On Mon, Jan 19, 2015 at 04:33:07PM +0800, Josh Wu wrote:
> As we introduce a new "atmel,sama5d4-nand" compatible string for sama5d4,
> so we need to apply it for sama5d4 chip.
>
> Signed-off-by: Josh Wu <josh.wu@xxxxxxxxx>
> ---
>
> arch/arm/boot/dts/sama5d4.dtsi | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/arm/boot/dts/sama5d4.dtsi b/arch/arm/boot/dts/sama5d4.dtsi
> index 1b0f30c..02d67c2 100644
> --- a/arch/arm/boot/dts/sama5d4.dtsi
> +++ b/arch/arm/boot/dts/sama5d4.dtsi
> @@ -267,7 +267,7 @@
> };
>
> nand0: nand@80000000 {
> - compatible = "atmel,at91rm9200-nand";
> + compatible = "atmel,sama5d4-nand";
Wouldn't it make sense to include both compatible strings, so that old
kernels can still bind to it? The newer IP only adds a new ECC feature,
but the driver still can work fine without handling it, right?
> #address-cells = <1>;
> #size-cells = <1>;
> ranges;
Brian
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