linux-kernel - Re: [PATCH] ARM: dts: am437x-gp-evm: Add support for buzzer

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Date:   Wed, 2 Aug 2017 15:00:49 +0530
From:   Faiz Abbas <faiz_abbas@...com>
To:     <tony@...mide.com>
CC:     <bcousson@...libre.com>, <robh+dt@...nel.org>,
        <mark.rutland@....com>, <linux@...linux.org.uk>,
        <linux-omap@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] ARM: dts: am437x-gp-evm: Add support for buzzer



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@...com>
> ---
>  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 {
>