diff options
Diffstat (limited to 'arch/arm/boot/dts/ste-ux500-samsung-skomer.dts')
| -rw-r--r-- | arch/arm/boot/dts/ste-ux500-samsung-skomer.dts | 609 |
1 files changed, 609 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/ste-ux500-samsung-skomer.dts b/arch/arm/boot/dts/ste-ux500-samsung-skomer.dts new file mode 100644 index 000000000..446d93c1c --- /dev/null +++ b/arch/arm/boot/dts/ste-ux500-samsung-skomer.dts @@ -0,0 +1,609 @@ +// 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/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>; + }; + + 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 + sdi0_per1@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 + sdi1_per2@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,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 + sdi2_per3@80005000 { + arm,primecell-periphid = <0x10480180>; + max-frequency = <100000000>; + bus-width = <8>; + non-removable; + cap-mmc-highspeed; + mmc-ddr-1_8v; + 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 { + 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 3.0V */ + 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-controller@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>; + }; + }; + }; + + 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>; + }; + }; + }; + /* 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; + }; + }; + }; +}; |