674 lines
16 KiB
Plaintext
674 lines
16 KiB
Plaintext
// SPDX-License-Identifier: GPL-2.0-only
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/*
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* Devicetree for the Samsung XCover 2 GT-S7710 also known as Skomer.
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*/
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/dts-v1/;
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#include "ste-db8500.dtsi"
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#include "ste-ab8505.dtsi"
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#include "ste-dbx5x0-pinctrl.dtsi"
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#include <dt-bindings/gpio/gpio.h>
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#include <dt-bindings/leds/common.h>
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#include <dt-bindings/input/input.h>
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#include <dt-bindings/interrupt-controller/irq.h>
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/ {
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model = "Samsung XCover 2 (GT-S7710)";
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compatible = "samsung,skomer", "st-ericsson,u8500";
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chosen {
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stdout-path = &serial2;
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};
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battery: battery {
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compatible = "samsung,eb485159lu";
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};
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thermal-zones {
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battery-thermal {
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/* This zone will be polled by the battery temperature code */
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polling-delay = <0>;
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polling-delay-passive = <0>;
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thermal-sensors = <&bat_therm>;
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};
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};
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bat_therm: thermistor {
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compatible = "samsung,1404-001221";
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io-channels = <&gpadc 0x02>; /* BatTemp */
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pullup-uv = <1800000>;
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pullup-ohm = <230000>;
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pulldown-ohm = <0>;
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#thermal-sensor-cells = <0>;
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};
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/* TI TXS0206 level translator for 2.9 V */
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sd_level_translator: regulator-gpio {
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compatible = "regulator-fixed";
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/* GPIO87 EN */
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gpios = <&gpio2 23 GPIO_ACTIVE_HIGH>;
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enable-active-high;
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regulator-name = "sd-level-translator";
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regulator-min-microvolt = <2900000>;
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regulator-max-microvolt = <2900000>;
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regulator-type = "voltage";
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startup-delay-us = <200>;
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pinctrl-names = "default";
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pinctrl-0 = <&sd_level_translator_default>;
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};
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/* External LDO MIC5366-3.3YMT for eMMC */
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ldo_3v3_reg: regulator-gpio-ldo-3v3 {
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compatible = "regulator-fixed";
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regulator-name = "en-3v3-fixed-supply";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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gpio = <&gpio6 31 GPIO_ACTIVE_HIGH>;
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startup-delay-us = <5000>;
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enable-active-high;
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pinctrl-names = "default";
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pinctrl-0 = <&emmc_ldo_en_default_mode>;
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};
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wlan_en: regulator-gpio-wlan-en {
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compatible = "regulator-fixed";
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regulator-name = "wl-reg-on";
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regulator-min-microvolt = <3000000>;
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regulator-max-microvolt = <3000000>;
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startup-delay-us = <200000>;
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/* GPIO215 WLAN_EN */
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gpio = <&gpio6 23 GPIO_ACTIVE_HIGH>;
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enable-active-high;
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pinctrl-names = "default";
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pinctrl-0 = <&wlan_en_default_mode>;
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};
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vibrator {
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compatible = "gpio-vibrator";
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enable-gpios = <&gpio6 3 GPIO_ACTIVE_HIGH>;
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pinctrl-names = "default";
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pinctrl-0 = <&vibrator_default>;
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};
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gpio-keys {
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compatible = "gpio-keys";
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pinctrl-names = "default";
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pinctrl-0 = <&gpio_keys_default_mode>;
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button-home {
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linux,code = <KEY_HOME>;
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label = "HOME";
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/* GPIO91 */
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gpios = <&gpio2 27 GPIO_ACTIVE_LOW>;
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};
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button-volup {
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linux,code = <KEY_VOLUMEUP>;
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label = "VOL+";
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/* GPIO67 */
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gpios = <&gpio2 3 GPIO_ACTIVE_LOW>;
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};
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button-voldown {
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linux,code = <KEY_VOLUMEDOWN>;
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label = "VOL-";
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/* GPIO92 */
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gpios = <&gpio2 28 GPIO_ACTIVE_LOW>;
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};
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button-menu {
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linux,code = <KEY_MENU>;
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label = "MENU";
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/* GPIO204 */
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gpios = <&gpio6 12 GPIO_ACTIVE_LOW>;
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};
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button-back {
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linux,code = <KEY_BACK>;
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label = "BACK";
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/* GPIO205 */
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gpios = <&gpio6 13 GPIO_ACTIVE_LOW>;
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};
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};
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ktd253: backlight {
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compatible = "kinetic,ktd253";
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/* GPIO 69 */
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enable-gpios = <&gpio2 5 GPIO_ACTIVE_HIGH>;
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/* Default to 13/32 brightness */
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default-brightness = <13>;
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pinctrl-names = "default";
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pinctrl-0 = <&gpio_backlight_default_mode>;
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};
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/* Richtek RT8515GQW Flash LED Driver IC */
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flash {
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compatible = "richtek,rt8515";
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/* GPIO 140 */
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enf-gpios = <&gpio4 12 GPIO_ACTIVE_HIGH>;
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/* GPIO 141 */
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ent-gpios = <&gpio4 13 GPIO_ACTIVE_HIGH>;
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/*
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* RFS is 16 kOhm and RTS is 100 kOhm giving
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* the flash max current 343mA and torch max
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* current 55 mA.
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*/
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richtek,rfs-ohms = <16000>;
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richtek,rts-ohms = <100000>;
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pinctrl-names = "default";
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pinctrl-0 = <&gpio_flash_default_mode>;
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led {
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function = LED_FUNCTION_FLASH;
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color = <LED_COLOR_ID_WHITE>;
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flash-max-timeout-us = <250000>;
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flash-max-microamp = <343750>;
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led-max-microamp = <55000>;
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};
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};
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i2c-gpio-0 {
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compatible = "i2c-gpio";
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sda-gpios = <&gpio4 16 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
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scl-gpios = <&gpio4 15 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
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pinctrl-names = "default";
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pinctrl-0 = <&i2c_gpio_0_default>;
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#address-cells = <1>;
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#size-cells = <0>;
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/* TODO: this should be used by the NCP6914 Camera power management unit */
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};
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i2c-gpio-1 {
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compatible = "i2c-gpio";
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sda-gpios = <&gpio4 24 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
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scl-gpios = <&gpio4 23 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
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pinctrl-names = "default";
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pinctrl-0 = <&i2c_gpio_1_default>;
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#address-cells = <1>;
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#size-cells = <0>;
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magnetometer@c {
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compatible = "alps,hscdtd008a";
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reg = <0x0c>;
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avdd-supply = <&ab8500_ldo_aux1_reg>;
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dvdd-supply = <&ab8500_ldo_aux8_reg>;
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};
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};
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soc {
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// External Micro SD slot
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mmc@80126000 {
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arm,primecell-periphid = <0x10480180>;
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max-frequency = <100000000>;
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bus-width = <4>;
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cap-sd-highspeed;
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cap-mmc-highspeed;
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/* All direction control is used */
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st,sig-pin-fbclk;
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full-pwr-cycle;
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vmmc-supply = <&ab8500_ldo_aux3_reg>;
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vqmmc-supply = <&sd_level_translator>;
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pinctrl-names = "default", "sleep";
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pinctrl-0 = <&mc0_a_1_default>;
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pinctrl-1 = <&mc0_a_1_sleep>;
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status = "okay";
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};
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// WLAN SDIO channel
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mmc@80118000 {
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arm,primecell-periphid = <0x10480180>;
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max-frequency = <50000000>;
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bus-width = <4>;
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non-removable;
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cap-sd-highspeed;
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vmmc-supply = <&wlan_en>;
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pinctrl-names = "default", "sleep";
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pinctrl-0 = <&mc1_a_2_default>;
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pinctrl-1 = <&mc1_a_2_sleep>;
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status = "okay";
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#address-cells = <1>;
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#size-cells = <0>;
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wifi@1 {
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compatible = "brcm,bcm4334-fmac", "brcm,bcm4329-fmac";
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reg = <1>;
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/* GPIO216 WL_HOST_WAKE */
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interrupt-parent = <&gpio6>;
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interrupts = <24 IRQ_TYPE_EDGE_FALLING>;
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interrupt-names = "host-wake";
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pinctrl-names = "default";
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pinctrl-0 = <&wlan_default_mode>;
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};
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};
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/*
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* eMMC seems to be mostly Samsung KLM4G1YE4C "4YMD1R"
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*/
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mmc@80005000 {
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arm,primecell-periphid = <0x10480180>;
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max-frequency = <100000000>;
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bus-width = <8>;
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non-removable;
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cap-mmc-highspeed;
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mmc-ddr-1_8v;
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no-sdio;
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no-sd;
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/* From datasheet page 26 figure 9: 300 ms set-up time for 4GB */
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post-power-on-delay-ms = <300>;
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vmmc-supply = <&ldo_3v3_reg>;
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pinctrl-names = "default", "sleep";
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pinctrl-0 = <&mc2_a_1_default>;
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pinctrl-1 = <&mc2_a_1_sleep>;
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status = "okay";
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};
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/* GBF (Bluetooth) UART */
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uart@80120000 {
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pinctrl-names = "default", "sleep";
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pinctrl-0 = <&u0_a_1_default>;
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pinctrl-1 = <&u0_a_1_sleep>;
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status = "okay";
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/* FIXME: not quite working yet, probably needs regulators */
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bluetooth {
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/* BCM4334B0 actually */
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compatible = "brcm,bcm4330-bt";
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shutdown-gpios = <&gpio6 30 GPIO_ACTIVE_HIGH>;
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device-wakeup-gpios = <&gpio6 7 GPIO_ACTIVE_HIGH>;
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host-wakeup-gpios = <&gpio3 1 GPIO_ACTIVE_HIGH>;
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pinctrl-names = "default";
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pinctrl-0 = <&bluetooth_default_mode>;
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};
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};
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/* GPF UART */
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uart@80121000 {
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status = "okay";
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pinctrl-names = "default", "sleep";
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pinctrl-0 = <&u1rxtx_a_1_default &u1ctsrts_a_1_default>;
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pinctrl-1 = <&u1rxtx_a_1_sleep &u1ctsrts_a_1_sleep>;
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};
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/* Debugging console UART connected to AB8505 USB */
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uart@80007000 {
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status = "okay";
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pinctrl-names = "default", "sleep";
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pinctrl-0 = <&u2rxtx_c_1_default>;
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pinctrl-1 = <&u2rxtx_c_1_sleep>;
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};
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prcmu@80157000 {
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ab8505 {
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phy {
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pinctrl-names = "default", "sleep";
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pinctrl-0 = <&usb_a_1_default>;
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pinctrl-1 = <&usb_a_1_sleep>;
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};
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regulator {
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ab8500_ldo_aux1 {
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/* Used for VDD for sensors */
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regulator-name = "AUX1";
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regulator-min-microvolt = <3000000>;
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regulator-max-microvolt = <3300000>;
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};
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ab8500_ldo_aux2 {
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/* Supplies the Cypress TMA140 touchscreen only with 3.0V */
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regulator-name = "AUX2";
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regulator-min-microvolt = <3000000>;
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regulator-max-microvolt = <3000000>;
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};
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ab8500_ldo_aux3 {
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/* Used for voltage for external MMC/SD card */
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regulator-name = "AUX3";
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regulator-min-microvolt = <1100000>;
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regulator-max-microvolt = <3300000>;
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};
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ab8500_ldo_aux4 {
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regulator-name = "AUX4";
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/* Hammer to 3.0V for the display */
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regulator-min-microvolt = <3000000>;
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regulator-max-microvolt = <3000000>;
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};
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ab8500_ldo_aux5 {
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regulator-name = "AUX5";
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/* Intended for 1V8 for touchscreen but actually left unused */
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regulator-min-microvolt = <1050000>;
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regulator-max-microvolt = <2790000>;
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};
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ab8500_ldo_aux6 {
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regulator-name = "AUX6";
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/* Hammer to 1.8V for the display */
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <1800000>;
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};
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ab8500_ldo_aux8 {
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/* Mostly VIO for sensors */
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regulator-name = "AUX8";
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};
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};
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};
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};
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/* I2C0 */
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i2c@80004000 {
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status = "okay";
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pinctrl-names = "default", "sleep";
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pinctrl-0 = <&i2c0_a_1_default>;
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pinctrl-1 = <&i2c0_a_1_sleep>;
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proximity@44 {
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compatible = "sharp,gp2ap002s00f";
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clock-frequency = <400000>;
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reg = <0x44>;
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interrupt-parent = <&gpio4>;
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interrupts = <18 IRQ_TYPE_EDGE_FALLING>;
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vdd-supply = <&ab8500_ldo_aux1_reg>;
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vio-supply = <&ab8500_ldo_aux8_reg>;
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pinctrl-names = "default";
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pinctrl-0 = <&gp2ap002_skomer_default>;
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sharp,proximity-far-hysteresis = /bits/ 8 <0x2f>;
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sharp,proximity-close-hysteresis = /bits/ 8 <0x0f>;
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};
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};
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/* I2C2 */
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i2c@80128000 {
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status = "okay";
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pinctrl-names = "default", "sleep";
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pinctrl-0 = <&i2c2_b_2_default>;
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pinctrl-1 = <&i2c2_b_2_sleep>;
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accel@18 {
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compatible = "bosch,bma254";
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clock-frequency = <400000>;
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reg = <0x18>;
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/* GPIO224 used as "smart alert" interrupt */
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interrupt-parent = <&gpio7>;
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interrupts = <0 IRQ_TYPE_EDGE_RISING>;
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mount-matrix = "0", "-1", "0",
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"1", "0", "0",
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"0", "0", "1";
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vdd-supply = <&ab8500_ldo_aux1_reg>;
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vddio-supply = <&ab8500_ldo_aux8_reg>;
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pinctrl-names = "default";
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pinctrl-0 = <&bma254_skomer_default>;
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};
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};
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/* I2C3 */
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i2c@80110000 {
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status = "okay";
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pinctrl-names = "default", "sleep";
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pinctrl-0 = <&i2c3_c_2_default>;
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pinctrl-1 = <&i2c3_c_2_sleep>;
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/* Cypress CY8CTMA140 touchscreen */
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touchscreen@20 {
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compatible = "cypress,cy8ctma140";
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clock-frequency = <400000>;
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reg = <0x20>;
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touchscreen-size-x = <480>;
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touchscreen-size-y = <800>;
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touchscreen-max-pressure = <255>;
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/* GPIO218 for IRQ */
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interrupt-parent = <&gpio6>;
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interrupts = <26 IRQ_TYPE_EDGE_FALLING>;
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/* VDD is "digital supply" nominally 1.71-3.6V */
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vdd-supply = <&ab8500_ldo_aux2_reg>;
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/* VCPIN is "analog supply", 2.7-3.6 V */
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vcpin-supply = <&ab8500_ldo_aux2_reg>;
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pinctrl-names = "default";
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pinctrl-0 = <&tma140_skomer_default>;
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};
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};
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mcde@a0350000 {
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status = "okay";
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pinctrl-names = "default";
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pinctrl-0 = <&dsi_default_mode>;
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dsi@a0351000 {
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panel {
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/* NT35510-based Hydis HVA40WV1 */
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compatible = "hydis,hva40wv1", "novatek,nt35510";
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reg = <0>;
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/* v_lcd_3v0 2.3-4.8V */
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vdd-supply = <&ab8500_ldo_aux4_reg>;
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/* v_lcd_1v8 1.65-3.3V */
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vddi-supply = <&ab8500_ldo_aux6_reg>;
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/* GPIO 139 */
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reset-gpios = <&gpio4 11 GPIO_ACTIVE_LOW>;
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pinctrl-names = "default";
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pinctrl-0 = <&display_default_mode>;
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backlight = <&ktd253>;
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};
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};
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};
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};
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};
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&pinctrl {
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sdi0 {
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mc0_a_1_default {
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default_cfg1 {
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/* GPIO18, 19 & 20 unused so pull down */
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ste,config = <&gpio_in_pd>;
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};
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};
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};
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/* This is a reset line for the eMMC */
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sdi2 {
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mc2_a_1_default {
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default_cfg2 {
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pins = "GPIO130_C8"; /* FBCLK */
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ste,config = <&gpio_in_pd>;
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};
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};
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};
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mcde {
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dsi_default_mode: dsi_default {
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default_mux1 {
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/* Mux in VSI0 used for DSI TE */
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function = "lcd";
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groups = "lcdvsi0_a_1"; /* VSI0 for LCD */
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};
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default_cfg1 {
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pins = "GPIO68_E1"; /* VSI0 */
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ste,config = <&in_nopull>;
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};
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|
};
|
|
};
|
|
|
|
/* Two GPIO lines used by the display */
|
|
display {
|
|
display_default_mode: display_default {
|
|
skomer_cfg1 {
|
|
/*
|
|
* OLED DETECT or check_pba, this appears to be high
|
|
* on "PBA" which I guess is "prototype board A".
|
|
*/
|
|
pins = "GPIO93_B7";
|
|
ste,config = <&gpio_in_nopull>;
|
|
};
|
|
skomer_cfg2 {
|
|
pins = "GPIO139_C9";
|
|
/*
|
|
* MIPI_DSI0_RESET_N resets the display, leave high
|
|
* (de-asserted) so we only assert reset explicitly
|
|
* from the display driver.
|
|
*/
|
|
ste,config = <&gpio_out_hi>;
|
|
};
|
|
};
|
|
};
|
|
backlight {
|
|
gpio_backlight_default_mode: backlight_default {
|
|
skomer_cfg1 {
|
|
pins = "GPIO69_E2"; /* LCD_BL_CTRL */
|
|
ste,config = <&gpio_out_lo>;
|
|
};
|
|
};
|
|
};
|
|
flash {
|
|
gpio_flash_default_mode: flash_default {
|
|
skomer_cfg1 {
|
|
pins = "GPIO140_B11", "GPIO141_C12";
|
|
ste,config = <&gpio_out_lo>;
|
|
};
|
|
};
|
|
};
|
|
/* GPIO that enables the 2.9V SD card level translator */
|
|
sd-level-translator {
|
|
sd_level_translator_default: sd_level_translator_default {
|
|
/* level shifter on GPIO87 */
|
|
skomer_cfg1 {
|
|
pins = "GPIO87_B3";
|
|
ste,config = <&gpio_out_hi>;
|
|
};
|
|
};
|
|
};
|
|
/* GPIO that enables the LDO regulator for the eMMC */
|
|
emmc-ldo {
|
|
emmc_ldo_en_default_mode: emmc_ldo_default {
|
|
/* LDO enable on GPIO223 */
|
|
skomer_cfg1 {
|
|
pins = "GPIO223_AH9";
|
|
ste,config = <&gpio_out_hi>;
|
|
};
|
|
};
|
|
};
|
|
/* GPIO keys */
|
|
gpio-keys {
|
|
gpio_keys_default_mode: gpio_keys_default {
|
|
skomer_cfg1 {
|
|
pins = "GPIO67_G2", /* VOL UP */
|
|
"GPIO91_B6", /* HOME */
|
|
"GPIO92_D6", /* VOL DOWN */
|
|
"GPIO204_AF23", /* MENU */
|
|
"GPIO205_AG23"; /* BACK */
|
|
ste,config = <&gpio_in_pu>;
|
|
};
|
|
};
|
|
};
|
|
/* Interrupt line for BMA254 */
|
|
bma254 {
|
|
bma254_skomer_default: bma254_skomer {
|
|
skomer_cfg1 {
|
|
pins = "GPIO224_AG9";
|
|
ste,config = <&gpio_in_pd>;
|
|
};
|
|
};
|
|
};
|
|
/* Interrupt line for light/proximity sensor GP2AP002 */
|
|
gp2ap002 {
|
|
gp2ap002_skomer_default: gp2ap002_skomer {
|
|
skomer_cfg1 {
|
|
pins = "GPIO146_D13";
|
|
ste,config = <&gpio_in_nopull>;
|
|
};
|
|
};
|
|
};
|
|
/* GPIO-based I2C bus for NCP6914 */
|
|
i2c-gpio-0 {
|
|
i2c_gpio_0_default: i2c_gpio_0 {
|
|
skomer_cfg1 {
|
|
pins = "GPIO143_D12", "GPIO144_B13";
|
|
ste,config = <&gpio_in_nopull>;
|
|
};
|
|
};
|
|
};
|
|
/* GPIO-based I2C bus for ALPS HSCD compass */
|
|
i2c-gpio-1 {
|
|
i2c_gpio_1_default: i2c_gpio_1 {
|
|
skomer_cfg1 {
|
|
pins = "GPIO151_B17", "GPIO152_D16";
|
|
ste,config = <&gpio_in_nopull>;
|
|
};
|
|
};
|
|
};
|
|
wlan {
|
|
wlan_default_mode: wlan_default {
|
|
skomer_cfg1 {
|
|
pins = "GPIO216_AG12";
|
|
ste,config = <&gpio_in_pd>;
|
|
};
|
|
};
|
|
wlan_en_default_mode: wlan_en_default {
|
|
skomer_cfg2 {
|
|
pins = "GPIO215_AH13";
|
|
ste,config = <&gpio_out_lo>;
|
|
};
|
|
};
|
|
};
|
|
bluetooth {
|
|
bluetooth_default_mode: bluetooth_default {
|
|
skomer_cfg1 {
|
|
pins = "GPIO199_AH23", "GPIO222_AJ9";
|
|
ste,config = <&gpio_out_lo>;
|
|
};
|
|
skomer_cfg2 {
|
|
pins = "GPIO97_D9";
|
|
ste,config = <&gpio_in_nopull>;
|
|
};
|
|
};
|
|
};
|
|
vibrator {
|
|
vibrator_default: vibrator_default {
|
|
skomer_cfg1 {
|
|
pins = "GPIO195_AG28"; /* MOT_EN */
|
|
ste,config = <&gpio_out_lo>;
|
|
};
|
|
};
|
|
};
|
|
/* Interrupt line for the Cypress TMA140 touchscreen */
|
|
touchscreen {
|
|
tma140_skomer_default: tma140_skomer {
|
|
skomer_cfg1 {
|
|
pins = "GPIO218_AH11";
|
|
ste,config = <&gpio_in_nopull>;
|
|
};
|
|
};
|
|
};
|
|
};
|
|
|
|
&ab8505_gpio {
|
|
/* Hog a few default settings */
|
|
pinctrl-names = "default";
|
|
pinctrl-0 = <&gpio_default>;
|
|
|
|
gpio {
|
|
gpio_default: gpio_default {
|
|
skomer_mux {
|
|
/* Change unused pins to GPIO mode */
|
|
function = "gpio";
|
|
groups = "gpio3_a_1", /* default: SysClkReq4 */
|
|
"gpio14_a_1"; /* default: PWMOut1 */
|
|
};
|
|
skomer_cfg1 {
|
|
pins = "GPIO11_B17", "GPIO13_D17", "GPIO50_L4";
|
|
bias-disable;
|
|
};
|
|
};
|
|
};
|
|
};
|