Re: [PATCH v4 2/3] ARM: dts: rockchip: add rga node for rk322x

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Am Samstag, 18. April 2020, 11:15:27 CEST schrieb Johan Jonker:
> Hi Justin, Heiko,
> 
> In the discussion about "rockchip,px30-rga" it was mentioned that:
> "no status for soc internal components without any board-specifics".
> The binding is in mainline, but the dts node is missing I think.
> Should this also be changed?

yep, drop the status disabled from the dtsi and that then results
in not needing the board-level enablement

(background: rga is a simple mem2mem device without any
board-specific hooks)

> 
> Johan
> 
> +&rga {
> +	status = "okay";
> +};
> +
> 
> > Add a node to define the presence of RGA, a 2D raster
> > graphic acceleration unit.
> > 
> > Signed-off-by: Justin Swartz <justin.swartz@xxxxxxxxxxxxxxxx>
> > ---
> >  arch/arm/boot/dts/rk322x.dtsi | 11 +++++++++++
> >  1 file changed, 11 insertions(+)
> > 
> > diff --git a/arch/arm/boot/dts/rk322x.dtsi b/arch/arm/boot/dts/rk322x.dtsi
> > index 340ed6ccb..29d50bebc 100644
> > --- a/arch/arm/boot/dts/rk322x.dtsi
> > +++ b/arch/arm/boot/dts/rk322x.dtsi
> > @@ -621,6 +621,17 @@
> >  		status = "disabled";
> >  	};
> >  
> > +	rga: rga@20060000 {
> > +		compatible = "rockchip,rk3228-rga", "rockchip,rk3288-rga";
> > +		reg = <0x20060000 0x1000>;
> > +		interrupts = <GIC_SPI 33 IRQ_TYPE_LEVEL_HIGH>;
> > +		clocks = <&cru ACLK_RGA>, <&cru HCLK_RGA>, <&cru SCLK_RGA>;
> > +		clock-names = "aclk", "hclk", "sclk";
> > +		resets = <&cru SRST_RGA>, <&cru SRST_RGA_A>, <&cru SRST_RGA_H>;
> > +		reset-names = "core", "axi", "ahb";
> 
> > +		status = "disabled";
> 
> remove?
> 
> > +	};
> > +
> >  	iep_mmu: iommu@20070800 {
> >  		compatible = "rockchip,iommu";
> >  		reg = <0x20070800 0x100>;
> 
> 







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