On Tue, Feb 22, 2022 at 06:24:29PM +0800, Chen-Yu Tsai wrote:
> Hi,
>
> On Fri, Feb 18, 2022 at 5:16 PM Allen-KH Cheng
> <allen-kh.cheng@xxxxxxxxxxxx> wrote:
> >
> > Add display nodes for mt8192 SoC.
> >
> > Signed-off-by: Allen-KH Cheng <allen-kh.cheng@xxxxxxxxxxxx>
> > ---
> > arch/arm64/boot/dts/mediatek/mt8192.dtsi | 115 +++++++++++++++++++++++
> > 1 file changed, 115 insertions(+)
> >
> > diff --git a/arch/arm64/boot/dts/mediatek/mt8192.dtsi b/arch/arm64/boot/dts/mediatek/mt8192.dtsi
> > index e3314cdc7c1a..026f2d8141b0 100644
> > --- a/arch/arm64/boot/dts/mediatek/mt8192.dtsi
> > +++ b/arch/arm64/boot/dts/mediatek/mt8192.dtsi
> > @@ -32,6 +32,11 @@
> > i2c7 = &i2c7;
> > i2c8 = &i2c8;
> > i2c9 = &i2c9;
> > + ovl0 = &ovl0;
> > + ovl-2l0 = &ovl_2l0;
> > + ovl-2l2 = &ovl_2l2;
> > + rdma0 = &rdma0;
> > + rdma4 = &rdma4;
> > };
> >
> > clk26m: oscillator0 {
> > @@ -1224,6 +1229,13 @@
> > #clock-cells = <1>;
> > };
> >
> > + mutex: mutex@14001000 {
> > + compatible = "mediatek,mt8192-disp-mutex";
> > + reg = <0 0x14001000 0 0x1000>;
> > + interrupts = <GIC_SPI 252 IRQ_TYPE_LEVEL_HIGH 0>;
> > + clocks = <&mmsys CLK_MM_DISP_MUTEX0>;
> > + };
> > +
> > smi_common: smi@14002000 {
> > compatible = "mediatek,mt8192-smi-common";
> > reg = <0 0x14002000 0 0x1000>;
> > @@ -1255,6 +1267,109 @@
> > power-domains = <&spm MT8192_POWER_DOMAIN_DISP>;
> > };
> >
> > + ovl0: ovl@14005000 {
> > + compatible = "mediatek,mt8192-disp-ovl";
> > + reg = <0 0x14005000 0 0x1000>;
> > + interrupts = <GIC_SPI 254 IRQ_TYPE_LEVEL_HIGH 0>;
> > + clocks = <&mmsys CLK_MM_DISP_OVL0>;
> > + iommus = <&iommu0 M4U_PORT_L0_OVL_RDMA0>,
> > + <&iommu0 M4U_PORT_L0_OVL_RDMA0_HDR>;
> > + power-domains = <&spm MT8192_POWER_DOMAIN_DISP>;
> > + };
> > +
> > + ovl_2l0: ovl@14006000 {
> > + compatible = "mediatek,mt8192-disp-ovl-2l";
> > + reg = <0 0x14006000 0 0x1000>;
> > + interrupts = <GIC_SPI 255 IRQ_TYPE_LEVEL_HIGH 0>;
> > + power-domains = <&spm MT8192_POWER_DOMAIN_DISP>;
> > + clocks = <&mmsys CLK_MM_DISP_OVL0_2L>;
> > + iommus = <&iommu0 M4U_PORT_L1_OVL_2L_RDMA0>,
> > + <&iommu0 M4U_PORT_L1_OVL_2L_RDMA0_HDR>;
> > + };
> > +
> > + rdma0: rdma@14007000 {
> > + compatible = "mediatek,mt8192-disp-rdma";
> > + reg = <0 0x14007000 0 0x1000>;
> > + interrupts = <GIC_SPI 256 IRQ_TYPE_LEVEL_HIGH 0>;
> > + clocks = <&mmsys CLK_MM_DISP_RDMA0>;
> > + iommus = <&iommu0 M4U_PORT_L0_DISP_RDMA0>;
> > + mediatek,larb = <&larb0>;
> > + mediatek,rdma-fifo-size = <5120>;
> > + power-domains = <&spm MT8192_POWER_DOMAIN_DISP>;
> > + };
> > +
> > + color0: color@14009000 {
> > + compatible = "mediatek,mt8192-disp-color",
> > + "mediatek,mt8173-disp-color";
> > + reg = <0 0x14009000 0 0x1000>;
> > + interrupts = <GIC_SPI 258 IRQ_TYPE_LEVEL_HIGH 0>;
> > + power-domains = <&spm MT8192_POWER_DOMAIN_DISP>;
> > + clocks = <&mmsys CLK_MM_DISP_COLOR0>;
> > + };
> > +
> > + ccorr0: ccorr@1400a000 {
> > + compatible = "mediatek,mt8192-disp-ccorr";
> > + reg = <0 0x1400a000 0 0x1000>;
> > + interrupts = <GIC_SPI 259 IRQ_TYPE_LEVEL_HIGH 0>;
> > + power-domains = <&spm MT8192_POWER_DOMAIN_DISP>;
> > + clocks = <&mmsys CLK_MM_DISP_CCORR0>;
> > + };
> > +
> > + aal0: aal@1400b000 {
> > + compatible = "mediatek,mt8192-disp-aal";
>
> git.kernel.org/chunkuang.hu/c/4ed545e7d10049b5492afc184e61a67e478a2cfd
>
> suggests that there should be a fallback compatible? Otherwise this
> doesn't probe.
Indeed, the "mediatek,mt8173-disp-aal" compatible should be appended here for
the node to probe.
Thanks,
Nícolas
