tegrakernel/kernel/kernel-4.9/arch/arm/boot/dts/stih41x-b2020.dtsi

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2022-02-16 09:13:02 -06:00
/*
* Copyright (C) 2013 STMicroelectronics (R&D) Limited.
* Author: Srinivas Kandagatla <srinivas.kandagatla@st.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* publishhed by the Free Software Foundation.
*/
#include "stih41x-b2020x.dtsi"
#include <dt-bindings/gpio/gpio.h>
/ {
memory{
device_type = "memory";
reg = <0x40000000 0x80000000>;
};
chosen {
bootargs = "console=ttyAS0,115200 clk_ignore_unused";
linux,stdout-path = &sbc_serial1;
};
aliases {
ttyAS0 = &sbc_serial1;
ethernet1 = &ethernet1;
};
soc {
sbc_serial1: serial@fe531000 {
status = "okay";
};
leds {
compatible = "gpio-leds";
red {
label = "Front Panel LED";
gpios = <&pio4 1 GPIO_ACTIVE_HIGH>;
linux,default-trigger = "heartbeat";
};
green {
gpios = <&pio4 7 GPIO_ACTIVE_HIGH>;
default-state = "off";
};
};
i2c@fed40000 {
status = "okay";
};
/* HDMI Tx I2C */
i2c@fed41000 {
/* HDMI V1.3a supports Standard mode only */
clock-frequency = <100000>;
i2c-min-scl-pulse-width-us = <0>;
i2c-min-sda-pulse-width-us = <5>;
status = "okay";
};
i2c@fe540000 {
status = "okay";
};
i2c@fe541000 {
status = "okay";
};
ethernet1: dwmac@fef08000 {
status = "okay";
phy-mode = "rgmii-id";
max-speed = <1000>;
st,tx-retime-src = "clk_125";
snps,reset-gpio = <&pio3 0>;
snps,reset-active-low;
snps,reset-delays-us = <0 10000 10000>;
pinctrl-0 = <&pinctrl_rgmii1>;
};
mmc0: sdhci@fe81e000 {
bus-width = <8>;
};
};
};