| // 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; |
| }; |
| |
| /* 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-dir-cmd; |
| st,sig-dir-dat0; |
| st,sig-dir-dat2; |
| st,sig-dir-dat31; |
| 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 |
| 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; |
| 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 */ |
| uart@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>; |
| }; |
| }; |
| |
| /* GPF UART */ |
| uart@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>; |
| }; |
| |
| /* Debugging console UART connected to AB8505 USB */ |
| uart@80007000 { |
| status = "okay"; |
| pinctrl-names = "default", "sleep"; |
| pinctrl-0 = <&u2rxtx_c_1_default>; |
| pinctrl-1 = <&u2rxtx_c_1_sleep>; |
| }; |
| |
| prcmu@80157000 { |
| ab8505 { |
| ab8500_usb { |
| pinctrl-names = "default", "sleep"; |
| pinctrl-0 = <&usb_a_1_default>; |
| pinctrl-1 = <&usb_a_1_sleep>; |
| }; |
| |
| ab8505-regulators { |
| 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 3.3V */ |
| regulator-name = "AUX2"; |
| regulator-min-microvolt = <3300000>; |
| regulator-max-microvolt = <3300000>; |
| }; |
| |
| 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"; |
| regulator-min-microvolt = <1050000>; |
| regulator-max-microvolt = <2790000>; |
| regulator-always-on; |
| }; |
| |
| 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 { |
| /* |
| * This extends the MC0 default config to include DAT32DIR |
| * which is used by this machine. If we don't do this the |
| * SD card does not work. |
| */ |
| sdi0 { |
| mc0_a_1_default { |
| default_mux { |
| function = "mc0"; |
| /* This machine uses the DAT31 pin */ |
| groups = "mc0_a_1", "mc0dat31dir_a_1"; |
| }; |
| default_cfg5 { |
| pins = "GPIO21_AB3"; /* DAT31DIR */ |
| ste,config = <&out_hi>; |
| }; |
| }; |
| }; |
| |
| /* The unused FBCLK needs to be pulled down on this machine */ |
| sdi2 { |
| mc2_a_1_default { |
| default_cfg2 { |
| pins = "GPIO130_C8"; /* FBCLK */ |
| ste,config = <&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>; |
| }; |
| }; |
| }; |
| }; |
| |
| &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; |
| }; |
| }; |
| }; |
| }; |
