tegra20-colibri.dts
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/dts-v1/;
#include "tegra20.dtsi"
/ {
model = "Toradex Colibri T20";
compatible = "toradex,colibri_t20", "nvidia,tegra20";
chosen {
stdout-path = &uarta;
};
aliases {
i2c0 = "/i2c@7000d000";
i2c1 = "/i2c@7000c000";
i2c2 = "/i2c@7000c400";
mmc0 = "/sdhci@c8000600";
usb0 = "/usb@c5000000";
usb1 = "/usb@c5004000"; /* On-module only, for ASIX */
usb2 = "/usb@c5008000";
};
host1x@50000000 {
dc@54200000 {
rgb {
status = "okay";
nvidia,panel = <&lcd_panel>;
display-timings {
timing@0 {
/* VESA VGA */
clock-frequency = <25175000>;
hactive = <640>;
vactive = <480>;
hback-porch = <48>;
hfront-porch = <16>;
hsync-len = <96>;
vback-porch = <31>;
vfront-porch = <11>;
vsync-len = <2>;
};
};
};
};
};
nand-controller@70008000 {
nvidia,wp-gpios = <&gpio TEGRA_GPIO(S, 0) GPIO_ACTIVE_HIGH>;
nvidia,width = <8>;
nvidia,timing = <15 100 25 80 25 10 15 10 100>;
nand@0 {
reg = <0>;
compatible = "nand-flash";
};
};
pwm@7000a000 {
status = "okay";
};
/*
* GEN1_I2C: I2C_SDA/SCL on SODIMM pin 194/196 (e.g. RTC on carrier
* board)
*/
i2c@7000c000 {
status = "okay";
clock-frequency = <400000>;
};
/* GEN2_I2C: unused */
/* DDC_CLOCK/DATA on X3 pin 15/16 (e.g. display EDID) */
i2c@7000c400 {
status = "okay";
clock-frequency = <10000>;
};
/*
* PWR_I2C: power I2C to PMIC and temperature sensor
*/
i2c@7000d000 {
status = "okay";
clock-frequency = <100000>;
};
/* EHCI instance 0: USB1_DP/N -> USBC_P/N */
usb@c5000000 {
status = "okay";
dr_mode = "otg";
};
/* EHCI instance 1: ULPI -> USB3340 -> AX88772B */
usb@c5004000 {
status = "okay";
/* ULPI_RESET */
nvidia,phy-reset-gpio =
<&gpio TEGRA_GPIO(V, 1) GPIO_ACTIVE_LOW>;
/* VBUS_LAN */
nvidia,vbus-gpio = <&gpio TEGRA_GPIO(BB, 1) GPIO_ACTIVE_HIGH>;
};
/* EHCI instance 2: USB3_DP/N -> USBH_P/N */
usb@c5008000 {
status = "okay";
/* USBH_PEN */
nvidia,vbus-gpio = <&gpio TEGRA_GPIO(W, 2) GPIO_ACTIVE_LOW>;
};
sdhci@c8000600 {
status = "okay";
bus-width = <4>;
cd-gpios = <&gpio TEGRA_GPIO(C, 7) GPIO_ACTIVE_LOW>;
};
backlight: backlight {
compatible = "pwm-backlight";
brightness-levels = <255 128 64 32 16 8 4 0>;
default-brightness-level = <6>;
/* BL_ON */
enable-gpios = <&gpio TEGRA_GPIO(T, 4) GPIO_ACTIVE_HIGH>;
power-supply = <®_3v3>;
/* PWM<A> */
pwms = <&pwm 0 5000000>;
};
clocks {
compatible = "simple-bus";
#address-cells = <1>;
#size-cells = <0>;
clk32k_in: clock@0 {
compatible = "fixed-clock";
reg=<0>;
#clock-cells = <0>;
clock-frequency = <32768>;
};
};
lcd_panel: panel {
/*
* edt,et057090dhu: EDT 5.7" LCD TFT
* edt,et070080dh6: EDT 7.0" LCD TFT
*/
compatible = "edt,et057090dhu", "simple-panel";
backlight = <&backlight>;
};
regulators {
compatible = "simple-bus";
#address-cells = <1>;
#size-cells = <0>;
reg_3v3: regulator@0 {
compatible = "regulator-fixed";
reg = <0>;
regulator-name = "+V3.3";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-always-on;
};
};
};
&uarta {
status = "okay";
};