Hi,

On Fri, Dec 08, 2017 at 10:54:15PM +0100, Mylène Josserand wrote:
> Add I2C0 node for A83T.
> 
> Signed-off-by: Mylène Josserand <mylene.josserand@free-electrons.com>
> ---
>  arch/arm/boot/dts/sun8i-a83t.dtsi | 11 +++++++++++
>  1 file changed, 11 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/sun8i-a83t.dtsi b/arch/arm/boot/dts/sun8i-a83t.dtsi
> index 19acae1b4089..848cf3f19962 100644
> --- a/arch/arm/boot/dts/sun8i-a83t.dtsi
> +++ b/arch/arm/boot/dts/sun8i-a83t.dtsi
> @@ -177,6 +177,17 @@
>  			#dma-cells = <1>;
>  		};
>  
> +		i2c0: i2c@01c2ac00 {

Drop the leading 0, it generates a warning in dtc.

> +			compatible = "allwinner,sun6i-a31-i2c";

Can you add a SoC-specific compatible there please?

> +			reg = <0x01c2ac00 0x400>;

And you should order your nodes by physical address.

Thanks!
Maxime

-- 
Maxime Ripard, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com