Subject: [PATCH v2 04/11] ARM: tegra: Set spi-max-frequency property to flash node

From: [email-masked] (Stephen Warren)
Date: Thu, 15 Jan 2015 10:26:34 -0700

On 01/15/2015 09:12 AM, Tomeu Vizoso wrote:
> To silence a warning on Nyan boards.
>
> Signed-off-by: Tomeu Vizoso <[email-masked]>
> ---
>   arch/arm/boot/dts/tegra124-nyan-big.dts | 1 +
>   1 file changed, 1 insertion(+)
>
> diff --git a/arch/arm/boot/dts/tegra124-nyan-big.dts b/arch/arm/boot/dts/tegra124-nyan-big.dts
> index 9a9cffe..94c7ba9 100644
> --- a/arch/arm/boot/dts/tegra124-nyan-big.dts
> +++ b/arch/arm/boot/dts/tegra124-nyan-big.dts
> @@ -1660,6 +1660,7 @@
>
>   		flash at 0 {
>   			compatible = "winbond,w25q32dw";
> +			spi-max-frequency = <25000000>;

This property already exists in the SPI controller. Isn't the max 
frequency supposed to inherit from there? If so, shouldn't the code not 
warn when such inheritance happens, i.e. it'd be better to fix the code?