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lg: x3: Optimus 4X HD and Optimus Vu support
Signed-off-by: Svyatoslav Ryhel <clamor95@gmail.com>
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‎arch/arm/dts/Makefile‎

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@@ -230,6 +230,8 @@ dtb-$(CONFIG_ARCH_TEGRA) += \
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tegra30-beaver.dtb \
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tegra30-cardhu.dtb \
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tegra30-colibri.dtb \
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tegra30-lge-p880.dtb \
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tegra30-lge-p895.dtb \
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tegra30-tec-ng.dtb \
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tegra114-dalmore.dtb \
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tegra124-apalis.dtb \

‎arch/arm/dts/tegra30-lge-p880.dts‎

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// SPDX-License-Identifier: GPL-2.0-or-later
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/dts-v1/;
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#include "tegra30-lge-x3.dtsi"
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/ {
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model = "LG Optimus 4X HD";
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compatible = "lge,p880", "nvidia,tegra30";
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aliases {
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mmc1 = &sdmmc3; /* uSD slot */
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};
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host1x@50000000 {
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status = "okay";
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dc@54200000 {
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status = "okay";
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rgb {
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status = "okay";
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nvidia,panel = <&bridge>;
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display-timings {
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timing@0 {
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/* 1280x720@60Hz */
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clock-frequency = <68000000>;
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hactive = <720>;
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vactive = <1280>;
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hfront-porch = <92>;
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hback-porch = <62>;
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hsync-len = <4>;
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vsync-len = <1>;
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vfront-porch = <6>;
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vback-porch = <3>;
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};
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};
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};
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};
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};
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sdmmc3: sdhci@78000400 {
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status = "okay";
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bus-width = <4>;
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cd-gpios = <&gpio TEGRA_GPIO(W, 5) GPIO_ACTIVE_LOW>;
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vmmc-supply = <&vdd_usd>;
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vqmmc-supply = <&vdd_1v8_vio>;
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};
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gpio-keyboard {
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key-volume-up {
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label = "Volume Up";
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gpios = <&gpio TEGRA_GPIO(O, 7) GPIO_ACTIVE_LOW>;
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linux,code = <KEY_UP>;
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};
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};
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panel: panel {
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compatible = "jdi,dx12d100vm0eaa";
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enable-gpios = <&gpio TEGRA_GPIO(Y, 0) GPIO_ACTIVE_HIGH>;
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reset-gpios = <&gpio TEGRA_GPIO(W, 0) GPIO_ACTIVE_HIGH>;
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backlight = <&backlight>;
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bridge-spi = <&spi_bus>;
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};
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};

‎arch/arm/dts/tegra30-lge-p895.dts‎

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// SPDX-License-Identifier: GPL-2.0-or-later
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/dts-v1/;
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#include "tegra30-lge-x3.dtsi"
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/ {
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model = "LG Optimus Vu";
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compatible = "lge,p895", "nvidia,tegra30";
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host1x@50000000 {
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status = "okay";
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dc@54200000 {
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status = "okay";
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rgb {
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status = "okay";
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nvidia,panel = <&bridge>;
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display-timings {
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timing@0 {
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/* 1024x768@60Hz */
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clock-frequency = <62000000>;
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hactive = <768>;
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vactive = <1024>;
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hfront-porch = <116>;
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hback-porch = <81>;
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hsync-len = <5>;
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vsync-len = <2>;
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vfront-porch = <24>;
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vback-porch = <8>;
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};
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};
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};
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};
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};
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gpio-keyboard {
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key-volume-up {
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label = "Volume Up";
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gpios = <&gpio TEGRA_GPIO(I, 6) GPIO_ACTIVE_LOW>;
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linux,code = <KEY_UP>;
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};
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};
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panel: panel {
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compatible = "hitachi,tx13d100vm0eaa";
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reset-gpios = <&gpio TEGRA_GPIO(W, 0) GPIO_ACTIVE_HIGH>;
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vcc-supply = <&vcc_3v0_lcd>;
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iovcc-supply = <&iovcc_1v8_lcd>;
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backlight = <&backlight>;
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bridge-spi = <&spi_bus>;
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};
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regulators {
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compatible = "simple-bus";
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#address-cells = <1>;
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#size-cells = <0>;
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vcc_3v0_lcd: regulator@0 {
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compatible = "regulator-fixed";
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reg = <0>;
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regulator-name = "vcc_3v0_lcd";
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regulator-min-microvolt = <3000000>;
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regulator-max-microvolt = <3000000>;
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gpio = <&gpio TEGRA_GPIO(BB, 0) GPIO_ACTIVE_HIGH>;
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enable-active-high;
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};
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iovcc_1v8_lcd: regulator@1 {
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compatible = "regulator-fixed";
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reg = <1>;
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regulator-name = "iovcc_1v8_lcd";
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <1800000>;
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gpio = <&gpio TEGRA_GPIO(Y, 0) GPIO_ACTIVE_HIGH>;
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enable-active-high;
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};
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};
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};

‎arch/arm/dts/tegra30-lge-x3.dtsi‎

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// SPDX-License-Identifier: GPL-2.0-or-later
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#include <dt-bindings/input/gpio-keys.h>
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#include <dt-bindings/input/linux-event-codes.h>
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#include "tegra30.dtsi"
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/ {
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chosen {
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stdout-path = &uartd;
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};
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aliases {
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i2c0 = &pwr_i2c;
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i2c1 = &gen2_i2c;
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mmc0 = &sdmmc4; /* eMMC */
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rtc0 = &pmic;
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rtc1 = "/rtc@7000e000";
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spi0 = &dsi_spi;
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usb0 = &micro_usb;
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};
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memory {
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device_type = "memory";
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reg = <0x80000000 0x40000000>;
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};
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uartd: serial@70006300 {
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status = "okay";
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};
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gen2_i2c: i2c@7000c400 {
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status = "okay";
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clock-frequency = <400000>;
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backlight: lm3533@36 {
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compatible = "ti,lm3533";
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reg = <0x36>;
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enable-gpios = <&gpio TEGRA_GPIO(N, 6) GPIO_ACTIVE_HIGH>;
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};
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muic@44 {
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compatible = "maxim,max14526-muic";
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reg = <0x44>;
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maxim,ap-usb;
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usif-gpios = <&gpio TEGRA_GPIO(Y, 3) GPIO_ACTIVE_HIGH>;
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dp2t-gpios = <&gpio TEGRA_GPIO(CC, 2) GPIO_ACTIVE_HIGH>;
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};
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};
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pwr_i2c: i2c@7000d000 {
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status = "okay";
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clock-frequency = <400000>;
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pmic: max77663@1c {
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compatible = "maxim,max77663";
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reg = <0x1c>;
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interrupts = <GIC_SPI 86 IRQ_TYPE_LEVEL_HIGH>;
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#interrupt-cells = <2>;
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interrupt-controller;
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#gpio-cells = <2>;
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gpio-controller;
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system-power-controller;
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regulators {
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vdd_1v8_vio: sd2 {
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regulator-name = "vdd_1v8_gen";
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <1800000>;
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regulator-always-on;
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regulator-boot-on;
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};
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vdd_usd: ldo3 {
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regulator-name = "vdd_sdmmc3";
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regulator-min-microvolt = <3000000>;
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regulator-max-microvolt = <3000000>;
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regulator-always-on;
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regulator-boot-on;
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};
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vcore_emmc: ldo5 {
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regulator-name = "vdd_ddr_rx";
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regulator-min-microvolt = <2850000>;
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regulator-max-microvolt = <2850000>;
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regulator-always-on;
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regulator-boot-on;
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};
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};
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};
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};
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dsi_spi: spi@7000dc00 {
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status = "okay";
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spi-max-frequency = <25000000>;
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spi_bus: bridge-spi@2 {
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compatible = "lge,bridge-spi";
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reg = <2>;
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spi-cpol;
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spi-cpha;
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spi-max-frequency = <1000000>;
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};
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};
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sdmmc4: sdhci@78000600 {
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status = "okay";
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bus-width = <8>;
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non-removable;
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vmmc-supply = <&vcore_emmc>;
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vqmmc-supply = <&vdd_1v8_vio>;
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};
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micro_usb: usb@7d000000 {
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status = "okay";
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dr_mode = "otg";
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};
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clocks {
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compatible = "simple-bus";
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#address-cells = <1>;
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#size-cells = <0>;
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clk32k_in: clock@0 {
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compatible = "fixed-clock";
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reg = <0>;
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#clock-cells = <0>;
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clock-frequency = <32768>;
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};
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};
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gpio-keyboard {
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compatible = "gpio-kbd";
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key-power {
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label = "Power";
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gpios = <&gpio TEGRA_GPIO(C, 7) GPIO_ACTIVE_LOW>;
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linux,code = <KEY_ENTER>;
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};
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key-volume-down {
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label = "Volume Down";
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gpios = <&gpio TEGRA_GPIO(O, 4) GPIO_ACTIVE_LOW>;
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linux,code = <KEY_DOWN>;
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};
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};
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bridge: bridge {
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compatible = "solomon,ssd2825";
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enable-gpios = <&gpio TEGRA_GPIO(B, 1) GPIO_ACTIVE_HIGH>;
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reset-gpios = <&gpio TEGRA_GPIO(O, 2) GPIO_ACTIVE_HIGH>;
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panel = <&panel>;
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};
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};

‎arch/arm/mach-tegra/tegra30/Kconfig‎

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@@ -28,6 +28,10 @@ config TARGET_TRANSFORMER_T30
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bool "Asus Tegra30 Transformer board"
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select BOARD_LATE_INIT
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config TARGET_X3_T30
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bool "LG X3 Tegra30 board"
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select BOARD_LATE_INIT
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endchoice
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config SYS_SOC
@@ -39,5 +43,6 @@ source "board/nvidia/beaver/Kconfig"
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source "board/nvidia/cardhu/Kconfig"
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source "board/toradex/colibri_t30/Kconfig"
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source "board/avionic-design/tec-ng/Kconfig"
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source "board/lg/x3-t30/Kconfig"
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endif

‎board/lg/x3-t30/Kconfig‎

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if TARGET_X3_T30
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config SYS_BOARD
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default "x3-t30"
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config SYS_VENDOR
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default "lg"
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config SYS_CONFIG_NAME
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default "x3-t30"
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config DEVICE_P880
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bool "Enable support for LG Optimus 4X HD"
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default n
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help
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LG Optimus 4X HD derives from x3 board but has slight
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differences.
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config DEVICE_P895
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bool "Enable support for LG Optimus Vu"
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default n
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help
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LG Optimus Vu derives from x3 board but has slight
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differences.
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endif

‎board/lg/x3-t30/MAINTAINERS‎

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X3 BOARD
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M: Svyatoslav Ryhel <clamor95@gmail.com>
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S: Maintained
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F: board/lg/x3-t30/
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F: include/configs/x3-t30.h
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F: configs/x3_t30_defconfig

‎board/lg/x3-t30/Makefile‎

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# SPDX-License-Identifier: GPL-2.0-or-later
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#
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# (C) Copyright 2010-2012
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# NVIDIA Corporation <www.nvidia.com>
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#
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# (C) Copyright 2021
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# Svyatoslav Ryhel <clamor95@gmail.com>
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obj-$(CONFIG_SPL_BUILD) += x3-t30-spl.o
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obj-y += x3-t30.o x3-late.o

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