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// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "tegra20-colibri.dtsi"
/ {
model = "Toradex Colibri T20 256/512 MB on Iris";
compatible = "toradex,iris", "toradex,colibri_t20-512", "nvidia,tegra20";
aliases {
rtc0 = "/i2c@7000c000/rtc@68";
rtc1 = "/i2c@7000d000/tps6586x@34";
rtc2 = "/rtc@7000e000";
serial0 = &uarta;
serial1 = &uartd;
serial2 = &uartb;
};
chosen {
stdout-path = "serial0:115200n8";
};
host1x@50000000 {
hdmi@54280000 {
status = "okay";
hdmi-supply = <®_5v0>;
};
};
pinmux@70000014 {
state_default: pinmux {
ddc {
nvidia,tristate = <TEGRA_PIN_DISABLE>;
};
hotplug-detect {
nvidia,tristate = <TEGRA_PIN_DISABLE>;
};
mmc {
nvidia,tristate = <TEGRA_PIN_DISABLE>;
};
uart-a {
nvidia,tristate = <TEGRA_PIN_DISABLE>;
};
uart-b {
nvidia,tristate = <TEGRA_PIN_DISABLE>;
};
};
};
serial@70006000 {
status = "okay";
};
serial@70006300 {
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>;
/* M41T0M6 real time clock on carrier board */
rtc@68 {
compatible = "st,m41t0";
reg = <0x68>;
};
};
/* GEN2_I2C: unused */
/* CAM_I2C (I2C3): unused */
/* DDC_CLOCK/DATA on X3 pin 15/16 (e.g. display EDID) */
i2c_ddc: i2c@7000c400 {
status = "okay";
};
/* EHCI instance 0: USB1_DP/N -> USBC_P/N */
usb@c5000000 {
status = "okay";
};
usb-phy@c5000000 {
status = "okay";
vbus-supply = <®_usbc_vbus>;
};
/* EHCI instance 2: USB3_DP/N -> USBH_P/N */
usb@c5008000 {
status = "okay";
};
usb-phy@c5008000 {
status = "okay";
vbus-supply = <®_usbh_vbus>;
};
sdhci@c8000600 {
status = "okay";
bus-width = <4>;
no-1-8-v;
};
reg_3v3: regulator-3v3 {
compatible = "regulator-fixed";
regulator-name = "3.3V";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
};
reg_5v0: regulator-5v0 {
compatible = "regulator-fixed";
regulator-name = "5V";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
};
reg_usbc_vbus: regulator-usbc-vbus {
compatible = "regulator-fixed";
regulator-name = "VCC_USB2";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
vin-supply = <®_5v0>;
};
/* USBH_PEN resp. USB_P_EN */
reg_usbh_vbus: regulator-usbh-vbus {
compatible = "regulator-fixed";
regulator-name = "VCC_USB1";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
gpio = <&gpio TEGRA_GPIO(W, 2) GPIO_ACTIVE_LOW>;
vin-supply = <®_5v0>;
};
};
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