linux/arch/arm/boot/dts/tegra30-colibri-eval-v3.dts
Marcel Ziswiler f7ce7658c0 ARM: tegra: colibri_t30: annotate unused i2c busses
Both GEN2_I2C as well as CAM_I2C (I2C3) are unused in our design.

Signed-off-by: Marcel Ziswiler <marcel.ziswiler@toradex.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
2018-09-26 16:48:07 +02:00

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// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include <dt-bindings/input/input.h>
#include "tegra30-colibri.dtsi"
/ {
model = "Toradex Colibri T30 on Colibri Evaluation Board";
compatible = "toradex,colibri_t30-eval-v3", "toradex,colibri_t30",
"nvidia,tegra30";
aliases {
rtc0 = "/i2c@7000c000/rtc@68";
rtc1 = "/i2c@7000d000/pmic@2d";
rtc2 = "/rtc@7000e000";
serial0 = &uarta;
serial1 = &uartb;
serial2 = &uartd;
};
chosen {
stdout-path = "serial0:115200n8";
};
host1x@50000000 {
dc@54200000 {
rgb {
status = "okay";
nvidia,panel = <&panel>;
};
};
hdmi@54280000 {
status = "okay";
hdmi-supply = <&reg_5v0>;
};
};
/* Colibri UART-A */
serial@70006000 {
status = "okay";
};
/* Colibri UART-C */
serial@70006040 {
status = "okay";
};
/* Colibri UART-B */
serial@70006300 {
status = "okay";
};
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>;
/* 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@7000c700 {
status = "okay";
};
/* SPI1: Colibri SSP */
spi@7000d400 {
status = "okay";
spi-max-frequency = <25000000>;
can@0 {
compatible = "microchip,mcp2515";
reg = <0>;
clocks = <&clk16m>;
interrupt-parent = <&gpio>;
/* CAN_INT */
interrupts = <TEGRA_GPIO(S, 0) IRQ_TYPE_EDGE_FALLING>;
spi-max-frequency = <10000000>;
vdd-supply = <&reg_3v3>;
xceiver-supply = <&reg_5v0>;
};
};
/* SD/MMC */
sdhci@78000200 {
status = "okay";
bus-width = <4>;
cd-gpios = <&gpio TEGRA_GPIO(C, 7) GPIO_ACTIVE_LOW>; /* MMCD */
no-1-8-v;
};
/* EHCI instance 0: USB1_DP/N -> USBC_P/N */
usb@7d000000 {
status = "okay";
dr_mode = "otg";
};
usb-phy@7d000000 {
status = "okay";
vbus-supply = <&reg_usbc_vbus>;
};
/* EHCI instance 2: USB3_DP/N -> USBH_P/N */
usb@7d008000 {
status = "okay";
};
usb-phy@7d008000 {
status = "okay";
vbus-supply = <&reg_usbh_vbus>;
};
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(V, 2) GPIO_ACTIVE_HIGH>;
power-supply = <&reg_3v3>;
pwms = <&pwm 0 5000000>; /* PWM<A> */
};
clk16m: osc3 {
compatible = "fixed-clock";
#clock-cells = <0>;
clock-frequency = <16000000>;
};
gpio-keys {
compatible = "gpio-keys";
wakeup {
label = "SODIMM pin 45 wakeup";
gpios = <&gpio TEGRA_GPIO(V, 1) GPIO_ACTIVE_HIGH>;
linux,code = <KEY_WAKEUP>;
debounce-interval = <10>;
wakeup-source;
};
};
panel: panel {
/*
* edt,et057090dhu: EDT 5.7" LCD TFT
* edt,et070080dh6: EDT 7.0" LCD TFT
*/
compatible = "edt,et057090dhu", "simple-panel";
backlight = <&backlight>;
power-supply = <&reg_3v3>;
};
reg_3v3: regulator-3v3 {
compatible = "regulator-fixed";
regulator-name = "3.3V_SW";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
};
reg_5v0: regulator-5v0 {
compatible = "regulator-fixed";
regulator-name = "5V_SW";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
};
reg_usbc_vbus: regulator-usbc-vbus {
compatible = "regulator-fixed";
regulator-name = "VCC_USB5";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
vin-supply = <&reg_5v0>;
};
/* USBH_PEN resp. USB_P_EN */
reg_usbh_vbus: regulator-usbh-vbus {
compatible = "regulator-fixed";
regulator-name = "VCC_USB[1-4]";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
gpio = <&gpio TEGRA_GPIO(W, 2) GPIO_ACTIVE_LOW>;
vin-supply = <&reg_5v0>;
};
};