v4.19.13 snapshot.
diff --git a/arch/arm/boot/dts/tegra124-apalis-v1.2-eval.dts b/arch/arm/boot/dts/tegra124-apalis-v1.2-eval.dts
new file mode 100644
index 0000000..8a8d5fa
--- /dev/null
+++ b/arch/arm/boot/dts/tegra124-apalis-v1.2-eval.dts
@@ -0,0 +1,250 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+/*
+ * Copyright 2016-2018 Toradex AG
+ */
+
+/dts-v1/;
+
+#include <dt-bindings/input/input.h>
+#include "tegra124-apalis-v1.2.dtsi"
+
+/ {
+ model = "Toradex Apalis TK1 on Apalis Evaluation Board";
+ compatible = "toradex,apalis-tk1-v1.2-eval", "toradex,apalis-tk1-eval",
+ "toradex,apalis-tk1", "nvidia,tegra124";
+
+ aliases {
+ rtc0 = "/i2c@7000c000/rtc@68";
+ rtc1 = "/i2c@7000d000/pmic@40";
+ rtc2 = "/rtc@7000e000";
+ serial0 = &uarta;
+ serial1 = &uartb;
+ serial2 = &uartc;
+ serial3 = &uartd;
+ };
+
+ chosen {
+ stdout-path = "serial0:115200n8";
+ };
+
+ pcie@1003000 {
+ pci@1,0 {
+ status = "okay";
+ };
+ };
+
+ host1x@50000000 {
+ hdmi@54280000 {
+ status = "okay";
+ };
+ };
+
+ /* Apalis UART1 */
+ serial@70006000 {
+ status = "okay";
+ };
+
+ /* Apalis UART2 */
+ serial@70006040 {
+ status = "okay";
+ };
+
+ /* Apalis UART3 */
+ serial@70006200 {
+ status = "okay";
+ };
+
+ /* Apalis UART4 */
+ serial@70006300 {
+ status = "okay";
+ };
+
+ pwm@7000a000 {
+ status = "okay";
+ };
+
+ /*
+ * GEN1_I2C: I2C1_SDA/SCL on MXM3 pin 209/211 (e.g. RTC on carrier
+ * board)
+ */
+ i2c@7000c000 {
+ status = "okay";
+ clock-frequency = <400000>;
+
+ pcie-switch@58 {
+ compatible = "plx,pex8605";
+ reg = <0x58>;
+ };
+
+ /* M41T0M6 real time clock on carrier board */
+ rtc@68 {
+ compatible = "st,m41t0";
+ reg = <0x68>;
+ };
+ };
+
+ /* GEN2_I2C: unused */
+
+ /*
+ * CAM_I2C: I2C3_SDA/SCL (CAM) on MXM3 pin 201/203 (e.g. camera sensor
+ * on carrier board)
+ */
+ i2c@7000c500 {
+ status = "okay";
+ clock-frequency = <400000>;
+ };
+
+ /*
+ * I2C4 (DDC): I2C4_SDA/SCL (DDC) on MXM3 pin 205/207
+ * (e.g. display EDID)
+ */
+ hdmi_ddc: i2c@7000c700 {
+ status = "okay";
+ };
+
+ /* SPI1: Apalis SPI1 */
+ spi@7000d400 {
+ status = "okay";
+ spi-max-frequency = <50000000>;
+
+ spidev0: spidev@0 {
+ compatible = "spidev";
+ reg = <0>;
+ spi-max-frequency = <50000000>;
+ };
+ };
+
+ /* SPI4: Apalis SPI2 */
+ spi@7000da00 {
+ status = "okay";
+ spi-max-frequency = <50000000>;
+
+ spidev1: spidev@0 {
+ compatible = "spidev";
+ reg = <0>;
+ spi-max-frequency = <50000000>;
+ };
+ };
+
+ /* Apalis Serial ATA */
+ sata@70020000 {
+ status = "okay";
+ };
+
+ hda@70030000 {
+ status = "okay";
+ };
+
+ usb@70090000 {
+ status = "okay";
+ };
+
+ /* Apalis MMC1 */
+ sdhci@700b0000 {
+ status = "okay";
+ /* MMC1_CD# */
+ cd-gpios = <&gpio TEGRA_GPIO(V, 3) GPIO_ACTIVE_LOW>;
+ bus-width = <4>;
+ vqmmc-supply = <&vddio_sdmmc1>;
+ };
+
+ /* Apalis SD1 */
+ sdhci@700b0400 {
+ status = "okay";
+ /* SD1_CD# */
+ cd-gpios = <&gpio TEGRA_GPIO(V, 2) GPIO_ACTIVE_LOW>;
+ bus-width = <4>;
+ vqmmc-supply = <&vddio_sdmmc3>;
+ };
+
+ /* EHCI instance 0: USB1_DP/N -> USBO1_DP/N */
+ usb@7d000000 {
+ status = "okay";
+ dr_mode = "otg";
+ };
+
+ usb-phy@7d000000 {
+ status = "okay";
+ vbus-supply = <®_usbo1_vbus>;
+ };
+
+ /* EHCI instance 1: USB2_DP/N -> USBH2_DP/N */
+ usb@7d004000 {
+ status = "okay";
+ };
+
+ usb-phy@7d004000 {
+ status = "okay";
+ vbus-supply = <®_usbh_vbus>;
+ };
+
+ /* EHCI instance 2: USB3_DP/N -> USBH4_DP/N */
+ usb@7d008000 {
+ status = "okay";
+ };
+
+ usb-phy@7d008000 {
+ status = "okay";
+ vbus-supply = <®_usbh_vbus>;
+ };
+
+ backlight: backlight {
+ compatible = "pwm-backlight";
+ pwms = <&pwm 3 5000000>; /* BKL1_PWM */
+ brightness-levels = <255 231 223 207 191 159 127 0>;
+ default-brightness-level = <6>;
+ /* BKL1_ON */
+ enable-gpios = <&gpio TEGRA_GPIO(BB, 5) GPIO_ACTIVE_HIGH>;
+ };
+
+ gpio-keys {
+ compatible = "gpio-keys";
+
+ wakeup {
+ label = "WAKE1_MICO";
+ gpios = <&gpio TEGRA_GPIO(DD, 3) GPIO_ACTIVE_LOW>;
+ linux,code = <KEY_WAKEUP>;
+ debounce-interval = <10>;
+ wakeup-source;
+ };
+ };
+
+ reg_5v0: regulator-5v0 {
+ compatible = "regulator-fixed";
+ regulator-name = "5V_SW";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ };
+
+ /* USBO1_EN */
+ reg_usbo1_vbus: regulator-usbo1-vbus {
+ compatible = "regulator-fixed";
+ regulator-name = "VCC_USBO1";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ gpio = <&gpio TEGRA_GPIO(T, 5) GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+ vin-supply = <®_5v0>;
+ };
+
+ /* USBH_EN */
+ reg_usbh_vbus: regulator-usbh-vbus {
+ compatible = "regulator-fixed";
+ regulator-name = "VCC_USBH(2A|2C|2D|3|4)";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ gpio = <&gpio TEGRA_GPIO(T, 6) GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+ vin-supply = <®_5v0>;
+ };
+};
+
+&gpio {
+ /* Apalis GPIO7 MXM3 pin 15 PLX PEX 8605 PCIe Switch Reset */
+ pex_perst_n {
+ gpio-hog;
+ gpios = <TEGRA_GPIO(DD, 1) GPIO_ACTIVE_HIGH>;
+ output-high;
+ line-name = "PEX_PERST_N";
+ };
+};