Hi,
On Thu 16 Apr 20, 15:02, Johan Jonker wrote:
> Hi Paul,
>
> The conversion of rockchip-rga.txt to rockchip-rga.yaml by myself just
> has been approved by robh.
Huh, I looked around for ongoing related work but missed it.
I'll definitely rebase on top of your series and use the yaml description
instead. Thanks!
> Maybe place dts patches at the end of a patch serie.
> Could you include a &rga patch if your device is supported in mainline,
> so we can test with:
> make ARCH=arm64 dtbs_check
> DT_SCHEMA_FILES=Documentation/devicetree/bindings/media/rockchip-rga.yaml
I tested with the PX30 EVB so I can surely add a node there if that turns
out necessary (see below).
> Johan
>
> On 4/16/20 1:50 PM, Paul Kocialkowski wrote:
> > The PX30 features a RGA block: add the necessary node to support it.
> >
> > Signed-off-by: Paul Kocialkowski <paul.kocialkowski@xxxxxxxxxxx>
> > ---
> > arch/arm64/boot/dts/rockchip/px30.dtsi | 11 +++++++++++
> > 1 file changed, 11 insertions(+)
> >
> > diff --git a/arch/arm64/boot/dts/rockchip/px30.dtsi b/arch/arm64/boot/dts/rockchip/px30.dtsi
> > index 75908c587511..4bfbee9d4123 100644
> > --- a/arch/arm64/boot/dts/rockchip/px30.dtsi
> > +++ b/arch/arm64/boot/dts/rockchip/px30.dtsi
> > @@ -1104,6 +1104,17 @@ vopl_mmu: iommu@ff470f00 {
> > status = "disabled";
> > };
> >
> > + rga: rga@ff480000 {
> > + compatible = "rockchip,px30-rga";
> > + reg = <0x0 0xff480000 0x0 0x10000>;
> > + interrupts = <GIC_SPI 76 IRQ_TYPE_LEVEL_HIGH 0>;
> > + clocks = <&cru ACLK_RGA>, <&cru HCLK_RGA>, <&cru SCLK_RGA_CORE>;
> > + clock-names = "aclk", "hclk", "sclk";
> > + resets = <&cru SRST_RGA>, <&cru SRST_RGA_A>, <&cru SRST_RGA_H>;
> > + reset-names = "core", "axi", "ahb";
> > + power-domains = <&power PX30_PD_VO>;
>
> status = "disabled";
As of 5.6, the rk3399 has the node enabled by default. Did that change?
Since it's a standalone block that has no I/O dependency, I don't really see
the point of disabling it by default.
What do you think?
Cheers,
Paul
> > + };
> > +
> > qos_gmac: qos@ff518000 {
> > compatible = "syscon";
> > reg = <0x0 0xff518000 0x0 0x20>;
> >
>
--
Paul Kocialkowski, Bootlin
Embedded Linux and kernel engineering
https://bootlin.com
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