On Mon, 2023-01-16 at 09:11 +0100, Krzysztof Kozlowski wrote:
> On 16/01/2023 04:21, Moudy Ho wrote:
> > Add device nodes for Media Data Path 3 (MDP3) modules.
> >
> > Signed-off-by: Moudy Ho <moudy.ho@xxxxxxxxxxxx>
> > ---
> > arch/arm64/boot/dts/mediatek/mt8195.dtsi | 420
> > +++++++++++++++++++++++
> > 1 file changed, 420 insertions(+)
> >
> > diff --git a/arch/arm64/boot/dts/mediatek/mt8195.dtsi
> > b/arch/arm64/boot/dts/mediatek/mt8195.dtsi
> > index 206dd534c3f6..d2d1ba71222d 100644
> > --- a/arch/arm64/boot/dts/mediatek/mt8195.dtsi
> > +++ b/arch/arm64/boot/dts/mediatek/mt8195.dtsi
> > @@ -1706,6 +1706,133 @@
> > #clock-cells = <1>;
> > };
> >
> > + mdp3-rdma0@14001000 {
>
> Node names should be generic.
>
https://urldefense.com/v3/__https://devicetree-specification.readthedocs.io/en/latest/chapter2-devicetree-basics.html*generic-names-recommendation__;Iw!!CTRNKA9wMg0ARbw!gmuIIk9pHTEGcVTtOXNeP3a8XUucoiTd5vTmxNK8lCHtytRDc3R8Eh44WOWNEUkJlv_pPCtg_DvPCHsCHNscg6_0cfJe$ ;
>
>
> 0 is definitely not generic
>
> Isn't this dma-controller? or if not then just rdma?
>
> > + compatible = "mediatek,mt8195-mdp3-rdma";
> > + reg = <0 0x14001000 0 0x1000>;
> > + mediatek,gce-client-reg = <&gce1
> > SUBSYS_1400XXXX 0x1000 0x1000>;
> > + mediatek,gce-events =
> > <CMDQ_EVENT_VPP0_MDP_RDMA_SOF>,
> > + <CMDQ_EVENT_VPP0_MDP_RDMA
> > _FRAME_DONE>;
> > + power-domains = <&spm
> > MT8195_POWER_DOMAIN_VPPSYS0>,
> > + <&spm
> > MT8195_POWER_DOMAIN_VPPSYS1>;
> > + iommus = <&iommu_vpp M4U_PORT_L4_MDP_RDMA>,
> > + <&iommu_vpp M4U_PORT_L4_MDP_WROT>;
> > + clocks = <&vppsys0 CLK_VPP0_MDP_RDMA>,
> > + <&topckgen CLK_TOP_CFG_VPP0>,
> > + <&topckgen CLK_TOP_CFG_26M_VPP0>,
> > + <&vppsys0 CLK_VPP0_WARP0_ASYNC_TX>,
> > + <&vppsys0 CLK_VPP0_WARP0_RELAY>,
> > + <&vppsys0
> > CLK_VPP0_WARP0_MDP_DL_ASYNC>,
> > + <&vppsys0 CLK_VPP0_WARP1_ASYNC_TX>,
> > + <&vppsys0 CLK_VPP0_WARP1_RELAY>,
> > + <&vppsys0
> > CLK_VPP0_WARP1_MDP_DL_ASYNC>,
> > + <&vppsys0 CLK_VPP0_VPP02VPP1_RELAY>,
> > + <&vppsys1 CLK_VPP1_DL_ASYNC>,
> > + <&vppsys1 CLK_VPP1_VPP0_DL_ASYNC>,
> > + <&vppsys1 CLK_VPP1_VPP0_DL_RELAY>,
> > + <&vppsys0 CLK_VPP0_VPP12VPP0_ASYNC>,
> > + <&vppsys1 CLK_VPP1_VPP0_DL1_RELAY>,
> > + <&vppsys1
> > CLK_VPP1_SVPP2_VDO0_DL_RELAY>,
> > + <&vppsys1
> > CLK_VPP1_SVPP3_VDO1_DL_RELAY>,
> > + <&vppsys1
> > CLK_VPP1_SVPP2_VDO1_DL_RELAY>,
> > + <&vppsys1
> > CLK_VPP1_SVPP3_VDO0_DL_RELAY>;
> > + mboxes = <&gce1 12 CMDQ_THR_PRIO_1>,
> > + <&gce1 13 CMDQ_THR_PRIO_1>,
> > + <&gce1 14 CMDQ_THR_PRIO_1>,
> > + <&gce1 21 CMDQ_THR_PRIO_1>,
> > + <&gce1 22 CMDQ_THR_PRIO_1>;
> > + };
> > +
> > + mdp3-fg0@14002000 {
>
> Node names should be generic.
>
https://urldefense.com/v3/__https://devicetree-specification.readthedocs.io/en/latest/chapter2-devicetree-basics.html*generic-names-recommendation__;Iw!!CTRNKA9wMg0ARbw!gmuIIk9pHTEGcVTtOXNeP3a8XUucoiTd5vTmxNK8lCHtytRDc3R8Eh44WOWNEUkJlv_pPCtg_DvPCHsCHNscg6_0cfJe$ ;
>
>
> "0" suffix is definitely nothing generic. Drop such suffixes
> everywhere.
> Drop also "mdp3" prefix everywhere.
>
>
> Best regards,
> Krzysztof
>
Hi Krzysztof,
May I uniformly name all MediaTek's media data path ver.3(MDP3) nodes
as "mdp3@xxx"?
Thanks & Regards,
Moudy
