linux-kernel - Re: [PATCH v5 2/2] ARM: dts: add property for maximum ADC clock frequencies

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Date:	Sun, 07 Jun 2015 17:56:30 +0100
From:	Jonathan Cameron <jic23@...nel.org>
To:	Stefan Agner <stefan@...er.ch>, shawn.guo@...aro.org,
	kernel@...gutronix.de
CC:	knaack.h@....de, lars@...afoo.de, pmeerw@...erw.net,
	robh+dt@...nel.org, pawel.moll@....com, mark.rutland@....com,
	ijc+devicetree@...lion.org.uk, galak@...eaurora.org,
	B38611@...escale.com, maitysanchayan@...il.com,
	devicetree@...r.kernel.org, linux-iio@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v5 2/2] ARM: dts: add property for maximum ADC clock frequencies

On 27/05/15 13:47, Stefan Agner wrote:
> The ADC clock frequency is limited depending on modes used. Add
> device tree property which allow to set the mode used and the
> maximum frequency ratings for the instance. These allows to
> set the ADC clock to a frequency which is within specification
> according to the actual mode used.
> 
> Acked-by: Fugang Duan <B38611@...escale.com>
> Signed-off-by: Stefan Agner <stefan@...er.ch>
I'm happy to take this via IIO if people want me to, otherwise give
it's connection to the previous patch that I just applied,

Acked-by: Jonathan Cameron <jic23@...nel.org>

> ---
>  arch/arm/boot/dts/vfxxx.dtsi | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/vfxxx.dtsi b/arch/arm/boot/dts/vfxxx.dtsi
> index a29c7ce..c6609bd 100644
> --- a/arch/arm/boot/dts/vfxxx.dtsi
> +++ b/arch/arm/boot/dts/vfxxx.dtsi
> @@ -189,6 +189,8 @@
>  				clocks = <&clks VF610_CLK_ADC0>;
>  				clock-names = "adc";
>  				status = "disabled";
> +				fsl,adck-max-frequency = <30000000>, <40000000>,
> +							<20000000>;
>  			};
>  
>  			wdoga5: wdog@...3e000 {
> @@ -387,6 +389,8 @@
>  				clocks = <&clks VF610_CLK_ADC1>;
>  				clock-names = "adc";
>  				status = "disabled";
> +				fsl,adck-max-frequency = <30000000>, <40000000>,
> +							<20000000>;
>  			};
>  
>  			esdhc1: esdhc@...b2000 {
> 

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