On Tuesday 20 June 2017 10:39 AM, Faiz Abbas wrote:
> Add support for onboard gpio buzzer. It works using
> the gpio-beeper driver. Pinmux entries for GPIO
> controlling the buzzer are also added.
Gentle ping
Regards,
Faiz
>
> Signed-off-by: Faiz Abbas <faiz_abbas@xxxxxx>
> ---
> arch/arm/boot/dts/am437x-gp-evm.dts | 14 ++++++++++++++
> 1 file changed, 14 insertions(+)
>
> diff --git a/arch/arm/boot/dts/am437x-gp-evm.dts b/arch/arm/boot/dts/am437x-gp-evm.dts
> index 397e98b..24cdf6d 100644
> --- a/arch/arm/boot/dts/am437x-gp-evm.dts
> +++ b/arch/arm/boot/dts/am437x-gp-evm.dts
> @@ -149,6 +149,13 @@
> system-clock-frequency = <12000000>;
> };
> };
> +
> + beeper: beeper {
> + compatible = "gpio-beeper";
> + pinctrl-names = "default";
> + pinctrl-0 = <&beeper_pins>;
> + gpios = <&gpio4 12 GPIO_ACTIVE_HIGH>;
> + };
> };
>
> &am43xx_pinmux {
> @@ -510,6 +517,13 @@
> AM4372_IOPAD(0x974, PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* uart0_txd.uart0_txd */
> >;
> };
> +
> + beeper_pins: beeper_pins {
> + pinctrl-single,pins = <
> + AM4372_IOPAD(0x9e0, PIN_OUTPUT_PULLUP | MUX_MODE7) /* cam1_field.gpio4_12 */
> + >;
> + };
> +
> };
>
> &uart0 {
>
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