[PATCH v1 01/19] ARM: dts: p1801-t: separate from common transformers tree
Svyatoslav Ryhel
clamor95 at gmail.com
Tue Aug 22 13:21:59 CEST 2023
P1801-T has significant differences (hdmi panel and backlight,
own power supply system) which makes use of common transformer
device tree complicated.
Signed-off-by: Svyatoslav Ryhel <clamor95 at gmail.com>
---
arch/arm/dts/tegra30-asus-p1801-t.dts | 205 +++++++++++++++++++++++++-
1 file changed, 198 insertions(+), 7 deletions(-)
diff --git a/arch/arm/dts/tegra30-asus-p1801-t.dts b/arch/arm/dts/tegra30-asus-p1801-t.dts
index 4b2dc61713..39f7caf8d0 100644
--- a/arch/arm/dts/tegra30-asus-p1801-t.dts
+++ b/arch/arm/dts/tegra30-asus-p1801-t.dts
@@ -1,18 +1,209 @@
// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
-#include "tegra30-asus-transformer.dtsi"
+#include <dt-bindings/input/input.h>
+#include "tegra30.dtsi"
/ {
model = "ASUS Portable AiO P1801-T";
compatible = "asus,p1801-t", "nvidia,tegra30";
- /delete-node/ host1x at 50000000;
- /delete-node/ pwm at 7000a000;
+ chosen {
+ stdout-path = &uarta;
+ };
- /delete-node/ backlight;
- /delete-node/ panel;
+ aliases {
+ i2c0 = &pwr_i2c;
+ i2c1 = &hdmi_ddc;
- /delete-node/ regulator-pnl;
- /delete-node/ regulator-bl;
+ mmc0 = &sdmmc4; /* eMMC */
+ mmc1 = &sdmmc1; /* uSD slot */
+
+ rtc0 = &pmic;
+ rtc1 = "/rtc at 7000e000";
+
+ usb0 = &usb1;
+ usb1 = &usb2; /* Mini USB */
+ usb2 = &usb3; /* Dock USB */
+ };
+
+ memory {
+ device_type = "memory";
+ reg = <0x80000000 0x80000000>;
+ };
+
+ host1x at 50000000 {
+ dc at 54200000 {
+ clocks = <&tegra_car TEGRA30_CLK_DISP1>,
+ <&tegra_car TEGRA30_CLK_PLL_D_OUT0>;
+
+ rgb {
+ status = "okay";
+
+ nvidia,panel = <&hdmi>;
+ };
+ };
+
+ hdmi: hdmi at 54280000 {
+ clocks = <&tegra_car TEGRA30_CLK_HDMI>,
+ <&tegra_car TEGRA30_CLK_PLL_D_OUT0>;
+
+ status = "okay";
+
+ hdmi-supply = <&hdmi_5v0_sys>;
+ pll-supply = <&vdd_1v8_vio>;
+ vdd-supply = <&hdmi_3v3_vdd>;
+
+ /* low: tablet, high: dock */
+ nvidia,hpd-gpio = <&gpio TEGRA_GPIO(H, 4) GPIO_ACTIVE_LOW>;
+ nvidia,ddc-i2c-bus = <&hdmi_ddc>;
+ };
+ };
+
+ uarta: serial at 70006000 {
+ status = "okay";
+ };
+
+ hdmi_ddc: i2c at 7000c700 {
+ status = "okay";
+ clock-frequency = <33000>;
+ };
+
+ pwr_i2c: i2c at 7000d000 {
+ status = "okay";
+ clock-frequency = <400000>;
+
+ /* Texas Instruments TPS659110 PMIC */
+ pmic: tps65911 at 2d {
+ compatible = "ti,tps65911";
+ reg = <0x2d>;
+
+ interrupts = <GIC_SPI 86 IRQ_TYPE_LEVEL_HIGH>;
+ #interrupt-cells = <2>;
+ interrupt-controller;
+
+ ti,system-power-controller;
+
+ #gpio-cells = <2>;
+ gpio-controller;
+
+ regulators {
+ vdd_1v8_vio: vddio {
+ regulator-name = "vdd_1v8_gen";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-always-on;
+ regulator-boot-on;
+ };
+
+ /* eMMC VDD */
+ vcore_emmc: ldo1 {
+ regulator-name = "vdd_emmc_core";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ };
+
+ /* uSD slot VDD */
+ vdd_usd: ldo2 {
+ regulator-name = "vdd_usd";
+ regulator-min-microvolt = <3100000>;
+ regulator-max-microvolt = <3100000>;
+ };
+
+ /* uSD slot VDDIO */
+ vddio_usd: ldo3 {
+ regulator-name = "vddio_usd";
+ regulator-min-microvolt = <3100000>;
+ regulator-max-microvolt = <3100000>;
+ regulator-always-on;
+ regulator-boot-on;
+ };
+ };
+ };
+ };
+
+ sdmmc1: sdhci at 78000000 {
+ status = "okay";
+ bus-width = <4>;
+
+ cd-gpios = <&gpio TEGRA_GPIO(I, 5) GPIO_ACTIVE_LOW>;
+ power-gpios = <&gpio TEGRA_GPIO(D, 7) GPIO_ACTIVE_HIGH>;
+
+ vmmc-supply = <&vdd_usd>;
+ vqmmc-supply = <&vddio_usd>;
+ };
+
+ sdmmc4: sdhci at 78000600 {
+ status = "okay";
+ bus-width = <8>;
+ non-removable;
+
+ vmmc-supply = <&vcore_emmc>;
+ vqmmc-supply = <&vdd_1v8_vio>;
+ };
+
+ /* USB via ASUS connector */
+ usb1: usb at 7d000000 {
+ status = "okay";
+ dr_mode = "otg";
+ };
+
+ /* Mini USB port */
+ usb2: usb at 7d004000 {
+ status = "okay";
+ nvidia,vbus-gpio = <&gpio TEGRA_GPIO(H, 7) GPIO_ACTIVE_HIGH>;
+ };
+
+ /* Dock's USB port */
+ usb3: usb at 7d008000 {
+ status = "okay";
+ };
+
+ /* PMIC has a built-in 32KHz oscillator which is used by PMC */
+ clk32k_in: clock-32k {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <32768>;
+ clock-output-names = "pmic-oscillator";
+ };
+
+ gpio-keys {
+ compatible = "gpio-keys";
+
+ key-power {
+ label = "Power";
+ gpios = <&gpio TEGRA_GPIO(V, 0) GPIO_ACTIVE_LOW>;
+ linux,code = <KEY_ENTER>;
+ };
+
+ key-volume-up {
+ label = "Volume Up";
+ gpios = <&gpio TEGRA_GPIO(Q, 2) GPIO_ACTIVE_LOW>;
+ linux,code = <KEY_UP>;
+ };
+
+ key-volume-down {
+ label = "Volume Down";
+ gpios = <&gpio TEGRA_GPIO(Q, 3) GPIO_ACTIVE_LOW>;
+ linux,code = <KEY_DOWN>;
+ };
+ };
+
+ hdmi_3v3_vdd: regulator-vdd {
+ compatible = "regulator-fixed";
+ regulator-name = "hdmi_3v3_vdd";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ gpio = <&gpio TEGRA_GPIO(H, 3) GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+ };
+
+ hdmi_5v0_sys: regulator-hdmi {
+ compatible = "regulator-fixed";
+ regulator-name = "hdmi_5v0_sys";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ gpio = <&gpio TEGRA_GPIO(P, 2) GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+ };
};
--
2.39.2
More information about the U-Boot
mailing list