linux-kernel - Re: [PATCH v10 3/6] devicetree: mfd: Add new SKY81452 mfd binding

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Message-ID: <20141218083222.GS13885@x1>
Date:	Thu, 18 Dec 2014 08:32:22 +0000
From:	Lee Jones <lee.jones@...aro.org>
To:	gyungoh@...il.com
Cc:	sameo@...ux.intel.com, grant.likely@...aro.org, robh+dt@...nel.org,
	jg1.han@...sung.com, cooloney@...il.com, pawel.moll@....com,
	mark.rutland@....com, ijc+devicetree@...lion.org.uk,
	galak@...eaurora.org, trivial@...nel.org,
	akpm@...ux-foundation.org, jic23@...nel.org,
	thomas.petazzoni@...e-electrons.com, ktsai@...ellamicro.com,
	hs@...x.de, stwiss.opensource@...semi.com, matti.vaittinen@....com,
	broonie@...nel.org, jason@...edaemon.net, heiko@...ech.de,
	shawn.guo@...escale.com, florian.vaussard@...l.ch, andrew@...n.ch,
	antonynpavlov@...il.com, hytszk@...il.com, plagnioj@...osoft.com,
	tomi.valkeinen@...com, jack.yoo@...worksinc.com,
	linux-fbdev@...r.kernel.org, linux-kernel@...r.kernel.org,
	devicetree@...r.kernel.org
Subject: Re: [PATCH v10 3/6] devicetree: mfd: Add new SKY81452 mfd binding

On Thu, 18 Dec 2014, gyungoh@...il.com wrote:

> From: Gyungoh Yoo <jack.yoo@...worksinc.com>
> 
> Signed-off-by: Gyungoh Yoo <jack.yoo@...worksinc.com>
> ---
> Changes v10:
> Nothing
> 
> Changes v9:
> Nothing
> 
> Changes v8:
> Made up the example for backlight DT
> 
> Changes v7:
> Nothing
> 
> Changes v6:
> Nothing
> 
> Changes v5:
> Changed DT for regulator : 'lout' node should be defined under 'regulator'
> Removed compatible string from sky81452-regulator driver
> 
> Changes v4:
> Nothing
> 
> Changes v3:
> Nothing
> 
> Changes v2:
> Added reg attribute for I2C slave address
> 
>  Documentation/devicetree/bindings/mfd/sky81452.txt | 36 ++++++++++++++++++++++
>  1 file changed, 36 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/mfd/sky81452.txt
> 
> diff --git a/Documentation/devicetree/bindings/mfd/sky81452.txt b/Documentation/devicetree/bindings/mfd/sky81452.txt
> new file mode 100644
> index 0000000..ab71473
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/mfd/sky81452.txt
> @@ -0,0 +1,36 @@
> +SKY81452 bindings
> +
> +Required properties:
> +- compatible	: Must be "skyworks,sky81452"
> +- reg		: I2C slave address
> +
> +Required child nodes:
> +- backlight	: container node for backlight following the binding
> +		in video/backlight/sky81452-backlight.txt
> +- regulator	: container node for regulators following the binding
> +		in regulator/sky81452-regulator.txt

For these MFD parts.

Acked-by: Lee Jones <lee.jones@...aro.org>

[Don't forget to apply the Acks you receive on subsequent submissions]

The Backlight parts need closer inspection by the DT people.

> +Example:
> +
> +	sky81452@2c {
> +		compatible = "skyworks,sky81452";
> +		reg = <0x2c>;
> +
> +		backlight {
> +			compatible = "skyworks,sky81452-backlight";
> +			name = "pwm-backlight";
> +			skyworks,en-channels = <0x3f>;
> +			skyworks,ignore-pwm;
> +			skyworks,phase-shift;
> +			skyworks,ovp-level = <20>;
> +			skyworks,current-limit = <2300>;
> +		};
> +
> +		regulator {
> +			lout {
> +				regulator-name = "sky81452-lout";
> +				regulator-min-microvolt = <4500000>;
> +				regulator-max-microvolt = <8000000>;
> +			};
> +		};
> +	};

-- 
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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