Re: [PATCH v2 2/2] ARM: dts: Append clock bindings for sai2 on VF610 platform

[Shawn Guo]

On Wed, Apr 02, 2014 at 06:10:20PM +0800, Nicolin Chen wrote:
> Since we added fours clock to the DT binding, we should update the current
> SAI dts/dtsi so as not to break their functions.
> 
> Signed-off-by: Nicolin Chen <Guangyu.Chen@xxxxxxxxxxxxx>
> ---
>  arch/arm/boot/dts/vf610.dtsi | 6 ++++--
>  1 file changed, 4 insertions(+), 2 deletions(-)
> 
> diff --git a/arch/arm/boot/dts/vf610.dtsi b/arch/arm/boot/dts/vf610.dtsi
> index d31ce1b..9fd0007 100644
> --- a/arch/arm/boot/dts/vf610.dtsi
> +++ b/arch/arm/boot/dts/vf610.dtsi
> @@ -139,8 +139,10 @@
>  				compatible = "fsl,vf610-sai";
>  				reg = <0x40031000 0x1000>;
>  				interrupts = <0 86 0x04>;
> -				clocks = <&clks VF610_CLK_SAI2>;
> -				clock-names = "sai";
> +				clocks = <&clks VF610_CLK_SAI2>,
> +				       <&clks VF610_CLK_SAI2>,
> +				       <&clks 0>, <&clks 0>;

So it seems that SAI on vf610 does work with only one clock.  So the
driver change will break old DTB for vf610?  If that's case, we will
have to need a new compatible for cases where 4 clocks are needed.

Shawn

> +				clock-names = "bus", "mclk1", "mclk2", "mclk3";
>  				status = "disabled";
>  			};
>  
> -- 
> 1.8.4
> 
> 

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