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| author | Nick Reitemeyer <nick.reitemeyer@web.de> | 2020-06-21 22:38:23 +0300 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2020-07-07 15:09:06 +0300 |
| commit | 6fc1ed271fc4113d971953f5c3c77145c30f3f6e (patch) | |
| tree | e65ca8b5ddb9604acf7fd0c011f5dc20789d84bd /arch | |
| parent | b3a9e3b9622ae10064826dccb4f7a52bd88c7407 (diff) | |
| download | linux-6fc1ed271fc4113d971953f5c3c77145c30f3f6e.tar.xz | |
ARM: dts: ux500: samsung-golden: Add touchkey
Adds support for the back and menu keys on golden.
Signed-off-by: Nick Reitemeyer <nick.reitemeyer@web.de>
Tested-by: Stephan Gerhold <stephan@gerhold.net>
Reviewed-by: Stephan Gerhold <stephan@gerhold.net>
Link: https://lore.kernel.org/r/20200621193822.133683-2-nick.reitemeyer@web.de
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/boot/dts/ste-ux500-samsung-golden.dts | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/ste-ux500-samsung-golden.dts b/arch/arm/boot/dts/ste-ux500-samsung-golden.dts index 5b499c0b2745..1e26b711d43d 100644 --- a/arch/arm/boot/dts/ste-ux500-samsung-golden.dts +++ b/arch/arm/boot/dts/ste-ux500-samsung-golden.dts @@ -24,6 +24,32 @@ stdout-path = &serial2; }; + i2c-gpio-0 { + compatible = "i2c-gpio"; + sda-gpios = <&gpio2 14 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>; + scl-gpios = <&gpio2 13 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>; + + pinctrl-names = "default"; + pinctrl-0 = <&i2c_gpio_0_default>; + + #address-cells = <1>; + #size-cells = <0>; + + touchkey@20 { + compatible = "coreriver,tc360-touchkey"; + reg = <0x20>; + vdd-supply = <&ab8500_ldo_aux4_reg>; + vcc-supply = <&ab8500_ldo_aux6_reg>; + + interrupt-parent = <&gpio2>; + interrupts = <15 IRQ_TYPE_EDGE_FALLING>; + + pinctrl-names = "default"; + pinctrl-0 = <&touchkey_default>; + linux,keycodes = <KEY_MENU KEY_BACK>; + }; + }; + i2c-gpio-1 { compatible = "i2c-gpio"; sda-gpios = <&gpio4 24 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>; @@ -403,6 +429,16 @@ }; }; + i2c-gpio-0 { + i2c_gpio_0_default: i2c_gpio_0 { + golden_cfg1 { + pins = "GPIO77", /* TOUCHKEY_SCL */ + "GPIO78"; /* TOUCHKEY_SDA */ + ste,config = <&gpio_in_nopull>; + }; + }; + }; + i2c-gpio-1 { i2c_gpio_1_default: i2c_gpio_1 { golden_cfg1 { @@ -413,6 +449,15 @@ }; }; + touchkey { + touchkey_default: touchkey_default { + golden_cfg1 { + pins = "GPIO79"; /* TOUCHKEY_INT */ + ste,config = <&gpio_in_nopull>; + }; + }; + }; + sdi0 { sd_level_translator_default: sd_level_translator_default { golden_cfg1 { |