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Subject[PATCH V3] ARM: tegra: enable gpio-keys on dalmore
Date
Dalmore have the keys mounted on board which are connected
to different pins of Tegra.

Add the keys entry in DTS file to enable key functionality.
This will enable KEY_POWER, KEY_HOME, KEY_VOLUMEUP and
KEY_VOLUMEDOWN.

Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com>
---
Changes from V1:
- Reorder the nodes

Changes from V2:
- Remove unwanted line insertion.
- Rename VolumeUP/Volume down lables.

arch/arm/boot/dts/tegra114-dalmore.dts | 29 +++++++++++++++++++++++++++++
1 files changed, 29 insertions(+), 0 deletions(-)

diff --git a/arch/arm/boot/dts/tegra114-dalmore.dts b/arch/arm/boot/dts/tegra114-dalmore.dts
index cb640eb..a42bfa4 100644
--- a/arch/arm/boot/dts/tegra114-dalmore.dts
+++ b/arch/arm/boot/dts/tegra114-dalmore.dts
@@ -883,6 +883,35 @@
};
};

+ gpio-keys {
+ compatible = "gpio-keys";
+
+ home {
+ label = "Home";
+ gpios = <&gpio TEGRA_GPIO(I, 5) GPIO_ACTIVE_LOW>;
+ linux,code = <102>; /* KEY_HOME */
+ };
+
+ power {
+ label = "Power";
+ gpios = <&gpio TEGRA_GPIO(Q, 0) GPIO_ACTIVE_LOW>;
+ linux,code = <116>; /* KEY_POWER */
+ gpio-key,wakeup;
+ };
+
+ volume_down {
+ label = "Volume Down";
+ gpios = <&gpio TEGRA_GPIO(R, 1) GPIO_ACTIVE_LOW>;
+ linux,code = <114>; /* KEY_VOLUMEDOWN */
+ };
+
+ volume_up {
+ label = "Volume Up";
+ gpios = <&gpio TEGRA_GPIO(R, 2) GPIO_ACTIVE_LOW>;
+ linux,code = <115>; /* KEY_VOLUMEUP */
+ };
+ };
+
regulators {
compatible = "simple-bus";
#address-cells = <1>;
--
1.7.1.1


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