diff options
Diffstat (limited to 'arch/arm/boot/dts/exynos4412-midas.dtsi')
| -rw-r--r-- | arch/arm/boot/dts/exynos4412-midas.dtsi | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/exynos4412-midas.dtsi b/arch/arm/boot/dts/exynos4412-midas.dtsi index 83be3a797411..3023bc3b68ce 100644 --- a/arch/arm/boot/dts/exynos4412-midas.dtsi +++ b/arch/arm/boot/dts/exynos4412-midas.dtsi @@ -13,6 +13,7 @@ #include "exynos4412.dtsi" #include "exynos4412-ppmu-common.dtsi" #include <dt-bindings/gpio/gpio.h> +#include <dt-bindings/input/input.h> #include <dt-bindings/interrupt-controller/irq.h> #include <dt-bindings/clock/maxim,max77686.h> #include <dt-bindings/pinctrl/samsung.h> @@ -92,6 +93,15 @@ enable-active-high; }; + touchkey_reg: voltage-regulator-6 { + compatible = "regulator-fixed"; + regulator-name = "LED_VDD_3.3V"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + enable-active-high; + status = "disabled"; + }; + gpio-keys { compatible = "gpio-keys"; pinctrl-names = "default"; @@ -197,6 +207,25 @@ }; }; + i2c-gpio-4 { + compatible = "i2c-gpio"; + sda-gpios = <&gpl0 2 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; + scl-gpios = <&gpl0 1 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; + i2c-gpio,delay-us = <2>; + #address-cells = <1>; + #size-cells = <0>; + + touchkey@20 { + compatible = "cypress,midas-touchkey"; + reg = <0x20>; + vdd-supply = <&touchkey_reg>; + vcc-supply = <&ldo5_reg>; + interrupt-parent = <&gpj0>; + interrupts = <3 IRQ_TYPE_EDGE_FALLING>; + linux,keycodes = <KEY_BACK KEY_MENU>; + }; + }; + i2c-mhl { compatible = "i2c-gpio"; gpios = <&gpf0 4 GPIO_ACTIVE_HIGH>, <&gpf0 6 GPIO_ACTIVE_HIGH>; |