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

Jonathan Cameron jic23 at kernel.org
Sun Jun 7 09:56:30 PDT 2015


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 at freescale.com>
> Signed-off-by: Stefan Agner <stefan at agner.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 at kernel.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 at 4003e000 {
> @@ -387,6 +389,8 @@
>  				clocks = <&clks VF610_CLK_ADC1>;
>  				clock-names = "adc";
>  				status = "disabled";
> +				fsl,adck-max-frequency = <30000000>, <40000000>,
> +							<20000000>;
>  			};
>  
>  			esdhc1: esdhc at 400b2000 {
> 




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