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https://github.com/openwrt/openwrt.git
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1784 lines
68 KiB
Diff
1784 lines
68 KiB
Diff
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From d7d2818b93837def4a33f92da2e64c3a2752c47e Mon Sep 17 00:00:00 2001
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From: Lorenzo Bianconi <lorenzo@kernel.org>
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Date: Sat, 15 Jun 2024 23:15:42 +0200
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Subject: [PATCH] phy: airoha: Add PCIe PHY driver for EN7581 SoC.
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Introduce support for Airoha PCIe PHY controller available in EN7581
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SoC.
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Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
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Tested-by: Zhengping Zhang <zhengping.zhang@airoha.com>
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Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
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Link: https://lore.kernel.org/r/20ac99aa8628d97778594f606681db7f868f24fe.1718485860.git.lorenzo@kernel.org
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Signed-off-by: Vinod Koul <vkoul@kernel.org>
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---
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MAINTAINERS | 8 +
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drivers/phy/Kconfig | 10 +
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drivers/phy/Makefile | 1 +
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drivers/phy/phy-airoha-pcie-regs.h | 477 +++++++++++
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drivers/phy/phy-airoha-pcie.c | 1248 ++++++++++++++++++++++++++++
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5 files changed, 1744 insertions(+)
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create mode 100644 drivers/phy/phy-airoha-pcie-regs.h
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create mode 100644 drivers/phy/phy-airoha-pcie.c
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--- a/drivers/phy/Kconfig
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+++ b/drivers/phy/Kconfig
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@@ -72,6 +72,16 @@ config PHY_CAN_TRANSCEIVER
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functional modes using gpios and sets the attribute max link
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rate, for CAN drivers.
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+config PHY_AIROHA_PCIE
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+ tristate "Airoha PCIe-PHY Driver"
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+ depends on ARCH_AIROHA || COMPILE_TEST
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+ depends on OF
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+ select GENERIC_PHY
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+ help
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+ Say Y here to add support for Airoha PCIe PHY driver.
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+ This driver create the basic PHY instance and provides initialize
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+ callback for PCIe GEN3 port.
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+
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source "drivers/phy/allwinner/Kconfig"
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source "drivers/phy/amlogic/Kconfig"
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source "drivers/phy/broadcom/Kconfig"
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--- a/drivers/phy/Makefile
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+++ b/drivers/phy/Makefile
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@@ -10,6 +10,7 @@ obj-$(CONFIG_PHY_LPC18XX_USB_OTG) += phy
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obj-$(CONFIG_PHY_XGENE) += phy-xgene.o
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obj-$(CONFIG_PHY_PISTACHIO_USB) += phy-pistachio-usb.o
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obj-$(CONFIG_USB_LGM_PHY) += phy-lgm-usb.o
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+obj-$(CONFIG_PHY_AIROHA_PCIE) += phy-airoha-pcie.o
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obj-y += allwinner/ \
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amlogic/ \
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broadcom/ \
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--- /dev/null
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+++ b/drivers/phy/phy-airoha-pcie-regs.h
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@@ -0,0 +1,477 @@
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+// SPDX-License-Identifier: GPL-2.0-only
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+/*
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+ * Copyright (c) 2024 AIROHA Inc
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+ * Author: Lorenzo Bianconi <lorenzo@kernel.org>
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+ */
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+
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+#ifndef _PHY_AIROHA_PCIE_H
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+#define _PHY_AIROHA_PCIE_H
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+
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+/* CSR_2L */
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+#define REG_CSR_2L_CMN 0x0000
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+#define CSR_2L_PXP_CMN_LANE_EN BIT(0)
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+#define CSR_2L_PXP_CMN_TRIM_MASK GENMASK(28, 24)
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+
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+#define REG_CSR_2L_JCPLL_IB_EXT 0x0004
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+#define REG_CSR_2L_JCPLL_LPF_SHCK_EN BIT(8)
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+#define CSR_2L_PXP_JCPLL_CHP_IBIAS GENMASK(21, 16)
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+#define CSR_2L_PXP_JCPLL_CHP_IOFST GENMASK(29, 24)
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+
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+#define REG_CSR_2L_JCPLL_LPF_BR 0x0008
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+#define CSR_2L_PXP_JCPLL_LPF_BR GENMASK(4, 0)
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+#define CSR_2L_PXP_JCPLL_LPF_BC GENMASK(12, 8)
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+#define CSR_2L_PXP_JCPLL_LPF_BP GENMASK(20, 16)
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+#define CSR_2L_PXP_JCPLL_LPF_BWR GENMASK(28, 24)
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+
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+#define REG_CSR_2L_JCPLL_LPF_BWC 0x000c
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+#define CSR_2L_PXP_JCPLL_LPF_BWC GENMASK(4, 0)
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+#define CSR_2L_PXP_JCPLL_KBAND_CODE GENMASK(23, 16)
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+#define CSR_2L_PXP_JCPLL_KBAND_DIV GENMASK(26, 24)
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+
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+#define REG_CSR_2L_JCPLL_KBAND_KFC 0x0010
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+#define CSR_2L_PXP_JCPLL_KBAND_KFC GENMASK(1, 0)
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+#define CSR_2L_PXP_JCPLL_KBAND_KF GENMASK(9, 8)
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+#define CSR_2L_PXP_JCPLL_KBAND_KS GENMASK(17, 16)
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+#define CSR_2L_PXP_JCPLL_POSTDIV_EN BIT(24)
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+
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+#define REG_CSR_2L_JCPLL_MMD_PREDIV_MODE 0x0014
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+#define CSR_2L_PXP_JCPLL_MMD_PREDIV_MODE GENMASK(1, 0)
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+#define CSR_2L_PXP_JCPLL_POSTDIV_D2 BIT(16)
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+#define CSR_2L_PXP_JCPLL_POSTDIV_D5 BIT(24)
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+
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+#define CSR_2L_PXP_JCPLL_MONCK 0x0018
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+#define CSR_2L_PXP_JCPLL_REFIN_DIV GENMASK(25, 24)
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+
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+#define REG_CSR_2L_JCPLL_RST_DLY 0x001c
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+#define CSR_2L_PXP_JCPLL_RST_DLY GENMASK(2, 0)
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+#define CSR_2L_PXP_JCPLL_RST BIT(8)
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+#define CSR_2L_PXP_JCPLL_SDM_DI_EN BIT(16)
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+#define CSR_2L_PXP_JCPLL_SDM_DI_LS GENMASK(25, 24)
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+
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+#define REG_CSR_2L_JCPLL_SDM_IFM 0x0020
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+#define CSR_2L_PXP_JCPLL_SDM_IFM BIT(0)
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+
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+#define REG_CSR_2L_JCPLL_SDM_HREN 0x0024
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+#define CSR_2L_PXP_JCPLL_SDM_HREN BIT(0)
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+#define CSR_2L_PXP_JCPLL_TCL_AMP_EN BIT(8)
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+#define CSR_2L_PXP_JCPLL_TCL_AMP_GAIN GENMASK(18, 16)
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+#define CSR_2L_PXP_JCPLL_TCL_AMP_VREF GENMASK(28, 24)
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+
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+#define REG_CSR_2L_JCPLL_TCL_CMP 0x0028
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+#define CSR_2L_PXP_JCPLL_TCL_LPF_EN BIT(16)
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+#define CSR_2L_PXP_JCPLL_TCL_LPF_BW GENMASK(26, 24)
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+
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+#define REG_CSR_2L_JCPLL_VCODIV 0x002c
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+#define CSR_2L_PXP_JCPLL_VCO_CFIX GENMASK(9, 8)
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+#define CSR_2L_PXP_JCPLL_VCO_HALFLSB_EN BIT(16)
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+#define CSR_2L_PXP_JCPLL_VCO_SCAPWR GENMASK(26, 24)
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+
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+#define REG_CSR_2L_JCPLL_VCO_TCLVAR 0x0030
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+#define CSR_2L_PXP_JCPLL_VCO_TCLVAR GENMASK(2, 0)
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+
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+#define REG_CSR_2L_JCPLL_SSC 0x0038
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+#define CSR_2L_PXP_JCPLL_SSC_EN BIT(0)
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+#define CSR_2L_PXP_JCPLL_SSC_PHASE_INI BIT(8)
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+#define CSR_2L_PXP_JCPLL_SSC_TRI_EN BIT(16)
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+
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+#define REG_CSR_2L_JCPLL_SSC_DELTA1 0x003c
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+#define CSR_2L_PXP_JCPLL_SSC_DELTA1 GENMASK(15, 0)
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+#define CSR_2L_PXP_JCPLL_SSC_DELTA GENMASK(31, 16)
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+
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+#define REG_CSR_2L_JCPLL_SSC_PERIOD 0x0040
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+#define CSR_2L_PXP_JCPLL_SSC_PERIOD GENMASK(15, 0)
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+
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+#define REG_CSR_2L_JCPLL_TCL_VTP_EN 0x004c
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+#define CSR_2L_PXP_JCPLL_SPARE_LOW GENMASK(31, 24)
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+
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+#define REG_CSR_2L_JCPLL_TCL_KBAND_VREF 0x0050
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+#define CSR_2L_PXP_JCPLL_TCL_KBAND_VREF GENMASK(4, 0)
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+#define CSR_2L_PXP_JCPLL_VCO_KBAND_MEAS_EN BIT(24)
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+
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+#define REG_CSR_2L_750M_SYS_CK 0x0054
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+#define CSR_2L_PXP_TXPLL_LPF_SHCK_EN BIT(16)
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+#define CSR_2L_PXP_TXPLL_CHP_IBIAS GENMASK(29, 24)
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+
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+#define REG_CSR_2L_TXPLL_CHP_IOFST 0x0058
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+#define CSR_2L_PXP_TXPLL_CHP_IOFST GENMASK(5, 0)
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+#define CSR_2L_PXP_TXPLL_LPF_BR GENMASK(12, 8)
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+#define CSR_2L_PXP_TXPLL_LPF_BC GENMASK(20, 16)
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+#define CSR_2L_PXP_TXPLL_LPF_BP GENMASK(28, 24)
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+
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+#define REG_CSR_2L_TXPLL_LPF_BWR 0x005c
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+#define CSR_2L_PXP_TXPLL_LPF_BWR GENMASK(4, 0)
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+#define CSR_2L_PXP_TXPLL_LPF_BWC GENMASK(12, 8)
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+#define CSR_2L_PXP_TXPLL_KBAND_CODE GENMASK(31, 24)
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+
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+#define REG_CSR_2L_TXPLL_KBAND_DIV 0x0060
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+#define CSR_2L_PXP_TXPLL_KBAND_DIV GENMASK(2, 0)
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+#define CSR_2L_PXP_TXPLL_KBAND_KFC GENMASK(9, 8)
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+#define CSR_2L_PXP_TXPLL_KBAND_KF GENMASK(17, 16)
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+#define CSR_2L_PXP_txpll_KBAND_KS GENMASK(25, 24)
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+
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+#define REG_CSR_2L_TXPLL_POSTDIV 0x0064
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+#define CSR_2L_PXP_TXPLL_POSTDIV_EN BIT(0)
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+#define CSR_2L_PXP_TXPLL_MMD_PREDIV_MODE GENMASK(9, 8)
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+#define CSR_2L_PXP_TXPLL_PHY_CK1_EN BIT(24)
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+
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+#define REG_CSR_2L_TXPLL_PHY_CK2 0x0068
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+#define CSR_2L_PXP_TXPLL_REFIN_INTERNAL BIT(24)
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+
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+#define REG_CSR_2L_TXPLL_REFIN_DIV 0x006c
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+#define CSR_2L_PXP_TXPLL_REFIN_DIV GENMASK(1, 0)
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+#define CSR_2L_PXP_TXPLL_RST_DLY GENMASK(10, 8)
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+#define CSR_2L_PXP_TXPLL_PLL_RSTB BIT(16)
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+
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+#define REG_CSR_2L_TXPLL_SDM_DI_LS 0x0070
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+#define CSR_2L_PXP_TXPLL_SDM_DI_LS GENMASK(1, 0)
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+#define CSR_2L_PXP_TXPLL_SDM_IFM BIT(8)
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+#define CSR_2L_PXP_TXPLL_SDM_ORD GENMASK(25, 24)
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+
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+#define REG_CSR_2L_TXPLL_SDM_OUT 0x0074
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+#define CSR_2L_PXP_TXPLL_TCL_AMP_EN BIT(16)
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+#define CSR_2L_PXP_TXPLL_TCL_AMP_GAIN GENMASK(26, 24)
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+
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+#define REG_CSR_2L_TXPLL_TCL_AMP_VREF 0x0078
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+#define CSR_2L_PXP_TXPLL_TCL_AMP_VREF GENMASK(4, 0)
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+#define CSR_2L_PXP_TXPLL_TCL_LPF_EN BIT(24)
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+
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+#define REG_CSR_2L_TXPLL_TCL_LPF_BW 0x007c
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+#define CSR_2L_PXP_TXPLL_TCL_LPF_BW GENMASK(2, 0)
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+#define CSR_2L_PXP_TXPLL_VCO_CFIX GENMASK(17, 16)
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+#define CSR_2L_PXP_TXPLL_VCO_HALFLSB_EN BIT(24)
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+
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+#define REG_CSR_2L_TXPLL_VCO_SCAPWR 0x0080
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+#define CSR_2L_PXP_TXPLL_VCO_SCAPWR GENMASK(2, 0)
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+
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+#define REG_CSR_2L_TXPLL_SSC 0x0084
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+#define CSR_2L_PXP_TXPLL_SSC_EN BIT(0)
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+#define CSR_2L_PXP_TXPLL_SSC_PHASE_INI BIT(8)
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+
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+#define REG_CSR_2L_TXPLL_SSC_DELTA1 0x0088
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+#define CSR_2L_PXP_TXPLL_SSC_DELTA1 GENMASK(15, 0)
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+#define CSR_2L_PXP_TXPLL_SSC_DELTA GENMASK(31, 16)
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+
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+#define REG_CSR_2L_TXPLL_SSC_PERIOD 0x008c
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+#define CSR_2L_PXP_txpll_SSC_PERIOD GENMASK(15, 0)
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+
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+#define REG_CSR_2L_TXPLL_VTP 0x0090
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+#define CSR_2L_PXP_TXPLL_VTP_EN BIT(0)
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+
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+#define REG_CSR_2L_TXPLL_TCL_VTP 0x0098
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+#define CSR_2L_PXP_TXPLL_SPARE_L GENMASK(31, 24)
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+
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+#define REG_CSR_2L_TXPLL_TCL_KBAND_VREF 0x009c
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+#define CSR_2L_PXP_TXPLL_TCL_KBAND_VREF GENMASK(4, 0)
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+#define CSR_2L_PXP_TXPLL_VCO_KBAND_MEAS_EN BIT(24)
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+
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+#define REG_CSR_2L_TXPLL_POSTDIV_D256 0x00a0
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+#define CSR_2L_PXP_CLKTX0_AMP GENMASK(10, 8)
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+#define CSR_2L_PXP_CLKTX0_OFFSET GENMASK(17, 16)
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+#define CSR_2L_PXP_CLKTX0_SR GENMASK(25, 24)
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+
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+#define REG_CSR_2L_CLKTX0_FORCE_OUT1 0x00a4
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+#define CSR_2L_PXP_CLKTX0_HZ BIT(8)
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+#define CSR_2L_PXP_CLKTX0_IMP_SEL GENMASK(20, 16)
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+#define CSR_2L_PXP_CLKTX1_AMP GENMASK(26, 24)
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+
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+#define REG_CSR_2L_CLKTX1_OFFSET 0x00a8
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+#define CSR_2L_PXP_CLKTX1_OFFSET GENMASK(1, 0)
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+#define CSR_2L_PXP_CLKTX1_SR GENMASK(9, 8)
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+#define CSR_2L_PXP_CLKTX1_HZ BIT(24)
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||
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+
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||
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+#define REG_CSR_2L_CLKTX1_IMP_SEL 0x00ac
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||
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+#define CSR_2L_PXP_CLKTX1_IMP_SEL GENMASK(4, 0)
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||
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+
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||
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+#define REG_CSR_2L_PLL_CMN_RESERVE0 0x00b0
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+#define CSR_2L_PXP_PLL_RESERVE_MASK GENMASK(15, 0)
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||
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+
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||
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+#define REG_CSR_2L_TX0_CKLDO 0x00cc
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||
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+#define CSR_2L_PXP_TX0_CKLDO_EN BIT(0)
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||
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+#define CSR_2L_PXP_TX0_DMEDGEGEN_EN BIT(24)
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||
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+
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||
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+#define REG_CSR_2L_TX1_CKLDO 0x00e8
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||
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+#define CSR_2L_PXP_TX1_CKLDO_EN BIT(0)
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||
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+#define CSR_2L_PXP_TX1_DMEDGEGEN_EN BIT(24)
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||
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+
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||
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+#define REG_CSR_2L_TX1_MULTLANE 0x00ec
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||
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+#define CSR_2L_PXP_TX1_MULTLANE_EN BIT(0)
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||
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+
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||
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+#define REG_CSR_2L_RX0_REV0 0x00fc
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||
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+#define CSR_2L_PXP_VOS_PNINV GENMASK(3, 2)
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||
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+#define CSR_2L_PXP_FE_GAIN_NORMAL_MODE GENMASK(6, 4)
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||
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+#define CSR_2L_PXP_FE_GAIN_TRAIN_MODE GENMASK(10, 8)
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||
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+
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||
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+#define REG_CSR_2L_RX0_PHYCK_DIV 0x0100
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||
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+#define CSR_2L_PXP_RX0_PHYCK_SEL GENMASK(9, 8)
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||
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+#define CSR_2L_PXP_RX0_PHYCK_RSTB BIT(16)
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||
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+#define CSR_2L_PXP_RX0_TDC_CK_SEL BIT(24)
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||
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+
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||
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+#define REG_CSR_2L_CDR0_PD_PICAL_CKD8_INV 0x0104
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||
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+#define CSR_2L_PXP_CDR0_PD_EDGE_DISABLE BIT(8)
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||
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+
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||
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+#define REG_CSR_2L_CDR0_LPF_RATIO 0x0110
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||
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+#define CSR_2L_PXP_CDR0_LPF_TOP_LIM GENMASK(26, 8)
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||
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+
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||
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+#define REG_CSR_2L_CDR0_PR_INJ_MODE 0x011c
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||
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+#define CSR_2L_PXP_CDR0_INJ_FORCE_OFF BIT(24)
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||
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+
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||
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+#define REG_CSR_2L_CDR0_PR_BETA_DAC 0x0120
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||
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+#define CSR_2L_PXP_CDR0_PR_BETA_SEL GENMASK(19, 16)
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+#define CSR_2L_PXP_CDR0_PR_KBAND_DIV GENMASK(26, 24)
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||
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+
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||
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+#define REG_CSR_2L_CDR0_PR_VREG_IBAND 0x0124
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||
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+#define CSR_2L_PXP_CDR0_PR_VREG_IBAND GENMASK(2, 0)
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||
|
+#define CSR_2L_PXP_CDR0_PR_VREG_CKBUF GENMASK(10, 8)
|
||
|
+
|
||
|
+#define REG_CSR_2L_CDR0_PR_CKREF_DIV 0x0128
|
||
|
+#define CSR_2L_PXP_CDR0_PR_CKREF_DIV GENMASK(1, 0)
|
||
|
+
|
||
|
+#define REG_CSR_2L_CDR0_PR_MONCK 0x012c
|
||
|
+#define CSR_2L_PXP_CDR0_PR_MONCK_ENABLE BIT(0)
|
||
|
+#define CSR_2L_PXP_CDR0_PR_RESERVE0 GENMASK(19, 16)
|
||
|
+
|
||
|
+#define REG_CSR_2L_CDR0_PR_COR_HBW 0x0130
|
||
|
+#define CSR_2L_PXP_CDR0_PR_LDO_FORCE_ON BIT(8)
|
||
|
+#define CSR_2L_PXP_CDR0_PR_CKREF_DIV1 GENMASK(17, 16)
|
||
|
+
|
||
|
+#define REG_CSR_2L_CDR0_PR_MONPI 0x0134
|
||
|
+#define CSR_2L_PXP_CDR0_PR_XFICK_EN BIT(8)
|
||
|
+
|
||
|
+#define REG_CSR_2L_RX0_SIGDET_DCTEST 0x0140
|
||
|
+#define CSR_2L_PXP_RX0_SIGDET_LPF_CTRL GENMASK(9, 8)
|
||
|
+#define CSR_2L_PXP_RX0_SIGDET_PEAK GENMASK(25, 24)
|
||
|
+
|
||
|
+#define REG_CSR_2L_RX0_SIGDET_VTH_SEL 0x0144
|
||
|
+#define CSR_2L_PXP_RX0_SIGDET_VTH_SEL GENMASK(4, 0)
|
||
|
+#define CSR_2L_PXP_RX0_FE_VB_EQ1_EN BIT(24)
|
||
|
+
|
||
|
+#define REG_CSR_2L_PXP_RX0_FE_VB_EQ2 0x0148
|
||
|
+#define CSR_2L_PXP_RX0_FE_VB_EQ2_EN BIT(0)
|
||
|
+#define CSR_2L_PXP_RX0_FE_VB_EQ3_EN BIT(8)
|
||
|
+#define CSR_2L_PXP_RX0_FE_VCM_GEN_PWDB BIT(16)
|
||
|
+
|
||
|
+#define REG_CSR_2L_PXP_RX0_OSCAL_CTLE1IOS 0x0158
|
||
|
+#define CSR_2L_PXP_RX0_PR_OSCAL_VGA1IOS GENMASK(29, 24)
|
||
|
+
|
||
|
+#define REG_CSR_2L_PXP_RX0_OSCA_VGA1VOS 0x015c
|
||
|
+#define CSR_2L_PXP_RX0_PR_OSCAL_VGA1VOS GENMASK(5, 0)
|
||
|
+#define CSR_2L_PXP_RX0_PR_OSCAL_VGA2IOS GENMASK(13, 8)
|
||
|
+
|
||
|
+#define REG_CSR_2L_RX1_REV0 0x01b4
|
||
|
+
|
||
|
+#define REG_CSR_2L_RX1_PHYCK_DIV 0x01b8
|
||
|
+#define CSR_2L_PXP_RX1_PHYCK_SEL GENMASK(9, 8)
|
||
|
+#define CSR_2L_PXP_RX1_PHYCK_RSTB BIT(16)
|
||
|
+#define CSR_2L_PXP_RX1_TDC_CK_SEL BIT(24)
|
||
|
+
|
||
|
+#define REG_CSR_2L_CDR1_PD_PICAL_CKD8_INV 0x01bc
|
||
|
+#define CSR_2L_PXP_CDR1_PD_EDGE_DISABLE BIT(8)
|
||
|
+
|
||
|
+#define REG_CSR_2L_CDR1_PR_BETA_DAC 0x01d8
|
||
|
+#define CSR_2L_PXP_CDR1_PR_BETA_SEL GENMASK(19, 16)
|
||
|
+#define CSR_2L_PXP_CDR1_PR_KBAND_DIV GENMASK(26, 24)
|
||
|
+
|
||
|
+#define REG_CSR_2L_CDR1_PR_MONCK 0x01e4
|
||
|
+#define CSR_2L_PXP_CDR1_PR_MONCK_ENABLE BIT(0)
|
||
|
+#define CSR_2L_PXP_CDR1_PR_RESERVE0 GENMASK(19, 16)
|
||
|
+
|
||
|
+#define REG_CSR_2L_CDR1_LPF_RATIO 0x01c8
|
||
|
+#define CSR_2L_PXP_CDR1_LPF_TOP_LIM GENMASK(26, 8)
|
||
|
+
|
||
|
+#define REG_CSR_2L_CDR1_PR_INJ_MODE 0x01d4
|
||
|
+#define CSR_2L_PXP_CDR1_INJ_FORCE_OFF BIT(24)
|
||
|
+
|
||
|
+#define REG_CSR_2L_CDR1_PR_VREG_IBAND_VAL 0x01dc
|
||
|
+#define CSR_2L_PXP_CDR1_PR_VREG_IBAND GENMASK(2, 0)
|
||
|
+#define CSR_2L_PXP_CDR1_PR_VREG_CKBUF GENMASK(10, 8)
|
||
|
+
|
||
|
+#define REG_CSR_2L_CDR1_PR_CKREF_DIV 0x01e0
|
||
|
+#define CSR_2L_PXP_CDR1_PR_CKREF_DIV GENMASK(1, 0)
|
||
|
+
|
||
|
+#define REG_CSR_2L_CDR1_PR_COR_HBW 0x01e8
|
||
|
+#define CSR_2L_PXP_CDR1_PR_LDO_FORCE_ON BIT(8)
|
||
|
+#define CSR_2L_PXP_CDR1_PR_CKREF_DIV1 GENMASK(17, 16)
|
||
|
+
|
||
|
+#define REG_CSR_2L_CDR1_PR_MONPI 0x01ec
|
||
|
+#define CSR_2L_PXP_CDR1_PR_XFICK_EN BIT(8)
|
||
|
+
|
||
|
+#define REG_CSR_2L_RX1_DAC_RANGE_EYE 0x01f4
|
||
|
+#define CSR_2L_PXP_RX1_SIGDET_LPF_CTRL GENMASK(25, 24)
|
||
|
+
|
||
|
+#define REG_CSR_2L_RX1_SIGDET_NOVTH 0x01f8
|
||
|
+#define CSR_2L_PXP_RX1_SIGDET_PEAK GENMASK(9, 8)
|
||
|
+#define CSR_2L_PXP_RX1_SIGDET_VTH_SEL GENMASK(20, 16)
|
||
|
+
|
||
|
+#define REG_CSR_2L_RX1_FE_VB_EQ1 0x0200
|
||
|
+#define CSR_2L_PXP_RX1_FE_VB_EQ1_EN BIT(0)
|
||
|
+#define CSR_2L_PXP_RX1_FE_VB_EQ2_EN BIT(8)
|
||
|
+#define CSR_2L_PXP_RX1_FE_VB_EQ3_EN BIT(16)
|
||
|
+#define CSR_2L_PXP_RX1_FE_VCM_GEN_PWDB BIT(24)
|
||
|
+
|
||
|
+#define REG_CSR_2L_RX1_OSCAL_VGA1IOS 0x0214
|
||
|
+#define CSR_2L_PXP_RX1_PR_OSCAL_VGA1IOS GENMASK(5, 0)
|
||
|
+#define CSR_2L_PXP_RX1_PR_OSCAL_VGA1VOS GENMASK(13, 8)
|
||
|
+#define CSR_2L_PXP_RX1_PR_OSCAL_VGA2IOS GENMASK(21, 16)
|
||
|
+
|
||
|
+/* PMA */
|
||
|
+#define REG_PCIE_PMA_SS_LCPLL_PWCTL_SETTING_1 0x0004
|
||
|
+#define PCIE_LCPLL_MAN_PWDB BIT(0)
|
||
|
+
|
||
|
+#define REG_PCIE_PMA_SEQUENCE_DISB_CTRL1 0x010c
|
||
|
+#define PCIE_DISB_RX_SDCAL_EN BIT(0)
|
||
|
+
|
||
|
+#define REG_PCIE_PMA_CTRL_SEQUENCE_FORCE_CTRL1 0x0114
|
||
|
+#define PCIE_FORCE_RX_SDCAL_EN BIT(0)
|
||
|
+
|
||
|
+#define REG_PCIE_PMA_SS_RX_FREQ_DET1 0x014c
|
||
|
+#define PCIE_PLL_FT_LOCK_CYCLECNT GENMASK(15, 0)
|
||
|
+#define PCIE_PLL_FT_UNLOCK_CYCLECNT GENMASK(31, 16)
|
||
|
+
|
||
|
+#define REG_PCIE_PMA_SS_RX_FREQ_DET2 0x0150
|
||
|
+#define PCIE_LOCK_TARGET_BEG GENMASK(15, 0)
|
||
|
+#define PCIE_LOCK_TARGET_END GENMASK(31, 16)
|
||
|
+
|
||
|
+#define REG_PCIE_PMA_SS_RX_FREQ_DET3 0x0154
|
||
|
+#define PCIE_UNLOCK_TARGET_BEG GENMASK(15, 0)
|
||
|
+#define PCIE_UNLOCK_TARGET_END GENMASK(31, 16)
|
||
|
+
|
||
|
+#define REG_PCIE_PMA_SS_RX_FREQ_DET4 0x0158
|
||
|
+#define PCIE_FREQLOCK_DET_EN GENMASK(2, 0)
|
||
|
+#define PCIE_LOCK_LOCKTH GENMASK(11, 8)
|
||
|
+#define PCIE_UNLOCK_LOCKTH GENMASK(15, 12)
|
||
|
+
|
||
|
+#define REG_PCIE_PMA_SS_RX_CAL1 0x0160
|
||
|
+#define REG_PCIE_PMA_SS_RX_CAL2 0x0164
|
||
|
+#define PCIE_CAL_OUT_OS GENMASK(11, 8)
|
||
|
+
|
||
|
+#define REG_PCIE_PMA_SS_RX_SIGDET0 0x0168
|
||
|
+#define PCIE_SIGDET_WIN_NONVLD_TIMES GENMASK(28, 24)
|
||
|
+
|
||
|
+#define REG_PCIE_PMA_TX_RESET 0x0260
|
||
|
+#define PCIE_TX_TOP_RST BIT(0)
|
||
|
+#define PCIE_TX_CAL_RST BIT(8)
|
||
|
+
|
||
|
+#define REG_PCIE_PMA_RX_FORCE_MODE0 0x0294
|
||
|
+#define PCIE_FORCE_DA_XPON_RX_FE_GAIN_CTRL GENMASK(1, 0)
|
||
|
+
|
||
|
+#define REG_PCIE_PMA_SS_DA_XPON_PWDB0 0x034c
|
||
|
+#define PCIE_DA_XPON_CDR_PR_PWDB BIT(8)
|
||
|
+
|
||
|
+#define REG_PCIE_PMA_SW_RESET 0x0460
|
||
|
+#define PCIE_SW_RX_FIFO_RST BIT(0)
|
||
|
+#define PCIE_SW_RX_RST BIT(1)
|
||
|
+#define PCIE_SW_TX_RST BIT(2)
|
||
|
+#define PCIE_SW_PMA_RST BIT(3)
|
||
|
+#define PCIE_SW_ALLPCS_RST BIT(4)
|
||
|
+#define PCIE_SW_REF_RST BIT(5)
|
||
|
+#define PCIE_SW_TX_FIFO_RST BIT(6)
|
||
|
+#define PCIE_SW_XFI_TXPCS_RST BIT(7)
|
||
|
+#define PCIE_SW_XFI_RXPCS_RST BIT(8)
|
||
|
+#define PCIE_SW_XFI_RXPCS_BIST_RST BIT(9)
|
||
|
+#define PCIE_SW_HSG_TXPCS_RST BIT(10)
|
||
|
+#define PCIE_SW_HSG_RXPCS_RST BIT(11)
|
||
|
+#define PCIE_PMA_SW_RST (PCIE_SW_RX_FIFO_RST | \
|
||
|
+ PCIE_SW_RX_RST | \
|
||
|
+ PCIE_SW_TX_RST | \
|
||
|
+ PCIE_SW_PMA_RST | \
|
||
|
+ PCIE_SW_ALLPCS_RST | \
|
||
|
+ PCIE_SW_REF_RST | \
|
||
|
+ PCIE_SW_TX_FIFO_RST | \
|
||
|
+ PCIE_SW_XFI_TXPCS_RST | \
|
||
|
+ PCIE_SW_XFI_RXPCS_RST | \
|
||
|
+ PCIE_SW_XFI_RXPCS_BIST_RST | \
|
||
|
+ PCIE_SW_HSG_TXPCS_RST | \
|
||
|
+ PCIE_SW_HSG_RXPCS_RST)
|
||
|
+
|
||
|
+#define REG_PCIE_PMA_RO_RX_FREQDET 0x0530
|
||
|
+#define PCIE_RO_FBCK_LOCK BIT(0)
|
||
|
+#define PCIE_RO_FL_OUT GENMASK(31, 16)
|
||
|
+
|
||
|
+#define REG_PCIE_PMA_FORCE_DA_PXP_CDR_PR_IDAC 0x0794
|
||
|
+#define PCIE_FORCE_DA_PXP_CDR_PR_IDAC GENMASK(10, 0)
|
||
|
+#define PCIE_FORCE_SEL_DA_PXP_CDR_PR_IDAC BIT(16)
|
||
|
+#define PCIE_FORCE_SEL_DA_PXP_TXPLL_SDM_PCW BIT(24)
|
||
|
+
|
||
|
+#define REG_PCIE_PMA_FORCE_DA_PXP_TXPLL_SDM_PCW 0x0798
|
||
|
+#define PCIE_FORCE_DA_PXP_TXPLL_SDM_PCW GENMASK(30, 0)
|
||
|
+
|
||
|
+#define REG_PCIE_PMA_FORCE_DA_PXP_RX_FE_VOS 0x079c
|
||
|
+#define PCIE_FORCE_SEL_DA_PXP_JCPLL_SDM_PCW BIT(16)
|
||
|
+
|
||
|
+#define REG_PCIE_PMA_FORCE_DA_PXP_JCPLL_SDM_PCW 0x0800
|
||
|
+#define PCIE_FORCE_DA_PXP_JCPLL_SDM_PCW GENMASK(30, 0)
|
||
|
+
|
||
|
+#define REG_PCIE_PMA_FORCE_DA_PXP_CDR_PD_PWDB 0x081c
|
||
|
+#define PCIE_FORCE_DA_PXP_CDR_PD_PWDB BIT(0)
|
||
|
+#define PCIE_FORCE_SEL_DA_PXP_CDR_PD_PWDB BIT(8)
|
||
|
+
|
||
|
+#define REG_PCIE_PMA_FORCE_DA_PXP_CDR_PR_LPF_C 0x0820
|
||
|
+#define PCIE_FORCE_DA_PXP_CDR_PR_LPF_C_EN BIT(0)
|
||
|
+#define PCIE_FORCE_SEL_DA_PXP_CDR_PR_LPF_C_EN BIT(8)
|
||
|
+#define PCIE_FORCE_DA_PXP_CDR_PR_LPF_R_EN BIT(16)
|
||
|
+#define PCIE_FORCE_SEL_DA_PXP_CDR_PR_LPF_R_EN BIT(24)
|
||
|
+
|
||
|
+#define REG_PCIE_PMA_FORCE_DA_PXP_CDR_PR_PIEYE_PWDB 0x0824
|
||
|
+#define PCIE_FORCE_DA_PXP_CDR_PR_PWDB BIT(16)
|
||
|
+#define PCIE_FORCE_SEL_DA_PXP_CDR_PR_PWDB BIT(24)
|
||
|
+
|
||
|
+#define REG_PCIE_PMA_FORCE_PXP_JCPLL_CKOUT 0x0828
|
||
|
+#define PCIE_FORCE_DA_PXP_JCPLL_CKOUT_EN BIT(0)
|
||
|
+#define PCIE_FORCE_SEL_DA_PXP_JCPLL_CKOUT_EN BIT(8)
|
||
|
+#define PCIE_FORCE_DA_PXP_JCPLL_EN BIT(16)
|
||
|
+#define PCIE_FORCE_SEL_DA_PXP_JCPLL_EN BIT(24)
|
||
|
+
|
||
|
+#define REG_PCIE_PMA_FORCE_DA_PXP_RX_SCAN_RST 0x0084c
|
||
|
+#define PCIE_FORCE_DA_PXP_RX_SIGDET_PWDB BIT(16)
|
||
|
+#define PCIE_FORCE_SEL_DA_PXP_RX_SIGDET_PWDB BIT(24)
|
||
|
+
|
||
|
+#define REG_PCIE_PMA_FORCE_DA_PXP_TXPLL_CKOUT 0x0854
|
||
|
+#define PCIE_FORCE_DA_PXP_TXPLL_CKOUT_EN BIT(0)
|
||
|
+#define PCIE_FORCE_SEL_DA_PXP_TXPLL_CKOUT_EN BIT(8)
|
||
|
+#define PCIE_FORCE_DA_PXP_TXPLL_EN BIT(16)
|
||
|
+#define PCIE_FORCE_SEL_DA_PXP_TXPLL_EN BIT(24)
|
||
|
+
|
||
|
+#define REG_PCIE_PMA_SCAN_MODE 0x0884
|
||
|
+#define PCIE_FORCE_DA_PXP_JCPLL_KBAND_LOAD_EN BIT(0)
|
||
|
+#define PCIE_FORCE_SEL_DA_PXP_JCPLL_KBAND_LOAD_EN BIT(8)
|
||
|
+
|
||
|
+#define REG_PCIE_PMA_DIG_RESERVE_13 0x08bc
|
||
|
+#define PCIE_FLL_IDAC_PCIEG1 GENMASK(10, 0)
|
||
|
+#define PCIE_FLL_IDAC_PCIEG2 GENMASK(26, 16)
|
||
|
+
|
||
|
+#define REG_PCIE_PMA_DIG_RESERVE_14 0x08c0
|
||
|
+#define PCIE_FLL_IDAC_PCIEG3 GENMASK(10, 0)
|
||
|
+#define PCIE_FLL_LOAD_EN BIT(16)
|
||
|
+
|
||
|
+#define REG_PCIE_PMA_FORCE_DA_PXP_RX_FE_GAIN_CTRL 0x088c
|
||
|
+#define PCIE_FORCE_DA_PXP_RX_FE_GAIN_CTRL GENMASK(1, 0)
|
||
|
+#define PCIE_FORCE_SEL_DA_PXP_RX_FE_GAIN_CTRL BIT(8)
|
||
|
+
|
||
|
+#define REG_PCIE_PMA_FORCE_DA_PXP_RX_FE_PWDB 0x0894
|
||
|
+#define PCIE_FORCE_DA_PXP_RX_FE_PWDB BIT(0)
|
||
|
+#define PCIE_FORCE_SEL_DA_PXP_RX_FE_PWDB BIT(8)
|
||
|
+
|
||
|
+#define REG_PCIE_PMA_DIG_RESERVE_12 0x08b8
|
||
|
+#define PCIE_FORCE_PMA_RX_SPEED GENMASK(7, 4)
|
||
|
+#define PCIE_FORCE_SEL_PMA_RX_SPEED BIT(7)
|
||
|
+
|
||
|
+#define REG_PCIE_PMA_DIG_RESERVE_17 0x08e0
|
||
|
+
|
||
|
+#define REG_PCIE_PMA_DIG_RESERVE_18 0x08e4
|
||
|
+#define PCIE_PXP_RX_VTH_SEL_PCIE_G1 GENMASK(4, 0)
|
||
|
+#define PCIE_PXP_RX_VTH_SEL_PCIE_G2 GENMASK(12, 8)
|
||
|
+#define PCIE_PXP_RX_VTH_SEL_PCIE_G3 GENMASK(20, 16)
|
||
|
+
|
||
|
+#define REG_PCIE_PMA_DIG_RESERVE_19 0x08e8
|
||
|
+#define PCIE_PCP_RX_REV0_PCIE_GEN1 GENMASK(31, 16)
|
||
|
+
|
||
|
+#define REG_PCIE_PMA_DIG_RESERVE_20 0x08ec
|
||
|
+#define PCIE_PCP_RX_REV0_PCIE_GEN2 GENMASK(15, 0)
|
||
|
+#define PCIE_PCP_RX_REV0_PCIE_GEN3 GENMASK(31, 16)
|
||
|
+
|
||
|
+#define REG_PCIE_PMA_DIG_RESERVE_21 0x08f0
|
||
|
+#define REG_PCIE_PMA_DIG_RESERVE_22 0x08f4
|
||
|
+#define REG_PCIE_PMA_DIG_RESERVE_27 0x0908
|
||
|
+#define REG_PCIE_PMA_DIG_RESERVE_30 0x0914
|
||
|
+
|
||
|
+#endif /* _PHY_AIROHA_PCIE_H */
|
||
|
--- /dev/null
|
||
|
+++ b/drivers/phy/phy-airoha-pcie.c
|
||
|
@@ -0,0 +1,1248 @@
|
||
|
+// SPDX-License-Identifier: GPL-2.0-only
|
||
|
+/*
|
||
|
+ * Copyright (c) 2024 AIROHA Inc
|
||
|
+ * Author: Lorenzo Bianconi <lorenzo@kernel.org>
|
||
|
+ */
|
||
|
+
|
||
|
+#include <linux/bitfield.h>
|
||
|
+#include <linux/delay.h>
|
||
|
+#include <linux/io.h>
|
||
|
+#include <linux/module.h>
|
||
|
+#include <linux/of.h>
|
||
|
+#include <linux/phy/phy.h>
|
||
|
+#include <linux/platform_device.h>
|
||
|
+#include <linux/slab.h>
|
||
|
+
|
||
|
+#include "phy-airoha-pcie-regs.h"
|
||
|
+
|
||
|
+#define LEQ_LEN_CTRL_MAX_VAL 7
|
||
|
+#define FREQ_LOCK_MAX_ATTEMPT 10
|
||
|
+
|
||
|
+enum airoha_pcie_port_gen {
|
||
|
+ PCIE_PORT_GEN1 = 1,
|
||
|
+ PCIE_PORT_GEN2,
|
||
|
+ PCIE_PORT_GEN3,
|
||
|
+};
|
||
|
+
|
||
|
+/**
|
||
|
+ * struct airoha_pcie_phy - PCIe phy driver main structure
|
||
|
+ * @dev: pointer to device
|
||
|
+ * @phy: pointer to generic phy
|
||
|
+ * @csr_2l: Analogic lane IO mapped register base address
|
||
|
+ * @pma0: IO mapped register base address of PMA0-PCIe
|
||
|
+ * @pma1: IO mapped register base address of PMA1-PCIe
|
||
|
+ */
|
||
|
+struct airoha_pcie_phy {
|
||
|
+ struct device *dev;
|
||
|
+ struct phy *phy;
|
||
|
+ void __iomem *csr_2l;
|
||
|
+ void __iomem *pma0;
|
||
|
+ void __iomem *pma1;
|
||
|
+};
|
||
|
+
|
||
|
+static void airoha_phy_clear_bits(void __iomem *reg, u32 mask)
|
||
|
+{
|
||
|
+ u32 val = readl(reg) & ~mask;
|
||
|
+
|
||
|
+ writel(val, reg);
|
||
|
+}
|
||
|
+
|
||
|
+static void airoha_phy_set_bits(void __iomem *reg, u32 mask)
|
||
|
+{
|
||
|
+ u32 val = readl(reg) | mask;
|
||
|
+
|
||
|
+ writel(val, reg);
|
||
|
+}
|
||
|
+
|
||
|
+static void airoha_phy_update_bits(void __iomem *reg, u32 mask, u32 val)
|
||
|
+{
|
||
|
+ u32 tmp = readl(reg);
|
||
|
+
|
||
|
+ tmp &= ~mask;
|
||
|
+ tmp |= val & mask;
|
||
|
+ writel(tmp, reg);
|
||
|
+}
|
||
|
+
|
||
|
+#define airoha_phy_update_field(reg, mask, val) \
|
||
|
+ do { \
|
||
|
+ BUILD_BUG_ON_MSG(!__builtin_constant_p((mask)), \
|
||
|
+ "mask is not constant"); \
|
||
|
+ airoha_phy_update_bits((reg), (mask), \
|
||
|
+ FIELD_PREP((mask), (val))); \
|
||
|
+ } while (0)
|
||
|
+
|
||
|
+#define airoha_phy_csr_2l_clear_bits(pcie_phy, reg, mask) \
|
||
|
+ airoha_phy_clear_bits((pcie_phy)->csr_2l + (reg), (mask))
|
||
|
+#define airoha_phy_csr_2l_set_bits(pcie_phy, reg, mask) \
|
||
|
+ airoha_phy_set_bits((pcie_phy)->csr_2l + (reg), (mask))
|
||
|
+#define airoha_phy_csr_2l_update_field(pcie_phy, reg, mask, val) \
|
||
|
+ airoha_phy_update_field((pcie_phy)->csr_2l + (reg), (mask), (val))
|
||
|
+#define airoha_phy_pma0_clear_bits(pcie_phy, reg, mask) \
|
||
|
+ airoha_phy_clear_bits((pcie_phy)->pma0 + (reg), (mask))
|
||
|
+#define airoha_phy_pma1_clear_bits(pcie_phy, reg, mask) \
|
||
|
+ airoha_phy_clear_bits((pcie_phy)->pma1 + (reg), (mask))
|
||
|
+#define airoha_phy_pma0_set_bits(pcie_phy, reg, mask) \
|
||
|
+ airoha_phy_set_bits((pcie_phy)->pma0 + (reg), (mask))
|
||
|
+#define airoha_phy_pma1_set_bits(pcie_phy, reg, mask) \
|
||
|
+ airoha_phy_set_bits((pcie_phy)->pma1 + (reg), (mask))
|
||
|
+#define airoha_phy_pma0_update_field(pcie_phy, reg, mask, val) \
|
||
|
+ airoha_phy_update_field((pcie_phy)->pma0 + (reg), (mask), (val))
|
||
|
+#define airoha_phy_pma1_update_field(pcie_phy, reg, mask, val) \
|
||
|
+ airoha_phy_update_field((pcie_phy)->pma1 + (reg), (mask), (val))
|
||
|
+
|
||
|
+static void
|
||
|
+airoha_phy_init_lane0_rx_fw_pre_calib(struct airoha_pcie_phy *pcie_phy,
|
||
|
+ enum airoha_pcie_port_gen gen)
|
||
|
+{
|
||
|
+ u32 fl_out_target = gen == PCIE_PORT_GEN3 ? 41600 : 41941;
|
||
|
+ u32 lock_cyclecnt = gen == PCIE_PORT_GEN3 ? 26000 : 32767;
|
||
|
+ u32 pr_idac, val, cdr_pr_idac_tmp = 0;
|
||
|
+ int i;
|
||
|
+
|
||
|
+ airoha_phy_pma0_set_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_SS_LCPLL_PWCTL_SETTING_1,
|
||
|
+ PCIE_LCPLL_MAN_PWDB);
|
||
|
+ airoha_phy_pma0_update_field(pcie_phy, REG_PCIE_PMA_SS_RX_FREQ_DET2,
|
||
|
+ PCIE_LOCK_TARGET_BEG,
|
||
|
+ fl_out_target - 100);
|
||
|
+ airoha_phy_pma0_update_field(pcie_phy, REG_PCIE_PMA_SS_RX_FREQ_DET2,
|
||
|
+ PCIE_LOCK_TARGET_END,
|
||
|
+ fl_out_target + 100);
|
||
|
+ airoha_phy_pma0_update_field(pcie_phy, REG_PCIE_PMA_SS_RX_FREQ_DET1,
|
||
|
+ PCIE_PLL_FT_LOCK_CYCLECNT, lock_cyclecnt);
|
||
|
+ airoha_phy_pma0_update_field(pcie_phy, REG_PCIE_PMA_SS_RX_FREQ_DET4,
|
||
|
+ PCIE_LOCK_LOCKTH, 0x3);
|
||
|
+ airoha_phy_pma0_update_field(pcie_phy, REG_PCIE_PMA_SS_RX_FREQ_DET3,
|
||
|
+ PCIE_UNLOCK_TARGET_BEG,
|
||
|
+ fl_out_target - 100);
|
||
|
+ airoha_phy_pma0_update_field(pcie_phy, REG_PCIE_PMA_SS_RX_FREQ_DET3,
|
||
|
+ PCIE_UNLOCK_TARGET_END,
|
||
|
+ fl_out_target + 100);
|
||
|
+ airoha_phy_pma0_update_field(pcie_phy, REG_PCIE_PMA_SS_RX_FREQ_DET1,
|
||
|
+ PCIE_PLL_FT_UNLOCK_CYCLECNT,
|
||
|
+ lock_cyclecnt);
|
||
|
+ airoha_phy_pma0_update_field(pcie_phy, REG_PCIE_PMA_SS_RX_FREQ_DET4,
|
||
|
+ PCIE_UNLOCK_LOCKTH, 0x3);
|
||
|
+
|
||
|
+ airoha_phy_csr_2l_set_bits(pcie_phy, REG_CSR_2L_CDR0_PR_INJ_MODE,
|
||
|
+ CSR_2L_PXP_CDR0_INJ_FORCE_OFF);
|
||
|
+
|
||
|
+ airoha_phy_pma0_set_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_CDR_PR_LPF_C,
|
||
|
+ PCIE_FORCE_SEL_DA_PXP_CDR_PR_LPF_R_EN);
|
||
|
+ airoha_phy_pma0_set_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_CDR_PR_LPF_C,
|
||
|
+ PCIE_FORCE_DA_PXP_CDR_PR_LPF_R_EN);
|
||
|
+ airoha_phy_pma0_set_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_CDR_PR_LPF_C,
|
||
|
+ PCIE_FORCE_SEL_DA_PXP_CDR_PR_LPF_C_EN);
|
||
|
+ airoha_phy_pma0_clear_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_CDR_PR_LPF_C,
|
||
|
+ PCIE_FORCE_DA_PXP_CDR_PR_LPF_C_EN);
|
||
|
+ airoha_phy_pma0_set_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_CDR_PR_IDAC,
|
||
|
+ PCIE_FORCE_SEL_DA_PXP_CDR_PR_IDAC);
|
||
|
+
|
||
|
+ airoha_phy_pma0_set_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_CDR_PR_PIEYE_PWDB,
|
||
|
+ PCIE_FORCE_SEL_DA_PXP_CDR_PR_PWDB);
|
||
|
+ airoha_phy_pma0_clear_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_CDR_PR_PIEYE_PWDB,
|
||
|
+ PCIE_FORCE_DA_PXP_CDR_PR_PWDB);
|
||
|
+ airoha_phy_pma0_set_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_CDR_PR_PIEYE_PWDB,
|
||
|
+ PCIE_FORCE_DA_PXP_CDR_PR_PWDB);
|
||
|
+
|
||
|
+ for (i = 0; i < LEQ_LEN_CTRL_MAX_VAL; i++) {
|
||
|
+ airoha_phy_pma0_update_field(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_CDR_PR_IDAC,
|
||
|
+ PCIE_FORCE_DA_PXP_CDR_PR_IDAC, i << 8);
|
||
|
+ airoha_phy_pma0_clear_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_SS_RX_FREQ_DET4,
|
||
|
+ PCIE_FREQLOCK_DET_EN);
|
||
|
+ airoha_phy_pma0_update_field(pcie_phy,
|
||
|
+ REG_PCIE_PMA_SS_RX_FREQ_DET4,
|
||
|
+ PCIE_FREQLOCK_DET_EN, 0x3);
|
||
|
+
|
||
|
+ usleep_range(10000, 15000);
|
||
|
+
|
||
|
+ val = FIELD_GET(PCIE_RO_FL_OUT,
|
||
|
+ readl(pcie_phy->pma0 +
|
||
|
+ REG_PCIE_PMA_RO_RX_FREQDET));
|
||
|
+ if (val > fl_out_target)
|
||
|
+ cdr_pr_idac_tmp = i << 8;
|
||
|
+ }
|
||
|
+
|
||
|
+ for (i = LEQ_LEN_CTRL_MAX_VAL; i >= 0; i--) {
|
||
|
+ pr_idac = cdr_pr_idac_tmp | (0x1 << i);
|
||
|
+ airoha_phy_pma0_update_field(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_CDR_PR_IDAC,
|
||
|
+ PCIE_FORCE_DA_PXP_CDR_PR_IDAC, pr_idac);
|
||
|
+ airoha_phy_pma0_clear_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_SS_RX_FREQ_DET4,
|
||
|
+ PCIE_FREQLOCK_DET_EN);
|
||
|
+ airoha_phy_pma0_update_field(pcie_phy,
|
||
|
+ REG_PCIE_PMA_SS_RX_FREQ_DET4,
|
||
|
+ PCIE_FREQLOCK_DET_EN, 0x3);
|
||
|
+
|
||
|
+ usleep_range(10000, 15000);
|
||
|
+
|
||
|
+ val = FIELD_GET(PCIE_RO_FL_OUT,
|
||
|
+ readl(pcie_phy->pma0 +
|
||
|
+ REG_PCIE_PMA_RO_RX_FREQDET));
|
||
|
+ if (val < fl_out_target)
|
||
|
+ pr_idac &= ~(0x1 << i);
|
||
|
+
|
||
|
+ cdr_pr_idac_tmp = pr_idac;
|
||
|
+ }
|
||
|
+
|
||
|
+ airoha_phy_pma0_update_field(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_CDR_PR_IDAC,
|
||
|
+ PCIE_FORCE_DA_PXP_CDR_PR_IDAC,
|
||
|
+ cdr_pr_idac_tmp);
|
||
|
+
|
||
|
+ for (i = 0; i < FREQ_LOCK_MAX_ATTEMPT; i++) {
|
||
|
+ u32 val;
|
||
|
+
|
||
|
+ airoha_phy_pma0_clear_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_SS_RX_FREQ_DET4,
|
||
|
+ PCIE_FREQLOCK_DET_EN);
|
||
|
+ airoha_phy_pma0_update_field(pcie_phy,
|
||
|
+ REG_PCIE_PMA_SS_RX_FREQ_DET4,
|
||
|
+ PCIE_FREQLOCK_DET_EN, 0x3);
|
||
|
+
|
||
|
+ usleep_range(10000, 15000);
|
||
|
+
|
||
|
+ val = readl(pcie_phy->pma0 + REG_PCIE_PMA_RO_RX_FREQDET);
|
||
|
+ if (val & PCIE_RO_FBCK_LOCK)
|
||
|
+ break;
|
||
|
+ }
|
||
|
+
|
||
|
+ /* turn off force mode and update band values */
|
||
|
+ airoha_phy_csr_2l_clear_bits(pcie_phy, REG_CSR_2L_CDR0_PR_INJ_MODE,
|
||
|
+ CSR_2L_PXP_CDR0_INJ_FORCE_OFF);
|
||
|
+
|
||
|
+ airoha_phy_pma0_clear_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_CDR_PR_LPF_C,
|
||
|
+ PCIE_FORCE_SEL_DA_PXP_CDR_PR_LPF_R_EN);
|
||
|
+ airoha_phy_pma0_clear_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_CDR_PR_LPF_C,
|
||
|
+ PCIE_FORCE_SEL_DA_PXP_CDR_PR_LPF_C_EN);
|
||
|
+ airoha_phy_pma0_clear_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_CDR_PR_PIEYE_PWDB,
|
||
|
+ PCIE_FORCE_SEL_DA_PXP_CDR_PR_PWDB);
|
||
|
+ airoha_phy_pma0_clear_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_CDR_PR_IDAC,
|
||
|
+ PCIE_FORCE_SEL_DA_PXP_CDR_PR_IDAC);
|
||
|
+ if (gen == PCIE_PORT_GEN3) {
|
||
|
+ airoha_phy_pma0_update_field(pcie_phy,
|
||
|
+ REG_PCIE_PMA_DIG_RESERVE_14,
|
||
|
+ PCIE_FLL_IDAC_PCIEG3,
|
||
|
+ cdr_pr_idac_tmp);
|
||
|
+ } else {
|
||
|
+ airoha_phy_pma0_update_field(pcie_phy,
|
||
|
+ REG_PCIE_PMA_DIG_RESERVE_13,
|
||
|
+ PCIE_FLL_IDAC_PCIEG1,
|
||
|
+ cdr_pr_idac_tmp);
|
||
|
+ airoha_phy_pma0_update_field(pcie_phy,
|
||
|
+ REG_PCIE_PMA_DIG_RESERVE_13,
|
||
|
+ PCIE_FLL_IDAC_PCIEG2,
|
||
|
+ cdr_pr_idac_tmp);
|
||
|
+ }
|
||
|
+}
|
||
|
+
|
||
|
+static void
|
||
|
+airoha_phy_init_lane1_rx_fw_pre_calib(struct airoha_pcie_phy *pcie_phy,
|
||
|
+ enum airoha_pcie_port_gen gen)
|
||
|
+{
|
||
|
+ u32 fl_out_target = gen == PCIE_PORT_GEN3 ? 41600 : 41941;
|
||
|
+ u32 lock_cyclecnt = gen == PCIE_PORT_GEN3 ? 26000 : 32767;
|
||
|
+ u32 pr_idac, val, cdr_pr_idac_tmp = 0;
|
||
|
+ int i;
|
||
|
+
|
||
|
+ airoha_phy_pma1_set_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_SS_LCPLL_PWCTL_SETTING_1,
|
||
|
+ PCIE_LCPLL_MAN_PWDB);
|
||
|
+ airoha_phy_pma1_update_field(pcie_phy, REG_PCIE_PMA_SS_RX_FREQ_DET2,
|
||
|
+ PCIE_LOCK_TARGET_BEG,
|
||
|
+ fl_out_target - 100);
|
||
|
+ airoha_phy_pma1_update_field(pcie_phy, REG_PCIE_PMA_SS_RX_FREQ_DET2,
|
||
|
+ PCIE_LOCK_TARGET_END,
|
||
|
+ fl_out_target + 100);
|
||
|
+ airoha_phy_pma1_update_field(pcie_phy, REG_PCIE_PMA_SS_RX_FREQ_DET1,
|
||
|
+ PCIE_PLL_FT_LOCK_CYCLECNT, lock_cyclecnt);
|
||
|
+ airoha_phy_pma1_update_field(pcie_phy, REG_PCIE_PMA_SS_RX_FREQ_DET4,
|
||
|
+ PCIE_LOCK_LOCKTH, 0x3);
|
||
|
+ airoha_phy_pma1_update_field(pcie_phy, REG_PCIE_PMA_SS_RX_FREQ_DET3,
|
||
|
+ PCIE_UNLOCK_TARGET_BEG,
|
||
|
+ fl_out_target - 100);
|
||
|
+ airoha_phy_pma1_update_field(pcie_phy, REG_PCIE_PMA_SS_RX_FREQ_DET3,
|
||
|
+ PCIE_UNLOCK_TARGET_END,
|
||
|
+ fl_out_target + 100);
|
||
|
+ airoha_phy_pma1_update_field(pcie_phy, REG_PCIE_PMA_SS_RX_FREQ_DET1,
|
||
|
+ PCIE_PLL_FT_UNLOCK_CYCLECNT,
|
||
|
+ lock_cyclecnt);
|
||
|
+ airoha_phy_pma1_update_field(pcie_phy, REG_PCIE_PMA_SS_RX_FREQ_DET4,
|
||
|
+ PCIE_UNLOCK_LOCKTH, 0x3);
|
||
|
+
|
||
|
+ airoha_phy_csr_2l_set_bits(pcie_phy, REG_CSR_2L_CDR1_PR_INJ_MODE,
|
||
|
+ CSR_2L_PXP_CDR1_INJ_FORCE_OFF);
|
||
|
+
|
||
|
+ airoha_phy_pma1_set_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_CDR_PR_LPF_C,
|
||
|
+ PCIE_FORCE_SEL_DA_PXP_CDR_PR_LPF_R_EN);
|
||
|
+ airoha_phy_pma1_set_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_CDR_PR_LPF_C,
|
||
|
+ PCIE_FORCE_DA_PXP_CDR_PR_LPF_R_EN);
|
||
|
+ airoha_phy_pma1_set_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_CDR_PR_LPF_C,
|
||
|
+ PCIE_FORCE_SEL_DA_PXP_CDR_PR_LPF_C_EN);
|
||
|
+ airoha_phy_pma1_clear_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_CDR_PR_LPF_C,
|
||
|
+ PCIE_FORCE_DA_PXP_CDR_PR_LPF_C_EN);
|
||
|
+ airoha_phy_pma1_set_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_CDR_PR_IDAC,
|
||
|
+ PCIE_FORCE_SEL_DA_PXP_CDR_PR_IDAC);
|
||
|
+ airoha_phy_pma1_set_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_CDR_PR_PIEYE_PWDB,
|
||
|
+ PCIE_FORCE_SEL_DA_PXP_CDR_PR_PWDB);
|
||
|
+ airoha_phy_pma1_clear_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_CDR_PR_PIEYE_PWDB,
|
||
|
+ PCIE_FORCE_DA_PXP_CDR_PR_PWDB);
|
||
|
+ airoha_phy_pma1_set_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_CDR_PR_PIEYE_PWDB,
|
||
|
+ PCIE_FORCE_DA_PXP_CDR_PR_PWDB);
|
||
|
+
|
||
|
+ for (i = 0; i < LEQ_LEN_CTRL_MAX_VAL; i++) {
|
||
|
+ airoha_phy_pma1_update_field(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_CDR_PR_IDAC,
|
||
|
+ PCIE_FORCE_DA_PXP_CDR_PR_IDAC, i << 8);
|
||
|
+ airoha_phy_pma1_clear_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_SS_RX_FREQ_DET4,
|
||
|
+ PCIE_FREQLOCK_DET_EN);
|
||
|
+ airoha_phy_pma1_update_field(pcie_phy,
|
||
|
+ REG_PCIE_PMA_SS_RX_FREQ_DET4,
|
||
|
+ PCIE_FREQLOCK_DET_EN, 0x3);
|
||
|
+
|
||
|
+ usleep_range(10000, 15000);
|
||
|
+
|
||
|
+ val = FIELD_GET(PCIE_RO_FL_OUT,
|
||
|
+ readl(pcie_phy->pma1 +
|
||
|
+ REG_PCIE_PMA_RO_RX_FREQDET));
|
||
|
+ if (val > fl_out_target)
|
||
|
+ cdr_pr_idac_tmp = i << 8;
|
||
|
+ }
|
||
|
+
|
||
|
+ for (i = LEQ_LEN_CTRL_MAX_VAL; i >= 0; i--) {
|
||
|
+ pr_idac = cdr_pr_idac_tmp | (0x1 << i);
|
||
|
+ airoha_phy_pma1_update_field(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_CDR_PR_IDAC,
|
||
|
+ PCIE_FORCE_DA_PXP_CDR_PR_IDAC, pr_idac);
|
||
|
+ airoha_phy_pma1_clear_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_SS_RX_FREQ_DET4,
|
||
|
+ PCIE_FREQLOCK_DET_EN);
|
||
|
+ airoha_phy_pma1_update_field(pcie_phy,
|
||
|
+ REG_PCIE_PMA_SS_RX_FREQ_DET4,
|
||
|
+ PCIE_FREQLOCK_DET_EN, 0x3);
|
||
|
+
|
||
|
+ usleep_range(10000, 15000);
|
||
|
+
|
||
|
+ val = FIELD_GET(PCIE_RO_FL_OUT,
|
||
|
+ readl(pcie_phy->pma1 +
|
||
|
+ REG_PCIE_PMA_RO_RX_FREQDET));
|
||
|
+ if (val < fl_out_target)
|
||
|
+ pr_idac &= ~(0x1 << i);
|
||
|
+
|
||
|
+ cdr_pr_idac_tmp = pr_idac;
|
||
|
+ }
|
||
|
+
|
||
|
+ airoha_phy_pma1_update_field(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_CDR_PR_IDAC,
|
||
|
+ PCIE_FORCE_DA_PXP_CDR_PR_IDAC,
|
||
|
+ cdr_pr_idac_tmp);
|
||
|
+
|
||
|
+ for (i = 0; i < FREQ_LOCK_MAX_ATTEMPT; i++) {
|
||
|
+ u32 val;
|
||
|
+
|
||
|
+ airoha_phy_pma1_clear_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_SS_RX_FREQ_DET4,
|
||
|
+ PCIE_FREQLOCK_DET_EN);
|
||
|
+ airoha_phy_pma1_update_field(pcie_phy,
|
||
|
+ REG_PCIE_PMA_SS_RX_FREQ_DET4,
|
||
|
+ PCIE_FREQLOCK_DET_EN, 0x3);
|
||
|
+
|
||
|
+ usleep_range(10000, 15000);
|
||
|
+
|
||
|
+ val = readl(pcie_phy->pma1 + REG_PCIE_PMA_RO_RX_FREQDET);
|
||
|
+ if (val & PCIE_RO_FBCK_LOCK)
|
||
|
+ break;
|
||
|
+ }
|
||
|
+
|
||
|
+ /* turn off force mode and update band values */
|
||
|
+ airoha_phy_csr_2l_clear_bits(pcie_phy, REG_CSR_2L_CDR1_PR_INJ_MODE,
|
||
|
+ CSR_2L_PXP_CDR1_INJ_FORCE_OFF);
|
||
|
+
|
||
|
+ airoha_phy_pma1_clear_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_CDR_PR_LPF_C,
|
||
|
+ PCIE_FORCE_SEL_DA_PXP_CDR_PR_LPF_R_EN);
|
||
|
+ airoha_phy_pma1_clear_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_CDR_PR_LPF_C,
|
||
|
+ PCIE_FORCE_SEL_DA_PXP_CDR_PR_LPF_C_EN);
|
||
|
+ airoha_phy_pma1_clear_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_CDR_PR_PIEYE_PWDB,
|
||
|
+ PCIE_FORCE_SEL_DA_PXP_CDR_PR_PWDB);
|
||
|
+ airoha_phy_pma1_clear_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_CDR_PR_IDAC,
|
||
|
+ PCIE_FORCE_SEL_DA_PXP_CDR_PR_IDAC);
|
||
|
+ if (gen == PCIE_PORT_GEN3) {
|
||
|
+ airoha_phy_pma1_update_field(pcie_phy,
|
||
|
+ REG_PCIE_PMA_DIG_RESERVE_14,
|
||
|
+ PCIE_FLL_IDAC_PCIEG3,
|
||
|
+ cdr_pr_idac_tmp);
|
||
|
+ } else {
|
||
|
+ airoha_phy_pma1_update_field(pcie_phy,
|
||
|
+ REG_PCIE_PMA_DIG_RESERVE_13,
|
||
|
+ PCIE_FLL_IDAC_PCIEG1,
|
||
|
+ cdr_pr_idac_tmp);
|
||
|
+ airoha_phy_pma1_update_field(pcie_phy,
|
||
|
+ REG_PCIE_PMA_DIG_RESERVE_13,
|
||
|
+ PCIE_FLL_IDAC_PCIEG2,
|
||
|
+ cdr_pr_idac_tmp);
|
||
|
+ }
|
||
|
+}
|
||
|
+
|
||
|
+static void airoha_pcie_phy_init_default(struct airoha_pcie_phy *pcie_phy)
|
||
|
+{
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_CMN,
|
||
|
+ CSR_2L_PXP_CMN_TRIM_MASK, 0x10);
|
||
|
+ writel(0xcccbcccb, pcie_phy->pma0 + REG_PCIE_PMA_DIG_RESERVE_21);
|
||
|
+ writel(0xcccb, pcie_phy->pma0 + REG_PCIE_PMA_DIG_RESERVE_22);
|
||
|
+ writel(0xcccbcccb, pcie_phy->pma1 + REG_PCIE_PMA_DIG_RESERVE_21);
|
||
|
+ writel(0xcccb, pcie_phy->pma1 + REG_PCIE_PMA_DIG_RESERVE_22);
|
||
|
+ airoha_phy_csr_2l_set_bits(pcie_phy, REG_CSR_2L_CMN,
|
||
|
+ CSR_2L_PXP_CMN_LANE_EN);
|
||
|
+}
|
||
|
+
|
||
|
+static void airoha_pcie_phy_init_clk_out(struct airoha_pcie_phy *pcie_phy)
|
||
|
+{
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy,
|
||
|
+ REG_CSR_2L_TXPLL_POSTDIV_D256,
|
||
|
+ CSR_2L_PXP_CLKTX0_AMP, 0x5);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy,
|
||
|
+ REG_CSR_2L_CLKTX0_FORCE_OUT1,
|
||
|
+ CSR_2L_PXP_CLKTX1_AMP, 0x5);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy,
|
||
|
+ REG_CSR_2L_TXPLL_POSTDIV_D256,
|
||
|
+ CSR_2L_PXP_CLKTX0_OFFSET, 0x2);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_CLKTX1_OFFSET,
|
||
|
+ CSR_2L_PXP_CLKTX1_OFFSET, 0x2);
|
||
|
+ airoha_phy_csr_2l_clear_bits(pcie_phy, REG_CSR_2L_CLKTX0_FORCE_OUT1,
|
||
|
+ CSR_2L_PXP_CLKTX0_HZ);
|
||
|
+ airoha_phy_csr_2l_clear_bits(pcie_phy, REG_CSR_2L_CLKTX1_OFFSET,
|
||
|
+ CSR_2L_PXP_CLKTX1_HZ);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy,
|
||
|
+ REG_CSR_2L_CLKTX0_FORCE_OUT1,
|
||
|
+ CSR_2L_PXP_CLKTX0_IMP_SEL, 0x12);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_CLKTX1_IMP_SEL,
|
||
|
+ CSR_2L_PXP_CLKTX1_IMP_SEL, 0x12);
|
||
|
+ airoha_phy_csr_2l_clear_bits(pcie_phy, REG_CSR_2L_TXPLL_POSTDIV_D256,
|
||
|
+ CSR_2L_PXP_CLKTX0_SR);
|
||
|
+ airoha_phy_csr_2l_clear_bits(pcie_phy, REG_CSR_2L_CLKTX1_OFFSET,
|
||
|
+ CSR_2L_PXP_CLKTX1_SR);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_PLL_CMN_RESERVE0,
|
||
|
+ CSR_2L_PXP_PLL_RESERVE_MASK, 0xdd);
|
||
|
+}
|
||
|
+
|
||
|
+static void airoha_pcie_phy_init_csr_2l(struct airoha_pcie_phy *pcie_phy)
|
||
|
+{
|
||
|
+ airoha_phy_pma0_set_bits(pcie_phy, REG_PCIE_PMA_SW_RESET,
|
||
|
+ PCIE_SW_XFI_RXPCS_RST | PCIE_SW_REF_RST |
|
||
|
+ PCIE_SW_RX_RST);
|
||
|
+ airoha_phy_pma1_set_bits(pcie_phy, REG_PCIE_PMA_SW_RESET,
|
||
|
+ PCIE_SW_XFI_RXPCS_RST | PCIE_SW_REF_RST |
|
||
|
+ PCIE_SW_RX_RST);
|
||
|
+ airoha_phy_pma0_set_bits(pcie_phy, REG_PCIE_PMA_TX_RESET,
|
||
|
+ PCIE_TX_TOP_RST | REG_PCIE_PMA_TX_RESET);
|
||
|
+ airoha_phy_pma1_set_bits(pcie_phy, REG_PCIE_PMA_TX_RESET,
|
||
|
+ PCIE_TX_TOP_RST | REG_PCIE_PMA_TX_RESET);
|
||
|
+}
|
||
|
+
|
||
|
+static void airoha_pcie_phy_init_rx(struct airoha_pcie_phy *pcie_phy)
|
||
|
+{
|
||
|
+ writel(0x2a00090b, pcie_phy->pma0 + REG_PCIE_PMA_DIG_RESERVE_17);
|
||
|
+ writel(0x2a00090b, pcie_phy->pma1 + REG_PCIE_PMA_DIG_RESERVE_17);
|
||
|
+ airoha_phy_csr_2l_set_bits(pcie_phy, REG_CSR_2L_CDR0_PR_MONPI,
|
||
|
+ CSR_2L_PXP_CDR0_PR_XFICK_EN);
|
||
|
+ airoha_phy_csr_2l_set_bits(pcie_phy, REG_CSR_2L_CDR1_PR_MONPI,
|
||
|
+ CSR_2L_PXP_CDR1_PR_XFICK_EN);
|
||
|
+ airoha_phy_csr_2l_clear_bits(pcie_phy,
|
||
|
+ REG_CSR_2L_CDR0_PD_PICAL_CKD8_INV,
|
||
|
+ CSR_2L_PXP_CDR0_PD_EDGE_DISABLE);
|
||
|
+ airoha_phy_csr_2l_clear_bits(pcie_phy,
|
||
|
+ REG_CSR_2L_CDR1_PD_PICAL_CKD8_INV,
|
||
|
+ CSR_2L_PXP_CDR1_PD_EDGE_DISABLE);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_RX0_PHYCK_DIV,
|
||
|
+ CSR_2L_PXP_RX0_PHYCK_SEL, 0x1);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_RX1_PHYCK_DIV,
|
||
|
+ CSR_2L_PXP_RX1_PHYCK_SEL, 0x1);
|
||
|
+}
|
||
|
+
|
||
|
+static void airoha_pcie_phy_init_jcpll(struct airoha_pcie_phy *pcie_phy)
|
||
|
+{
|
||
|
+ airoha_phy_pma0_set_bits(pcie_phy, REG_PCIE_PMA_FORCE_PXP_JCPLL_CKOUT,
|
||
|
+ PCIE_FORCE_SEL_DA_PXP_JCPLL_EN);
|
||
|
+ airoha_phy_pma0_clear_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_PXP_JCPLL_CKOUT,
|
||
|
+ PCIE_FORCE_DA_PXP_JCPLL_EN);
|
||
|
+ airoha_phy_pma1_set_bits(pcie_phy, REG_PCIE_PMA_FORCE_PXP_JCPLL_CKOUT,
|
||
|
+ PCIE_FORCE_SEL_DA_PXP_JCPLL_EN);
|
||
|
+ airoha_phy_pma1_clear_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_PXP_JCPLL_CKOUT,
|
||
|
+ PCIE_FORCE_DA_PXP_JCPLL_EN);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_JCPLL_TCL_VTP_EN,
|
||
|
+ CSR_2L_PXP_JCPLL_SPARE_LOW, 0x20);
|
||
|
+ airoha_phy_csr_2l_set_bits(pcie_phy, REG_CSR_2L_JCPLL_RST_DLY,
|
||
|
+ CSR_2L_PXP_JCPLL_RST);
|
||
|
+ writel(0x0, pcie_phy->csr_2l + REG_CSR_2L_JCPLL_SSC_DELTA1);
|
||
|
+ airoha_phy_csr_2l_clear_bits(pcie_phy, REG_CSR_2L_JCPLL_SSC_PERIOD,
|
||
|
+ CSR_2L_PXP_JCPLL_SSC_PERIOD);
|
||
|
+ airoha_phy_csr_2l_clear_bits(pcie_phy, REG_CSR_2L_JCPLL_SSC,
|
||
|
+ CSR_2L_PXP_JCPLL_SSC_PHASE_INI);
|
||
|
+ airoha_phy_csr_2l_clear_bits(pcie_phy, REG_CSR_2L_JCPLL_SSC,
|
||
|
+ CSR_2L_PXP_JCPLL_SSC_TRI_EN);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_JCPLL_LPF_BR,
|
||
|
+ CSR_2L_PXP_JCPLL_LPF_BR, 0xa);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_JCPLL_LPF_BR,
|
||
|
+ CSR_2L_PXP_JCPLL_LPF_BP, 0xc);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_JCPLL_LPF_BR,
|
||
|
+ CSR_2L_PXP_JCPLL_LPF_BC, 0x1f);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_JCPLL_LPF_BWC,
|
||
|
+ CSR_2L_PXP_JCPLL_LPF_BWC, 0x1e);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_JCPLL_LPF_BR,
|
||
|
+ CSR_2L_PXP_JCPLL_LPF_BWR, 0xa);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy,
|
||
|
+ REG_CSR_2L_JCPLL_MMD_PREDIV_MODE,
|
||
|
+ CSR_2L_PXP_JCPLL_MMD_PREDIV_MODE,
|
||
|
+ 0x1);
|
||
|
+ airoha_phy_csr_2l_clear_bits(pcie_phy, CSR_2L_PXP_JCPLL_MONCK,
|
||
|
+ CSR_2L_PXP_JCPLL_REFIN_DIV);
|
||
|
+
|
||
|
+ airoha_phy_pma0_set_bits(pcie_phy, REG_PCIE_PMA_FORCE_DA_PXP_RX_FE_VOS,
|
||
|
+ PCIE_FORCE_SEL_DA_PXP_JCPLL_SDM_PCW);
|
||
|
+ airoha_phy_pma1_set_bits(pcie_phy, REG_PCIE_PMA_FORCE_DA_PXP_RX_FE_VOS,
|
||
|
+ PCIE_FORCE_SEL_DA_PXP_JCPLL_SDM_PCW);
|
||
|
+ airoha_phy_pma0_update_field(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_JCPLL_SDM_PCW,
|
||
|
+ PCIE_FORCE_DA_PXP_JCPLL_SDM_PCW,
|
||
|
+ 0x50000000);
|
||
|
+ airoha_phy_pma1_update_field(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_JCPLL_SDM_PCW,
|
||
|
+ PCIE_FORCE_DA_PXP_JCPLL_SDM_PCW,
|
||
|
+ 0x50000000);
|
||
|
+
|
||
|
+ airoha_phy_csr_2l_set_bits(pcie_phy,
|
||
|
+ REG_CSR_2L_JCPLL_MMD_PREDIV_MODE,
|
||
|
+ CSR_2L_PXP_JCPLL_POSTDIV_D5);
|
||
|
+ airoha_phy_csr_2l_set_bits(pcie_phy,
|
||
|
+ REG_CSR_2L_JCPLL_MMD_PREDIV_MODE,
|
||
|
+ CSR_2L_PXP_JCPLL_POSTDIV_D2);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_JCPLL_RST_DLY,
|
||
|
+ CSR_2L_PXP_JCPLL_RST_DLY, 0x4);
|
||
|
+ airoha_phy_csr_2l_clear_bits(pcie_phy, REG_CSR_2L_JCPLL_RST_DLY,
|
||
|
+ CSR_2L_PXP_JCPLL_SDM_DI_LS);
|
||
|
+ airoha_phy_csr_2l_clear_bits(pcie_phy, REG_CSR_2L_JCPLL_TCL_KBAND_VREF,
|
||
|
+ CSR_2L_PXP_JCPLL_VCO_KBAND_MEAS_EN);
|
||
|
+ airoha_phy_csr_2l_clear_bits(pcie_phy, REG_CSR_2L_JCPLL_IB_EXT,
|
||
|
+ CSR_2L_PXP_JCPLL_CHP_IOFST);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_JCPLL_IB_EXT,
|
||
|
+ CSR_2L_PXP_JCPLL_CHP_IBIAS, 0xc);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy,
|
||
|
+ REG_CSR_2L_JCPLL_MMD_PREDIV_MODE,
|
||
|
+ CSR_2L_PXP_JCPLL_MMD_PREDIV_MODE,
|
||
|
+ 0x1);
|
||
|
+ airoha_phy_csr_2l_set_bits(pcie_phy, REG_CSR_2L_JCPLL_VCODIV,
|
||
|
+ CSR_2L_PXP_JCPLL_VCO_HALFLSB_EN);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_JCPLL_VCODIV,
|
||
|
+ CSR_2L_PXP_JCPLL_VCO_CFIX, 0x1);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_JCPLL_VCODIV,
|
||
|
+ CSR_2L_PXP_JCPLL_VCO_SCAPWR, 0x4);
|
||
|
+ airoha_phy_csr_2l_clear_bits(pcie_phy, REG_CSR_2L_JCPLL_IB_EXT,
|
||
|
+ REG_CSR_2L_JCPLL_LPF_SHCK_EN);
|
||
|
+ airoha_phy_csr_2l_set_bits(pcie_phy, REG_CSR_2L_JCPLL_KBAND_KFC,
|
||
|
+ CSR_2L_PXP_JCPLL_POSTDIV_EN);
|
||
|
+ airoha_phy_csr_2l_clear_bits(pcie_phy, REG_CSR_2L_JCPLL_KBAND_KFC,
|
||
|
+ CSR_2L_PXP_JCPLL_KBAND_KFC);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_JCPLL_KBAND_KFC,
|
||
|
+ CSR_2L_PXP_JCPLL_KBAND_KF, 0x3);
|
||
|
+ airoha_phy_csr_2l_clear_bits(pcie_phy, REG_CSR_2L_JCPLL_KBAND_KFC,
|
||
|
+ CSR_2L_PXP_JCPLL_KBAND_KS);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_JCPLL_LPF_BWC,
|
||
|
+ CSR_2L_PXP_JCPLL_KBAND_DIV, 0x1);
|
||
|
+
|
||
|
+ airoha_phy_pma0_set_bits(pcie_phy, REG_PCIE_PMA_SCAN_MODE,
|
||
|
+ PCIE_FORCE_SEL_DA_PXP_JCPLL_KBAND_LOAD_EN);
|
||
|
+ airoha_phy_pma0_clear_bits(pcie_phy, REG_PCIE_PMA_SCAN_MODE,
|
||
|
+ PCIE_FORCE_DA_PXP_JCPLL_KBAND_LOAD_EN);
|
||
|
+
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_JCPLL_LPF_BWC,
|
||
|
+ CSR_2L_PXP_JCPLL_KBAND_CODE, 0xe4);
|
||
|
+ airoha_phy_csr_2l_set_bits(pcie_phy, REG_CSR_2L_JCPLL_SDM_HREN,
|
||
|
+ CSR_2L_PXP_JCPLL_TCL_AMP_EN);
|
||
|
+ airoha_phy_csr_2l_set_bits(pcie_phy, REG_CSR_2L_JCPLL_TCL_CMP,
|
||
|
+ CSR_2L_PXP_JCPLL_TCL_LPF_EN);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy,
|
||
|
+ REG_CSR_2L_JCPLL_TCL_KBAND_VREF,
|
||
|
+ CSR_2L_PXP_JCPLL_TCL_KBAND_VREF, 0xf);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_JCPLL_SDM_HREN,
|
||
|
+ CSR_2L_PXP_JCPLL_TCL_AMP_GAIN, 0x1);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_JCPLL_SDM_HREN,
|
||
|
+ CSR_2L_PXP_JCPLL_TCL_AMP_VREF, 0x5);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_JCPLL_TCL_CMP,
|
||
|
+ CSR_2L_PXP_JCPLL_TCL_LPF_BW, 0x1);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_JCPLL_VCO_TCLVAR,
|
||
|
+ CSR_2L_PXP_JCPLL_VCO_TCLVAR, 0x3);
|
||
|
+
|
||
|
+ airoha_phy_pma0_set_bits(pcie_phy, REG_PCIE_PMA_FORCE_PXP_JCPLL_CKOUT,
|
||
|
+ PCIE_FORCE_SEL_DA_PXP_JCPLL_CKOUT_EN);
|
||
|
+ airoha_phy_pma0_set_bits(pcie_phy, REG_PCIE_PMA_FORCE_PXP_JCPLL_CKOUT,
|
||
|
+ PCIE_FORCE_DA_PXP_JCPLL_CKOUT_EN);
|
||
|
+ airoha_phy_pma1_set_bits(pcie_phy, REG_PCIE_PMA_FORCE_PXP_JCPLL_CKOUT,
|
||
|
+ PCIE_FORCE_SEL_DA_PXP_JCPLL_CKOUT_EN);
|
||
|
+ airoha_phy_pma1_set_bits(pcie_phy, REG_PCIE_PMA_FORCE_PXP_JCPLL_CKOUT,
|
||
|
+ PCIE_FORCE_DA_PXP_JCPLL_CKOUT_EN);
|
||
|
+ airoha_phy_pma0_set_bits(pcie_phy, REG_PCIE_PMA_FORCE_PXP_JCPLL_CKOUT,
|
||
|
+ PCIE_FORCE_SEL_DA_PXP_JCPLL_EN);
|
||
|
+ airoha_phy_pma0_set_bits(pcie_phy, REG_PCIE_PMA_FORCE_PXP_JCPLL_CKOUT,
|
||
|
+ PCIE_FORCE_DA_PXP_JCPLL_EN);
|
||
|
+ airoha_phy_pma1_set_bits(pcie_phy, REG_PCIE_PMA_FORCE_PXP_JCPLL_CKOUT,
|
||
|
+ PCIE_FORCE_SEL_DA_PXP_JCPLL_EN);
|
||
|
+ airoha_phy_pma1_set_bits(pcie_phy, REG_PCIE_PMA_FORCE_PXP_JCPLL_CKOUT,
|
||
|
+ PCIE_FORCE_DA_PXP_JCPLL_EN);
|
||
|
+}
|
||
|
+
|
||
|
+static void airoha_pcie_phy_txpll(struct airoha_pcie_phy *pcie_phy)
|
||
|
+{
|
||
|
+ airoha_phy_pma0_set_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_TXPLL_CKOUT,
|
||
|
+ PCIE_FORCE_SEL_DA_PXP_TXPLL_EN);
|
||
|
+ airoha_phy_pma0_clear_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_TXPLL_CKOUT,
|
||
|
+ PCIE_FORCE_DA_PXP_TXPLL_EN);
|
||
|
+ airoha_phy_pma1_set_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_TXPLL_CKOUT,
|
||
|
+ PCIE_FORCE_SEL_DA_PXP_TXPLL_EN);
|
||
|
+ airoha_phy_pma1_clear_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_TXPLL_CKOUT,
|
||
|
+ PCIE_FORCE_DA_PXP_TXPLL_EN);
|
||
|
+
|
||
|
+ airoha_phy_csr_2l_set_bits(pcie_phy, REG_CSR_2L_TXPLL_REFIN_DIV,
|
||
|
+ CSR_2L_PXP_TXPLL_PLL_RSTB);
|
||
|
+ writel(0x0, pcie_phy->csr_2l + REG_CSR_2L_TXPLL_SSC_DELTA1);
|
||
|
+ airoha_phy_csr_2l_clear_bits(pcie_phy, REG_CSR_2L_TXPLL_SSC_PERIOD,
|
||
|
+ CSR_2L_PXP_txpll_SSC_PERIOD);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_TXPLL_CHP_IOFST,
|
||
|
+ CSR_2L_PXP_TXPLL_CHP_IOFST, 0x1);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_750M_SYS_CK,
|
||
|
+ CSR_2L_PXP_TXPLL_CHP_IBIAS, 0x2d);
|
||
|
+ airoha_phy_csr_2l_clear_bits(pcie_phy, REG_CSR_2L_TXPLL_REFIN_DIV,
|
||
|
+ CSR_2L_PXP_TXPLL_REFIN_DIV);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_TXPLL_TCL_LPF_BW,
|
||
|
+ CSR_2L_PXP_TXPLL_VCO_CFIX, 0x3);
|
||
|
+
|
||
|
+ airoha_phy_pma0_set_bits(pcie_phy, REG_PCIE_PMA_FORCE_DA_PXP_CDR_PR_IDAC,
|
||
|
+ PCIE_FORCE_SEL_DA_PXP_TXPLL_SDM_PCW);
|
||
|
+ airoha_phy_pma1_set_bits(pcie_phy, REG_PCIE_PMA_FORCE_DA_PXP_CDR_PR_IDAC,
|
||
|
+ PCIE_FORCE_SEL_DA_PXP_TXPLL_SDM_PCW);
|
||
|
+ airoha_phy_pma0_update_field(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_TXPLL_SDM_PCW,
|
||
|
+ PCIE_FORCE_DA_PXP_TXPLL_SDM_PCW,
|
||
|
+ 0xc800000);
|
||
|
+ airoha_phy_pma1_update_field(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_TXPLL_SDM_PCW,
|
||
|
+ PCIE_FORCE_DA_PXP_TXPLL_SDM_PCW,
|
||
|
+ 0xc800000);
|
||
|
+
|
||
|
+ airoha_phy_csr_2l_clear_bits(pcie_phy, REG_CSR_2L_TXPLL_SDM_DI_LS,
|
||
|
+ CSR_2L_PXP_TXPLL_SDM_IFM);
|
||
|
+ airoha_phy_csr_2l_clear_bits(pcie_phy, REG_CSR_2L_TXPLL_SSC,
|
||
|
+ CSR_2L_PXP_TXPLL_SSC_PHASE_INI);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_TXPLL_REFIN_DIV,
|
||
|
+ CSR_2L_PXP_TXPLL_RST_DLY, 0x4);
|
||
|
+ airoha_phy_csr_2l_clear_bits(pcie_phy, REG_CSR_2L_TXPLL_SDM_DI_LS,
|
||
|
+ CSR_2L_PXP_TXPLL_SDM_DI_LS);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_TXPLL_SDM_DI_LS,
|
||
|
+ CSR_2L_PXP_TXPLL_SDM_ORD, 0x3);
|
||
|
+ airoha_phy_csr_2l_clear_bits(pcie_phy, REG_CSR_2L_TXPLL_TCL_KBAND_VREF,
|
||
|
+ CSR_2L_PXP_TXPLL_VCO_KBAND_MEAS_EN);
|
||
|
+ writel(0x0, pcie_phy->csr_2l + REG_CSR_2L_TXPLL_SSC_DELTA1);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_TXPLL_CHP_IOFST,
|
||
|
+ CSR_2L_PXP_TXPLL_LPF_BP, 0x1);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_TXPLL_CHP_IOFST,
|
||
|
+ CSR_2L_PXP_TXPLL_LPF_BC, 0x18);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_TXPLL_CHP_IOFST,
|
||
|
+ CSR_2L_PXP_TXPLL_LPF_BR, 0x5);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_TXPLL_CHP_IOFST,
|
||
|
+ CSR_2L_PXP_TXPLL_CHP_IOFST, 0x1);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_750M_SYS_CK,
|
||
|
+ CSR_2L_PXP_TXPLL_CHP_IBIAS, 0x2d);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_TXPLL_TCL_VTP,
|
||
|
+ CSR_2L_PXP_TXPLL_SPARE_L, 0x1);
|
||
|
+ airoha_phy_csr_2l_clear_bits(pcie_phy, REG_CSR_2L_TXPLL_LPF_BWR,
|
||
|
+ CSR_2L_PXP_TXPLL_LPF_BWC);
|
||
|
+ airoha_phy_csr_2l_clear_bits(pcie_phy, REG_CSR_2L_TXPLL_POSTDIV,
|
||
|
+ CSR_2L_PXP_TXPLL_MMD_PREDIV_MODE);
|
||
|
+ airoha_phy_csr_2l_clear_bits(pcie_phy, REG_CSR_2L_TXPLL_REFIN_DIV,
|
||
|
+ CSR_2L_PXP_TXPLL_REFIN_DIV);
|
||
|
+ airoha_phy_csr_2l_set_bits(pcie_phy, REG_CSR_2L_TXPLL_TCL_LPF_BW,
|
||
|
+ CSR_2L_PXP_TXPLL_VCO_HALFLSB_EN);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_TXPLL_VCO_SCAPWR,
|
||
|
+ CSR_2L_PXP_TXPLL_VCO_SCAPWR, 0x7);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_TXPLL_TCL_LPF_BW,
|
||
|
+ CSR_2L_PXP_TXPLL_VCO_CFIX, 0x3);
|
||
|
+
|
||
|
+ airoha_phy_pma0_set_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_CDR_PR_IDAC,
|
||
|
+ PCIE_FORCE_SEL_DA_PXP_TXPLL_SDM_PCW);
|
||
|
+ airoha_phy_pma1_set_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_CDR_PR_IDAC,
|
||
|
+ PCIE_FORCE_SEL_DA_PXP_TXPLL_SDM_PCW);
|
||
|
+
|
||
|
+ airoha_phy_csr_2l_clear_bits(pcie_phy, REG_CSR_2L_TXPLL_SSC,
|
||
|
+ CSR_2L_PXP_TXPLL_SSC_PHASE_INI);
|
||
|
+ airoha_phy_csr_2l_clear_bits(pcie_phy, REG_CSR_2L_TXPLL_LPF_BWR,
|
||
|
+ CSR_2L_PXP_TXPLL_LPF_BWR);
|
||
|
+ airoha_phy_csr_2l_set_bits(pcie_phy, REG_CSR_2L_TXPLL_PHY_CK2,
|
||
|
+ CSR_2L_PXP_TXPLL_REFIN_INTERNAL);
|
||
|
+ airoha_phy_csr_2l_clear_bits(pcie_phy, REG_CSR_2L_TXPLL_TCL_KBAND_VREF,
|
||
|
+ CSR_2L_PXP_TXPLL_VCO_KBAND_MEAS_EN);
|
||
|
+ airoha_phy_csr_2l_clear_bits(pcie_phy, REG_CSR_2L_TXPLL_VTP,
|
||
|
+ CSR_2L_PXP_TXPLL_VTP_EN);
|
||
|
+ airoha_phy_csr_2l_clear_bits(pcie_phy, REG_CSR_2L_TXPLL_POSTDIV,
|
||
|
+ CSR_2L_PXP_TXPLL_PHY_CK1_EN);
|
||
|
+ airoha_phy_csr_2l_set_bits(pcie_phy, REG_CSR_2L_TXPLL_PHY_CK2,
|
||
|
+ CSR_2L_PXP_TXPLL_REFIN_INTERNAL);
|
||
|
+ airoha_phy_csr_2l_clear_bits(pcie_phy, REG_CSR_2L_TXPLL_SSC,
|
||
|
+ CSR_2L_PXP_TXPLL_SSC_EN);
|
||
|
+ airoha_phy_csr_2l_clear_bits(pcie_phy, REG_CSR_2L_750M_SYS_CK,
|
||
|
+ CSR_2L_PXP_TXPLL_LPF_SHCK_EN);
|
||
|
+ airoha_phy_csr_2l_clear_bits(pcie_phy, REG_CSR_2L_TXPLL_POSTDIV,
|
||
|
+ CSR_2L_PXP_TXPLL_POSTDIV_EN);
|
||
|
+ airoha_phy_csr_2l_clear_bits(pcie_phy, REG_CSR_2L_TXPLL_KBAND_DIV,
|
||
|
+ CSR_2L_PXP_TXPLL_KBAND_KFC);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_TXPLL_KBAND_DIV,
|
||
|
+ CSR_2L_PXP_TXPLL_KBAND_KF, 0x3);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_TXPLL_KBAND_DIV,
|
||
|
+ CSR_2L_PXP_txpll_KBAND_KS, 0x1);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_TXPLL_KBAND_DIV,
|
||
|
+ CSR_2L_PXP_TXPLL_KBAND_DIV, 0x4);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_TXPLL_LPF_BWR,
|
||
|
+ CSR_2L_PXP_TXPLL_KBAND_CODE, 0xe4);
|
||
|
+ airoha_phy_csr_2l_set_bits(pcie_phy, REG_CSR_2L_TXPLL_SDM_OUT,
|
||
|
+ CSR_2L_PXP_TXPLL_TCL_AMP_EN);
|
||
|
+ airoha_phy_csr_2l_set_bits(pcie_phy, REG_CSR_2L_TXPLL_TCL_AMP_VREF,
|
||
|
+ CSR_2L_PXP_TXPLL_TCL_LPF_EN);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy,
|
||
|
+ REG_CSR_2L_TXPLL_TCL_KBAND_VREF,
|
||
|
+ CSR_2L_PXP_TXPLL_TCL_KBAND_VREF, 0xf);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_TXPLL_SDM_OUT,
|
||
|
+ CSR_2L_PXP_TXPLL_TCL_AMP_GAIN, 0x3);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy,
|
||
|
+ REG_CSR_2L_TXPLL_TCL_AMP_VREF,
|
||
|
+ CSR_2L_PXP_TXPLL_TCL_AMP_VREF, 0xb);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_TXPLL_TCL_LPF_BW,
|
||
|
+ CSR_2L_PXP_TXPLL_TCL_LPF_BW, 0x3);
|
||
|
+
|
||
|
+ airoha_phy_pma0_set_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_TXPLL_CKOUT,
|
||
|
+ PCIE_FORCE_SEL_DA_PXP_TXPLL_CKOUT_EN);
|
||
|
+ airoha_phy_pma0_set_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_TXPLL_CKOUT,
|
||
|
+ PCIE_FORCE_DA_PXP_TXPLL_CKOUT_EN);
|
||
|
+ airoha_phy_pma1_set_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_TXPLL_CKOUT,
|
||
|
+ PCIE_FORCE_SEL_DA_PXP_TXPLL_CKOUT_EN);
|
||
|
+ airoha_phy_pma1_set_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_TXPLL_CKOUT,
|
||
|
+ PCIE_FORCE_DA_PXP_TXPLL_CKOUT_EN);
|
||
|
+ airoha_phy_pma0_set_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_TXPLL_CKOUT,
|
||
|
+ PCIE_FORCE_SEL_DA_PXP_TXPLL_EN);
|
||
|
+ airoha_phy_pma0_set_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_TXPLL_CKOUT,
|
||
|
+ PCIE_FORCE_DA_PXP_TXPLL_EN);
|
||
|
+ airoha_phy_pma1_set_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_TXPLL_CKOUT,
|
||
|
+ PCIE_FORCE_SEL_DA_PXP_TXPLL_EN);
|
||
|
+ airoha_phy_pma1_set_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_TXPLL_CKOUT,
|
||
|
+ PCIE_FORCE_DA_PXP_TXPLL_EN);
|
||
|
+}
|
||
|
+
|
||
|
+static void airoha_pcie_phy_init_ssc_jcpll(struct airoha_pcie_phy *pcie_phy)
|
||
|
+{
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_JCPLL_SSC_DELTA1,
|
||
|
+ CSR_2L_PXP_JCPLL_SSC_DELTA1, 0x106);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_JCPLL_SSC_DELTA1,
|
||
|
+ CSR_2L_PXP_JCPLL_SSC_DELTA, 0x106);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_JCPLL_SSC_PERIOD,
|
||
|
+ CSR_2L_PXP_JCPLL_SSC_PERIOD, 0x31b);
|
||
|
+ airoha_phy_csr_2l_set_bits(pcie_phy, REG_CSR_2L_JCPLL_SSC,
|
||
|
+ CSR_2L_PXP_JCPLL_SSC_PHASE_INI);
|
||
|
+ airoha_phy_csr_2l_set_bits(pcie_phy, REG_CSR_2L_JCPLL_SSC,
|
||
|
+ CSR_2L_PXP_JCPLL_SSC_EN);
|
||
|
+ airoha_phy_csr_2l_set_bits(pcie_phy, REG_CSR_2L_JCPLL_SDM_IFM,
|
||
|
+ CSR_2L_PXP_JCPLL_SDM_IFM);
|
||
|
+ airoha_phy_csr_2l_set_bits(pcie_phy, REG_CSR_2L_JCPLL_SDM_HREN,
|
||
|
+ REG_CSR_2L_JCPLL_SDM_HREN);
|
||
|
+ airoha_phy_csr_2l_clear_bits(pcie_phy, REG_CSR_2L_JCPLL_RST_DLY,
|
||
|
+ CSR_2L_PXP_JCPLL_SDM_DI_EN);
|
||
|
+ airoha_phy_csr_2l_set_bits(pcie_phy, REG_CSR_2L_JCPLL_SSC,
|
||
|
+ CSR_2L_PXP_JCPLL_SSC_TRI_EN);
|
||
|
+}
|
||
|
+
|
||
|
+static void
|
||
|
+airoha_pcie_phy_set_rxlan0_signal_detect(struct airoha_pcie_phy *pcie_phy)
|
||
|
+{
|
||
|
+ airoha_phy_csr_2l_set_bits(pcie_phy, REG_CSR_2L_CDR0_PR_COR_HBW,
|
||
|
+ CSR_2L_PXP_CDR0_PR_LDO_FORCE_ON);
|
||
|
+
|
||
|
+ usleep_range(100, 200);
|
||
|
+
|
||
|
+ airoha_phy_pma0_update_field(pcie_phy, REG_PCIE_PMA_DIG_RESERVE_19,
|
||
|
+ PCIE_PCP_RX_REV0_PCIE_GEN1, 0x18b0);
|
||
|
+ airoha_phy_pma0_update_field(pcie_phy, REG_PCIE_PMA_DIG_RESERVE_20,
|
||
|
+ PCIE_PCP_RX_REV0_PCIE_GEN2, 0x18b0);
|
||
|
+ airoha_phy_pma0_update_field(pcie_phy, REG_PCIE_PMA_DIG_RESERVE_20,
|
||
|
+ PCIE_PCP_RX_REV0_PCIE_GEN3, 0x1030);
|
||
|
+
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_RX0_SIGDET_DCTEST,
|
||
|
+ CSR_2L_PXP_RX0_SIGDET_PEAK, 0x2);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_RX0_SIGDET_VTH_SEL,
|
||
|
+ CSR_2L_PXP_RX0_SIGDET_VTH_SEL, 0x5);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_RX0_REV0,
|
||
|
+ CSR_2L_PXP_VOS_PNINV, 0x2);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_RX0_SIGDET_DCTEST,
|
||
|
+ CSR_2L_PXP_RX0_SIGDET_LPF_CTRL, 0x1);
|
||
|
+
|
||
|
+ airoha_phy_pma0_update_field(pcie_phy, REG_PCIE_PMA_SS_RX_CAL2,
|
||
|
+ PCIE_CAL_OUT_OS, 0x0);
|
||
|
+
|
||
|
+ airoha_phy_csr_2l_set_bits(pcie_phy, REG_CSR_2L_PXP_RX0_FE_VB_EQ2,
|
||
|
+ CSR_2L_PXP_RX0_FE_VCM_GEN_PWDB);
|
||
|
+
|
||
|
+ airoha_phy_pma0_set_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_RX_FE_GAIN_CTRL,
|
||
|
+ PCIE_FORCE_SEL_DA_PXP_RX_FE_PWDB);
|
||
|
+ airoha_phy_pma0_update_field(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_RX_FE_GAIN_CTRL,
|
||
|
+ PCIE_FORCE_DA_PXP_RX_FE_GAIN_CTRL, 0x3);
|
||
|
+ airoha_phy_pma0_update_field(pcie_phy, REG_PCIE_PMA_RX_FORCE_MODE0,
|
||
|
+ PCIE_FORCE_DA_XPON_RX_FE_GAIN_CTRL, 0x1);
|
||
|
+ airoha_phy_pma0_update_field(pcie_phy, REG_PCIE_PMA_SS_RX_SIGDET0,
|
||
|
+ PCIE_SIGDET_WIN_NONVLD_TIMES, 0x3);
|
||
|
+ airoha_phy_pma0_clear_bits(pcie_phy, REG_PCIE_PMA_SEQUENCE_DISB_CTRL1,
|
||
|
+ PCIE_DISB_RX_SDCAL_EN);
|
||
|
+
|
||
|
+ airoha_phy_pma0_set_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_CTRL_SEQUENCE_FORCE_CTRL1,
|
||
|
+ PCIE_FORCE_RX_SDCAL_EN);
|
||
|
+ usleep_range(150, 200);
|
||
|
+ airoha_phy_pma0_clear_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_CTRL_SEQUENCE_FORCE_CTRL1,
|
||
|
+ PCIE_FORCE_RX_SDCAL_EN);
|
||
|
+}
|
||
|
+
|
||
|
+static void
|
||
|
+airoha_pcie_phy_set_rxlan1_signal_detect(struct airoha_pcie_phy *pcie_phy)
|
||
|
+{
|
||
|
+ airoha_phy_csr_2l_set_bits(pcie_phy, REG_CSR_2L_CDR1_PR_COR_HBW,
|
||
|
+ CSR_2L_PXP_CDR1_PR_LDO_FORCE_ON);
|
||
|
+
|
||
|
+ usleep_range(100, 200);
|
||
|
+
|
||
|
+ airoha_phy_pma1_update_field(pcie_phy, REG_PCIE_PMA_DIG_RESERVE_19,
|
||
|
+ PCIE_PCP_RX_REV0_PCIE_GEN1, 0x18b0);
|
||
|
+ airoha_phy_pma1_update_field(pcie_phy, REG_PCIE_PMA_DIG_RESERVE_20,
|
||
|
+ PCIE_PCP_RX_REV0_PCIE_GEN2, 0x18b0);
|
||
|
+ airoha_phy_pma1_update_field(pcie_phy, REG_PCIE_PMA_DIG_RESERVE_20,
|
||
|
+ PCIE_PCP_RX_REV0_PCIE_GEN3, 0x1030);
|
||
|
+
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_RX1_SIGDET_NOVTH,
|
||
|
+ CSR_2L_PXP_RX1_SIGDET_PEAK, 0x2);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_RX1_SIGDET_NOVTH,
|
||
|
+ CSR_2L_PXP_RX1_SIGDET_VTH_SEL, 0x5);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_RX1_REV0,
|
||
|
+ CSR_2L_PXP_VOS_PNINV, 0x2);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_RX1_DAC_RANGE_EYE,
|
||
|
+ CSR_2L_PXP_RX1_SIGDET_LPF_CTRL, 0x1);
|
||
|
+
|
||
|
+ airoha_phy_pma1_update_field(pcie_phy, REG_PCIE_PMA_SS_RX_CAL2,
|
||
|
+ PCIE_CAL_OUT_OS, 0x0);
|
||
|
+
|
||
|
+ airoha_phy_csr_2l_set_bits(pcie_phy, REG_CSR_2L_RX1_FE_VB_EQ1,
|
||
|
+ CSR_2L_PXP_RX1_FE_VCM_GEN_PWDB);
|
||
|
+
|
||
|
+ airoha_phy_pma1_set_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_RX_FE_GAIN_CTRL,
|
||
|
+ PCIE_FORCE_SEL_DA_PXP_RX_FE_PWDB);
|
||
|
+ airoha_phy_pma1_update_field(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_RX_FE_GAIN_CTRL,
|
||
|
+ PCIE_FORCE_DA_PXP_RX_FE_GAIN_CTRL, 0x3);
|
||
|
+ airoha_phy_pma1_update_field(pcie_phy, REG_PCIE_PMA_RX_FORCE_MODE0,
|
||
|
+ PCIE_FORCE_DA_XPON_RX_FE_GAIN_CTRL, 0x1);
|
||
|
+ airoha_phy_pma1_update_field(pcie_phy, REG_PCIE_PMA_SS_RX_SIGDET0,
|
||
|
+ PCIE_SIGDET_WIN_NONVLD_TIMES, 0x3);
|
||
|
+ airoha_phy_pma1_clear_bits(pcie_phy, REG_PCIE_PMA_SEQUENCE_DISB_CTRL1,
|
||
|
+ PCIE_DISB_RX_SDCAL_EN);
|
||
|
+
|
||
|
+ airoha_phy_pma1_set_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_CTRL_SEQUENCE_FORCE_CTRL1,
|
||
|
+ PCIE_FORCE_RX_SDCAL_EN);
|
||
|
+ usleep_range(150, 200);
|
||
|
+ airoha_phy_pma1_clear_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_CTRL_SEQUENCE_FORCE_CTRL1,
|
||
|
+ PCIE_FORCE_RX_SDCAL_EN);
|
||
|
+}
|
||
|
+
|
||
|
+static void airoha_pcie_phy_set_rxflow(struct airoha_pcie_phy *pcie_phy)
|
||
|
+{
|
||
|
+ airoha_phy_pma0_set_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_RX_SCAN_RST,
|
||
|
+ PCIE_FORCE_DA_PXP_RX_SIGDET_PWDB |
|
||
|
+ PCIE_FORCE_SEL_DA_PXP_RX_SIGDET_PWDB);
|
||
|
+ airoha_phy_pma1_set_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_RX_SCAN_RST,
|
||
|
+ PCIE_FORCE_DA_PXP_RX_SIGDET_PWDB |
|
||
|
+ PCIE_FORCE_SEL_DA_PXP_RX_SIGDET_PWDB);
|
||
|
+
|
||
|
+ airoha_phy_pma0_set_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_CDR_PD_PWDB,
|
||
|
+ PCIE_FORCE_DA_PXP_CDR_PD_PWDB |
|
||
|
+ PCIE_FORCE_SEL_DA_PXP_CDR_PD_PWDB);
|
||
|
+ airoha_phy_pma0_set_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_RX_FE_PWDB,
|
||
|
+ PCIE_FORCE_DA_PXP_RX_FE_PWDB |
|
||
|
+ PCIE_FORCE_SEL_DA_PXP_RX_FE_PWDB);
|
||
|
+ airoha_phy_pma1_set_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_CDR_PD_PWDB,
|
||
|
+ PCIE_FORCE_DA_PXP_CDR_PD_PWDB |
|
||
|
+ PCIE_FORCE_SEL_DA_PXP_CDR_PD_PWDB);
|
||
|
+ airoha_phy_pma1_set_bits(pcie_phy,
|
||
|
+ REG_PCIE_PMA_FORCE_DA_PXP_RX_FE_PWDB,
|
||
|
+ PCIE_FORCE_DA_PXP_RX_FE_PWDB |
|
||
|
+ PCIE_FORCE_SEL_DA_PXP_RX_FE_PWDB);
|
||
|
+
|
||
|
+ airoha_phy_csr_2l_set_bits(pcie_phy, REG_CSR_2L_RX0_PHYCK_DIV,
|
||
|
+ CSR_2L_PXP_RX0_PHYCK_RSTB |
|
||
|
+ CSR_2L_PXP_RX0_TDC_CK_SEL);
|
||
|
+ airoha_phy_csr_2l_set_bits(pcie_phy, REG_CSR_2L_RX1_PHYCK_DIV,
|
||
|
+ CSR_2L_PXP_RX1_PHYCK_RSTB |
|
||
|
+ CSR_2L_PXP_RX1_TDC_CK_SEL);
|
||
|
+
|
||
|
+ airoha_phy_pma0_set_bits(pcie_phy, REG_PCIE_PMA_SW_RESET,
|
||
|
+ PCIE_SW_RX_FIFO_RST | PCIE_SW_TX_RST |
|
||
|
+ PCIE_SW_PMA_RST | PCIE_SW_ALLPCS_RST |
|
||
|
+ PCIE_SW_TX_FIFO_RST);
|
||
|
+ airoha_phy_pma1_set_bits(pcie_phy, REG_PCIE_PMA_SW_RESET,
|
||
|
+ PCIE_SW_RX_FIFO_RST | PCIE_SW_TX_RST |
|
||
|
+ PCIE_SW_PMA_RST | PCIE_SW_ALLPCS_RST |
|
||
|
+ PCIE_SW_TX_FIFO_RST);
|
||
|
+
|
||
|
+ airoha_phy_csr_2l_set_bits(pcie_phy, REG_CSR_2L_PXP_RX0_FE_VB_EQ2,
|
||
|
+ CSR_2L_PXP_RX0_FE_VB_EQ2_EN |
|
||
|
+ CSR_2L_PXP_RX0_FE_VB_EQ3_EN);
|
||
|
+ airoha_phy_csr_2l_set_bits(pcie_phy, REG_CSR_2L_RX0_SIGDET_VTH_SEL,
|
||
|
+ CSR_2L_PXP_RX0_FE_VB_EQ1_EN);
|
||
|
+ airoha_phy_csr_2l_set_bits(pcie_phy, REG_CSR_2L_RX1_FE_VB_EQ1,
|
||
|
+ CSR_2L_PXP_RX1_FE_VB_EQ1_EN |
|
||
|
+ CSR_2L_PXP_RX1_FE_VB_EQ2_EN |
|
||
|
+ CSR_2L_PXP_RX1_FE_VB_EQ3_EN);
|
||
|
+
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_RX0_REV0,
|
||
|
+ CSR_2L_PXP_FE_GAIN_NORMAL_MODE, 0x4);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_RX0_REV0,
|
||
|
+ CSR_2L_PXP_FE_GAIN_TRAIN_MODE, 0x4);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_RX1_REV0,
|
||
|
+ CSR_2L_PXP_FE_GAIN_NORMAL_MODE, 0x4);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_RX1_REV0,
|
||
|
+ CSR_2L_PXP_FE_GAIN_TRAIN_MODE, 0x4);
|
||
|
+}
|
||
|
+
|
||
|
+static void airoha_pcie_phy_set_pr(struct airoha_pcie_phy *pcie_phy)
|
||
|
+{
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_CDR0_PR_VREG_IBAND,
|
||
|
+ CSR_2L_PXP_CDR0_PR_VREG_IBAND, 0x5);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_CDR0_PR_VREG_IBAND,
|
||
|
+ CSR_2L_PXP_CDR0_PR_VREG_CKBUF, 0x5);
|
||
|
+
|
||
|
+ airoha_phy_csr_2l_clear_bits(pcie_phy, REG_CSR_2L_CDR0_PR_CKREF_DIV,
|
||
|
+ CSR_2L_PXP_CDR0_PR_CKREF_DIV);
|
||
|
+ airoha_phy_csr_2l_clear_bits(pcie_phy, REG_CSR_2L_CDR0_PR_COR_HBW,
|
||
|
+ CSR_2L_PXP_CDR0_PR_CKREF_DIV1);
|
||
|
+
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy,
|
||
|
+ REG_CSR_2L_CDR1_PR_VREG_IBAND_VAL,
|
||
|
+ CSR_2L_PXP_CDR1_PR_VREG_IBAND, 0x5);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy,
|
||
|
+ REG_CSR_2L_CDR1_PR_VREG_IBAND_VAL,
|
||
|
+ CSR_2L_PXP_CDR1_PR_VREG_CKBUF, 0x5);
|
||
|
+
|
||
|
+ airoha_phy_csr_2l_clear_bits(pcie_phy, REG_CSR_2L_CDR1_PR_CKREF_DIV,
|
||
|
+ CSR_2L_PXP_CDR1_PR_CKREF_DIV);
|
||
|
+ airoha_phy_csr_2l_clear_bits(pcie_phy, REG_CSR_2L_CDR1_PR_COR_HBW,
|
||
|
+ CSR_2L_PXP_CDR1_PR_CKREF_DIV1);
|
||
|
+
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_CDR0_LPF_RATIO,
|
||
|
+ CSR_2L_PXP_CDR0_LPF_TOP_LIM, 0x20000);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_CDR1_LPF_RATIO,
|
||
|
+ CSR_2L_PXP_CDR1_LPF_TOP_LIM, 0x20000);
|
||
|
+
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_CDR0_PR_BETA_DAC,
|
||
|
+ CSR_2L_PXP_CDR0_PR_BETA_SEL, 0x2);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_CDR1_PR_BETA_DAC,
|
||
|
+ CSR_2L_PXP_CDR1_PR_BETA_SEL, 0x2);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_CDR0_PR_BETA_DAC,
|
||
|
+ CSR_2L_PXP_CDR0_PR_KBAND_DIV, 0x4);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_CDR1_PR_BETA_DAC,
|
||
|
+ CSR_2L_PXP_CDR1_PR_KBAND_DIV, 0x4);
|
||
|
+}
|
||
|
+
|
||
|
+static void airoha_pcie_phy_set_txflow(struct airoha_pcie_phy *pcie_phy)
|
||
|
+{
|
||
|
+ airoha_phy_csr_2l_set_bits(pcie_phy, REG_CSR_2L_TX0_CKLDO,
|
||
|
+ CSR_2L_PXP_TX0_CKLDO_EN);
|
||
|
+ airoha_phy_csr_2l_set_bits(pcie_phy, REG_CSR_2L_TX1_CKLDO,
|
||
|
+ CSR_2L_PXP_TX1_CKLDO_EN);
|
||
|
+
|
||
|
+ airoha_phy_csr_2l_set_bits(pcie_phy, REG_CSR_2L_TX0_CKLDO,
|
||
|
+ CSR_2L_PXP_TX0_DMEDGEGEN_EN);
|
||
|
+ airoha_phy_csr_2l_set_bits(pcie_phy, REG_CSR_2L_TX1_CKLDO,
|
||
|
+ CSR_2L_PXP_TX1_DMEDGEGEN_EN);
|
||
|
+ airoha_phy_csr_2l_clear_bits(pcie_phy, REG_CSR_2L_TX1_MULTLANE,
|
||
|
+ CSR_2L_PXP_TX1_MULTLANE_EN);
|
||
|
+}
|
||
|
+
|
||
|
+static void airoha_pcie_phy_set_rx_mode(struct airoha_pcie_phy *pcie_phy)
|
||
|
+{
|
||
|
+ writel(0x804000, pcie_phy->pma0 + REG_PCIE_PMA_DIG_RESERVE_27);
|
||
|
+ airoha_phy_pma0_update_field(pcie_phy, REG_PCIE_PMA_DIG_RESERVE_18,
|
||
|
+ PCIE_PXP_RX_VTH_SEL_PCIE_G1, 0x5);
|
||
|
+ airoha_phy_pma0_update_field(pcie_phy, REG_PCIE_PMA_DIG_RESERVE_18,
|
||
|
+ PCIE_PXP_RX_VTH_SEL_PCIE_G2, 0x5);
|
||
|
+ airoha_phy_pma0_update_field(pcie_phy, REG_PCIE_PMA_DIG_RESERVE_18,
|
||
|
+ PCIE_PXP_RX_VTH_SEL_PCIE_G3, 0x5);
|
||
|
+ airoha_phy_pma0_set_bits(pcie_phy, REG_PCIE_PMA_DIG_RESERVE_30,
|
||
|
+ 0x77700);
|
||
|
+
|
||
|
+ airoha_phy_csr_2l_clear_bits(pcie_phy, REG_CSR_2L_CDR0_PR_MONCK,
|
||
|
+ CSR_2L_PXP_CDR0_PR_MONCK_ENABLE);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_CDR0_PR_MONCK,
|
||
|
+ CSR_2L_PXP_CDR0_PR_RESERVE0, 0x2);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy,
|
||
|
+ REG_CSR_2L_PXP_RX0_OSCAL_CTLE1IOS,
|
||
|
+ CSR_2L_PXP_RX0_PR_OSCAL_VGA1IOS, 0x19);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy,
|
||
|
+ REG_CSR_2L_PXP_RX0_OSCA_VGA1VOS,
|
||
|
+ CSR_2L_PXP_RX0_PR_OSCAL_VGA1VOS, 0x19);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy,
|
||
|
+ REG_CSR_2L_PXP_RX0_OSCA_VGA1VOS,
|
||
|
+ CSR_2L_PXP_RX0_PR_OSCAL_VGA2IOS, 0x14);
|
||
|
+
|
||
|
+ writel(0x804000, pcie_phy->pma1 + REG_PCIE_PMA_DIG_RESERVE_27);
|
||
|
+ airoha_phy_pma1_update_field(pcie_phy, REG_PCIE_PMA_DIG_RESERVE_18,
|
||
|
+ PCIE_PXP_RX_VTH_SEL_PCIE_G1, 0x5);
|
||
|
+ airoha_phy_pma1_update_field(pcie_phy, REG_PCIE_PMA_DIG_RESERVE_18,
|
||
|
+ PCIE_PXP_RX_VTH_SEL_PCIE_G2, 0x5);
|
||
|
+ airoha_phy_pma1_update_field(pcie_phy, REG_PCIE_PMA_DIG_RESERVE_18,
|
||
|
+ PCIE_PXP_RX_VTH_SEL_PCIE_G3, 0x5);
|
||
|
+
|
||
|
+ airoha_phy_pma1_set_bits(pcie_phy, REG_PCIE_PMA_DIG_RESERVE_30,
|
||
|
+ 0x77700);
|
||
|
+
|
||
|
+ airoha_phy_csr_2l_clear_bits(pcie_phy, REG_CSR_2L_CDR1_PR_MONCK,
|
||
|
+ CSR_2L_PXP_CDR1_PR_MONCK_ENABLE);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_CDR1_PR_MONCK,
|
||
|
+ CSR_2L_PXP_CDR1_PR_RESERVE0, 0x2);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_RX1_OSCAL_VGA1IOS,
|
||
|
+ CSR_2L_PXP_RX1_PR_OSCAL_VGA1IOS, 0x19);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_RX1_OSCAL_VGA1IOS,
|
||
|
+ CSR_2L_PXP_RX1_PR_OSCAL_VGA1VOS, 0x19);
|
||
|
+ airoha_phy_csr_2l_update_field(pcie_phy, REG_CSR_2L_RX1_OSCAL_VGA1IOS,
|
||
|
+ CSR_2L_PXP_RX1_PR_OSCAL_VGA2IOS, 0x14);
|
||
|
+}
|
||
|
+
|
||
|
+static void airoha_pcie_phy_load_kflow(struct airoha_pcie_phy *pcie_phy)
|
||
|
+{
|
||
|
+ airoha_phy_pma0_update_field(pcie_phy, REG_PCIE_PMA_DIG_RESERVE_12,
|
||
|
+ PCIE_FORCE_PMA_RX_SPEED, 0xa);
|
||
|
+ airoha_phy_pma1_update_field(pcie_phy, REG_PCIE_PMA_DIG_RESERVE_12,
|
||
|
+ PCIE_FORCE_PMA_RX_SPEED, 0xa);
|
||
|
+ airoha_phy_init_lane0_rx_fw_pre_calib(pcie_phy, PCIE_PORT_GEN3);
|
||
|
+ airoha_phy_init_lane1_rx_fw_pre_calib(pcie_phy, PCIE_PORT_GEN3);
|
||
|
+
|
||
|
+ airoha_phy_pma0_clear_bits(pcie_phy, REG_PCIE_PMA_DIG_RESERVE_12,
|
||
|
+ PCIE_FORCE_PMA_RX_SPEED);
|
||
|
+ airoha_phy_pma1_clear_bits(pcie_phy, REG_PCIE_PMA_DIG_RESERVE_12,
|
||
|
+ PCIE_FORCE_PMA_RX_SPEED);
|
||
|
+ usleep_range(100, 200);
|
||
|
+
|
||
|
+ airoha_phy_init_lane0_rx_fw_pre_calib(pcie_phy, PCIE_PORT_GEN2);
|
||
|
+ airoha_phy_init_lane1_rx_fw_pre_calib(pcie_phy, PCIE_PORT_GEN2);
|
||
|
+}
|
||
|
+
|
||
|
+/**
|
||
|
+ * airoha_pcie_phy_init() - Initialize the phy
|
||
|
+ * @phy: the phy to be initialized
|
||
|
+ *
|
||
|
+ * Initialize the phy registers.
|
||
|
+ * The hardware settings will be reset during suspend, it should be
|
||
|
+ * reinitialized when the consumer calls phy_init() again on resume.
|
||
|
+ */
|
||
|
+static int airoha_pcie_phy_init(struct phy *phy)
|
||
|
+{
|
||
|
+ struct airoha_pcie_phy *pcie_phy = phy_get_drvdata(phy);
|
||
|
+
|
||
|
+ /* enable load FLL-K flow */
|
||
|
+ airoha_phy_pma0_set_bits(pcie_phy, REG_PCIE_PMA_DIG_RESERVE_14,
|
||
|
+ PCIE_FLL_LOAD_EN);
|
||
|
+ airoha_phy_pma1_set_bits(pcie_phy, REG_PCIE_PMA_DIG_RESERVE_14,
|
||
|
+ PCIE_FLL_LOAD_EN);
|
||
|
+
|
||
|
+ airoha_pcie_phy_init_default(pcie_phy);
|
||
|
+ airoha_pcie_phy_init_clk_out(pcie_phy);
|
||
|
+ airoha_pcie_phy_init_csr_2l(pcie_phy);
|
||
|
+
|
||
|
+ usleep_range(100, 200);
|
||
|
+
|
||
|
+ airoha_pcie_phy_init_rx(pcie_phy);
|
||
|
+ /* phase 1, no ssc for K TXPLL */
|
||
|
+ airoha_pcie_phy_init_jcpll(pcie_phy);
|
||
|
+
|
||
|
+ usleep_range(500, 600);
|
||
|
+
|
||
|
+ /* TX PLL settings */
|
||
|
+ airoha_pcie_phy_txpll(pcie_phy);
|
||
|
+
|
||
|
+ usleep_range(200, 300);
|
||
|
+
|
||
|
+ /* SSC JCPLL setting */
|
||
|
+ airoha_pcie_phy_init_ssc_jcpll(pcie_phy);
|
||
|
+
|
||
|
+ usleep_range(100, 200);
|
||
|
+
|
||
|
+ /* Rx lan0 signal detect */
|
||
|
+ airoha_pcie_phy_set_rxlan0_signal_detect(pcie_phy);
|
||
|
+ /* Rx lan1 signal detect */
|
||
|
+ airoha_pcie_phy_set_rxlan1_signal_detect(pcie_phy);
|
||
|
+ /* RX FLOW */
|
||
|
+ airoha_pcie_phy_set_rxflow(pcie_phy);
|
||
|
+
|
||
|
+ usleep_range(100, 200);
|
||
|
+
|
||
|
+ airoha_pcie_phy_set_pr(pcie_phy);
|
||
|
+ /* TX FLOW */
|
||
|
+ airoha_pcie_phy_set_txflow(pcie_phy);
|
||
|
+
|
||
|
+ usleep_range(100, 200);
|
||
|
+ /* RX mode setting */
|
||
|
+ airoha_pcie_phy_set_rx_mode(pcie_phy);
|
||
|
+ /* Load K-Flow */
|
||
|
+ airoha_pcie_phy_load_kflow(pcie_phy);
|
||
|
+ airoha_phy_pma0_clear_bits(pcie_phy, REG_PCIE_PMA_SS_DA_XPON_PWDB0,
|
||
|
+ PCIE_DA_XPON_CDR_PR_PWDB);
|
||
|
+ airoha_phy_pma1_clear_bits(pcie_phy, REG_PCIE_PMA_SS_DA_XPON_PWDB0,
|
||
|
+ PCIE_DA_XPON_CDR_PR_PWDB);
|
||
|
+
|
||
|
+ usleep_range(100, 200);
|
||
|
+
|
||
|
+ airoha_phy_pma0_set_bits(pcie_phy, REG_PCIE_PMA_SS_DA_XPON_PWDB0,
|
||
|
+ PCIE_DA_XPON_CDR_PR_PWDB);
|
||
|
+ airoha_phy_pma1_set_bits(pcie_phy, REG_PCIE_PMA_SS_DA_XPON_PWDB0,
|
||
|
+ PCIE_DA_XPON_CDR_PR_PWDB);
|
||
|
+
|
||
|
+ usleep_range(100, 200);
|
||
|
+
|
||
|
+ return 0;
|
||
|
+}
|
||
|
+
|
||
|
+static int airoha_pcie_phy_exit(struct phy *phy)
|
||
|
+{
|
||
|
+ struct airoha_pcie_phy *pcie_phy = phy_get_drvdata(phy);
|
||
|
+
|
||
|
+ airoha_phy_pma0_clear_bits(pcie_phy, REG_PCIE_PMA_SW_RESET,
|
||
|
+ PCIE_PMA_SW_RST);
|
||
|
+ airoha_phy_pma1_clear_bits(pcie_phy, REG_PCIE_PMA_SW_RESET,
|
||
|
+ PCIE_PMA_SW_RST);
|
||
|
+ airoha_phy_csr_2l_clear_bits(pcie_phy, REG_CSR_2L_JCPLL_SSC,
|
||
|
+ CSR_2L_PXP_JCPLL_SSC_PHASE_INI |
|
||
|
+ CSR_2L_PXP_JCPLL_SSC_TRI_EN |
|
||
|
+ CSR_2L_PXP_JCPLL_SSC_EN);
|
||
|
+
|
||
|
+ return 0;
|
||
|
+}
|
||
|
+
|
||
|
+static const struct phy_ops airoha_pcie_phy_ops = {
|
||
|
+ .init = airoha_pcie_phy_init,
|
||
|
+ .exit = airoha_pcie_phy_exit,
|
||
|
+ .owner = THIS_MODULE,
|
||
|
+};
|
||
|
+
|
||
|
+static int airoha_pcie_phy_probe(struct platform_device *pdev)
|
||
|
+{
|
||
|
+ struct airoha_pcie_phy *pcie_phy;
|
||
|
+ struct device *dev = &pdev->dev;
|
||
|
+ struct phy_provider *provider;
|
||
|
+
|
||
|
+ pcie_phy = devm_kzalloc(dev, sizeof(*pcie_phy), GFP_KERNEL);
|
||
|
+ if (!pcie_phy)
|
||
|
+ return -ENOMEM;
|
||
|
+
|
||
|
+ pcie_phy->csr_2l = devm_platform_ioremap_resource_byname(pdev, "csr-2l");
|
||
|
+ if (IS_ERR(pcie_phy->csr_2l))
|
||
|
+ return dev_err_probe(dev, PTR_ERR(pcie_phy->csr_2l),
|
||
|
+ "Failed to map phy-csr-2l base\n");
|
||
|
+
|
||
|
+ pcie_phy->pma0 = devm_platform_ioremap_resource_byname(pdev, "pma0");
|
||
|
+ if (IS_ERR(pcie_phy->pma0))
|
||
|
+ return dev_err_probe(dev, PTR_ERR(pcie_phy->pma0),
|
||
|
+ "Failed to map phy-pma0 base\n");
|
||
|
+
|
||
|
+ pcie_phy->pma1 = devm_platform_ioremap_resource_byname(pdev, "pma1");
|
||
|
+ if (IS_ERR(pcie_phy->pma1))
|
||
|
+ return dev_err_probe(dev, PTR_ERR(pcie_phy->pma1),
|
||
|
+ "Failed to map phy-pma1 base\n");
|
||
|
+
|
||
|
+ pcie_phy->phy = devm_phy_create(dev, dev->of_node, &airoha_pcie_phy_ops);
|
||
|
+ if (IS_ERR(pcie_phy->phy))
|
||
|
+ return dev_err_probe(dev, PTR_ERR(pcie_phy->phy),
|
||
|
+ "Failed to create PCIe phy\n");
|
||
|
+
|
||
|
+ pcie_phy->dev = dev;
|
||
|
+ phy_set_drvdata(pcie_phy->phy, pcie_phy);
|
||
|
+
|
||
|
+ provider = devm_of_phy_provider_register(dev, of_phy_simple_xlate);
|
||
|
+ if (IS_ERR(provider))
|
||
|
+ return dev_err_probe(dev, PTR_ERR(provider),
|
||
|
+ "PCIe phy probe failed\n");
|
||
|
+
|
||
|
+ return 0;
|
||
|
+}
|
||
|
+
|
||
|
+static const struct of_device_id airoha_pcie_phy_of_match[] = {
|
||
|
+ { .compatible = "airoha,en7581-pcie-phy" },
|
||
|
+ { /* sentinel */ }
|
||
|
+};
|
||
|
+MODULE_DEVICE_TABLE(of, airoha_pcie_phy_of_match);
|
||
|
+
|
||
|
+static struct platform_driver airoha_pcie_phy_driver = {
|
||
|
+ .probe = airoha_pcie_phy_probe,
|
||
|
+ .driver = {
|
||
|
+ .name = "airoha-pcie-phy",
|
||
|
+ .of_match_table = airoha_pcie_phy_of_match,
|
||
|
+ },
|
||
|
+};
|
||
|
+module_platform_driver(airoha_pcie_phy_driver);
|
||
|
+
|
||
|
+MODULE_DESCRIPTION("Airoha PCIe PHY driver");
|
||
|
+MODULE_AUTHOR("Lorenzo Bianconi <lorenzo@kernel.org>");
|
||
|
+MODULE_LICENSE("GPL");
|