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| author | AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com> | 2023-04-12 14:27:30 +0300 |
|---|---|---|
| committer | Matthias Brugger <matthias.bgg@gmail.com> | 2023-05-29 16:56:23 +0300 |
| commit | 06254e9f244a656abaf89b87c366f991e5bb9a96 (patch) | |
| tree | de65be71aa19e0aa39af04ca10a97ea37dca8538 | |
| parent | d9acc19bc5beddd255c1a067cf437dbb4e4d67aa (diff) | |
| download | linux-06254e9f244a656abaf89b87c366f991e5bb9a96.tar.xz | |
arm64: dts: mediatek: mt6795: Add support for IOMMU and LARBs
Add nodes for the multimedia IOMMU and its LARBs: this includes all but
the MJC LARB, which cannot currently be used and will be added later.
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://lore.kernel.org/r/20230412112739.160376-19-angelogioacchino.delregno@collabora.com
Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>
| -rw-r--r-- | arch/arm64/boot/dts/mediatek/mt6795.dtsi | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/mediatek/mt6795.dtsi b/arch/arm64/boot/dts/mediatek/mt6795.dtsi index 32858bf4645c..e4389bdd9c9a 100644 --- a/arch/arm64/boot/dts/mediatek/mt6795.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt6795.dtsi @@ -8,6 +8,7 @@ #include <dt-bindings/interrupt-controller/arm-gic.h> #include <dt-bindings/clock/mediatek,mt6795-clk.h> #include <dt-bindings/gce/mediatek,mt6795-gce.h> +#include <dt-bindings/memory/mt6795-larb-port.h> #include <dt-bindings/pinctrl/mt6795-pinfunc.h> #include <dt-bindings/power/mt6795-power.h> #include <dt-bindings/reset/mediatek,mt6795-resets.h> @@ -390,6 +391,17 @@ clock-names = "clk13m"; }; + iommu: iommu@10205000 { + compatible = "mediatek,mt6795-m4u"; + reg = <0 0x10205000 0 0x1000>; + clocks = <&infracfg CLK_INFRA_M4U>; + clock-names = "bclk"; + interrupts = <GIC_SPI 146 IRQ_TYPE_LEVEL_LOW>; + mediatek,larbs = <&larb0 &larb1 &larb2 &larb3>; + power-domains = <&spm MT6795_POWER_DOMAIN_MM>; + #iommu-cells = <1>; + }; + apmixedsys: syscon@10209000 { compatible = "mediatek,mt6795-apmixedsys", "syscon"; reg = <0 0x10209000 0 0x1000>; @@ -667,16 +679,64 @@ mediatek,gce-client-reg = <&gce SUBSYS_1400XXXX 0 0x1000>; }; + larb0: larb@14021000 { + compatible = "mediatek,mt6795-smi-larb"; + reg = <0 0x14021000 0 0x1000>; + clocks = <&mmsys CLK_MM_SMI_COMMON>, <&mmsys CLK_MM_SMI_LARB0>; + clock-names = "apb", "smi"; + mediatek,smi = <&smi_common>; + mediatek,larb-id = <0>; + power-domains = <&spm MT6795_POWER_DOMAIN_MM>; + }; + + smi_common: smi@14022000 { + compatible = "mediatek,mt6795-smi-common"; + reg = <0 0x14022000 0 0x1000>; + power-domains = <&spm MT6795_POWER_DOMAIN_MM>; + clocks = <&infracfg CLK_INFRA_SMI>, <&mmsys CLK_MM_SMI_COMMON>; + clock-names = "apb", "smi"; + }; + + larb2: larb@15001000 { + compatible = "mediatek,mt6795-smi-larb"; + reg = <0 0x15001000 0 0x1000>; + clocks = <&mmsys CLK_MM_SMI_COMMON>, <&infracfg CLK_INFRA_SMI>; + clock-names = "apb", "smi"; + mediatek,smi = <&smi_common>; + mediatek,larb-id = <2>; + power-domains = <&spm MT6795_POWER_DOMAIN_ISP>; + }; + vdecsys: clock-controller@16000000 { compatible = "mediatek,mt6795-vdecsys"; reg = <0 0x16000000 0 0x1000>; #clock-cells = <1>; }; + larb1: larb@16010000 { + compatible = "mediatek,mt6795-smi-larb"; + reg = <0 0x16010000 0 0x1000>; + mediatek,smi = <&smi_common>; + mediatek,larb-id = <1>; + clocks = <&vdecsys CLK_VDEC_CKEN>, <&vdecsys CLK_VDEC_LARB_CKEN>; + clock-names = "apb", "smi"; + power-domains = <&spm MT6795_POWER_DOMAIN_VDEC>; + }; + vencsys: clock-controller@18000000 { compatible = "mediatek,mt6795-vencsys"; reg = <0 0x18000000 0 0x1000>; #clock-cells = <1>; }; + + larb3: larb@18001000 { + compatible = "mediatek,mt6795-smi-larb"; + reg = <0 0x18001000 0 0x1000>; + clocks = <&vencsys CLK_VENC_VENC>, <&vencsys CLK_VENC_LARB>; + clock-names = "apb", "smi"; + mediatek,smi = <&smi_common>; + mediatek,larb-id = <3>; + power-domains = <&spm MT6795_POWER_DOMAIN_VENC>; + }; }; }; |