Hi,
On Mon, Nov 16, 2020 at 8:57 PM Martin Cerveny <m.cerveny@xxxxxxxxxxxx> wrote:
>
> Allwinner V3s has system control and SRAM C1 region similar to H3.
>
> Signed-off-by: Martin Cerveny <m.cerveny@xxxxxxxxxxxx>
> ---
> arch/arm/boot/dts/sun8i-v3s.dtsi | 14 ++++++++++++++
> 1 file changed, 14 insertions(+)
>
> diff --git a/arch/arm/boot/dts/sun8i-v3s.dtsi b/arch/arm/boot/dts/sun8i-v3s.dtsi
> index 0c7341676921..70193512c222 100644
> --- a/arch/arm/boot/dts/sun8i-v3s.dtsi
> +++ b/arch/arm/boot/dts/sun8i-v3s.dtsi
> @@ -161,6 +161,20 @@ syscon: system-control@1c00000 {
> #address-cells = <1>;
> #size-cells = <1>;
> ranges;
> +
> + sram_c: sram@1d00000 {
> + compatible = "mmio-sram";
> + reg = <0x01d00000 0x80000>;
How was this address derived? Did you check that there is actually SRAM here?
ChenYu
> + #address-cells = <1>;
> + #size-cells = <1>;
> + ranges = <0 0x01d00000 0x80000>;
> +
> + ve_sram: sram-section@0 {
> + compatible = "allwinner,sun8i-v3s-sram-c1",
> + "allwinner,sun4i-a10-sram-c1";
> + reg = <0x000000 0x80000>;
> + };
> + };
> };
>
> tcon0: lcd-controller@1c0c000 {
> --
> 2.25.1
>
>
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