28f645fc94
This patch adds phy tuning parameters for usbphyc port0 (USBH controller) and usbphyc port1 (OTG controller). Phy tuning parameters are used to adjust the phy settings to compensate parasitics, which can be due to USB receptacle, routing, and ESD protection component. Signed-off-by: Amelie Delaunay <amelie.delaunay@foss.st.com> Signed-off-by: Fabrice Gasnier <fabrice.gasnier@foss.st.com> Signed-off-by: Alexandre Torgue <alexandre.torgue@foss.st.com>
399 lines
7.8 KiB
Text
399 lines
7.8 KiB
Text
// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
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/*
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* Copyright (C) STMicroelectronics 2017 - All Rights Reserved
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* Author: Ludovic Barre <ludovic.barre@st.com> for STMicroelectronics.
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*/
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/dts-v1/;
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#include "stm32mp157c-ed1.dts"
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#include <dt-bindings/gpio/gpio.h>
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#include <dt-bindings/input/input.h>
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/ {
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model = "STMicroelectronics STM32MP157C eval daughter on eval mother";
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compatible = "st,stm32mp157c-ev1", "st,stm32mp157c-ed1", "st,stm32mp157";
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chosen {
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stdout-path = "serial0:115200n8";
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};
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aliases {
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serial0 = &uart4;
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serial1 = &usart3;
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ethernet0 = ðernet0;
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};
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clocks {
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clk_ext_camera: clk-ext-camera {
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#clock-cells = <0>;
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compatible = "fixed-clock";
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clock-frequency = <24000000>;
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};
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};
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joystick {
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compatible = "gpio-keys";
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pinctrl-0 = <&joystick_pins>;
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pinctrl-names = "default";
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button-0 {
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label = "JoySel";
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linux,code = <KEY_ENTER>;
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interrupt-parent = <&stmfx_pinctrl>;
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interrupts = <0 IRQ_TYPE_EDGE_RISING>;
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};
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button-1 {
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label = "JoyDown";
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linux,code = <KEY_DOWN>;
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interrupt-parent = <&stmfx_pinctrl>;
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interrupts = <1 IRQ_TYPE_EDGE_RISING>;
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};
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button-2 {
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label = "JoyLeft";
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linux,code = <KEY_LEFT>;
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interrupt-parent = <&stmfx_pinctrl>;
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interrupts = <2 IRQ_TYPE_EDGE_RISING>;
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};
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button-3 {
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label = "JoyRight";
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linux,code = <KEY_RIGHT>;
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interrupt-parent = <&stmfx_pinctrl>;
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interrupts = <3 IRQ_TYPE_EDGE_RISING>;
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};
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button-4 {
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label = "JoyUp";
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linux,code = <KEY_UP>;
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interrupt-parent = <&stmfx_pinctrl>;
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interrupts = <4 IRQ_TYPE_EDGE_RISING>;
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};
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};
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panel_backlight: panel-backlight {
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compatible = "gpio-backlight";
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gpios = <&gpiod 13 GPIO_ACTIVE_LOW>;
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default-on;
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status = "okay";
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};
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};
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&cec {
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pinctrl-names = "default";
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pinctrl-0 = <&cec_pins_a>;
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status = "okay";
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};
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&dcmi {
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status = "okay";
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pinctrl-names = "default", "sleep";
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pinctrl-0 = <&dcmi_pins_a>;
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pinctrl-1 = <&dcmi_sleep_pins_a>;
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port {
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dcmi_0: endpoint {
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remote-endpoint = <&ov5640_0>;
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bus-type = <5>;
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bus-width = <8>;
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hsync-active = <0>;
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vsync-active = <0>;
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pclk-sample = <1>;
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};
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};
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};
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&dsi {
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phy-dsi-supply = <®18>;
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status = "okay";
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ports {
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port@0 {
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reg = <0>;
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dsi_in: endpoint {
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remote-endpoint = <<dc_ep0_out>;
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};
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};
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port@1 {
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reg = <1>;
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dsi_out: endpoint {
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remote-endpoint = <&dsi_panel_in>;
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};
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};
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};
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panel-dsi@0 {
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compatible = "raydium,rm68200";
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reg = <0>;
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reset-gpios = <&gpiof 15 GPIO_ACTIVE_LOW>;
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backlight = <&panel_backlight>;
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power-supply = <&v3v3>;
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status = "okay";
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port {
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dsi_panel_in: endpoint {
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remote-endpoint = <&dsi_out>;
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};
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};
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};
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};
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ðernet0 {
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status = "okay";
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pinctrl-0 = <ðernet0_rgmii_pins_a>;
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pinctrl-1 = <ðernet0_rgmii_sleep_pins_a>;
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pinctrl-names = "default", "sleep";
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phy-mode = "rgmii-id";
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max-speed = <1000>;
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phy-handle = <&phy0>;
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mdio0 {
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#address-cells = <1>;
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#size-cells = <0>;
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compatible = "snps,dwmac-mdio";
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phy0: ethernet-phy@0 {
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reg = <0>;
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};
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};
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};
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&fmc {
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pinctrl-names = "default", "sleep";
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pinctrl-0 = <&fmc_pins_a>;
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pinctrl-1 = <&fmc_sleep_pins_a>;
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status = "okay";
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nand-controller@4,0 {
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status = "okay";
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nand@0 {
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reg = <0>;
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nand-on-flash-bbt;
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#address-cells = <1>;
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#size-cells = <1>;
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};
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};
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};
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&i2c2 {
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pinctrl-names = "default", "sleep";
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pinctrl-0 = <&i2c2_pins_a>;
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pinctrl-1 = <&i2c2_sleep_pins_a>;
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i2c-scl-rising-time-ns = <185>;
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i2c-scl-falling-time-ns = <20>;
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status = "okay";
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ov5640: camera@3c {
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compatible = "ovti,ov5640";
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reg = <0x3c>;
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clocks = <&clk_ext_camera>;
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clock-names = "xclk";
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DOVDD-supply = <&v2v8>;
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powerdown-gpios = <&stmfx_pinctrl 18 (GPIO_ACTIVE_HIGH | GPIO_PUSH_PULL)>;
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reset-gpios = <&stmfx_pinctrl 19 (GPIO_ACTIVE_LOW | GPIO_PUSH_PULL)>;
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rotation = <180>;
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status = "okay";
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port {
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ov5640_0: endpoint {
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remote-endpoint = <&dcmi_0>;
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bus-width = <8>;
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data-shift = <2>; /* lines 9:2 are used */
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hsync-active = <0>;
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vsync-active = <0>;
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pclk-sample = <1>;
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};
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};
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};
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stmfx: stmfx@42 {
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compatible = "st,stmfx-0300";
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reg = <0x42>;
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interrupts = <8 IRQ_TYPE_EDGE_RISING>;
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interrupt-parent = <&gpioi>;
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vdd-supply = <&v3v3>;
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stmfx_pinctrl: pinctrl {
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compatible = "st,stmfx-0300-pinctrl";
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gpio-controller;
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#gpio-cells = <2>;
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interrupt-controller;
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#interrupt-cells = <2>;
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gpio-ranges = <&stmfx_pinctrl 0 0 24>;
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joystick_pins: joystick-pins {
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pins = "gpio0", "gpio1", "gpio2", "gpio3", "gpio4";
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bias-pull-down;
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};
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};
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};
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};
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&i2c5 {
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pinctrl-names = "default", "sleep";
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pinctrl-0 = <&i2c5_pins_a>;
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pinctrl-1 = <&i2c5_sleep_pins_a>;
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i2c-scl-rising-time-ns = <185>;
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i2c-scl-falling-time-ns = <20>;
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status = "okay";
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};
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<dc {
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status = "okay";
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port {
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ltdc_ep0_out: endpoint@0 {
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reg = <0>;
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remote-endpoint = <&dsi_in>;
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};
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};
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};
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&m_can1 {
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pinctrl-names = "default", "sleep";
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pinctrl-0 = <&m_can1_pins_a>;
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pinctrl-1 = <&m_can1_sleep_pins_a>;
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status = "okay";
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};
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&qspi {
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pinctrl-names = "default", "sleep";
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pinctrl-0 = <&qspi_clk_pins_a &qspi_bk1_pins_a &qspi_bk2_pins_a>;
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pinctrl-1 = <&qspi_clk_sleep_pins_a &qspi_bk1_sleep_pins_a &qspi_bk2_sleep_pins_a>;
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reg = <0x58003000 0x1000>, <0x70000000 0x4000000>;
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#address-cells = <1>;
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#size-cells = <0>;
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status = "okay";
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flash0: mx66l51235l@0 {
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compatible = "jedec,spi-nor";
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reg = <0>;
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spi-rx-bus-width = <4>;
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spi-max-frequency = <108000000>;
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#address-cells = <1>;
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#size-cells = <1>;
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};
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flash1: mx66l51235l@1 {
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compatible = "jedec,spi-nor";
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reg = <1>;
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spi-rx-bus-width = <4>;
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spi-max-frequency = <108000000>;
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#address-cells = <1>;
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#size-cells = <1>;
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};
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};
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&sdmmc3 {
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pinctrl-names = "default", "opendrain", "sleep";
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pinctrl-0 = <&sdmmc3_b4_pins_a>;
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pinctrl-1 = <&sdmmc3_b4_od_pins_a>;
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pinctrl-2 = <&sdmmc3_b4_sleep_pins_a>;
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broken-cd;
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st,neg-edge;
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bus-width = <4>;
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vmmc-supply = <&v3v3>;
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status = "disabled";
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};
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&spi1 {
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pinctrl-names = "default";
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pinctrl-0 = <&spi1_pins_a>;
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status = "disabled";
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};
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&timers2 {
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/* spare dmas for other usage (un-delete to enable pwm capture) */
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/delete-property/dmas;
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/delete-property/dma-names;
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status = "disabled";
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pwm {
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pinctrl-0 = <&pwm2_pins_a>;
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pinctrl-1 = <&pwm2_sleep_pins_a>;
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pinctrl-names = "default", "sleep";
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status = "okay";
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};
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timer@1 {
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status = "okay";
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};
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};
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&timers8 {
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/delete-property/dmas;
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/delete-property/dma-names;
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status = "disabled";
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pwm {
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pinctrl-0 = <&pwm8_pins_a>;
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pinctrl-1 = <&pwm8_sleep_pins_a>;
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pinctrl-names = "default", "sleep";
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status = "okay";
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};
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timer@7 {
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status = "okay";
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};
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};
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&timers12 {
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/delete-property/dmas;
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/delete-property/dma-names;
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status = "disabled";
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pwm {
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pinctrl-0 = <&pwm12_pins_a>;
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pinctrl-1 = <&pwm12_sleep_pins_a>;
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pinctrl-names = "default", "sleep";
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status = "okay";
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};
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timer@11 {
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status = "okay";
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};
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};
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&usart3 {
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pinctrl-names = "default", "sleep", "idle";
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pinctrl-0 = <&usart3_pins_b>;
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pinctrl-1 = <&usart3_sleep_pins_b>;
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pinctrl-2 = <&usart3_idle_pins_b>;
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/*
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* HW flow control USART3_RTS is optional, and isn't default wired to
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* the connector. SB23 needs to be soldered in order to use it, and R77
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* (ETH_CLK) should be removed.
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*/
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uart-has-rtscts;
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status = "disabled";
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};
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&usbh_ehci {
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phys = <&usbphyc_port0>;
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status = "okay";
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};
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&usbotg_hs {
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pinctrl-0 = <&usbotg_hs_pins_a>;
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pinctrl-names = "default";
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phys = <&usbphyc_port1 0>;
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phy-names = "usb2-phy";
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status = "okay";
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};
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&usbphyc {
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status = "okay";
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};
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&usbphyc_port0 {
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st,tune-hs-dc-level = <2>;
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st,enable-fs-rftime-tuning;
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st,enable-hs-rftime-reduction;
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st,trim-hs-current = <15>;
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st,trim-hs-impedance = <1>;
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st,tune-squelch-level = <3>;
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st,tune-hs-rx-offset = <2>;
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st,no-lsfs-sc;
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};
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&usbphyc_port1 {
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st,tune-hs-dc-level = <2>;
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st,enable-fs-rftime-tuning;
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st,enable-hs-rftime-reduction;
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st,trim-hs-current = <15>;
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st,trim-hs-impedance = <1>;
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st,tune-squelch-level = <3>;
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st,tune-hs-rx-offset = <2>;
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st,no-lsfs-sc;
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};
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