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Diffstat (limited to 'arch/arm/boot/dts/tegra20-colibri-iris.dts')
-rw-r--r--arch/arm/boot/dts/tegra20-colibri-iris.dts200
1 files changed, 169 insertions, 31 deletions
diff --git a/arch/arm/boot/dts/tegra20-colibri-iris.dts b/arch/arm/boot/dts/tegra20-colibri-iris.dts
index 57f16c0e9917..d8004d68efa0 100644
--- a/arch/arm/boot/dts/tegra20-colibri-iris.dts
+++ b/arch/arm/boot/dts/tegra20-colibri-iris.dts
@@ -1,15 +1,21 @@
// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
+#include <dt-bindings/input/input.h>
#include "tegra20-colibri.dtsi"
/ {
- model = "Toradex Colibri T20 256/512 MB on Iris";
- compatible = "toradex,iris", "toradex,colibri_t20-512", "nvidia,tegra20";
+ model = "Toradex Colibri T20 on Iris";
+ compatible = "toradex,colibri_t20-iris", "toradex,colibri_t20",
+ "nvidia,tegra20";
aliases {
+ rtc0 = "/i2c@7000c000/rtc@68";
+ rtc1 = "/i2c@7000d000/pmic@34";
+ rtc2 = "/rtc@7000e000";
serial0 = &uarta;
serial1 = &uartd;
+ serial2 = &uartb;
};
chosen {
@@ -17,90 +23,222 @@
};
host1x@50000000 {
+ dc@54200000 {
+ rgb {
+ status = "okay";
+ nvidia,panel = <&panel>;
+ };
+ };
+
hdmi@54280000 {
status = "okay";
+ hdmi-supply = <&reg_5v0>;
};
};
pinmux@70000014 {
state_default: pinmux {
- hdint {
+ bl-on {
+ nvidia,tristate = <TEGRA_PIN_DISABLE>;
+ };
+
+ ddc {
+ nvidia,tristate = <TEGRA_PIN_DISABLE>;
+ };
+
+ hotplug-detect {
+ nvidia,tristate = <TEGRA_PIN_DISABLE>;
+ };
+
+ i2c {
+ nvidia,tristate = <TEGRA_PIN_DISABLE>;
+ };
+
+ lcd {
+ nvidia,tristate = <TEGRA_PIN_DISABLE>;
+ };
+
+ lm1 {
+ nvidia,tristate = <TEGRA_PIN_DISABLE>;
+ };
+
+ mmc {
+ nvidia,tristate = <TEGRA_PIN_DISABLE>;
+ };
+
+ mmccd {
+ nvidia,tristate = <TEGRA_PIN_DISABLE>;
+ };
+
+ pwm-a-b {
+ nvidia,tristate = <TEGRA_PIN_DISABLE>;
+ };
+
+ pwm-c-d {
+ nvidia,tristate = <TEGRA_PIN_DISABLE>;
+ };
+
+ ssp {
nvidia,tristate = <TEGRA_PIN_DISABLE>;
};
- i2cddc {
+ uart-a {
nvidia,tristate = <TEGRA_PIN_DISABLE>;
};
- sdio4 {
+ uart-b {
nvidia,tristate = <TEGRA_PIN_DISABLE>;
};
- uarta {
+ uart-c {
nvidia,tristate = <TEGRA_PIN_DISABLE>;
};
- uartd {
+ usbh-pen {
nvidia,tristate = <TEGRA_PIN_DISABLE>;
};
};
};
+ /* Colibri UART-A */
serial@70006000 {
status = "okay";
};
+ /* Colibri UART-C */
+ serial@70006040 {
+ status = "okay";
+ };
+
+ /* Colibri UART-B */
serial@70006300 {
status = "okay";
};
- i2c_ddc: i2c@7000c400 {
+ 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@7000c400 {
status = "okay";
};
+ /* EHCI instance 0: USB1_DP/N -> USBC_P/N */
usb@c5000000 {
status = "okay";
+ dr_mode = "otg";
};
usb-phy@c5000000 {
status = "okay";
+ vbus-supply = <&reg_usbc_vbus>;
};
+ /* EHCI instance 2: USB3_DP/N -> USBH_P/N */
usb@c5008000 {
status = "okay";
};
usb-phy@c5008000 {
status = "okay";
+ vbus-supply = <&reg_usbh_vbus>;
+ };
+
+ /* SPI4: Colibri SSP */
+ spi@7000da00 {
+ status = "okay";
+ spi-max-frequency = <25000000>;
};
+ /* SD/MMC */
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>;
- };
+ cd-gpios = <&gpio TEGRA_GPIO(C, 7) GPIO_ACTIVE_LOW>; /* MMCD */
+ no-1-8-v;
+ };
+
+ 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 = <&reg_3v3>;
+ pwms = <&pwm 0 5000000>; /* PWM<A> */
+ };
+
+ gpio-keys {
+ compatible = "gpio-keys";
- 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;
+ wakeup {
+ label = "SODIMM pin 45 wakeup";
+ gpios = <&gpio TEGRA_GPIO(V, 3) 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";
+ 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 = <&reg_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 = <&reg_5v0>;
+ };
};