| Message ID | 1373028111-24246-1-git-send-email-ldewangan@nvidia.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
On 07/05/2013 06:41 AM, Laxman Dewangan wrote: > 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. > diff --git a/arch/arm/boot/dts/tegra114-dalmore.dts b/arch/arm/boot/dts/tegra114-dalmore.dts > <&tegra_car TEGRA114_CLK_EXTERN1>; > clock-names = "pll_a", "pll_a_out0", "mclk"; > }; > + > + gpio-keys { The node above is "sound". This node should be before that node so they're alphabetically sorted. > + compatible = "gpio-keys"; > + > + power { > + label = "Power"; > + gpios = <&gpio TEGRA_GPIO(Q, 0) GPIO_ACTIVE_LOW>; > + linux,code = <116>; /* KEY_POWER */ > + gpio-key,wakeup; > + }; > + > + home { Similarly, the nodes inside gpio-keys should also be sorted alphabetically.
diff --git a/arch/arm/boot/dts/tegra114-dalmore.dts b/arch/arm/boot/dts/tegra114-dalmore.dts index cb640eb..886b66d 100644 --- a/arch/arm/boot/dts/tegra114-dalmore.dts +++ b/arch/arm/boot/dts/tegra114-dalmore.dts @@ -976,4 +976,33 @@ <&tegra_car TEGRA114_CLK_EXTERN1>; clock-names = "pll_a", "pll_a_out0", "mclk"; }; + + gpio-keys { + compatible = "gpio-keys"; + + power { + label = "Power"; + gpios = <&gpio TEGRA_GPIO(Q, 0) GPIO_ACTIVE_LOW>; + linux,code = <116>; /* KEY_POWER */ + gpio-key,wakeup; + }; + + home { + label = "Home"; + gpios = <&gpio TEGRA_GPIO(I, 5) GPIO_ACTIVE_LOW>; + linux,code = <102>; /* KEY_HOME */ + }; + + volume_up { + label = "VolumeUp"; + gpios = <&gpio TEGRA_GPIO(R, 2) GPIO_ACTIVE_LOW>; + linux,code = <115>; /* KEY_VOLUMEUP */ + }; + + volume_down { + label = "VolumeDown"; + gpios = <&gpio TEGRA_GPIO(R, 1) GPIO_ACTIVE_LOW>; + linux,code = <114>; /* KEY_VOLUMEDOWN */ + }; + }; };
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> --- arch/arm/boot/dts/tegra114-dalmore.dts | 29 +++++++++++++++++++++++++++++ 1 files changed, 29 insertions(+), 0 deletions(-)