linux_dsm_epyc7002/arch/arm/boot/dts/tegra20-colibri-iris.dts
Marcel Ziswiler 3ef8af133e ARM: tegra: colibri_t20: iris: integrate i2c real time clock support
Integrate support for GEN1_I2C aka I2C_SDA/SCL on SODIMM pin 194/196 and
the M41T0M6 real time clock on the carrier board.

Signed-off-by: Marcel Ziswiler <marcel.ziswiler@toradex.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
2018-09-26 16:52:26 +02:00

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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@7000d000/tps6586x@34";
rtc1 = "/rtc@7000e000";
serial0 = &uarta;
serial1 = &uartd;
};
chosen {
stdout-path = "serial0:115200n8";
};
host1x@50000000 {
hdmi@54280000 {
status = "okay";
};
};
pinmux@70000014 {
state_default: pinmux {
hdint {
nvidia,tristate = <TEGRA_PIN_DISABLE>;
};
i2cddc {
nvidia,tristate = <TEGRA_PIN_DISABLE>;
};
sdio4 {
nvidia,tristate = <TEGRA_PIN_DISABLE>;
};
uarta {
nvidia,tristate = <TEGRA_PIN_DISABLE>;
};
uartd {
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>;
};
};
i2c_ddc: i2c@7000c400 {
status = "okay";
};
usb@c5000000 {
status = "okay";
};
usb-phy@c5000000 {
status = "okay";
};
usb@c5008000 {
status = "okay";
};
usb-phy@c5008000 {
status = "okay";
};
sdhci@c8000600 {
status = "okay";
bus-width = <4>;
vmmc-supply = <&vcc_sd_reg>;
vqmmc-supply = <&vcc_sd_reg>;
};
regulators {
regulator@0 {
compatible = "regulator-fixed";
reg = <0>;
regulator-name = "usb_host_vbus";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
regulator-boot-on;
regulator-always-on;
gpio = <&gpio TEGRA_GPIO(W, 2) GPIO_ACTIVE_HIGH>;
};
vcc_sd_reg: regulator@1 {
compatible = "regulator-fixed";
reg = <1>;
regulator-name = "vcc_sd";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-boot-on;
regulator-always-on;
};
};
};