORMAT_RGB888,
|
|
+ .mask = IMASK_RGB(0x3fc, 0x3fc, 0x3fc),
|
|
+ .shift = ISHIFT_RGB(23, 15, 7),
|
|
+ .rgbsz = BITS(DPI_DMA_RGBSZ_BPP, 2),
|
|
+ },
|
|
+ {
|
|
+ .format = DRM_FORMAT_BGR888,
|
|
+ .mask = IMASK_RGB(0x3fc, 0x3fc, 0x3fc),
|
|
+ .shift = ISHIFT_RGB(7, 15, 23),
|
|
+ .rgbsz = BITS(DPI_DMA_RGBSZ_BPP, 2),
|
|
+ },
|
|
+ {
|
|
+ .format = DRM_FORMAT_RGB565,
|
|
+ .mask = IMASK_RGB(0x3e0, 0x3f0, 0x3e0),
|
|
+ .shift = ISHIFT_RGB(15, 10, 4),
|
|
+ .rgbsz = BITS(DPI_DMA_RGBSZ_R, 5) | BITS(DPI_DMA_RGBSZ_G, 6) |
|
|
+ BITS(DPI_DMA_RGBSZ_B, 5) | BITS(DPI_DMA_RGBSZ_BPP, 1),
|
|
+ }
|
|
+};
|
|
+
|
|
+/* Choose the internal on-the-bus DPI format as expected by DSI Host. */
|
|
+static u32 get_omask_oshift(enum mipi_dsi_pixel_format fmt, u32 *oshift)
|
|
+{
|
|
+ switch (fmt) {
|
|
+ case MIPI_DSI_FMT_RGB565:
|
|
+ *oshift = BITS(DPI_DMA_SHIFT_OR, 15) |
|
|
+ BITS(DPI_DMA_SHIFT_OG, 10) |
|
|
+ BITS(DPI_DMA_SHIFT_OB, 4);
|
|
+ return BITS(DPI_DMA_OMASK_R, 0x3e0) |
|
|
+ BITS(DPI_DMA_OMASK_G, 0x3f0) |
|
|
+ BITS(DPI_DMA_OMASK_B, 0x3e0);
|
|
+ case MIPI_DSI_FMT_RGB666_PACKED:
|
|
+ *oshift = BITS(DPI_DMA_SHIFT_OR, 17) |
|
|
+ BITS(DPI_DMA_SHIFT_OG, 11) |
|
|
+ BITS(DPI_DMA_SHIFT_OB, 5);
|
|
+ return BITS(DPI_DMA_OMASK_R, 0x3f0) |
|
|
+ BITS(DPI_DMA_OMASK_G, 0x3f0) |
|
|
+ BITS(DPI_DMA_OMASK_B, 0x3f0);
|
|
+ case MIPI_DSI_FMT_RGB666:
|
|
+ *oshift = BITS(DPI_DMA_SHIFT_OR, 21) |
|
|
+ BITS(DPI_DMA_SHIFT_OG, 13) |
|
|
+ BITS(DPI_DMA_SHIFT_OB, 5);
|
|
+ return BITS(DPI_DMA_OMASK_R, 0x3f0) |
|
|
+ BITS(DPI_DMA_OMASK_G, 0x3f0) |
|
|
+ BITS(DPI_DMA_OMASK_B, 0x3f0);
|
|
+ default:
|
|
+ *oshift = BITS(DPI_DMA_SHIFT_OR, 23) |
|
|
+ BITS(DPI_DMA_SHIFT_OG, 15) |
|
|
+ BITS(DPI_DMA_SHIFT_OB, 7);
|
|
+ return BITS(DPI_DMA_OMASK_R, 0x3fc) |
|
|
+ BITS(DPI_DMA_OMASK_G, 0x3fc) |
|
|
+ BITS(DPI_DMA_OMASK_B, 0x3fc);
|
|
+ }
|
|
+}
|
|
+
|
|
+void rp1dsi_dma_setup(struct rp1_dsi *dsi,
|
|
+ u32 in_format, enum mipi_dsi_pixel_format out_format,
|
|
+ struct drm_display_mode const *mode)
|
|
+{
|
|
+ u32 oshift;
|
|
+ int i;
|
|
+
|
|
+ /*
|
|
+ * Configure all DSI/DPI/DMA block registers, except base address.
|
|
+ * DMA will not actually start until a FB base address is specified
|
|
+ * using rp1dsi_dma_update().
|
|
+ */
|
|
+
|
|
+ rp1dsi_dma_write(dsi, DPI_DMA_VISIBLE_AREA,
|
|
+ BITS(DPI_DMA_VISIBLE_AREA_ROWSM1, mode->vdisplay - 1) |
|
|
+ BITS(DPI_DMA_VISIBLE_AREA_COLSM1, mode->hdisplay - 1));
|
|
+
|
|
+ rp1dsi_dma_write(dsi, DPI_DMA_SYNC_WIDTH,
|
|
+ BITS(DPI_DMA_SYNC_WIDTH_ROWSM1, mode->vsync_end - mode->vsync_start - 1) |
|
|
+ BITS(DPI_DMA_SYNC_WIDTH_COLSM1, mode->hsync_end - mode->hsync_start - 1));
|
|
+
|
|
+ /* In the DPIDMA registers, "back porch" time includes sync width */
|
|
+ rp1dsi_dma_write(dsi, DPI_DMA_BACK_PORCH,
|
|
+ BITS(DPI_DMA_BACK_PORCH_ROWSM1, mode->vtotal - mode->vsync_start - 1) |
|
|
+ BITS(DPI_DMA_BACK_PORCH_COLSM1, mode->htotal - mode->hsync_start - 1));
|
|
+
|
|
+ rp1dsi_dma_write(dsi, DPI_DMA_FRONT_PORCH,
|
|
+ BITS(DPI_DMA_FRONT_PORCH_ROWSM1, mode->vsync_start - mode->vdisplay - 1) |
|
|
+ BITS(DPI_DMA_FRONT_PORCH_COLSM1, mode->hsync_start - mode->hdisplay - 1));
|
|
+
|
|
+ /* Input to output pixel format conversion */
|
|
+ for (i = 0; i < ARRAY_SIZE(my_formats); ++i) {
|
|
+ if (my_formats[i].format == in_format)
|
|
+ break;
|
|
+ }
|
|
+ if (i >= ARRAY_SIZE(my_formats)) {
|
|
+ drm_err(dsi->drm, "%s: bad input format\n", __func__);
|
|
+ i = 0;
|
|
+ }
|
|
+ rp1dsi_dma_write(dsi, DPI_DMA_IMASK, my_formats[i].mask);
|
|
+ rp1dsi_dma_write(dsi, DPI_DMA_OMASK, get_omask_oshift(out_format, &oshift));
|
|
+ rp1dsi_dma_write(dsi, DPI_DMA_SHIFT, my_formats[i].shift | oshift);
|
|
+ if (out_format == MIPI_DSI_FMT_RGB888)
|
|
+ rp1dsi_dma_write(dsi, DPI_DMA_RGBSZ, my_formats[i].rgbsz);
|
|
+ else
|
|
+ rp1dsi_dma_write(dsi, DPI_DMA_RGBSZ, my_formats[i].rgbsz & DPI_DMA_RGBSZ_BPP_MASK);
|
|
+
|
|
+ rp1dsi_dma_write(dsi, DPI_DMA_QOS,
|
|
+ BITS(DPI_DMA_QOS_DQOS, 0x0) |
|
|
+ BITS(DPI_DMA_QOS_ULEV, 0xb) |
|
|
+ BITS(DPI_DMA_QOS_UQOS, 0x2) |
|
|
+ BITS(DPI_DMA_QOS_LLEV, 0x8) |
|
|
+ BITS(DPI_DMA_QOS_LQOS, 0x7));
|
|
+
|
|
+ rp1dsi_dma_write(dsi, DPI_DMA_IRQ_FLAGS, -1);
|
|
+ rp1dsi_dma_vblank_ctrl(dsi, 1);
|
|
+
|
|
+ i = rp1dsi_dma_busy(dsi);
|
|
+ if (i)
|
|
+ drm_err(dsi->drm, "RP1DSI: Unexpectedly busy at start!");
|
|
+
|
|
+ rp1dsi_dma_write(dsi, DPI_DMA_CONTROL,
|
|
+ BITS(DPI_DMA_CONTROL_ARM, (i == 0)) |
|
|
+ BITS(DPI_DMA_CONTROL_AUTO_REPEAT, 1) |
|
|
+ BITS(DPI_DMA_CONTROL_HIGH_WATER, 448) |
|
|
+ BITS(DPI_DMA_CONTROL_DEN_POL, 0) |
|
|
+ BITS(DPI_DMA_CONTROL_HSYNC_POL, 0) |
|
|
+ BITS(DPI_DMA_CONTROL_VSYNC_POL, 0) |
|
|
+ BITS(DPI_DMA_CONTROL_COLORM, 0) |
|
|
+ BITS(DPI_DMA_CONTROL_SHUTDN, 0) |
|
|
+ BITS(DPI_DMA_CONTROL_HBP_EN, 1) |
|
|
+ BITS(DPI_DMA_CONTROL_HFP_EN, 1) |
|
|
+ BITS(DPI_DMA_CONTROL_VBP_EN, 1) |
|
|
+ BITS(DPI_DMA_CONTROL_VFP_EN, 1) |
|
|
+ BITS(DPI_DMA_CONTROL_HSYNC_EN, 1) |
|
|
+ BITS(DPI_DMA_CONTROL_VSYNC_EN, 1));
|
|
+}
|
|
+
|
|
+void rp1dsi_dma_update(struct rp1_dsi *dsi, dma_addr_t addr, u32 offset, u32 stride)
|
|
+{
|
|
+ /*
|
|
+ * Update STRIDE, DMAH and DMAL only. When called after rp1dsi_dma_setup(),
|
|
+ * DMA starts immediately; if already running, the buffer will flip at
|
|
+ * the next vertical sync event.
|
|
+ */
|
|
+ u64 a = addr + offset;
|
|
+
|
|
+ rp1dsi_dma_write(dsi, DPI_DMA_DMA_STRIDE, stride);
|
|
+ rp1dsi_dma_write(dsi, DPI_DMA_DMA_ADDR_H, a >> 32);
|
|
+ rp1dsi_dma_write(dsi, DPI_DMA_DMA_ADDR_L, a & 0xFFFFFFFFu);
|
|
+}
|
|
+
|
|
+void rp1dsi_dma_stop(struct rp1_dsi *dsi)
|
|
+{
|
|
+ /*
|
|
+ * Stop DMA by turning off the Auto-Repeat flag, and wait up to 100ms for
|
|
+ * the current and any queued frame to end. "Force drain" flags are not used,
|
|
+ * as they seem to prevent DMA from re-starting properly; it's safer to wait.
|
|
+ */
|
|
+ u32 ctrl;
|
|
+
|
|
+ reinit_completion(&dsi->finished);
|
|
+ ctrl = rp1dsi_dma_read(dsi, DPI_DMA_CONTROL);
|
|
+ ctrl &= ~(DPI_DMA_CONTROL_ARM_MASK | DPI_DMA_CONTROL_AUTO_REPEAT_MASK);
|
|
+ rp1dsi_dma_write(dsi, DPI_DMA_CONTROL, ctrl);
|
|
+ if (!wait_for_completion_timeout(&dsi->finished, HZ / 10))
|
|
+ drm_err(dsi->drm, "%s: timed out waiting for idle\n", __func__);
|
|
+ rp1dsi_dma_write(dsi, DPI_DMA_IRQ_EN, 0);
|
|
+}
|
|
+
|
|
+void rp1dsi_dma_vblank_ctrl(struct rp1_dsi *dsi, int enable)
|
|
+{
|
|
+ rp1dsi_dma_write(dsi, DPI_DMA_IRQ_EN,
|
|
+ BITS(DPI_DMA_IRQ_EN_AFIFO_EMPTY, 1) |
|
|
+ BITS(DPI_DMA_IRQ_EN_UNDERFLOW, 1) |
|
|
+ BITS(DPI_DMA_IRQ_EN_DMA_READY, !!enable) |
|
|
+ BITS(DPI_DMA_IRQ_EN_MATCH_LINE, 4095));
|
|
+}
|
|
+
|
|
+irqreturn_t rp1dsi_dma_isr(int irq, void *dev)
|
|
+{
|
|
+ struct rp1_dsi *dsi = dev;
|
|
+ u32 u = rp1dsi_dma_read(dsi, DPI_DMA_IRQ_FLAGS);
|
|
+
|
|
+ if (u) {
|
|
+ rp1dsi_dma_write(dsi, DPI_DMA_IRQ_FLAGS, u);
|
|
+ if (dsi) {
|
|
+ if (u & DPI_DMA_IRQ_FLAGS_UNDERFLOW_MASK)
|
|
+ drm_err_ratelimited(dsi->drm,
|
|
+ "Underflow! (panics=0x%08x)\n",
|
|
+ rp1dsi_dma_read(dsi, DPI_DMA_PANICS));
|
|
+ if (u & DPI_DMA_IRQ_FLAGS_DMA_READY_MASK)
|
|
+ drm_crtc_handle_vblank(&dsi->pipe.crtc);
|
|
+ if (u & DPI_DMA_IRQ_FLAGS_AFIFO_EMPTY_MASK)
|
|
+ complete(&dsi->finished);
|
|
+ }
|
|
+ }
|
|
+ return u ? IRQ_HANDLED : IRQ_NONE;
|
|
+}
|
|
--- /dev/null
|
|
+++ b/drivers/gpu/drm/rp1/rp1-dsi/rp1_dsi_dsi.c
|
|
@@ -0,0 +1,1504 @@
|
|
+// SPDX-License-Identifier: GPL-2.0-or-later
|
|
+/*
|
|
+ * DRM Driver for DSI output on Raspberry Pi RP1
|
|
+ *
|
|
+ * Copyright (c) 2023 Raspberry Pi Limited.
|
|
+ */
|
|
+
|
|
+#include <linux/delay.h>
|
|
+#include <linux/errno.h>
|
|
+#include <linux/platform_device.h>
|
|
+#include <linux/rp1_platform.h>
|
|
+#include "drm/drm_print.h"
|
|
+
|
|
+#include "rp1_dsi.h"
|
|
+
|
|
+/* ------------------------------- Synopsis DSI ------------------------ */
|
|
+#define DSI_VERSION_CFG 0x000
|
|
+#define DSI_PWR_UP 0x004
|
|
+#define DSI_CLKMGR_CFG 0x008
|
|
+#define DSI_DPI_VCID 0x00C
|
|
+#define DSI_DPI_COLOR_CODING 0x010
|
|
+#define DSI_DPI_CFG_POL 0x014
|
|
+#define DSI_DPI_LP_CMD_TIM 0x018
|
|
+#define DSI_DBI_VCID 0x01C
|
|
+#define DSI_DBI_CFG 0x020
|
|
+#define DSI_DBI_PARTITIONING_EN 0x024
|
|
+#define DSI_DBI_CMDSIZE 0x028
|
|
+#define DSI_PCKHDL_CFG 0x02C
|
|
+#define DSI_GEN_VCID 0x030
|
|
+#define DSI_MODE_CFG 0x034
|
|
+#define DSI_VID_MODE_CFG 0x038
|
|
+#define DSI_VID_PKT_SIZE 0x03C
|
|
+#define DSI_VID_NUM_CHUNKS 0x040
|
|
+#define DSI_VID_NULL_SIZE 0x044
|
|
+#define DSI_VID_HSA_TIME 0x048
|
|
+#define DSI_VID_HBP_TIME 0x04C
|
|
+#define DSI_VID_HLINE_TIME 0x050
|
|
+#define DSI_VID_VSA_LINES 0x054
|
|
+#define DSI_VID_VBP_LINES 0x058
|
|
+#define DSI_VID_VFP_LINES 0x05C
|
|
+#define DSI_VID_VACTIVE_LINES 0x060
|
|
+#define DSI_EDPI_CMD_SIZE 0x064
|
|
+#define DSI_CMD_MODE_CFG 0x068
|
|
+#define DSI_GEN_HDR 0x06C
|
|
+#define DSI_GEN_PLD_DATA 0x070
|
|
+#define DSI_CMD_PKT_STATUS 0x074
|
|
+#define DSI_TO_CNT_CFG 0x078
|
|
+#define DSI_HS_RD_TO_CNT 0x07C
|
|
+#define DSI_LP_RD_TO_CNT 0x080
|
|
+#define DSI_HS_WR_TO_CNT 0x084
|
|
+#define DSI_LP_WR_TO_CNT 0x088
|
|
+#define DSI_BTA_TO_CNT 0x08C
|
|
+#define DSI_SDF_3D 0x090
|
|
+#define DSI_LPCLK_CTRL 0x094
|
|
+#define DSI_PHY_TMR_LPCLK_CFG 0x098
|
|
+#define DSI_PHY_TMR_HS2LP_LSB 16
|
|
+#define DSI_PHY_TMR_LP2HS_LSB 0
|
|
+#define DSI_PHY_TMR_CFG 0x09C
|
|
+#define DSI_PHY_TMR_RD_CFG 0x0F4
|
|
+#define DSI_PHYRSTZ 0x0A0
|
|
+#define DSI_PHY_IF_CFG 0x0A4
|
|
+#define DSI_PHY_ULPS_CTRL 0x0A8
|
|
+#define DSI_PHY_TX_TRIGGERS 0x0AC
|
|
+#define DSI_PHY_STATUS 0x0B0
|
|
+
|
|
+#define DSI_PHY_TST_CTRL0 0x0B4
|
|
+#define DSI_PHY_TST_CTRL1 0x0B8
|
|
+#define DSI_INT_ST0 0x0BC
|
|
+#define DSI_INT_ST1 0x0C0
|
|
+#define DSI_INT_MASK0_CFG 0x0C4
|
|
+#define DSI_INT_MASK1_CFG 0x0C8
|
|
+#define DSI_PHY_CAL 0x0CC
|
|
+#define DSI_HEXP_NPKT_CLR 0x104
|
|
+#define DSI_HEXP_NPKT_SIZE 0x108
|
|
+#define DSI_VID_SHADOW_CTRL 0x100
|
|
+
|
|
+#define DSI_DPI_VCID_ACT 0x10C
|
|
+#define DSI_DPI_COLOR_CODING_ACT 0x110
|
|
+#define DSI_DPI_LP_CMD_TIM_ACT 0x118
|
|
+#define DSI_VID_MODE_CFG_ACT 0x138
|
|
+#define DSI_VID_PKT_SIZE_ACT 0x13C
|
|
+#define DSI_VID_NUM_CHUNKS_ACT 0x140
|
|
+#define DSI_VID_NULL_SIZE_ACT 0x144
|
|
+#define DSI_VID_HSA_TIME_ACT 0x148
|
|
+#define DSI_VID_HBP_TIME_ACT 0x14C
|
|
+#define DSI_VID_HLINE_TIME_ACT 0x150
|
|
+#define DSI_VID_VSA_LINES_ACT 0x154
|
|
+#define DSI_VID_VBP_LINES_ACT 0x158
|
|
+#define DSI_VID_VFP_LINES_ACT 0x15C
|
|
+#define DSI_VID_VACTIVE_LINES_ACT 0x160
|
|
+#define DSI_SDF_3D_CFG_ACT 0x190
|
|
+
|
|
+#define DSI_INT_FORCE0 0x0D8
|
|
+#define DSI_INT_FORCE1 0x0DC
|
|
+
|
|
+#define DSI_AUTO_ULPS_MODE 0x0E0
|
|
+#define DSI_AUTO_ULPS_ENTRY_DELAY 0x0E4
|
|
+#define DSI_AUTO_ULPS_WAKEUP_TIME 0x0E8
|
|
+#define DSI_EDPI_ADV_FEATURES 0x0EC
|
|
+
|
|
+#define DSI_DSC_PARAMETER 0x0F0
|
|
+
|
|
+/* And some bitfield definitions */
|
|
+
|
|
+#define DPHY_PWR_UP_SHUTDOWNZ_LSB 0
|
|
+#define DPHY_PWR_UP_SHUTDOWNZ_BITS BIT(DPHY_PWR_UP_SHUTDOWNZ_LSB)
|
|
+
|
|
+#define DPHY_CTRL0_PHY_TESTCLK_LSB 1
|
|
+#define DPHY_CTRL0_PHY_TESTCLK_BITS BIT(DPHY_CTRL0_PHY_TESTCLK_LSB)
|
|
+#define DPHY_CTRL0_PHY_TESTCLR_LSB 0
|
|
+#define DPHY_CTRL0_PHY_TESTCLR_BITS BIT(DPHY_CTRL0_PHY_TESTCLR_LSB)
|
|
+
|
|
+#define DPHY_CTRL1_PHY_TESTDIN_LSB 0
|
|
+#define DPHY_CTRL1_PHY_TESTDIN_BITS (0xff << DPHY_CTRL1_PHY_TESTDIN_LSB)
|
|
+#define DPHY_CTRL1_PHY_TESTDOUT_LSB 8
|
|
+#define DPHY_CTRL1_PHY_TESTDOUT_BITS (0xff << DPHY_CTRL1_PHY_TESTDOUT_LSB)
|
|
+#define DPHY_CTRL1_PHY_TESTEN_LSB 16
|
|
+#define DPHY_CTRL1_PHY_TESTEN_BITS BIT(DPHY_CTRL1_PHY_TESTEN_LSB)
|
|
+
|
|
+#define DSI_PHYRSTZ_SHUTDOWNZ_LSB 0
|
|
+#define DSI_PHYRSTZ_SHUTDOWNZ_BITS BIT(DSI_PHYRSTZ_SHUTDOWNZ_LSB)
|
|
+#define DSI_PHYRSTZ_RSTZ_LSB 1
|
|
+#define DSI_PHYRSTZ_RSTZ_BITS BIT(DSI_PHYRSTZ_RSTZ_LSB)
|
|
+#define DSI_PHYRSTZ_ENABLECLK_LSB 2
|
|
+#define DSI_PHYRSTZ_ENABLECLK_BITS BIT(DSI_PHYRSTZ_ENABLECLK_LSB)
|
|
+#define DSI_PHYRSTZ_FORCEPLL_LSB 3
|
|
+#define DSI_PHYRSTZ_FORCEPLL_BITS BIT(DSI_PHYRSTZ_FORCEPLL_LSB)
|
|
+
|
|
+#define DPHY_HS_RX_CTRL_LANE0_OFFSET 0x44
|
|
+#define DPHY_PLL_INPUT_DIV_OFFSET 0x17
|
|
+#define DPHY_PLL_LOOP_DIV_OFFSET 0x18
|
|
+#define DPHY_PLL_DIV_CTRL_OFFSET 0x19
|
|
+
|
|
+#define DPHY_PLL_BIAS_OFFSET 0x10
|
|
+#define DPHY_PLL_BIAS_VCO_RANGE_LSB 3
|
|
+#define DPHY_PLL_BIAS_USE_PROGRAMMED_VCO_RANGE BIT(7)
|
|
+
|
|
+#define DPHY_PLL_CHARGE_PUMP_OFFSET 0x11
|
|
+#define DPHY_PLL_LPF_OFFSET 0x12
|
|
+
|
|
+#define DSI_WRITE(reg, val) writel((val), dsi->hw_base[RP1DSI_HW_BLOCK_DSI] + (reg))
|
|
+#define DSI_READ(reg) readl(dsi->hw_base[RP1DSI_HW_BLOCK_DSI] + (reg))
|
|
+
|
|
+// ================================================================================
|
|
+// Register block : RPI_MIPICFG
|
|
+// Version : 1
|
|
+// Bus type : apb
|
|
+// Description : Register block to control mipi DPHY
|
|
+// ================================================================================
|
|
+#define RPI_MIPICFG_REGS_RWTYPE_MSB 13
|
|
+#define RPI_MIPICFG_REGS_RWTYPE_LSB 12
|
|
+// ================================================================================
|
|
+// Register : RPI_MIPICFG_CLK2FC
|
|
+// JTAG access : synchronous
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_CLK2FC_OFFSET 0x00000000
|
|
+#define RPI_MIPICFG_CLK2FC_BITS 0x00000007
|
|
+#define RPI_MIPICFG_CLK2FC_RESET 0x00000000
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_CLK2FC_SEL
|
|
+// Description : select a clock to be sent to the frequency counter
|
|
+// 7 = none
|
|
+// 6 = none
|
|
+// 5 = none
|
|
+// 4 = rxbyteclkhs (187.5MHz)
|
|
+// 3 = rxclkesc0 (20MHz)
|
|
+// 2 = txbyteclkhs (187.5MHz)
|
|
+// 1 = txclkesc (125MHz)
|
|
+// 0 = none
|
|
+#define RPI_MIPICFG_CLK2FC_SEL_RESET 0x0
|
|
+#define RPI_MIPICFG_CLK2FC_SEL_BITS 0x00000007
|
|
+#define RPI_MIPICFG_CLK2FC_SEL_MSB 2
|
|
+#define RPI_MIPICFG_CLK2FC_SEL_LSB 0
|
|
+#define RPI_MIPICFG_CLK2FC_SEL_ACCESS "RW"
|
|
+// ================================================================================
|
|
+// Register : RPI_MIPICFG_CFG
|
|
+// JTAG access : asynchronous
|
|
+// Description : Top level configuration
|
|
+#define RPI_MIPICFG_CFG_OFFSET 0x00000004
|
|
+#define RPI_MIPICFG_CFG_BITS 0x00000111
|
|
+#define RPI_MIPICFG_CFG_RESET 0x00000001
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_CFG_DPIUPDATE
|
|
+// Description : Indicate the DSI block that the next frame will have a new video configuration
|
|
+#define RPI_MIPICFG_CFG_DPIUPDATE_RESET 0x0
|
|
+#define RPI_MIPICFG_CFG_DPIUPDATE_BITS 0x00000100
|
|
+#define RPI_MIPICFG_CFG_DPIUPDATE_MSB 8
|
|
+#define RPI_MIPICFG_CFG_DPIUPDATE_LSB 8
|
|
+#define RPI_MIPICFG_CFG_DPIUPDATE_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_CFG_SEL_TE_EXT
|
|
+// Description : Select the TE source: 1 - ext, 0 - int
|
|
+#define RPI_MIPICFG_CFG_SEL_TE_EXT_RESET 0x0
|
|
+#define RPI_MIPICFG_CFG_SEL_TE_EXT_BITS 0x00000010
|
|
+#define RPI_MIPICFG_CFG_SEL_TE_EXT_MSB 4
|
|
+#define RPI_MIPICFG_CFG_SEL_TE_EXT_LSB 4
|
|
+#define RPI_MIPICFG_CFG_SEL_TE_EXT_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_CFG_SEL_CSI_DSI_N
|
|
+// Description : Select PHY direction: input to CSI, output from DSI. CSI 1 DSI 0
|
|
+#define RPI_MIPICFG_CFG_SEL_CSI_DSI_N_RESET 0x1
|
|
+#define RPI_MIPICFG_CFG_SEL_CSI_DSI_N_BITS 0x00000001
|
|
+#define RPI_MIPICFG_CFG_SEL_CSI_DSI_N_MSB 0
|
|
+#define RPI_MIPICFG_CFG_SEL_CSI_DSI_N_LSB 0
|
|
+#define RPI_MIPICFG_CFG_SEL_CSI_DSI_N_ACCESS "RW"
|
|
+// ================================================================================
|
|
+// Register : RPI_MIPICFG_TE
|
|
+// JTAG access : synchronous
|
|
+// Description : Tearing effect processing
|
|
+#define RPI_MIPICFG_TE_OFFSET 0x00000008
|
|
+#define RPI_MIPICFG_TE_BITS 0x10ffffff
|
|
+#define RPI_MIPICFG_TE_RESET 0x00000000
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_TE_ARM
|
|
+// Description : Tearing effect arm
|
|
+#define RPI_MIPICFG_TE_ARM_RESET 0x0
|
|
+#define RPI_MIPICFG_TE_ARM_BITS 0x10000000
|
|
+#define RPI_MIPICFG_TE_ARM_MSB 28
|
|
+#define RPI_MIPICFG_TE_ARM_LSB 28
|
|
+#define RPI_MIPICFG_TE_ARM_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_TE_HALT_CYC
|
|
+// Description : When arm pulse has been seen, wait for te; then halt the dpi block
|
|
+// for this many clk_dpi cycles
|
|
+#define RPI_MIPICFG_TE_HALT_CYC_RESET 0x000000
|
|
+#define RPI_MIPICFG_TE_HALT_CYC_BITS 0x00ffffff
|
|
+#define RPI_MIPICFG_TE_HALT_CYC_MSB 23
|
|
+#define RPI_MIPICFG_TE_HALT_CYC_LSB 0
|
|
+#define RPI_MIPICFG_TE_HALT_CYC_ACCESS "RW"
|
|
+// ================================================================================
|
|
+// Register : RPI_MIPICFG_DPHY_MONITOR
|
|
+// JTAG access : asynchronous
|
|
+// Description : DPHY status monitors for analog DFT
|
|
+#define RPI_MIPICFG_DPHY_MONITOR_OFFSET 0x00000010
|
|
+#define RPI_MIPICFG_DPHY_MONITOR_BITS 0x00111fff
|
|
+#define RPI_MIPICFG_DPHY_MONITOR_RESET 0x00000000
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DPHY_MONITOR_LOCK
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_DPHY_MONITOR_LOCK_RESET 0x0
|
|
+#define RPI_MIPICFG_DPHY_MONITOR_LOCK_BITS 0x00100000
|
|
+#define RPI_MIPICFG_DPHY_MONITOR_LOCK_MSB 20
|
|
+#define RPI_MIPICFG_DPHY_MONITOR_LOCK_LSB 20
|
|
+#define RPI_MIPICFG_DPHY_MONITOR_LOCK_ACCESS "RO"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DPHY_MONITOR_BISTOK
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_DPHY_MONITOR_BISTOK_RESET 0x0
|
|
+#define RPI_MIPICFG_DPHY_MONITOR_BISTOK_BITS 0x00010000
|
|
+#define RPI_MIPICFG_DPHY_MONITOR_BISTOK_MSB 16
|
|
+#define RPI_MIPICFG_DPHY_MONITOR_BISTOK_LSB 16
|
|
+#define RPI_MIPICFG_DPHY_MONITOR_BISTOK_ACCESS "RO"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DPHY_MONITOR_STOPSTATECLK
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_DPHY_MONITOR_STOPSTATECLK_RESET 0x0
|
|
+#define RPI_MIPICFG_DPHY_MONITOR_STOPSTATECLK_BITS 0x00001000
|
|
+#define RPI_MIPICFG_DPHY_MONITOR_STOPSTATECLK_MSB 12
|
|
+#define RPI_MIPICFG_DPHY_MONITOR_STOPSTATECLK_LSB 12
|
|
+#define RPI_MIPICFG_DPHY_MONITOR_STOPSTATECLK_ACCESS "RO"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DPHY_MONITOR_STOPSTATEDATA
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_DPHY_MONITOR_STOPSTATEDATA_RESET 0x0
|
|
+#define RPI_MIPICFG_DPHY_MONITOR_STOPSTATEDATA_BITS 0x00000f00
|
|
+#define RPI_MIPICFG_DPHY_MONITOR_STOPSTATEDATA_MSB 11
|
|
+#define RPI_MIPICFG_DPHY_MONITOR_STOPSTATEDATA_LSB 8
|
|
+#define RPI_MIPICFG_DPHY_MONITOR_STOPSTATEDATA_ACCESS "RO"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DPHY_MONITOR_TESTDOUT
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_DPHY_MONITOR_TESTDOUT_RESET 0x00
|
|
+#define RPI_MIPICFG_DPHY_MONITOR_TESTDOUT_BITS 0x000000ff
|
|
+#define RPI_MIPICFG_DPHY_MONITOR_TESTDOUT_MSB 7
|
|
+#define RPI_MIPICFG_DPHY_MONITOR_TESTDOUT_LSB 0
|
|
+#define RPI_MIPICFG_DPHY_MONITOR_TESTDOUT_ACCESS "RO"
|
|
+// ================================================================================
|
|
+// Register : RPI_MIPICFG_DPHY_CTRL_0
|
|
+// JTAG access : asynchronous
|
|
+// Description : DPHY control for analog DFT
|
|
+#define RPI_MIPICFG_DPHY_CTRL_0_OFFSET 0x00000014
|
|
+#define RPI_MIPICFG_DPHY_CTRL_0_BITS 0x0000003f
|
|
+#define RPI_MIPICFG_DPHY_CTRL_0_RESET 0x00000000
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DPHY_CTRL_0_TEST_LPMODE
|
|
+// Description : When set in lpmode, TXCLKESC is driven from clk_vec(driven from clocks block)
|
|
+#define RPI_MIPICFG_DPHY_CTRL_0_TEST_LPMODE_RESET 0x0
|
|
+#define RPI_MIPICFG_DPHY_CTRL_0_TEST_LPMODE_BITS 0x00000020
|
|
+#define RPI_MIPICFG_DPHY_CTRL_0_TEST_LPMODE_MSB 5
|
|
+#define RPI_MIPICFG_DPHY_CTRL_0_TEST_LPMODE_LSB 5
|
|
+#define RPI_MIPICFG_DPHY_CTRL_0_TEST_LPMODE_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DPHY_CTRL_0_TEST_ENA
|
|
+// Description : When set, drive the DPHY from the test registers
|
|
+#define RPI_MIPICFG_DPHY_CTRL_0_TEST_ENA_RESET 0x0
|
|
+#define RPI_MIPICFG_DPHY_CTRL_0_TEST_ENA_BITS 0x00000010
|
|
+#define RPI_MIPICFG_DPHY_CTRL_0_TEST_ENA_MSB 4
|
|
+#define RPI_MIPICFG_DPHY_CTRL_0_TEST_ENA_LSB 4
|
|
+#define RPI_MIPICFG_DPHY_CTRL_0_TEST_ENA_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DPHY_CTRL_0_CFG_CLK_DIS
|
|
+// Description : When test_ena is set, disable cfg_clk
|
|
+#define RPI_MIPICFG_DPHY_CTRL_0_CFG_CLK_DIS_RESET 0x0
|
|
+#define RPI_MIPICFG_DPHY_CTRL_0_CFG_CLK_DIS_BITS 0x00000008
|
|
+#define RPI_MIPICFG_DPHY_CTRL_0_CFG_CLK_DIS_MSB 3
|
|
+#define RPI_MIPICFG_DPHY_CTRL_0_CFG_CLK_DIS_LSB 3
|
|
+#define RPI_MIPICFG_DPHY_CTRL_0_CFG_CLK_DIS_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DPHY_CTRL_0_REFCLK_DIS
|
|
+// Description : When test_ena is set, disable refclk
|
|
+#define RPI_MIPICFG_DPHY_CTRL_0_REFCLK_DIS_RESET 0x0
|
|
+#define RPI_MIPICFG_DPHY_CTRL_0_REFCLK_DIS_BITS 0x00000004
|
|
+#define RPI_MIPICFG_DPHY_CTRL_0_REFCLK_DIS_MSB 2
|
|
+#define RPI_MIPICFG_DPHY_CTRL_0_REFCLK_DIS_LSB 2
|
|
+#define RPI_MIPICFG_DPHY_CTRL_0_REFCLK_DIS_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DPHY_CTRL_0_TXCLKESC_DIS
|
|
+// Description : When test_ena is set, disable txclkesc
|
|
+#define RPI_MIPICFG_DPHY_CTRL_0_TXCLKESC_DIS_RESET 0x0
|
|
+#define RPI_MIPICFG_DPHY_CTRL_0_TXCLKESC_DIS_BITS 0x00000002
|
|
+#define RPI_MIPICFG_DPHY_CTRL_0_TXCLKESC_DIS_MSB 1
|
|
+#define RPI_MIPICFG_DPHY_CTRL_0_TXCLKESC_DIS_LSB 1
|
|
+#define RPI_MIPICFG_DPHY_CTRL_0_TXCLKESC_DIS_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DPHY_CTRL_0_TXBYTECLKHS_DIS
|
|
+// Description : When test_ena is set, disable txbyteclkhs
|
|
+#define RPI_MIPICFG_DPHY_CTRL_0_TXBYTECLKHS_DIS_RESET 0x0
|
|
+#define RPI_MIPICFG_DPHY_CTRL_0_TXBYTECLKHS_DIS_BITS 0x00000001
|
|
+#define RPI_MIPICFG_DPHY_CTRL_0_TXBYTECLKHS_DIS_MSB 0
|
|
+#define RPI_MIPICFG_DPHY_CTRL_0_TXBYTECLKHS_DIS_LSB 0
|
|
+#define RPI_MIPICFG_DPHY_CTRL_0_TXBYTECLKHS_DIS_ACCESS "RW"
|
|
+// ================================================================================
|
|
+// Register : RPI_MIPICFG_DPHY_CTRL_1
|
|
+// JTAG access : asynchronous
|
|
+// Description : DPHY control for analog DFT
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_OFFSET 0x00000018
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_BITS 0x7fffffff
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_RESET 0x00000000
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DPHY_CTRL_1_FORCEPLL
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_FORCEPLL_RESET 0x0
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_FORCEPLL_BITS 0x40000000
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_FORCEPLL_MSB 30
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_FORCEPLL_LSB 30
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_FORCEPLL_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DPHY_CTRL_1_SHUTDOWNZ
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_SHUTDOWNZ_RESET 0x0
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_SHUTDOWNZ_BITS 0x20000000
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_SHUTDOWNZ_MSB 29
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_SHUTDOWNZ_LSB 29
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_SHUTDOWNZ_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DPHY_CTRL_1_RSTZ
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_RSTZ_RESET 0x0
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_RSTZ_BITS 0x10000000
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_RSTZ_MSB 28
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_RSTZ_LSB 28
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_RSTZ_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DPHY_CTRL_1_MASTERSLAVEZ
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_MASTERSLAVEZ_RESET 0x0
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_MASTERSLAVEZ_BITS 0x08000000
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_MASTERSLAVEZ_MSB 27
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_MASTERSLAVEZ_LSB 27
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_MASTERSLAVEZ_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DPHY_CTRL_1_BISTON
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_BISTON_RESET 0x0
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_BISTON_BITS 0x04000000
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_BISTON_MSB 26
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_BISTON_LSB 26
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_BISTON_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DPHY_CTRL_1_TXREQUESTHSCLK
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXREQUESTHSCLK_RESET 0x0
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXREQUESTHSCLK_BITS 0x02000000
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXREQUESTHSCLK_MSB 25
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXREQUESTHSCLK_LSB 25
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXREQUESTHSCLK_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DPHY_CTRL_1_ENABLECLK
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_ENABLECLK_RESET 0x0
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_ENABLECLK_BITS 0x01000000
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_ENABLECLK_MSB 24
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_ENABLECLK_LSB 24
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_ENABLECLK_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DPHY_CTRL_1_ENABLE_3
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_ENABLE_3_RESET 0x0
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_ENABLE_3_BITS 0x00800000
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_ENABLE_3_MSB 23
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_ENABLE_3_LSB 23
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_ENABLE_3_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DPHY_CTRL_1_ENABLE_2
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_ENABLE_2_RESET 0x0
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_ENABLE_2_BITS 0x00400000
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_ENABLE_2_MSB 22
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_ENABLE_2_LSB 22
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_ENABLE_2_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DPHY_CTRL_1_ENABLE_1
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_ENABLE_1_RESET 0x0
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_ENABLE_1_BITS 0x00200000
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_ENABLE_1_MSB 21
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_ENABLE_1_LSB 21
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_ENABLE_1_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DPHY_CTRL_1_ENABLE_0
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_ENABLE_0_RESET 0x0
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_ENABLE_0_BITS 0x00100000
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_ENABLE_0_MSB 20
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_ENABLE_0_LSB 20
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_ENABLE_0_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DPHY_CTRL_1_BASEDIR_3
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_BASEDIR_3_RESET 0x0
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_BASEDIR_3_BITS 0x00080000
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_BASEDIR_3_MSB 19
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_BASEDIR_3_LSB 19
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_BASEDIR_3_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DPHY_CTRL_1_BASEDIR_2
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_BASEDIR_2_RESET 0x0
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_BASEDIR_2_BITS 0x00040000
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_BASEDIR_2_MSB 18
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_BASEDIR_2_LSB 18
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_BASEDIR_2_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DPHY_CTRL_1_BASEDIR_1
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_BASEDIR_1_RESET 0x0
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_BASEDIR_1_BITS 0x00020000
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_BASEDIR_1_MSB 17
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_BASEDIR_1_LSB 17
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_BASEDIR_1_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DPHY_CTRL_1_BASEDIR_0
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_BASEDIR_0_RESET 0x0
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_BASEDIR_0_BITS 0x00010000
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_BASEDIR_0_MSB 16
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_BASEDIR_0_LSB 16
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_BASEDIR_0_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DPHY_CTRL_1_TXLPDTESC_3
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXLPDTESC_3_RESET 0x0
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXLPDTESC_3_BITS 0x00008000
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXLPDTESC_3_MSB 15
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXLPDTESC_3_LSB 15
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXLPDTESC_3_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DPHY_CTRL_1_TXLPDTESC_2
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXLPDTESC_2_RESET 0x0
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXLPDTESC_2_BITS 0x00004000
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXLPDTESC_2_MSB 14
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXLPDTESC_2_LSB 14
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXLPDTESC_2_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DPHY_CTRL_1_TXLPDTESC_1
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXLPDTESC_1_RESET 0x0
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXLPDTESC_1_BITS 0x00002000
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXLPDTESC_1_MSB 13
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXLPDTESC_1_LSB 13
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXLPDTESC_1_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DPHY_CTRL_1_TXLPDTESC_0
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXLPDTESC_0_RESET 0x0
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXLPDTESC_0_BITS 0x00001000
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXLPDTESC_0_MSB 12
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXLPDTESC_0_LSB 12
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXLPDTESC_0_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DPHY_CTRL_1_TXVALIDESC_3
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXVALIDESC_3_RESET 0x0
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXVALIDESC_3_BITS 0x00000800
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXVALIDESC_3_MSB 11
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXVALIDESC_3_LSB 11
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXVALIDESC_3_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DPHY_CTRL_1_TXVALIDESC_2
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXVALIDESC_2_RESET 0x0
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXVALIDESC_2_BITS 0x00000400
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXVALIDESC_2_MSB 10
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXVALIDESC_2_LSB 10
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXVALIDESC_2_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DPHY_CTRL_1_TXVALIDESC_1
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXVALIDESC_1_RESET 0x0
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXVALIDESC_1_BITS 0x00000200
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXVALIDESC_1_MSB 9
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXVALIDESC_1_LSB 9
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXVALIDESC_1_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DPHY_CTRL_1_TXVALIDESC_0
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXVALIDESC_0_RESET 0x0
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXVALIDESC_0_BITS 0x00000100
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXVALIDESC_0_MSB 8
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXVALIDESC_0_LSB 8
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXVALIDESC_0_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DPHY_CTRL_1_TXREQUESTESC_3
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXREQUESTESC_3_RESET 0x0
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXREQUESTESC_3_BITS 0x00000080
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXREQUESTESC_3_MSB 7
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXREQUESTESC_3_LSB 7
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXREQUESTESC_3_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DPHY_CTRL_1_TXREQUESTESC_2
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXREQUESTESC_2_RESET 0x0
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXREQUESTESC_2_BITS 0x00000040
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXREQUESTESC_2_MSB 6
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXREQUESTESC_2_LSB 6
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXREQUESTESC_2_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DPHY_CTRL_1_TXREQUESTESC_1
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXREQUESTESC_1_RESET 0x0
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXREQUESTESC_1_BITS 0x00000020
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXREQUESTESC_1_MSB 5
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXREQUESTESC_1_LSB 5
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXREQUESTESC_1_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DPHY_CTRL_1_TXREQUESTESC_0
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXREQUESTESC_0_RESET 0x0
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXREQUESTESC_0_BITS 0x00000010
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXREQUESTESC_0_MSB 4
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXREQUESTESC_0_LSB 4
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXREQUESTESC_0_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DPHY_CTRL_1_TXREQUESTDATAHS_3
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXREQUESTDATAHS_3_RESET 0x0
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXREQUESTDATAHS_3_BITS 0x00000008
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXREQUESTDATAHS_3_MSB 3
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXREQUESTDATAHS_3_LSB 3
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXREQUESTDATAHS_3_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DPHY_CTRL_1_TXREQUESTDATAHS_2
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXREQUESTDATAHS_2_RESET 0x0
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXREQUESTDATAHS_2_BITS 0x00000004
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXREQUESTDATAHS_2_MSB 2
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXREQUESTDATAHS_2_LSB 2
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXREQUESTDATAHS_2_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DPHY_CTRL_1_TXREQUESTDATAHS_1
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXREQUESTDATAHS_1_RESET 0x0
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXREQUESTDATAHS_1_BITS 0x00000002
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXREQUESTDATAHS_1_MSB 1
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXREQUESTDATAHS_1_LSB 1
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXREQUESTDATAHS_1_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DPHY_CTRL_1_TXREQUESTDATAHS_0
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXREQUESTDATAHS_0_RESET 0x0
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXREQUESTDATAHS_0_BITS 0x00000001
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXREQUESTDATAHS_0_MSB 0
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXREQUESTDATAHS_0_LSB 0
|
|
+#define RPI_MIPICFG_DPHY_CTRL_1_TXREQUESTDATAHS_0_ACCESS "RW"
|
|
+// ================================================================================
|
|
+// Register : RPI_MIPICFG_DPHY_CTRL_2
|
|
+// JTAG access : asynchronous
|
|
+// Description : DPHY control for analog DFT
|
|
+#define RPI_MIPICFG_DPHY_CTRL_2_OFFSET 0x0000001c
|
|
+#define RPI_MIPICFG_DPHY_CTRL_2_BITS 0x000007ff
|
|
+#define RPI_MIPICFG_DPHY_CTRL_2_RESET 0x00000000
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DPHY_CTRL_2_TESTCLK
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_DPHY_CTRL_2_TESTCLK_RESET 0x0
|
|
+#define RPI_MIPICFG_DPHY_CTRL_2_TESTCLK_BITS 0x00000400
|
|
+#define RPI_MIPICFG_DPHY_CTRL_2_TESTCLK_MSB 10
|
|
+#define RPI_MIPICFG_DPHY_CTRL_2_TESTCLK_LSB 10
|
|
+#define RPI_MIPICFG_DPHY_CTRL_2_TESTCLK_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DPHY_CTRL_2_TESTEN
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_DPHY_CTRL_2_TESTEN_RESET 0x0
|
|
+#define RPI_MIPICFG_DPHY_CTRL_2_TESTEN_BITS 0x00000200
|
|
+#define RPI_MIPICFG_DPHY_CTRL_2_TESTEN_MSB 9
|
|
+#define RPI_MIPICFG_DPHY_CTRL_2_TESTEN_LSB 9
|
|
+#define RPI_MIPICFG_DPHY_CTRL_2_TESTEN_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DPHY_CTRL_2_TESTCLR
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_DPHY_CTRL_2_TESTCLR_RESET 0x0
|
|
+#define RPI_MIPICFG_DPHY_CTRL_2_TESTCLR_BITS 0x00000100
|
|
+#define RPI_MIPICFG_DPHY_CTRL_2_TESTCLR_MSB 8
|
|
+#define RPI_MIPICFG_DPHY_CTRL_2_TESTCLR_LSB 8
|
|
+#define RPI_MIPICFG_DPHY_CTRL_2_TESTCLR_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DPHY_CTRL_2_TESTDIN
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_DPHY_CTRL_2_TESTDIN_RESET 0x00
|
|
+#define RPI_MIPICFG_DPHY_CTRL_2_TESTDIN_BITS 0x000000ff
|
|
+#define RPI_MIPICFG_DPHY_CTRL_2_TESTDIN_MSB 7
|
|
+#define RPI_MIPICFG_DPHY_CTRL_2_TESTDIN_LSB 0
|
|
+#define RPI_MIPICFG_DPHY_CTRL_2_TESTDIN_ACCESS "RW"
|
|
+// ================================================================================
|
|
+// Register : RPI_MIPICFG_DPHY_CTRL_3
|
|
+// JTAG access : asynchronous
|
|
+// Description : DPHY control for analog DFT
|
|
+#define RPI_MIPICFG_DPHY_CTRL_3_OFFSET 0x00000020
|
|
+#define RPI_MIPICFG_DPHY_CTRL_3_BITS 0xffffffff
|
|
+#define RPI_MIPICFG_DPHY_CTRL_3_RESET 0x00000000
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DPHY_CTRL_3_TXDATAESC_3
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_DPHY_CTRL_3_TXDATAESC_3_RESET 0x00
|
|
+#define RPI_MIPICFG_DPHY_CTRL_3_TXDATAESC_3_BITS 0xff000000
|
|
+#define RPI_MIPICFG_DPHY_CTRL_3_TXDATAESC_3_MSB 31
|
|
+#define RPI_MIPICFG_DPHY_CTRL_3_TXDATAESC_3_LSB 24
|
|
+#define RPI_MIPICFG_DPHY_CTRL_3_TXDATAESC_3_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DPHY_CTRL_3_TXDATAESC_2
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_DPHY_CTRL_3_TXDATAESC_2_RESET 0x00
|
|
+#define RPI_MIPICFG_DPHY_CTRL_3_TXDATAESC_2_BITS 0x00ff0000
|
|
+#define RPI_MIPICFG_DPHY_CTRL_3_TXDATAESC_2_MSB 23
|
|
+#define RPI_MIPICFG_DPHY_CTRL_3_TXDATAESC_2_LSB 16
|
|
+#define RPI_MIPICFG_DPHY_CTRL_3_TXDATAESC_2_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DPHY_CTRL_3_TXDATAESC_1
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_DPHY_CTRL_3_TXDATAESC_1_RESET 0x00
|
|
+#define RPI_MIPICFG_DPHY_CTRL_3_TXDATAESC_1_BITS 0x0000ff00
|
|
+#define RPI_MIPICFG_DPHY_CTRL_3_TXDATAESC_1_MSB 15
|
|
+#define RPI_MIPICFG_DPHY_CTRL_3_TXDATAESC_1_LSB 8
|
|
+#define RPI_MIPICFG_DPHY_CTRL_3_TXDATAESC_1_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DPHY_CTRL_3_TXDATAESC_0
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_DPHY_CTRL_3_TXDATAESC_0_RESET 0x00
|
|
+#define RPI_MIPICFG_DPHY_CTRL_3_TXDATAESC_0_BITS 0x000000ff
|
|
+#define RPI_MIPICFG_DPHY_CTRL_3_TXDATAESC_0_MSB 7
|
|
+#define RPI_MIPICFG_DPHY_CTRL_3_TXDATAESC_0_LSB 0
|
|
+#define RPI_MIPICFG_DPHY_CTRL_3_TXDATAESC_0_ACCESS "RW"
|
|
+// ================================================================================
|
|
+// Register : RPI_MIPICFG_DPHY_CTRL_4
|
|
+// JTAG access : asynchronous
|
|
+// Description : DPHY control for analog DFT
|
|
+#define RPI_MIPICFG_DPHY_CTRL_4_OFFSET 0x00000024
|
|
+#define RPI_MIPICFG_DPHY_CTRL_4_BITS 0xffffffff
|
|
+#define RPI_MIPICFG_DPHY_CTRL_4_RESET 0x00000000
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DPHY_CTRL_4_TXDATAHS_3
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_DPHY_CTRL_4_TXDATAHS_3_RESET 0x00
|
|
+#define RPI_MIPICFG_DPHY_CTRL_4_TXDATAHS_3_BITS 0xff000000
|
|
+#define RPI_MIPICFG_DPHY_CTRL_4_TXDATAHS_3_MSB 31
|
|
+#define RPI_MIPICFG_DPHY_CTRL_4_TXDATAHS_3_LSB 24
|
|
+#define RPI_MIPICFG_DPHY_CTRL_4_TXDATAHS_3_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DPHY_CTRL_4_TXDATAHS_2
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_DPHY_CTRL_4_TXDATAHS_2_RESET 0x00
|
|
+#define RPI_MIPICFG_DPHY_CTRL_4_TXDATAHS_2_BITS 0x00ff0000
|
|
+#define RPI_MIPICFG_DPHY_CTRL_4_TXDATAHS_2_MSB 23
|
|
+#define RPI_MIPICFG_DPHY_CTRL_4_TXDATAHS_2_LSB 16
|
|
+#define RPI_MIPICFG_DPHY_CTRL_4_TXDATAHS_2_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DPHY_CTRL_4_TXDATAHS_1
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_DPHY_CTRL_4_TXDATAHS_1_RESET 0x00
|
|
+#define RPI_MIPICFG_DPHY_CTRL_4_TXDATAHS_1_BITS 0x0000ff00
|
|
+#define RPI_MIPICFG_DPHY_CTRL_4_TXDATAHS_1_MSB 15
|
|
+#define RPI_MIPICFG_DPHY_CTRL_4_TXDATAHS_1_LSB 8
|
|
+#define RPI_MIPICFG_DPHY_CTRL_4_TXDATAHS_1_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DPHY_CTRL_4_TXDATAHS_0
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_DPHY_CTRL_4_TXDATAHS_0_RESET 0x00
|
|
+#define RPI_MIPICFG_DPHY_CTRL_4_TXDATAHS_0_BITS 0x000000ff
|
|
+#define RPI_MIPICFG_DPHY_CTRL_4_TXDATAHS_0_MSB 7
|
|
+#define RPI_MIPICFG_DPHY_CTRL_4_TXDATAHS_0_LSB 0
|
|
+#define RPI_MIPICFG_DPHY_CTRL_4_TXDATAHS_0_ACCESS "RW"
|
|
+// ================================================================================
|
|
+// Register : RPI_MIPICFG_INTR
|
|
+// JTAG access : synchronous
|
|
+// Description : Raw Interrupts
|
|
+#define RPI_MIPICFG_INTR_OFFSET 0x00000028
|
|
+#define RPI_MIPICFG_INTR_BITS 0x0000000f
|
|
+#define RPI_MIPICFG_INTR_RESET 0x00000000
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_INTR_DSI_HOST
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_INTR_DSI_HOST_RESET 0x0
|
|
+#define RPI_MIPICFG_INTR_DSI_HOST_BITS 0x00000008
|
|
+#define RPI_MIPICFG_INTR_DSI_HOST_MSB 3
|
|
+#define RPI_MIPICFG_INTR_DSI_HOST_LSB 3
|
|
+#define RPI_MIPICFG_INTR_DSI_HOST_ACCESS "RO"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_INTR_CSI_HOST
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_INTR_CSI_HOST_RESET 0x0
|
|
+#define RPI_MIPICFG_INTR_CSI_HOST_BITS 0x00000004
|
|
+#define RPI_MIPICFG_INTR_CSI_HOST_MSB 2
|
|
+#define RPI_MIPICFG_INTR_CSI_HOST_LSB 2
|
|
+#define RPI_MIPICFG_INTR_CSI_HOST_ACCESS "RO"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_INTR_DSI_DMA
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_INTR_DSI_DMA_RESET 0x0
|
|
+#define RPI_MIPICFG_INTR_DSI_DMA_BITS 0x00000002
|
|
+#define RPI_MIPICFG_INTR_DSI_DMA_MSB 1
|
|
+#define RPI_MIPICFG_INTR_DSI_DMA_LSB 1
|
|
+#define RPI_MIPICFG_INTR_DSI_DMA_ACCESS "RO"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_INTR_CSI_DMA
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_INTR_CSI_DMA_RESET 0x0
|
|
+#define RPI_MIPICFG_INTR_CSI_DMA_BITS 0x00000001
|
|
+#define RPI_MIPICFG_INTR_CSI_DMA_MSB 0
|
|
+#define RPI_MIPICFG_INTR_CSI_DMA_LSB 0
|
|
+#define RPI_MIPICFG_INTR_CSI_DMA_ACCESS "RO"
|
|
+// ================================================================================
|
|
+// Register : RPI_MIPICFG_INTE
|
|
+// JTAG access : synchronous
|
|
+// Description : Interrupt Enable
|
|
+#define RPI_MIPICFG_INTE_OFFSET 0x0000002c
|
|
+#define RPI_MIPICFG_INTE_BITS 0x0000000f
|
|
+#define RPI_MIPICFG_INTE_RESET 0x00000000
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_INTE_DSI_HOST
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_INTE_DSI_HOST_RESET 0x0
|
|
+#define RPI_MIPICFG_INTE_DSI_HOST_BITS 0x00000008
|
|
+#define RPI_MIPICFG_INTE_DSI_HOST_MSB 3
|
|
+#define RPI_MIPICFG_INTE_DSI_HOST_LSB 3
|
|
+#define RPI_MIPICFG_INTE_DSI_HOST_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_INTE_CSI_HOST
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_INTE_CSI_HOST_RESET 0x0
|
|
+#define RPI_MIPICFG_INTE_CSI_HOST_BITS 0x00000004
|
|
+#define RPI_MIPICFG_INTE_CSI_HOST_MSB 2
|
|
+#define RPI_MIPICFG_INTE_CSI_HOST_LSB 2
|
|
+#define RPI_MIPICFG_INTE_CSI_HOST_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_INTE_DSI_DMA
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_INTE_DSI_DMA_RESET 0x0
|
|
+#define RPI_MIPICFG_INTE_DSI_DMA_BITS 0x00000002
|
|
+#define RPI_MIPICFG_INTE_DSI_DMA_MSB 1
|
|
+#define RPI_MIPICFG_INTE_DSI_DMA_LSB 1
|
|
+#define RPI_MIPICFG_INTE_DSI_DMA_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_INTE_CSI_DMA
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_INTE_CSI_DMA_RESET 0x0
|
|
+#define RPI_MIPICFG_INTE_CSI_DMA_BITS 0x00000001
|
|
+#define RPI_MIPICFG_INTE_CSI_DMA_MSB 0
|
|
+#define RPI_MIPICFG_INTE_CSI_DMA_LSB 0
|
|
+#define RPI_MIPICFG_INTE_CSI_DMA_ACCESS "RW"
|
|
+// ================================================================================
|
|
+// Register : RPI_MIPICFG_INTF
|
|
+// JTAG access : synchronous
|
|
+// Description : Interrupt Force
|
|
+#define RPI_MIPICFG_INTF_OFFSET 0x00000030
|
|
+#define RPI_MIPICFG_INTF_BITS 0x0000000f
|
|
+#define RPI_MIPICFG_INTF_RESET 0x00000000
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_INTF_DSI_HOST
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_INTF_DSI_HOST_RESET 0x0
|
|
+#define RPI_MIPICFG_INTF_DSI_HOST_BITS 0x00000008
|
|
+#define RPI_MIPICFG_INTF_DSI_HOST_MSB 3
|
|
+#define RPI_MIPICFG_INTF_DSI_HOST_LSB 3
|
|
+#define RPI_MIPICFG_INTF_DSI_HOST_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_INTF_CSI_HOST
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_INTF_CSI_HOST_RESET 0x0
|
|
+#define RPI_MIPICFG_INTF_CSI_HOST_BITS 0x00000004
|
|
+#define RPI_MIPICFG_INTF_CSI_HOST_MSB 2
|
|
+#define RPI_MIPICFG_INTF_CSI_HOST_LSB 2
|
|
+#define RPI_MIPICFG_INTF_CSI_HOST_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_INTF_DSI_DMA
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_INTF_DSI_DMA_RESET 0x0
|
|
+#define RPI_MIPICFG_INTF_DSI_DMA_BITS 0x00000002
|
|
+#define RPI_MIPICFG_INTF_DSI_DMA_MSB 1
|
|
+#define RPI_MIPICFG_INTF_DSI_DMA_LSB 1
|
|
+#define RPI_MIPICFG_INTF_DSI_DMA_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_INTF_CSI_DMA
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_INTF_CSI_DMA_RESET 0x0
|
|
+#define RPI_MIPICFG_INTF_CSI_DMA_BITS 0x00000001
|
|
+#define RPI_MIPICFG_INTF_CSI_DMA_MSB 0
|
|
+#define RPI_MIPICFG_INTF_CSI_DMA_LSB 0
|
|
+#define RPI_MIPICFG_INTF_CSI_DMA_ACCESS "RW"
|
|
+// ================================================================================
|
|
+// Register : RPI_MIPICFG_INTS
|
|
+// JTAG access : synchronous
|
|
+// Description : Interrupt status after masking & forcing
|
|
+#define RPI_MIPICFG_INTS_OFFSET 0x00000034
|
|
+#define RPI_MIPICFG_INTS_BITS 0x0000000f
|
|
+#define RPI_MIPICFG_INTS_RESET 0x00000000
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_INTS_DSI_HOST
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_INTS_DSI_HOST_RESET 0x0
|
|
+#define RPI_MIPICFG_INTS_DSI_HOST_BITS 0x00000008
|
|
+#define RPI_MIPICFG_INTS_DSI_HOST_MSB 3
|
|
+#define RPI_MIPICFG_INTS_DSI_HOST_LSB 3
|
|
+#define RPI_MIPICFG_INTS_DSI_HOST_ACCESS "RO"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_INTS_CSI_HOST
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_INTS_CSI_HOST_RESET 0x0
|
|
+#define RPI_MIPICFG_INTS_CSI_HOST_BITS 0x00000004
|
|
+#define RPI_MIPICFG_INTS_CSI_HOST_MSB 2
|
|
+#define RPI_MIPICFG_INTS_CSI_HOST_LSB 2
|
|
+#define RPI_MIPICFG_INTS_CSI_HOST_ACCESS "RO"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_INTS_DSI_DMA
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_INTS_DSI_DMA_RESET 0x0
|
|
+#define RPI_MIPICFG_INTS_DSI_DMA_BITS 0x00000002
|
|
+#define RPI_MIPICFG_INTS_DSI_DMA_MSB 1
|
|
+#define RPI_MIPICFG_INTS_DSI_DMA_LSB 1
|
|
+#define RPI_MIPICFG_INTS_DSI_DMA_ACCESS "RO"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_INTS_CSI_DMA
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_INTS_CSI_DMA_RESET 0x0
|
|
+#define RPI_MIPICFG_INTS_CSI_DMA_BITS 0x00000001
|
|
+#define RPI_MIPICFG_INTS_CSI_DMA_MSB 0
|
|
+#define RPI_MIPICFG_INTS_CSI_DMA_LSB 0
|
|
+#define RPI_MIPICFG_INTS_CSI_DMA_ACCESS "RO"
|
|
+// ================================================================================
|
|
+// Register : RPI_MIPICFG_BLOCK_ID
|
|
+// JTAG access : asynchronous
|
|
+// Description : Block Identifier
|
|
+#define RPI_MIPICFG_BLOCK_ID_OFFSET 0x00000038
|
|
+#define RPI_MIPICFG_BLOCK_ID_BITS 0xffffffff
|
|
+#define RPI_MIPICFG_BLOCK_ID_RESET 0x4d495049
|
|
+#define RPI_MIPICFG_BLOCK_ID_MSB 31
|
|
+#define RPI_MIPICFG_BLOCK_ID_LSB 0
|
|
+#define RPI_MIPICFG_BLOCK_ID_ACCESS "RO"
|
|
+// ================================================================================
|
|
+// Register : RPI_MIPICFG_INSTANCE_ID
|
|
+// JTAG access : asynchronous
|
|
+// Description : Block Instance Identifier
|
|
+#define RPI_MIPICFG_INSTANCE_ID_OFFSET 0x0000003c
|
|
+#define RPI_MIPICFG_INSTANCE_ID_BITS 0x0000000f
|
|
+#define RPI_MIPICFG_INSTANCE_ID_RESET 0x00000000
|
|
+#define RPI_MIPICFG_INSTANCE_ID_MSB 3
|
|
+#define RPI_MIPICFG_INSTANCE_ID_LSB 0
|
|
+#define RPI_MIPICFG_INSTANCE_ID_ACCESS "RO"
|
|
+// ================================================================================
|
|
+// Register : RPI_MIPICFG_RSTSEQ_AUTO
|
|
+// JTAG access : synchronous
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_RSTSEQ_AUTO_OFFSET 0x00000040
|
|
+#define RPI_MIPICFG_RSTSEQ_AUTO_BITS 0x00000007
|
|
+#define RPI_MIPICFG_RSTSEQ_AUTO_RESET 0x00000007
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_RSTSEQ_AUTO_CSI
|
|
+// Description : 1 = reset is controlled by the sequencer
|
|
+// 0 = reset is controlled by rstseq_ctrl
|
|
+#define RPI_MIPICFG_RSTSEQ_AUTO_CSI_RESET 0x1
|
|
+#define RPI_MIPICFG_RSTSEQ_AUTO_CSI_BITS 0x00000004
|
|
+#define RPI_MIPICFG_RSTSEQ_AUTO_CSI_MSB 2
|
|
+#define RPI_MIPICFG_RSTSEQ_AUTO_CSI_LSB 2
|
|
+#define RPI_MIPICFG_RSTSEQ_AUTO_CSI_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_RSTSEQ_AUTO_DPI
|
|
+// Description : 1 = reset is controlled by the sequencer
|
|
+// 0 = reset is controlled by rstseq_ctrl
|
|
+#define RPI_MIPICFG_RSTSEQ_AUTO_DPI_RESET 0x1
|
|
+#define RPI_MIPICFG_RSTSEQ_AUTO_DPI_BITS 0x00000002
|
|
+#define RPI_MIPICFG_RSTSEQ_AUTO_DPI_MSB 1
|
|
+#define RPI_MIPICFG_RSTSEQ_AUTO_DPI_LSB 1
|
|
+#define RPI_MIPICFG_RSTSEQ_AUTO_DPI_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_RSTSEQ_AUTO_BUSADAPTER
|
|
+// Description : 1 = reset is controlled by the sequencer
|
|
+// 0 = reset is controlled by rstseq_ctrl
|
|
+#define RPI_MIPICFG_RSTSEQ_AUTO_BUSADAPTER_RESET 0x1
|
|
+#define RPI_MIPICFG_RSTSEQ_AUTO_BUSADAPTER_BITS 0x00000001
|
|
+#define RPI_MIPICFG_RSTSEQ_AUTO_BUSADAPTER_MSB 0
|
|
+#define RPI_MIPICFG_RSTSEQ_AUTO_BUSADAPTER_LSB 0
|
|
+#define RPI_MIPICFG_RSTSEQ_AUTO_BUSADAPTER_ACCESS "RW"
|
|
+// ================================================================================
|
|
+// Register : RPI_MIPICFG_RSTSEQ_PARALLEL
|
|
+// JTAG access : synchronous
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_RSTSEQ_PARALLEL_OFFSET 0x00000044
|
|
+#define RPI_MIPICFG_RSTSEQ_PARALLEL_BITS 0x00000007
|
|
+#define RPI_MIPICFG_RSTSEQ_PARALLEL_RESET 0x00000006
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_RSTSEQ_PARALLEL_CSI
|
|
+// Description : Is this reset parallel (i.e. not part of the sequence)
|
|
+#define RPI_MIPICFG_RSTSEQ_PARALLEL_CSI_RESET 0x1
|
|
+#define RPI_MIPICFG_RSTSEQ_PARALLEL_CSI_BITS 0x00000004
|
|
+#define RPI_MIPICFG_RSTSEQ_PARALLEL_CSI_MSB 2
|
|
+#define RPI_MIPICFG_RSTSEQ_PARALLEL_CSI_LSB 2
|
|
+#define RPI_MIPICFG_RSTSEQ_PARALLEL_CSI_ACCESS "RO"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_RSTSEQ_PARALLEL_DPI
|
|
+// Description : Is this reset parallel (i.e. not part of the sequence)
|
|
+#define RPI_MIPICFG_RSTSEQ_PARALLEL_DPI_RESET 0x1
|
|
+#define RPI_MIPICFG_RSTSEQ_PARALLEL_DPI_BITS 0x00000002
|
|
+#define RPI_MIPICFG_RSTSEQ_PARALLEL_DPI_MSB 1
|
|
+#define RPI_MIPICFG_RSTSEQ_PARALLEL_DPI_LSB 1
|
|
+#define RPI_MIPICFG_RSTSEQ_PARALLEL_DPI_ACCESS "RO"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_RSTSEQ_PARALLEL_BUSADAPTER
|
|
+// Description : Is this reset parallel (i.e. not part of the sequence)
|
|
+#define RPI_MIPICFG_RSTSEQ_PARALLEL_BUSADAPTER_RESET 0x0
|
|
+#define RPI_MIPICFG_RSTSEQ_PARALLEL_BUSADAPTER_BITS 0x00000001
|
|
+#define RPI_MIPICFG_RSTSEQ_PARALLEL_BUSADAPTER_MSB 0
|
|
+#define RPI_MIPICFG_RSTSEQ_PARALLEL_BUSADAPTER_LSB 0
|
|
+#define RPI_MIPICFG_RSTSEQ_PARALLEL_BUSADAPTER_ACCESS "RO"
|
|
+// ================================================================================
|
|
+// Register : RPI_MIPICFG_RSTSEQ_CTRL
|
|
+// JTAG access : synchronous
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_RSTSEQ_CTRL_OFFSET 0x00000048
|
|
+#define RPI_MIPICFG_RSTSEQ_CTRL_BITS 0x00000007
|
|
+#define RPI_MIPICFG_RSTSEQ_CTRL_RESET 0x00000000
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_RSTSEQ_CTRL_CSI
|
|
+// Description : 1 = keep the reset asserted
|
|
+// 0 = keep the reset deasserted
|
|
+// This is ignored if rstseq_auto=1
|
|
+#define RPI_MIPICFG_RSTSEQ_CTRL_CSI_RESET 0x0
|
|
+#define RPI_MIPICFG_RSTSEQ_CTRL_CSI_BITS 0x00000004
|
|
+#define RPI_MIPICFG_RSTSEQ_CTRL_CSI_MSB 2
|
|
+#define RPI_MIPICFG_RSTSEQ_CTRL_CSI_LSB 2
|
|
+#define RPI_MIPICFG_RSTSEQ_CTRL_CSI_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_RSTSEQ_CTRL_DPI
|
|
+// Description : 1 = keep the reset asserted
|
|
+// 0 = keep the reset deasserted
|
|
+// This is ignored if rstseq_auto=1
|
|
+#define RPI_MIPICFG_RSTSEQ_CTRL_DPI_RESET 0x0
|
|
+#define RPI_MIPICFG_RSTSEQ_CTRL_DPI_BITS 0x00000002
|
|
+#define RPI_MIPICFG_RSTSEQ_CTRL_DPI_MSB 1
|
|
+#define RPI_MIPICFG_RSTSEQ_CTRL_DPI_LSB 1
|
|
+#define RPI_MIPICFG_RSTSEQ_CTRL_DPI_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_RSTSEQ_CTRL_BUSADAPTER
|
|
+// Description : 1 = keep the reset asserted
|
|
+// 0 = keep the reset deasserted
|
|
+// This is ignored if rstseq_auto=1
|
|
+#define RPI_MIPICFG_RSTSEQ_CTRL_BUSADAPTER_RESET 0x0
|
|
+#define RPI_MIPICFG_RSTSEQ_CTRL_BUSADAPTER_BITS 0x00000001
|
|
+#define RPI_MIPICFG_RSTSEQ_CTRL_BUSADAPTER_MSB 0
|
|
+#define RPI_MIPICFG_RSTSEQ_CTRL_BUSADAPTER_LSB 0
|
|
+#define RPI_MIPICFG_RSTSEQ_CTRL_BUSADAPTER_ACCESS "RW"
|
|
+// ================================================================================
|
|
+// Register : RPI_MIPICFG_RSTSEQ_TRIG
|
|
+// JTAG access : synchronous
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_RSTSEQ_TRIG_OFFSET 0x0000004c
|
|
+#define RPI_MIPICFG_RSTSEQ_TRIG_BITS 0x00000007
|
|
+#define RPI_MIPICFG_RSTSEQ_TRIG_RESET 0x00000000
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_RSTSEQ_TRIG_CSI
|
|
+// Description : Pulses the reset output
|
|
+#define RPI_MIPICFG_RSTSEQ_TRIG_CSI_RESET 0x0
|
|
+#define RPI_MIPICFG_RSTSEQ_TRIG_CSI_BITS 0x00000004
|
|
+#define RPI_MIPICFG_RSTSEQ_TRIG_CSI_MSB 2
|
|
+#define RPI_MIPICFG_RSTSEQ_TRIG_CSI_LSB 2
|
|
+#define RPI_MIPICFG_RSTSEQ_TRIG_CSI_ACCESS "SC"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_RSTSEQ_TRIG_DPI
|
|
+// Description : Pulses the reset output
|
|
+#define RPI_MIPICFG_RSTSEQ_TRIG_DPI_RESET 0x0
|
|
+#define RPI_MIPICFG_RSTSEQ_TRIG_DPI_BITS 0x00000002
|
|
+#define RPI_MIPICFG_RSTSEQ_TRIG_DPI_MSB 1
|
|
+#define RPI_MIPICFG_RSTSEQ_TRIG_DPI_LSB 1
|
|
+#define RPI_MIPICFG_RSTSEQ_TRIG_DPI_ACCESS "SC"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_RSTSEQ_TRIG_BUSADAPTER
|
|
+// Description : Pulses the reset output
|
|
+#define RPI_MIPICFG_RSTSEQ_TRIG_BUSADAPTER_RESET 0x0
|
|
+#define RPI_MIPICFG_RSTSEQ_TRIG_BUSADAPTER_BITS 0x00000001
|
|
+#define RPI_MIPICFG_RSTSEQ_TRIG_BUSADAPTER_MSB 0
|
|
+#define RPI_MIPICFG_RSTSEQ_TRIG_BUSADAPTER_LSB 0
|
|
+#define RPI_MIPICFG_RSTSEQ_TRIG_BUSADAPTER_ACCESS "SC"
|
|
+// ================================================================================
|
|
+// Register : RPI_MIPICFG_RSTSEQ_DONE
|
|
+// JTAG access : synchronous
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_RSTSEQ_DONE_OFFSET 0x00000050
|
|
+#define RPI_MIPICFG_RSTSEQ_DONE_BITS 0x00000007
|
|
+#define RPI_MIPICFG_RSTSEQ_DONE_RESET 0x00000000
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_RSTSEQ_DONE_CSI
|
|
+// Description : Indicates the current state of the reset
|
|
+#define RPI_MIPICFG_RSTSEQ_DONE_CSI_RESET 0x0
|
|
+#define RPI_MIPICFG_RSTSEQ_DONE_CSI_BITS 0x00000004
|
|
+#define RPI_MIPICFG_RSTSEQ_DONE_CSI_MSB 2
|
|
+#define RPI_MIPICFG_RSTSEQ_DONE_CSI_LSB 2
|
|
+#define RPI_MIPICFG_RSTSEQ_DONE_CSI_ACCESS "RO"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_RSTSEQ_DONE_DPI
|
|
+// Description : Indicates the current state of the reset
|
|
+#define RPI_MIPICFG_RSTSEQ_DONE_DPI_RESET 0x0
|
|
+#define RPI_MIPICFG_RSTSEQ_DONE_DPI_BITS 0x00000002
|
|
+#define RPI_MIPICFG_RSTSEQ_DONE_DPI_MSB 1
|
|
+#define RPI_MIPICFG_RSTSEQ_DONE_DPI_LSB 1
|
|
+#define RPI_MIPICFG_RSTSEQ_DONE_DPI_ACCESS "RO"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_RSTSEQ_DONE_BUSADAPTER
|
|
+// Description : Indicates the current state of the reset
|
|
+#define RPI_MIPICFG_RSTSEQ_DONE_BUSADAPTER_RESET 0x0
|
|
+#define RPI_MIPICFG_RSTSEQ_DONE_BUSADAPTER_BITS 0x00000001
|
|
+#define RPI_MIPICFG_RSTSEQ_DONE_BUSADAPTER_MSB 0
|
|
+#define RPI_MIPICFG_RSTSEQ_DONE_BUSADAPTER_LSB 0
|
|
+#define RPI_MIPICFG_RSTSEQ_DONE_BUSADAPTER_ACCESS "RO"
|
|
+// ================================================================================
|
|
+// Register : RPI_MIPICFG_DFTSS
|
|
+// JTAG access : asynchronous
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_DFTSS_OFFSET 0x00000054
|
|
+#define RPI_MIPICFG_DFTSS_BITS 0x0000001f
|
|
+#define RPI_MIPICFG_DFTSS_RESET 0x00000000
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DFTSS_JTAG_COPY
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_DFTSS_JTAG_COPY_RESET 0x0
|
|
+#define RPI_MIPICFG_DFTSS_JTAG_COPY_BITS 0x00000010
|
|
+#define RPI_MIPICFG_DFTSS_JTAG_COPY_MSB 4
|
|
+#define RPI_MIPICFG_DFTSS_JTAG_COPY_LSB 4
|
|
+#define RPI_MIPICFG_DFTSS_JTAG_COPY_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DFTSS_JTAG_ACCESS_ONLY
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_DFTSS_JTAG_ACCESS_ONLY_RESET 0x0
|
|
+#define RPI_MIPICFG_DFTSS_JTAG_ACCESS_ONLY_BITS 0x00000008
|
|
+#define RPI_MIPICFG_DFTSS_JTAG_ACCESS_ONLY_MSB 3
|
|
+#define RPI_MIPICFG_DFTSS_JTAG_ACCESS_ONLY_LSB 3
|
|
+#define RPI_MIPICFG_DFTSS_JTAG_ACCESS_ONLY_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DFTSS_BYPASS_OUTSYNCS
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_DFTSS_BYPASS_OUTSYNCS_RESET 0x0
|
|
+#define RPI_MIPICFG_DFTSS_BYPASS_OUTSYNCS_BITS 0x00000004
|
|
+#define RPI_MIPICFG_DFTSS_BYPASS_OUTSYNCS_MSB 2
|
|
+#define RPI_MIPICFG_DFTSS_BYPASS_OUTSYNCS_LSB 2
|
|
+#define RPI_MIPICFG_DFTSS_BYPASS_OUTSYNCS_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DFTSS_BYPASS_INSYNCS
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_DFTSS_BYPASS_INSYNCS_RESET 0x0
|
|
+#define RPI_MIPICFG_DFTSS_BYPASS_INSYNCS_BITS 0x00000002
|
|
+#define RPI_MIPICFG_DFTSS_BYPASS_INSYNCS_MSB 1
|
|
+#define RPI_MIPICFG_DFTSS_BYPASS_INSYNCS_LSB 1
|
|
+#define RPI_MIPICFG_DFTSS_BYPASS_INSYNCS_ACCESS "RW"
|
|
+// --------------------------------------------------------------------------------
|
|
+// Field : RPI_MIPICFG_DFTSS_BYPASS_RESETSYNCS
|
|
+// Description : None
|
|
+#define RPI_MIPICFG_DFTSS_BYPASS_RESETSYNCS_RESET 0x0
|
|
+#define RPI_MIPICFG_DFTSS_BYPASS_RESETSYNCS_BITS 0x00000001
|
|
+#define RPI_MIPICFG_DFTSS_BYPASS_RESETSYNCS_MSB 0
|
|
+#define RPI_MIPICFG_DFTSS_BYPASS_RESETSYNCS_LSB 0
|
|
+#define RPI_MIPICFG_DFTSS_BYPASS_RESETSYNCS_ACCESS "RW"
|
|
+
|
|
+#define CFG_WRITE(reg, val) writel((val), dsi->hw_base[RP1DSI_HW_BLOCK_CFG] + (reg ## _OFFSET))
|
|
+#define CFG_READ(reg) readl(dsi->hw_base[RP1DSI_HW_BLOCK_CFG] + (reg ## _OFFSET))
|
|
+
|
|
+/* ------------------------------- DPHY setup stuff ------------------------ */
|
|
+
|
|
+static void dphy_transaction(struct rp1_dsi *dsi, uint8_t test_code, uint8_t test_data)
|
|
+{
|
|
+ /*
|
|
+ * See pg 101 of mipi dphy bidir databook
|
|
+ * Assume we start with testclk high.
|
|
+ * Each APB write takes at least 10ns and we ignore TESTDOUT
|
|
+ * so there is no need for extra delays between the transitions.
|
|
+ */
|
|
+ u32 tmp;
|
|
+
|
|
+ DSI_WRITE(DSI_PHY_TST_CTRL1, test_code | DPHY_CTRL1_PHY_TESTEN_BITS);
|
|
+ DSI_WRITE(DSI_PHY_TST_CTRL0, 0);
|
|
+ tmp = (DSI_READ(DSI_PHY_TST_CTRL1) >> DPHY_CTRL1_PHY_TESTDOUT_LSB) & 0xFF;
|
|
+ DSI_WRITE(DSI_PHY_TST_CTRL1, test_data);
|
|
+ DSI_WRITE(DSI_PHY_TST_CTRL0, DPHY_CTRL0_PHY_TESTCLK_BITS);
|
|
+}
|
|
+
|
|
+static uint8_t dphy_get_div(u32 refclk_khz, u32 vco_freq_khz, u32 *ptr_m, u32 *ptr_n)
|
|
+{
|
|
+ /*
|
|
+ * See pg 77-78 of dphy databook
|
|
+ * fvco = m/n * refclk
|
|
+ * with the limit
|
|
+ * 40MHz >= fREFCLK / N >= 5MHz
|
|
+ * M (multiplier) must be an even number between 2 and 300
|
|
+ * N (input divider) must be an integer between 1 and 100
|
|
+ *
|
|
+ * In practice, given a 50MHz reference clock, it can produce any
|
|
+ * multiple of 10MHz, 11.1111MHz, 12.5MHz, 14.286MHz or 16.667MHz
|
|
+ * with < 1% error for all frequencies above 495MHz.
|
|
+ */
|
|
+
|
|
+ static const u32 REF_DIVN_MAX = 40000u;
|
|
+ static const u32 REF_DIVN_MIN = 5000u;
|
|
+ u32 best_n, best_m, best_err = 0x7fffffff;
|
|
+ unsigned int n;
|
|
+
|
|
+ for (n = 1 + refclk_khz / REF_DIVN_MAX; n * REF_DIVN_MIN <= refclk_khz && n < 100; ++n) {
|
|
+ u32 half_m = (n * vco_freq_khz + refclk_khz) / (2 * refclk_khz);
|
|
+
|
|
+ if (half_m < 150) {
|
|
+ u32 f = (2 * half_m * refclk_khz) / n;
|
|
+ u32 err = (f > vco_freq_khz) ? f - vco_freq_khz : vco_freq_khz - f;
|
|
+
|
|
+ if (err < best_err) {
|
|
+ best_n = n;
|
|
+ best_m = 2 * half_m;
|
|
+ best_err = err;
|
|
+ if (err == 0)
|
|
+ break;
|
|
+ }
|
|
+ }
|
|
+ }
|
|
+
|
|
+ if (64 * best_err < vco_freq_khz) { /* tolerate small error */
|
|
+ *ptr_n = best_n;
|
|
+ *ptr_m = best_m;
|
|
+ return 1;
|
|
+ }
|
|
+ return 0;
|
|
+}
|
|
+
|
|
+struct hsfreq_range {
|
|
+ u16 mhz_max;
|
|
+ u8 hsfreqrange;
|
|
+ u8 clk_lp2hs;
|
|
+ u8 clk_hs2lp;
|
|
+ u8 data_lp2hs; /* excluding clk lane entry */
|
|
+ u8 data_hs2lp;
|
|
+};
|
|
+
|
|
+/* See Table A-3 on page 258 of dphy databook */
|
|
+static const struct hsfreq_range hsfreq_table[] = {
|
|
+ { 89, 0b000000, 32, 20, 26, 13 },
|
|
+ { 99, 0b010000, 35, 23, 28, 14 },
|
|
+ { 109, 0b100000, 32, 22, 26, 13 },
|
|
+ { 129, 0b000001, 31, 20, 27, 13 },
|
|
+ { 139, 0b010001, 33, 22, 26, 14 },
|
|
+ { 149, 0b100001, 33, 21, 26, 14 },
|
|
+ { 169, 0b000010, 32, 20, 27, 13 },
|
|
+ { 179, 0b010010, 36, 23, 30, 15 },
|
|
+ { 199, 0b100010, 40, 22, 33, 15 },
|
|
+ { 219, 0b000011, 40, 22, 33, 15 },
|
|
+ { 239, 0b010011, 44, 24, 36, 16 },
|
|
+ { 249, 0b100011, 48, 24, 38, 17 },
|
|
+ { 269, 0b000100, 48, 24, 38, 17 },
|
|
+ { 299, 0b010100, 50, 27, 41, 18 },
|
|
+ { 329, 0b000101, 56, 28, 45, 18 },
|
|
+ { 359, 0b010101, 59, 28, 48, 19 },
|
|
+ { 399, 0b100101, 61, 30, 50, 20 },
|
|
+ { 449, 0b000110, 67, 31, 55, 21 },
|
|
+ { 499, 0b010110, 73, 31, 59, 22 },
|
|
+ { 549, 0b000111, 79, 36, 63, 24 },
|
|
+ { 599, 0b010111, 83, 37, 68, 25 },
|
|
+ { 649, 0b001000, 90, 38, 73, 27 },
|
|
+ { 699, 0b011000, 95, 40, 77, 28 },
|
|
+ { 749, 0b001001, 102, 40, 84, 28 },
|
|
+ { 799, 0b011001, 106, 42, 87, 30 },
|
|
+ { 849, 0b101001, 113, 44, 93, 31 },
|
|
+ { 899, 0b111001, 118, 47, 98, 32 },
|
|
+ { 949, 0b001010, 124, 47, 102, 34 },
|
|
+ { 999, 0b011010, 130, 49, 107, 35 },
|
|
+ { 1049, 0b101010, 135, 51, 111, 37 },
|
|
+ { 1099, 0b111010, 139, 51, 114, 38 },
|
|
+ { 1149, 0b001011, 146, 54, 120, 40 },
|
|
+ { 1199, 0b011011, 153, 57, 125, 41 },
|
|
+ { 1249, 0b101011, 158, 58, 130, 42 },
|
|
+ { 1299, 0b111011, 163, 58, 135, 44 },
|
|
+ { 1349, 0b001100, 168, 60, 140, 45 },
|
|
+ { 1399, 0b011100, 172, 64, 144, 47 },
|
|
+ { 1449, 0b101100, 176, 65, 148, 48 },
|
|
+ { 1500, 0b111100, 181, 66, 153, 50 },
|
|
+};
|
|
+
|
|
+static void dphy_set_hsfreqrange(struct rp1_dsi *dsi, u32 freq_mhz)
|
|
+{
|
|
+ unsigned int i;
|
|
+
|
|
+ if (freq_mhz < 80 || freq_mhz > 1500)
|
|
+ drm_err(dsi->drm, "DPHY: Frequency %u MHz out of range\n",
|
|
+ freq_mhz);
|
|
+
|
|
+ for (i = 0; i < ARRAY_SIZE(hsfreq_table) - 1; i++) {
|
|
+ if (freq_mhz <= hsfreq_table[i].mhz_max)
|
|
+ break;
|
|
+ }
|
|
+
|
|
+ dsi->hsfreq_index = i;
|
|
+ dphy_transaction(dsi, DPHY_HS_RX_CTRL_LANE0_OFFSET,
|
|
+ hsfreq_table[i].hsfreqrange << 1);
|
|
+}
|
|
+
|
|
+static void dphy_configure_pll(struct rp1_dsi *dsi, u32 refclk_khz, u32 vco_freq_khz)
|
|
+{
|
|
+ u32 m = 0;
|
|
+ u32 n = 0;
|
|
+
|
|
+ if (dphy_get_div(refclk_khz, vco_freq_khz, &m, &n)) {
|
|
+ dphy_set_hsfreqrange(dsi, vco_freq_khz / 1000);
|
|
+ /* Program m,n from registers */
|
|
+ dphy_transaction(dsi, DPHY_PLL_DIV_CTRL_OFFSET, 0x30);
|
|
+ /* N (program N-1) */
|
|
+ dphy_transaction(dsi, DPHY_PLL_INPUT_DIV_OFFSET, n - 1);
|
|
+ /* M[8:5] ?? */
|
|
+ dphy_transaction(dsi, DPHY_PLL_LOOP_DIV_OFFSET, 0x80 | ((m - 1) >> 5));
|
|
+ /* M[4:0] (program M-1) */
|
|
+ dphy_transaction(dsi, DPHY_PLL_LOOP_DIV_OFFSET, ((m - 1) & 0x1F));
|
|
+ drm_dbg_driver(dsi->drm,
|
|
+ "DPHY: vco freq want %dkHz got %dkHz = %d * (%dkHz / %d), hsfreqrange = 0x%02x\r\n",
|
|
+ vco_freq_khz, refclk_khz * m / n, m, refclk_khz,
|
|
+ n, hsfreq_table[dsi->hsfreq_index].hsfreqrange);
|
|
+ } else {
|
|
+ drm_info(dsi->drm,
|
|
+ "rp1dsi: Error configuring DPHY PLL! %dkHz = %d * (%dkHz / %d)\r\n",
|
|
+ vco_freq_khz, m, refclk_khz, n);
|
|
+ }
|
|
+}
|
|
+
|
|
+static void dphy_init_khz(struct rp1_dsi *dsi, u32 ref_freq, u32 vco_freq)
|
|
+{
|
|
+ /* Reset the PHY */
|
|
+ DSI_WRITE(DSI_PHYRSTZ, 0);
|
|
+ DSI_WRITE(DSI_PHY_TST_CTRL0, DPHY_CTRL0_PHY_TESTCLK_BITS);
|
|
+ DSI_WRITE(DSI_PHY_TST_CTRL1, 0);
|
|
+ DSI_WRITE(DSI_PHY_TST_CTRL0, (DPHY_CTRL0_PHY_TESTCLK_BITS | DPHY_CTRL0_PHY_TESTCLR_BITS));
|
|
+ udelay(1);
|
|
+ DSI_WRITE(DSI_PHY_TST_CTRL0, DPHY_CTRL0_PHY_TESTCLK_BITS);
|
|
+ udelay(1);
|
|
+ /* Since we are in DSI (not CSI2) mode here, start the PLL */
|
|
+ dphy_configure_pll(dsi, ref_freq, vco_freq);
|
|
+ udelay(1);
|
|
+ /* Unreset */
|
|
+ DSI_WRITE(DSI_PHYRSTZ, DSI_PHYRSTZ_SHUTDOWNZ_BITS);
|
|
+ udelay(1);
|
|
+ DSI_WRITE(DSI_PHYRSTZ, (DSI_PHYRSTZ_SHUTDOWNZ_BITS | DSI_PHYRSTZ_RSTZ_BITS));
|
|
+ udelay(1); /* so we can see PLL coming up? */
|
|
+}
|
|
+
|
|
+void rp1dsi_mipicfg_setup(struct rp1_dsi *dsi)
|
|
+{
|
|
+ /* Select DSI rather than CSI-2 */
|
|
+ CFG_WRITE(RPI_MIPICFG_CFG, 0);
|
|
+ /* Enable DSIDMA interrupt only */
|
|
+ CFG_WRITE(RPI_MIPICFG_INTE, RPI_MIPICFG_INTE_DSI_DMA_BITS);
|
|
+}
|
|
+
|
|
+static unsigned long rp1dsi_refclk_freq(struct rp1_dsi *dsi)
|
|
+{
|
|
+ unsigned long u;
|
|
+
|
|
+ u = (dsi->clocks[RP1DSI_CLOCK_REF]) ? clk_get_rate(dsi->clocks[RP1DSI_CLOCK_REF]) : 0;
|
|
+ if (u < 1 || u >= (1ul << 30))
|
|
+ u = 50000000ul; /* default XOSC frequency */
|
|
+ return u;
|
|
+}
|
|
+
|
|
+static void rp1dsi_dpiclk_start(struct rp1_dsi *dsi, unsigned int bpp, unsigned int lanes)
|
|
+{
|
|
+ unsigned long u;
|
|
+
|
|
+ if (dsi->clocks[RP1DSI_CLOCK_DPI]) {
|
|
+ u = (dsi->clocks[RP1DSI_CLOCK_BYTE]) ?
|
|
+ clk_get_rate(dsi->clocks[RP1DSI_CLOCK_BYTE]) : 0;
|
|
+ drm_info(dsi->drm,
|
|
+ "rp1dsi: Nominal byte clock %lu; scale by %u/%u",
|
|
+ u, 4 * lanes, (bpp >> 1));
|
|
+ if (u < 1 || u >= (1ul << 28))
|
|
+ u = 72000000ul; /* default DUMMY frequency for byteclock */
|
|
+
|
|
+ clk_set_parent(dsi->clocks[RP1DSI_CLOCK_DPI], dsi->clocks[RP1DSI_CLOCK_BYTE]);
|
|
+ clk_set_rate(dsi->clocks[RP1DSI_CLOCK_DPI], (4 * lanes * u) / (bpp >> 1));
|
|
+ clk_prepare_enable(dsi->clocks[RP1DSI_CLOCK_DPI]);
|
|
+ }
|
|
+}
|
|
+
|
|
+static void rp1dsi_dpiclk_stop(struct rp1_dsi *dsi)
|
|
+{
|
|
+ if (dsi->clocks[RP1DSI_CLOCK_DPI])
|
|
+ clk_disable_unprepare(dsi->clocks[RP1DSI_CLOCK_DPI]);
|
|
+}
|
|
+
|
|
+/* Choose the internal on-the-bus DPI format, and DSI packing flag. */
|
|
+static u32 get_colorcode(enum mipi_dsi_pixel_format fmt)
|
|
+{
|
|
+ switch (fmt) {
|
|
+ case MIPI_DSI_FMT_RGB666:
|
|
+ return 0x104;
|
|
+ case MIPI_DSI_FMT_RGB666_PACKED:
|
|
+ return 0x003;
|
|
+ case MIPI_DSI_FMT_RGB565:
|
|
+ return 0x000;
|
|
+ case MIPI_DSI_FMT_RGB888:
|
|
+ return 0x005;
|
|
+ }
|
|
+
|
|
+ /* This should be impossible as the format is validated in
|
|
+ * rp1dsi_host_attach
|
|
+ */
|
|
+ WARN_ONCE(1, "Invalid colour format configured for DSI");
|
|
+ return 0x005;
|
|
+}
|
|
+
|
|
+void rp1dsi_dsi_setup(struct rp1_dsi *dsi, struct drm_display_mode const *mode)
|
|
+{
|
|
+ u32 timeout, mask, vid_mode_cfg;
|
|
+ u32 freq_khz;
|
|
+ unsigned int bpp = mipi_dsi_pixel_format_to_bpp(dsi->display_format);
|
|
+
|
|
+ DSI_WRITE(DSI_PHY_IF_CFG, dsi->lanes - 1);
|
|
+ DSI_WRITE(DSI_DPI_CFG_POL, 0);
|
|
+ DSI_WRITE(DSI_GEN_VCID, dsi->vc);
|
|
+ DSI_WRITE(DSI_DPI_COLOR_CODING, get_colorcode(dsi->display_format));
|
|
+ /* a conservative guess (LP escape is slow!) */
|
|
+ DSI_WRITE(DSI_DPI_LP_CMD_TIM, 0x00100000);
|
|
+
|
|
+ /* Drop to LP where possible */
|
|
+ vid_mode_cfg = 0xbf00;
|
|
+ if (!(dsi->display_flags & MIPI_DSI_MODE_VIDEO_SYNC_PULSE))
|
|
+ vid_mode_cfg |= 0x01;
|
|
+ if (dsi->display_flags & MIPI_DSI_MODE_VIDEO_BURST)
|
|
+ vid_mode_cfg |= 0x02;
|
|
+ DSI_WRITE(DSI_VID_MODE_CFG, vid_mode_cfg);
|
|
+
|
|
+ /* Use LP Escape Data signalling for all commands */
|
|
+ DSI_WRITE(DSI_CMD_MODE_CFG, 0x10F7F00);
|
|
+ /* Select Command Mode */
|
|
+ DSI_WRITE(DSI_MODE_CFG, 1);
|
|
+ /* XXX magic number */
|
|
+ DSI_WRITE(DSI_TO_CNT_CFG, 0x02000200);
|
|
+ /* XXX magic number */
|
|
+ DSI_WRITE(DSI_BTA_TO_CNT, 0x800);
|
|
+
|
|
+ DSI_WRITE(DSI_VID_PKT_SIZE, mode->hdisplay);
|
|
+ DSI_WRITE(DSI_VID_NUM_CHUNKS, 0);
|
|
+ DSI_WRITE(DSI_VID_NULL_SIZE, 0);
|
|
+
|
|
+ /* Note, unlike Argon firmware, here we DON'T consider sync to be concurrent with porch */
|
|
+ DSI_WRITE(DSI_VID_HSA_TIME,
|
|
+ (bpp * (mode->hsync_end - mode->hsync_start)) / (8 * dsi->lanes));
|
|
+ DSI_WRITE(DSI_VID_HBP_TIME,
|
|
+ (bpp * (mode->htotal - mode->hsync_end)) / (8 * dsi->lanes));
|
|
+ DSI_WRITE(DSI_VID_HLINE_TIME, (bpp * mode->htotal) / (8 * dsi->lanes));
|
|
+ DSI_WRITE(DSI_VID_VSA_LINES, (mode->vsync_end - mode->vsync_start));
|
|
+ DSI_WRITE(DSI_VID_VBP_LINES, (mode->vtotal - mode->vsync_end));
|
|
+ DSI_WRITE(DSI_VID_VFP_LINES, (mode->vsync_start - mode->vdisplay));
|
|
+ DSI_WRITE(DSI_VID_VACTIVE_LINES, mode->vdisplay);
|
|
+
|
|
+ freq_khz = (bpp * mode->clock) / dsi->lanes;
|
|
+
|
|
+ dphy_init_khz(dsi, rp1dsi_refclk_freq(dsi) / 1000, freq_khz);
|
|
+
|
|
+ DSI_WRITE(DSI_PHY_TMR_LPCLK_CFG,
|
|
+ (hsfreq_table[dsi->hsfreq_index].clk_lp2hs << DSI_PHY_TMR_LP2HS_LSB) |
|
|
+ (hsfreq_table[dsi->hsfreq_index].clk_hs2lp << DSI_PHY_TMR_HS2LP_LSB));
|
|
+ DSI_WRITE(DSI_PHY_TMR_CFG,
|
|
+ (hsfreq_table[dsi->hsfreq_index].data_lp2hs << DSI_PHY_TMR_LP2HS_LSB) |
|
|
+ (hsfreq_table[dsi->hsfreq_index].data_hs2lp << DSI_PHY_TMR_HS2LP_LSB));
|
|
+
|
|
+ DSI_WRITE(DSI_CLKMGR_CFG, 0x00000505);
|
|
+
|
|
+ /* Wait for PLL lock */
|
|
+ for (timeout = (1 << 14); timeout != 0; --timeout) {
|
|
+ usleep_range(10, 50);
|
|
+ if (DSI_READ(DSI_PHY_STATUS) & (1 << 0))
|
|
+ break;
|
|
+ }
|
|
+ if (timeout == 0)
|
|
+ drm_err(dsi->drm, "RP1DSI: Time out waiting for PLL\n");
|
|
+
|
|
+ DSI_WRITE(DSI_LPCLK_CTRL, 0x1); /* configure the requesthsclk */
|
|
+ DSI_WRITE(DSI_PHY_TST_CTRL0, 0x2);
|
|
+ DSI_WRITE(DSI_PCKHDL_CFG, 1 << 2); /* allow bus turnaround */
|
|
+ DSI_WRITE(DSI_PWR_UP, 0x1); /* power up */
|
|
+
|
|
+ /* Now it should be safe to start the external DPI clock divider */
|
|
+ rp1dsi_dpiclk_start(dsi, bpp, dsi->lanes);
|
|
+
|
|
+ /* Wait for all lane(s) to be in Stopstate */
|
|
+ mask = (1 << 4);
|
|
+ if (dsi->lanes >= 2)
|
|
+ mask |= (1 << 7);
|
|
+ if (dsi->lanes >= 3)
|
|
+ mask |= (1 << 9);
|
|
+ if (dsi->lanes >= 4)
|
|
+ mask |= (1 << 11);
|
|
+ for (timeout = (1 << 10); timeout != 0; --timeout) {
|
|
+ usleep_range(10, 50);
|
|
+ if ((DSI_READ(DSI_PHY_STATUS) & mask) == mask)
|
|
+ break;
|
|
+ }
|
|
+ if (timeout == 0)
|
|
+ drm_err(dsi->drm, "RP1DSI: Time out waiting for lanes (%x %x)\n",
|
|
+ mask, DSI_READ(DSI_PHY_STATUS));
|
|
+}
|
|
+
|
|
+void rp1dsi_dsi_send(struct rp1_dsi *dsi, u32 hdr, int len, const u8 *buf)
|
|
+{
|
|
+ u32 val;
|
|
+
|
|
+ /* Wait for both FIFOs empty */
|
|
+ for (val = 256; val > 0; --val) {
|
|
+ if ((DSI_READ(DSI_CMD_PKT_STATUS) & 0xF) == 0x5)
|
|
+ break;
|
|
+ usleep_range(100, 150);
|
|
+ }
|
|
+
|
|
+ /* Write payload (in 32-bit words) and header */
|
|
+ for (; len > 0; len -= 4) {
|
|
+ val = *buf++;
|
|
+ if (len > 1)
|
|
+ val |= (*buf++) << 8;
|
|
+ if (len > 2)
|
|
+ val |= (*buf++) << 16;
|
|
+ if (len > 3)
|
|
+ val |= (*buf++) << 24;
|
|
+ DSI_WRITE(DSI_GEN_PLD_DATA, val);
|
|
+ }
|
|
+ DSI_WRITE(DSI_GEN_HDR, hdr);
|
|
+
|
|
+ /* Wait for both FIFOs empty */
|
|
+ for (val = 256; val > 0; --val) {
|
|
+ if ((DSI_READ(DSI_CMD_PKT_STATUS) & 0xF) == 0x5)
|
|
+ break;
|
|
+ usleep_range(100, 150);
|
|
+ }
|
|
+}
|
|
+
|
|
+int rp1dsi_dsi_recv(struct rp1_dsi *dsi, int len, u8 *buf)
|
|
+{
|
|
+ int i, j;
|
|
+ u32 val;
|
|
+
|
|
+ /* Wait until not busy and FIFO not empty */
|
|
+ for (i = 1024; i > 0; --i) {
|
|
+ val = DSI_READ(DSI_CMD_PKT_STATUS);
|
|
+ if ((val & ((1 << 6) | (1 << 4))) == 0)
|
|
+ break;
|
|
+ usleep_range(100, 150);
|
|
+ }
|
|
+ if (i == 0)
|
|
+ return -EIO;
|
|
+
|
|
+ for (i = 0; i < len; i += 4) {
|
|
+ /* Read fifo must not be empty before all bytes are read */
|
|
+ if (DSI_READ(DSI_CMD_PKT_STATUS) & (1 << 4))
|
|
+ break;
|
|
+
|
|
+ val = DSI_READ(DSI_GEN_PLD_DATA);
|
|
+ for (j = 0; j < 4 && j + i < len; j++)
|
|
+ *buf++ = val >> (8 * j);
|
|
+ }
|
|
+
|
|
+ return (i >= len) ? len : (i > 0) ? i : -EIO;
|
|
+}
|
|
+
|
|
+void rp1dsi_dsi_stop(struct rp1_dsi *dsi)
|
|
+{
|
|
+ DSI_WRITE(DSI_MODE_CFG, 1); /* Return to Command Mode */
|
|
+ DSI_WRITE(DSI_LPCLK_CTRL, 2); /* Stop the HS clock */
|
|
+ DSI_WRITE(DSI_PWR_UP, 0x0); /* Power down host controller */
|
|
+ DSI_WRITE(DSI_PHYRSTZ, 0); /* PHY into reset. */
|
|
+ rp1dsi_dpiclk_stop(dsi);
|
|
+}
|
|
+
|
|
+void rp1dsi_dsi_set_cmdmode(struct rp1_dsi *dsi, int mode)
|
|
+{
|
|
+ DSI_WRITE(DSI_MODE_CFG, mode);
|
|
+}
|