blob: 1e5333fd437fec328c375935f18527cac003e903 [file] [log] [blame]
/* SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-3-Clause) */
/*
* Copyright (C) 2020 STMicroelectronics - All Rights Reserved
* Copyright (C) 2020 Ahmad Fatoum, Pengutronix
*/
/dts-v1/;
#include "stm32mp157.dtsi"
#include "stm32mp15xx-osd32.dtsi"
#include "stm32mp15xxac-pinctrl.dtsi"
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/pwm/pwm.h>
/ {
model = "Linux Automation MC-1 board";
compatible = "lxa,stm32mp157c-mc1", "st,stm32mp157";
aliases {
ethernet0 = &ethernet0;
mmc0 = &sdmmc1;
mmc1 = &sdmmc2;
serial0 = &uart4;
};
backlight: backlight {
compatible = "pwm-backlight";
pwms = <&backlight_pwm 1 100000 PWM_POLARITY_INVERTED>;
brightness-levels = <0 31 63 95 127 159 191 223 255>;
default-brightness-level = <7>;
power-supply = <&reg_5v2>; /* 3V3_BACKLIGHT */
};
chosen {
stdout-path = &uart4;
};
led-act {
compatible = "gpio-leds";
led-green {
label = "mc1:green:act";
gpios = <&gpioa 13 GPIO_ACTIVE_LOW>;
linux,default-trigger = "heartbeat";
};
};
led-rgb {
compatible = "pwm-leds";
led-red {
label = "mc1:red:rgb";
pwms = <&leds_pwm 1 1000000 0>;
max-brightness = <255>;
active-low;
};
led-green {
label = "mc1:green:rgb";
pwms = <&leds_pwm 2 1000000 0>;
max-brightness = <255>;
active-low;
};
led-blue {
label = "mc1:blue:rgb";
pwms = <&leds_pwm 3 1000000 0>;
max-brightness = <255>;
active-low;
};
};
panel: panel {
compatible = "edt,etm0700g0edh6", "simple-panel";
backlight = <&backlight>;
enable-gpios = <&gpiod 4 GPIO_ACTIVE_HIGH>;
power-supply = <&reg_3v3>;
port {
panel_input: endpoint {
remote-endpoint = <&ltdc_ep0_out>;
};
};
};
reg_3v3: regulator_3v3 {
compatible = "regulator-fixed";
regulator-name = "3V3";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-always-on;
vin-supply = <&v3v3>;
};
/* supplied by either debug board or PoE */
reg_5v2: regulator_5v2 {
compatible = "regulator-fixed";
regulator-name = "5V2";
regulator-min-microvolt = <5200000>;
regulator-max-microvolt = <5200000>;
regulator-always-on;
};
};
&ethernet0 {
pinctrl-names = "default", "sleep";
pinctrl-0 = <&ethernet0_rgmii_pins_b>;
pinctrl-1 = <&ethernet0_rgmii_sleep_pins_b>;
phy-mode = "rgmii-id";
phy-handle = <&ethphy>;
status = "okay";
mdio0 {
compatible = "snps,dwmac-mdio";
#address-cells = <1>;
#size-cells = <0>;
ethphy: ethernet-phy@3 { /* KSZ9031RN */
reg = <3>;
reset-gpios = <&gpiog 0 GPIO_ACTIVE_LOW>; /* ETH_RST# */
interrupt-parent = <&gpioa>;
interrupts = <6 IRQ_TYPE_EDGE_FALLING>; /* ETH_MDINT# */
reset-assert-us = <10000>;
reset-deassert-us = <300>;
micrel,force-master;
};
};
};
&gpioz {
gpio-line-names = "HWID0", "HWID1", "HWID2", "HWID3", "", "",
"HWID4", "HWID5";
};
&i2c5 {
pinctrl-names = "default", "sleep";
pinctrl-0 = <&i2c5_pins_b>;
pinctrl-1 = <&i2c5_sleep_pins_b>;
clock-frequency = <400000>;
status = "okay";
touchscreen@38 {
compatible = "edt,edt-ft5x06";
interrupt-parent = <&gpiod>;
interrupts = <11 IRQ_TYPE_EDGE_FALLING>; /* TOUCH_INT# */
vcc-supply = <&reg_3v3>;
reg = <0x38>;
reset-gpios = <&gpiof 8 GPIO_ACTIVE_LOW>; /* TOUCH_RESET# */
touchscreen-size-x = <1792>;
touchscreen-size-y = <1024>;
wakeup-source;
};
};
&ltdc {
pinctrl-names = "default", "sleep";
pinctrl-0 = <&ltdc_pins_c>;
pinctrl-1 = <&ltdc_sleep_pins_c>;
status = "okay";
port {
ltdc_ep0_out: endpoint@0 {
reg = <0>;
remote-endpoint = <&panel_input>;
};
};
};
&pmic {
regulators {
buck4-supply = <&reg_5v2>; /* VIN */
ldo2-supply = <&reg_5v2>; /* PMIC_LDO25IN */
ldo5-supply = <&reg_5v2>; /* PMIC_LDO25IN */
boost-supply = <&reg_5v2>; /* PMIC_BSTIN */
pwr_sw2-supply = <&bst_out>; /* PMIC_SWIN */
};
};
&sdmmc1 {
pinctrl-names = "default", "opendrain", "sleep";
pinctrl-0 = <&sdmmc1_b4_pins_a>;
pinctrl-1 = <&sdmmc1_b4_od_pins_a>;
pinctrl-2 = <&sdmmc1_b4_sleep_pins_a>;
bus-width = <4>;
cd-gpios = <&gpioh 3 GPIO_ACTIVE_LOW>;
disable-wp;
no-1-8-v;
st,neg-edge;
vmmc-supply = <&reg_3v3>;
status = "okay";
};
&sdmmc1_b4_pins_a {
/*
* board lacks external pull-ups on SDMMC lines. Class 10 SD refuses to
* work, thus enable internal pull-ups.
*/
pins1 {
/delete-property/ bias-disable;
bias-pull-up;
};
pins2 {
/delete-property/ bias-disable;
bias-pull-up;
};
};
&sdmmc2 {
pinctrl-names = "default", "opendrain", "sleep";
pinctrl-0 = <&sdmmc2_b4_pins_a &sdmmc2_d47_pins_b>;
pinctrl-1 = <&sdmmc2_b4_od_pins_a &sdmmc2_d47_pins_b>;
pinctrl-2 = <&sdmmc2_b4_sleep_pins_a &sdmmc2_d47_sleep_pins_b>;
bus-width = <8>;
mmc-ddr-3_3v;
no-1-8-v;
no-sd;
no-sdio;
non-removable;
st,neg-edge;
vmmc-supply = <&reg_3v3>;
status = "okay";
};
&timers3 {
status = "okay";
backlight_pwm: pwm {
pinctrl-names = "default", "sleep";
pinctrl-0 = <&pwm3_pins_b>;
pinctrl-1 = <&pwm3_sleep_pins_b>;
status = "okay";
};
};
&timers5 {
status = "okay";
leds_pwm: pwm {
pinctrl-names = "default", "sleep";
pinctrl-0 = <&pwm5_pins_b>;
pinctrl-1 = <&pwm5_sleep_pins_b>;
status = "okay";
};
};
&uart4 {
pinctrl-names = "default";
pinctrl-0 = <&uart4_pins_a>;
status = "okay";
};