2019-09-19 14:43:19 +00:00
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From 467e9cb87261c27b6c70ec714ae3cb58b48d0f6b Mon Sep 17 00:00:00 2001
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2019-07-09 18:32:28 +00:00
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From: Eric Anholt <eric@anholt.net>
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Date: Fri, 9 Mar 2018 13:20:21 -0800
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2019-12-23 12:42:55 +00:00
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Subject: [PATCH] overlays: Add an overlay for the Adafruit Kippah with
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2019-07-09 18:32:28 +00:00
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their 7" panel
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Signed-off-by: Eric Anholt <eric@anholt.net>
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---
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arch/arm/boot/dts/overlays/Makefile | 1 +
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arch/arm/boot/dts/overlays/README | 7 +++
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.../overlays/vc4-kms-kippah-7inch-overlay.dts | 43 +++++++++++++++++++
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3 files changed, 51 insertions(+)
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create mode 100644 arch/arm/boot/dts/overlays/vc4-kms-kippah-7inch-overlay.dts
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--- a/arch/arm/boot/dts/overlays/Makefile
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+++ b/arch/arm/boot/dts/overlays/Makefile
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@@ -134,6 +134,7 @@ dtbo-$(CONFIG_ARCH_BCM2835) += \
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upstream.dtbo \
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upstream-aux-interrupt.dtbo \
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vc4-fkms-v3d.dtbo \
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+ vc4-kms-kippah-7inch.dtbo \
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vc4-kms-v3d.dtbo \
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vga666.dtbo \
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w1-gpio.dtbo \
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--- a/arch/arm/boot/dts/overlays/README
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+++ b/arch/arm/boot/dts/overlays/README
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@@ -1920,6 +1920,13 @@ Params: cma-256 CMA is 2
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cma-64 CMA is 64MB, 64MB-aligned
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+Name: vc4-kms-kippah-7inch
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+Info: Enable the Adafruit DPI Kippah with the 7" Ontat panel attached.
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+ Requires vc4-kms-v3d to be loaded.
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+Load: dtoverlay=vc4-kms-kippah-7inch
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+Params: <None>
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+
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+
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Name: vc4-kms-v3d
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Info: Enable Eric Anholt's DRM VC4 HDMI/HVS/V3D driver. Running startx or
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booting to GUI while this overlay is in use will cause interesting
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--- /dev/null
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+++ b/arch/arm/boot/dts/overlays/vc4-kms-kippah-7inch-overlay.dts
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@@ -0,0 +1,43 @@
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+/*
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+ * vc4-kms-v3d-overlay.dts
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+ */
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+
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+/dts-v1/;
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+/plugin/;
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+
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+#include <dt-bindings/pinctrl/bcm2835.h>
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+
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+/ {
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+ compatible = "brcm,bcm2835", "brcm,bcm2708", "brcm,bcm2709";
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+
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+ fragment@0 {
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+ target-path = "/";
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+ __overlay__ {
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+ panel: panel {
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+ compatible = "ontat,yx700wv03", "simple-panel";
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+
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+ port {
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+ panel_in: endpoint {
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+ remote-endpoint = <&dpi_out>;
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+ };
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+ };
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+ };
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+ };
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+ };
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+
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+ fragment@1 {
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+ target = <&dpi>;
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+ __overlay__ {
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+ status = "okay";
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+
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+ pinctrl-names = "default";
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+ pinctrl-0 = <&dpi_18bit_gpio0>;
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+
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+ port {
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+ dpi_out: endpoint@0 {
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+ remote-endpoint = <&panel_in>;
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+ };
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+ };
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+ };
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+ };
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+};
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