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| author | Michal Vokáč <michal.vokac@ysoft.com> | 2019-10-03 08:12:56 +0200 |
|---|---|---|
| committer | Shawn Guo <shawnguo@kernel.org> | 2019-10-25 10:45:08 +0800 |
| commit | 764b5b5e704e1d991ad168a5e0c47d1dfc0018b1 (patch) | |
| tree | 7667cd24f837a5970479c5757a39ee1bc10df4f3 /arch/arm/boot/dts/imx6dl-yapp4-common.dtsi | |
| parent | 7e28fc4759e7ede9fa8b8c6708be24d7bbabcd44 (diff) | |
| download | linux-stable-764b5b5e704e1d991ad168a5e0c47d1dfc0018b1.tar.gz linux-stable-764b5b5e704e1d991ad168a5e0c47d1dfc0018b1.tar.bz2 linux-stable-764b5b5e704e1d991ad168a5e0c47d1dfc0018b1.zip | |
ARM: dts: imx6dl-yapp4: Enable the MPR121 touchkey controller on Hydra
Add the touch keyboard present on Hydra board. The controller
is connected only using I2C lines. The interrupt line is not
available hence we use the polling mode.
Signed-off-by: Michal Vokáč <michal.vokac@ysoft.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
Diffstat (limited to 'arch/arm/boot/dts/imx6dl-yapp4-common.dtsi')
| -rw-r--r-- | arch/arm/boot/dts/imx6dl-yapp4-common.dtsi | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/imx6dl-yapp4-common.dtsi b/arch/arm/boot/dts/imx6dl-yapp4-common.dtsi index e8d800fec637..6507bfc0141a 100644 --- a/arch/arm/boot/dts/imx6dl-yapp4-common.dtsi +++ b/arch/arm/boot/dts/imx6dl-yapp4-common.dtsi @@ -4,6 +4,7 @@ #include <dt-bindings/gpio/gpio.h> #include <dt-bindings/interrupt-controller/irq.h> +#include <dt-bindings/input/input.h> #include <dt-bindings/pwm/pwm.h> / { @@ -330,6 +331,18 @@ vcc-supply = <&sw2_reg>; status = "disabled"; }; + + touchkeys: keys@5a { + compatible = "fsl,mpr121-touchkey"; + reg = <0x5a>; + vdd-supply = <&sw2_reg>; + autorepeat; + linux,keycodes = <KEY_1>, <KEY_2>, <KEY_3>, <KEY_4>, <KEY_5>, + <KEY_6>, <KEY_7>, <KEY_8>, <KEY_9>, + <KEY_BACKSPACE>, <KEY_0>, <KEY_ENTER>; + poll-interval = <50>; + status = "disabled"; + }; }; &iomuxc { |