linux-kernel - Re: [PATCH] arm64: dts: mt8192: Add vcodec lat and core nodes

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Message-ID: <621542e1d23a477aec9e7796da2673717db56027.camel@mediatek.com>
Date:   Mon, 26 Sep 2022 08:29:49 +0000
From:   Allen-KH Cheng (程冠勳) 
        <Allen-KH.Cheng@...iatek.com>
To:     "wenst@...omium.org" <wenst@...omium.org>
CC:     "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-mediatek@...ts.infradead.org" 
        <linux-mediatek@...ts.infradead.org>,
        "robh+dt@...nel.org" <robh+dt@...nel.org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "krzysztof.kozlowski@...aro.org" <krzysztof.kozlowski@...aro.org>,
        Project_Global_Chrome_Upstream_Group 
        <Project_Global_Chrome_Upstream_Group@...iatek.com>,
        "hsinyi@...omium.org" <hsinyi@...omium.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "matthias.bgg@...il.com" <matthias.bgg@...il.com>
Subject: Re: [PATCH] arm64: dts: mt8192: Add vcodec lat and core nodes

Hi Chen-Yu,

Thanks for the suggestion and test.

The following version will fix the node's name.

BRs,
Allen

On Mon, 2022-09-26 at 14:47 +0800, Chen-Yu Tsai wrote:
> On Fri, Sep 23, 2022 at 7:47 PM Allen-KH Cheng
> <allen-kh.cheng@...iatek.com> wrote:
> > 
> > Add vcodec lat and core nodes for mt8192 SoC.
> > 
> > Signed-off-by: Allen-KH Cheng <allen-kh.cheng@...iatek.com>
> 
> Tested-by: Chen-Yu Tsai <wenst@...omium.org>
> 
> > ---
> > This patch is based on matthias.bgg/linux.git, v6.0-next/dts64
> > [Allen-KH Cheng <allen-kh.cheng@...iatek.com>]
> > ---
> > ---
> >  arch/arm64/boot/dts/mediatek/mt8192.dtsi | 60
> > ++++++++++++++++++++++++
> >  1 file changed, 60 insertions(+)
> > 
> > diff --git a/arch/arm64/boot/dts/mediatek/mt8192.dtsi
> > b/arch/arm64/boot/dts/mediatek/mt8192.dtsi
> > index 6b20376191a7..aa6524948e7c 100644
> > --- a/arch/arm64/boot/dts/mediatek/mt8192.dtsi
> > +++ b/arch/arm64/boot/dts/mediatek/mt8192.dtsi
> > @@ -1449,6 +1449,66 @@
> >                         power-domains = <&spm
> > MT8192_POWER_DOMAIN_ISP2>;
> >                 };
> > 
> > +               vcodec_dec: vcodec-dec@...00000 {
> 
> The device node name should be generic, so maybe "video-codec@"?
> 
> > +                       compatible = "mediatek,mt8192-vcodec-dec";
> > +                       reg = <0 0x16000000 0 0x1000>;
> > +                       mediatek,scp = <&scp>;
> > +                       iommus = <&iommu0 M4U_PORT_L4_VDEC_MC_EXT>;
> > +                       dma-ranges = <0x1 0x0 0x0 0x40000000 0x0
> > 0xfff00000>;
> > +                       #address-cells = <2>;
> > +                       #size-cells = <2>;
> > +                       ranges = <0 0 0 0x16000000 0 0x26000>;
> > +
> > +                       vcodec_lat: vcodec-lat@...00 {
> 
> Same here.
> 
> > +                               compatible = "mediatek,mtk-vcodec-
> > lat";
> > +                               reg = <0x0 0x10000 0 0x800>;
> > +                               interrupts = <GIC_SPI 426
> > IRQ_TYPE_LEVEL_HIGH 0>;
> > +                               iommus = <&iommu0
> > M4U_PORT_L5_VDEC_LAT0_VLD_EXT>,
> > +                                        <&iommu0
> > M4U_PORT_L5_VDEC_LAT0_VLD2_EXT>,
> > +                                        <&iommu0
> > M4U_PORT_L5_VDEC_LAT0_AVC_MV_EXT>,
> > +                                        <&iommu0
> > M4U_PORT_L5_VDEC_LAT0_PRED_RD_EXT>,
> > +                                        <&iommu0
> > M4U_PORT_L5_VDEC_LAT0_TILE_EXT>,
> > +                                        <&iommu0
> > M4U_PORT_L5_VDEC_LAT0_WDMA_EXT>,
> > +                                        <&iommu0
> > M4U_PORT_L5_VDEC_LAT0_RG_CTRL_DMA_EXT>,
> > +                                        <&iommu0
> > M4U_PORT_L5_VDEC_UFO_ENC_EXT>;
> > +                               clocks = <&topckgen
> > CLK_TOP_VDEC_SEL>,
> > +                                        <&vdecsys_soc
> > CLK_VDEC_SOC_VDEC>,
> > +                                        <&vdecsys_soc
> > CLK_VDEC_SOC_LAT>,
> > +                                        <&vdecsys_soc
> > CLK_VDEC_SOC_LARB1>,
> > +                                        <&topckgen
> > CLK_TOP_MAINPLL_D4>;
> > +                               clock-names = "sel", "soc-vdec",
> > "soc-lat", "vdec", "top";
> > +                               assigned-clocks = <&topckgen
> > CLK_TOP_VDEC_SEL>;
> > +                               assigned-clock-parents = <&topckgen
> > CLK_TOP_MAINPLL_D4>;
> > +                               power-domains = <&spm
> > MT8192_POWER_DOMAIN_VDEC>;
> > +                       };
> > +
> > +                       vcodec_core: vcodec-core@...00 {
> 
> Same here.
> 
> ChenYu