// SPDX-License-Identifier: GPL-2.0-only /* * Devicetree for the Samsung XCover 2 GT-S7710 also known as Skomer. */ /dts-v1/; #include "ste-db8500.dtsi" #include "ste-ab8505.dtsi" #include "ste-dbx5x0-pinctrl.dtsi" #include <dt-bindings/gpio/gpio.h> #include <dt-bindings/leds/common.h> #include <dt-bindings/input/input.h> #include <dt-bindings/interrupt-controller/irq.h> / { model = "Samsung XCover 2 (GT-S7710)"; compatible = "samsung,skomer", "st-ericsson,u8500"; chosen { stdout-path = &serial2; }; battery: battery { compatible = "samsung,eb485159lu"; }; thermal-zones { battery-thermal { /* This zone will be polled by the battery temperature code */ polling-delay = <0>; polling-delay-passive = <0>; thermal-sensors = <&bat_therm>; trips { battery-crit-hi { temperature = <70000>; hysteresis = <2000>; type = "critical"; }; }; }; }; bat_therm: thermistor { compatible = "samsung,1404-001221"; io-channels = <&gpadc 0x02>; /* BatTemp */ pullup-uv = <1800000>; pullup-ohm = <230000>; pulldown-ohm = <0>; #thermal-sensor-cells = <0>; }; /* TI TXS0206 level translator for 2.9 V */ sd_level_translator: regulator-gpio { compatible = "regulator-fixed"; /* GPIO87 EN */ gpios = <&gpio2 23 GPIO_ACTIVE_HIGH>; enable-active-high; regulator-name = "sd-level-translator"; regulator-min-microvolt = <2900000>; regulator-max-microvolt = <2900000>; regulator-type = "voltage"; startup-delay-us = <200>; pinctrl-names = "default"; pinctrl-0 = <&sd_level_translator_default>; }; /* External LDO MIC5366-3.3YMT for eMMC */ ldo_3v3_reg: regulator-gpio-ldo-3v3 { compatible = "regulator-fixed"; regulator-name = "en-3v3-fixed-supply"; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; gpio = <&gpio6 31 GPIO_ACTIVE_HIGH>; startup-delay-us = <5000>; enable-active-high; pinctrl-names = "default"; pinctrl-0 = <&emmc_ldo_en_default_mode>; }; wlan_en: regulator-gpio-wlan-en { compatible = "regulator-fixed"; regulator-name = "wl-reg-on"; regulator-min-microvolt = <3000000>; regulator-max-microvolt = <3000000>; startup-delay-us = <200000>; /* GPIO215 WLAN_EN */ gpio = <&gpio6 23 GPIO_ACTIVE_HIGH>; enable-active-high; pinctrl-names = "default"; pinctrl-0 = <&wlan_en_default_mode>; }; vibrator { compatible = "gpio-vibrator"; enable-gpios = <&gpio6 3 GPIO_ACTIVE_HIGH>; pinctrl-names = "default"; pinctrl-0 = <&vibrator_default>; }; gpio-keys { compatible = "gpio-keys"; pinctrl-names = "default"; pinctrl-0 = <&gpio_keys_default_mode>; button-home { linux,code = <KEY_HOME>; label = "HOME"; /* GPIO91 */ gpios = <&gpio2 27 GPIO_ACTIVE_LOW>; }; button-volup { linux,code = <KEY_VOLUMEUP>; label = "VOL+"; /* GPIO67 */ gpios = <&gpio2 3 GPIO_ACTIVE_LOW>; }; button-voldown { linux,code = <KEY_VOLUMEDOWN>; label = "VOL-"; /* GPIO92 */ gpios = <&gpio2 28 GPIO_ACTIVE_LOW>; }; button-menu { linux,code = <KEY_MENU>; label = "MENU"; /* GPIO204 */ gpios = <&gpio6 12 GPIO_ACTIVE_LOW>; }; button-back { linux,code = <KEY_BACK>; label = "BACK"; /* GPIO205 */ gpios = <&gpio6 13 GPIO_ACTIVE_LOW>; }; }; ktd253: backlight { compatible = "kinetic,ktd253"; /* GPIO 69 */ enable-gpios = <&gpio2 5 GPIO_ACTIVE_HIGH>; /* Default to 13/32 brightness */ default-brightness = <13>; pinctrl-names = "default"; pinctrl-0 = <&gpio_backlight_default_mode>; }; /* Richtek RT8515GQW Flash LED Driver IC */ flash { compatible = "richtek,rt8515"; /* GPIO 140 */ enf-gpios = <&gpio4 12 GPIO_ACTIVE_HIGH>; /* GPIO 141 */ ent-gpios = <&gpio4 13 GPIO_ACTIVE_HIGH>; /* * RFS is 16 kOhm and RTS is 100 kOhm giving * the flash max current 343mA and torch max * current 55 mA. */ richtek,rfs-ohms = <16000>; richtek,rts-ohms = <100000>; pinctrl-names = "default"; pinctrl-0 = <&gpio_flash_default_mode>; led { function = LED_FUNCTION_FLASH; color = <LED_COLOR_ID_WHITE>; flash-max-timeout-us = <250000>; flash-max-microamp = <343750>; led-max-microamp = <55000>; }; }; i2c-gpio-0 { compatible = "i2c-gpio"; sda-gpios = <&gpio4 16 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>; scl-gpios = <&gpio4 15 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>; pinctrl-names = "default"; pinctrl-0 = <&i2c_gpio_0_default>; #address-cells = <1>; #size-cells = <0>; /* TODO: this should be used by the NCP6914 Camera power management unit */ }; i2c-gpio-1 { compatible = "i2c-gpio"; sda-gpios = <&gpio4 24 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>; scl-gpios = <&gpio4 23 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>; pinctrl-names = "default"; pinctrl-0 = <&i2c_gpio_1_default>; #address-cells = <1>; #size-cells = <0>; magnetometer@c { compatible = "alps,hscdtd008a"; reg = <0x0c>; avdd-supply = <&ab8500_ldo_aux1_reg>; dvdd-supply = <&ab8500_ldo_aux8_reg>; }; }; soc { // External Micro SD slot mmc@80126000 { arm,primecell-periphid = <0x10480180>; max-frequency = <100000000>; bus-width = <4>; cap-sd-highspeed; cap-mmc-highspeed; /* All direction control is used */ st,sig-pin-fbclk; full-pwr-cycle; vmmc-supply = <&ab8500_ldo_aux3_reg>; vqmmc-supply = <&sd_level_translator>; pinctrl-names = "default", "sleep"; pinctrl-0 = <&mc0_a_1_default>; pinctrl-1 = <&mc0_a_1_sleep>; status = "okay"; }; // WLAN SDIO channel mmc@80118000 { arm,primecell-periphid = <0x10480180>; max-frequency = <50000000>; bus-width = <4>; non-removable; cap-sd-highspeed; vmmc-supply = <&wlan_en>; pinctrl-names = "default", "sleep"; pinctrl-0 = <&mc1_a_2_default>; pinctrl-1 = <&mc1_a_2_sleep>; status = "okay"; #address-cells = <1>; #size-cells = <0>; wifi@1 { compatible = "brcm,bcm4334-fmac", "brcm,bcm4329-fmac"; reg = <1>; /* GPIO216 WL_HOST_WAKE */ interrupt-parent = <&gpio6>; interrupts = <24 IRQ_TYPE_EDGE_FALLING>; interrupt-names = "host-wake"; pinctrl-names = "default"; pinctrl-0 = <&wlan_default_mode>; }; }; /* * eMMC seems to be mostly Samsung KLM4G1YE4C "4YMD1R" */ mmc@80005000 { arm,primecell-periphid = <0x10480180>; max-frequency = <100000000>; bus-width = <8>; non-removable; cap-mmc-highspeed; mmc-ddr-1_8v; no-sdio; no-sd; /* From datasheet page 26 figure 9: 300 ms set-up time for 4GB */ post-power-on-delay-ms = <300>; vmmc-supply = <&ldo_3v3_reg>; pinctrl-names = "default", "sleep"; pinctrl-0 = <&mc2_a_1_default>; pinctrl-1 = <&mc2_a_1_sleep>; status = "okay"; }; /* GBF (Bluetooth) UART */ serial@80120000 { pinctrl-names = "default", "sleep"; pinctrl-0 = <&u0_a_1_default>; pinctrl-1 = <&u0_a_1_sleep>; status = "okay"; /* FIXME: not quite working yet, probably needs regulators */ bluetooth { /* BCM4334B0 actually */ compatible = "brcm,bcm4330-bt"; shutdown-gpios = <&gpio6 30 GPIO_ACTIVE_HIGH>; device-wakeup-gpios = <&gpio6 7 GPIO_ACTIVE_HIGH>; host-wakeup-gpios = <&gpio3 1 GPIO_ACTIVE_HIGH>; pinctrl-names = "default"; pinctrl-0 = <&bluetooth_default_mode>; }; }; /* GPS UART */ serial@80121000 { status = "okay"; pinctrl-names = "default", "sleep"; pinctrl-0 = <&u1rxtx_a_1_default &u1ctsrts_a_1_default>; pinctrl-1 = <&u1rxtx_a_1_sleep &u1ctsrts_a_1_sleep>; gnss { /* The CSRG05TA03-ICJE-R is a SirfStarV 5t chip */ compatible = "csr,csrg05ta03-icje-r"; /* GPS_RSTN on GPIO209 */ reset-gpios = <&gpio6 17 GPIO_ACTIVE_LOW>; /* GPS_ON_OFF on GPIO86 */ sirf,onoff-gpios = <&gpio2 22 GPIO_ACTIVE_HIGH>; /* GPS_1V8 (VSMPS2) */ vcc-supply = <&db8500_vsmps2_reg>; pinctrl-names = "default"; pinctrl-0 = <&g05ta03_skomer_default>; /* According to /etc/sirfgps.conf */ current-speed = <460800>; }; }; /* Debugging console UART connected to AB8505 USB */ serial@80007000 { status = "okay"; pinctrl-names = "default", "sleep"; pinctrl-0 = <&u2rxtx_c_1_default>; pinctrl-1 = <&u2rxtx_c_1_sleep>; }; prcmu@80157000 { ab8505 { phy { pinctrl-names = "default", "sleep"; pinctrl-0 = <&usb_a_1_default>; pinctrl-1 = <&usb_a_1_sleep>; }; ab8500_fg { line-impedance-micro-ohms = <16000>; }; regulator { ab8500_ldo_aux1 { /* Used for VDD for sensors */ regulator-name = "AUX1"; regulator-min-microvolt = <3000000>; regulator-max-microvolt = <3300000>; }; ab8500_ldo_aux2 { /* Supplies the Cypress TMA140 touchscreen only with 3.0V */ regulator-name = "AUX2"; regulator-min-microvolt = <3000000>; regulator-max-microvolt = <3000000>; }; ab8500_ldo_aux3 { /* Used for voltage for external MMC/SD card */ regulator-name = "AUX3"; regulator-min-microvolt = <1100000>; regulator-max-microvolt = <3300000>; }; ab8500_ldo_aux4 { regulator-name = "AUX4"; /* Hammer to 3.0V for the display */ regulator-min-microvolt = <3000000>; regulator-max-microvolt = <3000000>; }; ab8500_ldo_aux5 { regulator-name = "AUX5"; /* Intended for 1V8 for touchscreen but actually left unused */ regulator-min-microvolt = <1050000>; regulator-max-microvolt = <2790000>; }; ab8500_ldo_aux6 { regulator-name = "AUX6"; /* Hammer to 1.8V for the display */ regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; }; ab8500_ldo_aux8 { /* Mostly VIO for sensors */ regulator-name = "AUX8"; }; }; }; }; /* I2C0 */ i2c@80004000 { status = "okay"; pinctrl-names = "default", "sleep"; pinctrl-0 = <&i2c0_a_1_default>; pinctrl-1 = <&i2c0_a_1_sleep>; proximity@44 { compatible = "sharp,gp2ap002s00f"; clock-frequency = <400000>; reg = <0x44>; interrupt-parent = <&gpio4>; interrupts = <18 IRQ_TYPE_EDGE_FALLING>; vdd-supply = <&ab8500_ldo_aux1_reg>; vio-supply = <&ab8500_ldo_aux8_reg>; pinctrl-names = "default"; pinctrl-0 = <&gp2ap002_skomer_default>; sharp,proximity-far-hysteresis = /bits/ 8 <0x2f>; sharp,proximity-close-hysteresis = /bits/ 8 <0x0f>; }; }; /* I2C2 */ i2c@80128000 { status = "okay"; pinctrl-names = "default", "sleep"; pinctrl-0 = <&i2c2_b_2_default>; pinctrl-1 = <&i2c2_b_2_sleep>; accel@18 { compatible = "bosch,bma254"; clock-frequency = <400000>; reg = <0x18>; /* GPIO224 used as "smart alert" interrupt */ interrupt-parent = <&gpio7>; interrupts = <0 IRQ_TYPE_EDGE_RISING>; mount-matrix = "0", "-1", "0", "1", "0", "0", "0", "0", "1"; vdd-supply = <&ab8500_ldo_aux1_reg>; vddio-supply = <&ab8500_ldo_aux8_reg>; pinctrl-names = "default"; pinctrl-0 = <&bma254_skomer_default>; }; }; /* I2C3 */ i2c@80110000 { status = "okay"; pinctrl-names = "default", "sleep"; pinctrl-0 = <&i2c3_c_2_default>; pinctrl-1 = <&i2c3_c_2_sleep>; /* Cypress CY8CTMA140 touchscreen */ touchscreen@20 { compatible = "cypress,cy8ctma140"; clock-frequency = <400000>; reg = <0x20>; touchscreen-size-x = <480>; touchscreen-size-y = <800>; touchscreen-max-pressure = <255>; /* GPIO218 for IRQ */ interrupt-parent = <&gpio6>; interrupts = <26 IRQ_TYPE_EDGE_FALLING>; /* VDD is "digital supply" nominally 1.71-3.6V */ vdd-supply = <&ab8500_ldo_aux2_reg>; /* VCPIN is "analog supply", 2.7-3.6 V */ vcpin-supply = <&ab8500_ldo_aux2_reg>; pinctrl-names = "default"; pinctrl-0 = <&tma140_skomer_default>; }; }; mcde@a0350000 { status = "okay"; pinctrl-names = "default"; pinctrl-0 = <&dsi_default_mode>; dsi@a0351000 { panel { /* NT35510-based Hydis HVA40WV1 */ compatible = "hydis,hva40wv1", "novatek,nt35510"; reg = <0>; /* v_lcd_3v0 2.3-4.8V */ vdd-supply = <&ab8500_ldo_aux4_reg>; /* v_lcd_1v8 1.65-3.3V */ vddi-supply = <&ab8500_ldo_aux6_reg>; /* GPIO 139 */ reset-gpios = <&gpio4 11 GPIO_ACTIVE_LOW>; pinctrl-names = "default"; pinctrl-0 = <&display_default_mode>; backlight = <&ktd253>; }; }; }; }; }; &pinctrl { sdi0 { mc0_a_1_default { default_cfg1 { /* GPIO18, 19 & 20 unused so pull down */ ste,config = <&gpio_in_pd>; }; }; }; /* This is a reset line for the eMMC */ sdi2 { mc2_a_1_default { default_cfg2 { pins = "GPIO130_C8"; /* FBCLK */ ste,config = <&gpio_in_pd>; }; }; }; mcde { dsi_default_mode: dsi_default { default_mux1 { /* Mux in VSI0 used for DSI TE */ function = "lcd"; groups = "lcdvsi0_a_1"; /* VSI0 for LCD */ }; default_cfg1 { pins = "GPIO68_E1"; /* VSI0 */ ste,config = <&in_nopull>; }; }; }; /* 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>; }; }; }; g05ta03 { g05ta03_skomer_default: g05ta03 { /* Reset line, start out de-asserted */ skomer_cfg1 { pins = "GPIO209_AG15"; ste,config = <&gpio_out_hi>; }; /* GPS_ON_OFF, start out deasserted (off) */ skomer_cfg2 { pins = "GPIO86_C6"; ste,config = <&gpio_out_lo>; }; }; }; }; &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; }; }; }; };