linux-kernel - Re: [PATCH] driver: input :touchscreen : add Raydium I2C touch driver

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Date:	Fri, 18 Mar 2016 16:04:50 -0500
From:	Rob Herring <robh@...nel.org>
To:	"jeffrey.lin" <yajohn@...il.com>
Cc:	pawel.moll@....com, mark.rutland@....com,
	jc+devicetree@...lion.org.uk, galak@...eaurora.org,
	treding@...dia.com, inki.dae@...sung.com, djkurtz@...omium.org,
	dusonlin@....com.tw, ajaykumar.rs@...sung.com, jeesw@...fas.com,
	dmitry.torokhov@...il.com, rydberg@...omail.se,
	grant.likely@...aro.org, bleung@...omium.org, scott.liu@....com.tw,
	jeffrey.lin@...-ic.com, roger.yang@...-ic.com, KP.li@...-ic.com,
	albert.shieh@...-ic.com, linux-kernel@...r.kernel.org,
	linux-input@...r.kernel.org, devicetree@...r.kernel.org
Subject: Re: [PATCH] driver: input :touchscreen : add Raydium I2C touch driver

On Tue, Mar 15, 2016 at 04:44:17PM +0800, jeffrey.lin wrote:
> Raydium I2C touch driver.
> 
> Signed-off-by: jeffrey.lin <jeffrey.lin@...-ic.com>
> ---
>  .../devicetree/bindings/input/raydium_i2c_ts.txt   |  23 +
>  .../devicetree/bindings/vendor-prefixes.txt        |   1 +

It is generally preferred to split bindings from driver changes.

>  drivers/input/touchscreen/Kconfig                  |  12 +
>  drivers/input/touchscreen/Makefile                 |   1 +
>  drivers/input/touchscreen/raydium_i2c_ts.c         | 932 +++++++++++++++++++++
>  5 files changed, 969 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/input/raydium_i2c_ts.txt
>  create mode 100644 drivers/input/touchscreen/raydium_i2c_ts.c
> 
> diff --git a/Documentation/devicetree/bindings/input/raydium_i2c_ts.txt b/Documentation/devicetree/bindings/input/raydium_i2c_ts.txt
> new file mode 100644
> index 0000000..329864d
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/input/raydium_i2c_ts.txt
> @@ -0,0 +1,23 @@
> +Raydium I2C touchscreen
> +
> +Required properties:
> +- compatible:
> +    "raydium,rm31100"
> +
> +- reg: The I2C address of the device
> +- interrupts: interrupt to which the chip is connected
> +    See ../interrupt-controller/interrupts.txt
> +Optional property:
> + - avdd-supply	: Analog power supply needed to power device
> + - vccio-supply: IO Power source
> +
> +Example:
> +
> +	raydium_i2c@...9 {

touchscreen@39

Otherwise,

Acked-by: Rob Herring <robh@...nel.org>


> +		compatible = "raydium,rm31100";
> +		avdd-supply = <&pm8226_l19>;
> +		vccio-supply = <&pm8226_lvs1>;
> +		reg = <0x39>;
> +		interrupt-parent = <&gpio>;
> +		interrupts = <0x0 IRQ_TYPE_EDGE_FALLING>;
> +	};
> diff --git a/Documentation/devicetree/bindings/vendor-prefixes.txt b/Documentation/devicetree/bindings/vendor-prefixes.txt
> index af49e0f..5b6224b 100644
> --- a/Documentation/devicetree/bindings/vendor-prefixes.txt
> +++ b/Documentation/devicetree/bindings/vendor-prefixes.txt
> @@ -126,6 +126,7 @@ radxa	Radxa
>  raidsonic	RaidSonic Technology GmbH
>  ralink	Mediatek/Ralink Technology Corp.
>  ramtron	Ramtron International
> +raydium Raydium Semiconductor Corp.
>  realtek Realtek Semiconductor Corp.
>  renesas	Renesas Electronics Corporation
>  ricoh	Ricoh Co. Ltd.