Hi,
On Wed, May 02, 2018 at 12:12:27AM +0800, Chen-Yu Tsai wrote:
> From: Icenowy Zheng <icenowy@xxxxxxx>
>
> Allwinner A64 has a SRAM controller, and in the device tree currently
> we have a syscon node to enable EMAC driver to access the EMAC clock
> register. As SRAM controller driver can now export regmap for this
> register, replace the syscon node to the SRAM controller device node,
> and let EMAC driver to acquire its EMAC clock regmap.
>
> Signed-off-by: Icenowy Zheng <icenowy@xxxxxxx>
> Signed-off-by: Chen-Yu Tsai <wens@xxxxxxxx>
> ---
> arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi | 23 +++++++++++++++----
> 1 file changed, 19 insertions(+), 4 deletions(-)
>
> diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
> index 1b2ef28c42bd..1c37659d9d41 100644
> --- a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
> +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
> @@ -168,10 +168,25 @@
> #size-cells = <1>;
> ranges;
>
> - syscon: syscon@1c00000 {
> - compatible = "allwinner,sun50i-a64-system-controller",
> - "syscon";
> + sram_controller: sram-controller@1c00000 {
> + compatible = "allwinner,sun50i-a64-sram-controller";
I don't think there's anything preventing us from keeping the
-system-controller compatible. It's what was in the DT before, and
it's how it's called in the datasheet.
Otherwise, the whole serie looks good to me:
Acked-by: Maxime Ripard <maxime.ripard@xxxxxxxxxxx>
Maxime
--
Maxime Ripard, Bootlin (formerly Free Electrons)
Embedded Linux and Kernel engineering
https://bootlin.com
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