linux-kernel - Re: [PATCH v2 2/3] Documentation: dt-bindings: update exynos-adc.txt with syscon handle

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Date:	Wed, 05 Nov 2014 15:34:55 +0000
From:	Jonathan Cameron <jic23@...nel.org>
To:	Naveen Krishna Chatradhi <ch.naveen@...sung.com>,
	linux-iio@...r.kernel.org, linux-samsung-soc@...r.kernel.org,
	devicetree@...r.kernel.org
CC:	linux-kernel@...r.kernel.org, cw00.choi@...sung.com,
	gregkh@...uxfoundation.org, naveenkrishna.ch@...il.com,
	lars@...afoo.de, cpgs@...sung.com, grundler@...omium.org
Subject: Re: [PATCH v2 2/3] Documentation: dt-bindings: update exynos-adc.txt
 with syscon handle

On 16/09/14 09:58, Naveen Krishna Chatradhi wrote:
> This patch updates the DT bindings for ADC in exynos-adc.txt with the
> syscon phandle to the ADC nodes.
> 
> Signed-off-by: Naveen Krishna Chatradhi <ch.naveen@...sung.com>
> To: devicetree@...r.kernel.org
Applied to the togreg branch of iio.git - initially pushed out as testing.

Thanks,
> ---
>  .../devicetree/bindings/arm/samsung/exynos-adc.txt |    9 +++++++--
>  1 file changed, 7 insertions(+), 2 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/arm/samsung/exynos-adc.txt b/Documentation/devicetree/bindings/arm/samsung/exynos-adc.txt
> index 709efaa..c368210 100644
> --- a/Documentation/devicetree/bindings/arm/samsung/exynos-adc.txt
> +++ b/Documentation/devicetree/bindings/arm/samsung/exynos-adc.txt
> @@ -43,13 +43,16 @@ Required properties:
>  				   compatible ADC block)
>  - vdd-supply		VDD input supply.
>  
> +- samsung,syscon-phandle Contains the PMU system controller node
> +			(To access the ADC_PHY register on Exynos5250/5420/5800/3250)
> +
>  Note: child nodes can be added for auto probing from device tree.
>  
>  Example: adding device info in dtsi file
>  
>  adc: adc@...10000 {
>  	compatible = "samsung,exynos-adc-v1";
> -	reg = <0x12D10000 0x100>, <0x10040718 0x4>;
> +	reg = <0x12D10000 0x100>;
>  	interrupts = <0 106 0>;
>  	#io-channel-cells = <1>;
>  	io-channel-ranges;
> @@ -58,13 +61,14 @@ adc: adc@...10000 {
>  	clock-names = "adc";
>  
>  	vdd-supply = <&buck5_reg>;
> +	samsung,syscon-phandle = <&pmu_system_controller>;
>  };
>  
>  Example: adding device info in dtsi file for Exynos3250 with additional sclk
>  
>  adc: adc@...C0000 {
>  	compatible = "samsung,exynos3250-adc", "samsung,exynos-adc-v2;
> -	reg = <0x126C0000 0x100>, <0x10020718 0x4>;
> +	reg = <0x126C0000 0x100>;
>  	interrupts = <0 137 0>;
>  	#io-channel-cells = <1>;
>  	io-channel-ranges;
> @@ -73,6 +77,7 @@ adc: adc@...C0000 {
>  	clock-names = "adc", "sclk";
>  
>  	vdd-supply = <&buck5_reg>;
> +	samsung,syscon-phandle = <&pmu_system_controller>;
>  };
>  
>  Example: Adding child nodes in dts file
> 
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