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 > > > _______________________________________________ > linux-arm-kernel mailing list > linux-arm-kernel@xxxxxxxxxxxxxxxxxxx > http://lists.infradead.org/mailman/listinfo/linux-arm-kernel