| Message ID | 20210715121209.31024-2-yong.wu@mediatek.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | MT8195 SMI support | expand |
On Thu, 15 Jul 2021 20:11:59 +0800, Yong Wu wrote: > Add mt8195 smi supporting in the bindings. > > In mt8195, there are two smi-common HW, one is for vdo(video output), > the other is for vpp(video processing pipe). They connect with different > smi-larbs, then some setting(bus_sel) is different. Differentiate them > with the compatible string. > > Something like this: > > IOMMU(VDO) IOMMU(VPP) > | | > SMI_COMMON_VDO SMI_COMMON_VPP > ---------------- ---------------- > | | ... | | ... > larb0 larb2 ... larb1 larb3 ... > > Signed-off-by: Yong Wu <yong.wu@mediatek.com> > --- > .../bindings/memory-controllers/mediatek,smi-common.yaml | 6 +++++- > .../bindings/memory-controllers/mediatek,smi-larb.yaml | 3 +++ > 2 files changed, 8 insertions(+), 1 deletion(-) > Acked-by: Rob Herring <robh@kernel.org>
diff --git a/Documentation/devicetree/bindings/memory-controllers/mediatek,smi-common.yaml b/Documentation/devicetree/bindings/memory-controllers/mediatek,smi-common.yaml index e87e4382807c..602592b6c3f5 100644 --- a/Documentation/devicetree/bindings/memory-controllers/mediatek,smi-common.yaml +++ b/Documentation/devicetree/bindings/memory-controllers/mediatek,smi-common.yaml @@ -16,7 +16,7 @@ description: | MediaTek SMI have two generations of HW architecture, here is the list which generation the SoCs use: generation 1: mt2701 and mt7623. - generation 2: mt2712, mt6779, mt8167, mt8173, mt8183 and mt8192. + generation 2: mt2712, mt6779, mt8167, mt8173, mt8183, mt8192 and mt8195. There's slight differences between the two SMI, for generation 2, the register which control the iommu port is at each larb's register base. But @@ -36,6 +36,8 @@ properties: - mediatek,mt8173-smi-common - mediatek,mt8183-smi-common - mediatek,mt8192-smi-common + - mediatek,mt8195-smi-common-vdo + - mediatek,mt8195-smi-common-vpp - description: for mt7623 items: @@ -98,6 +100,8 @@ allOf: - mediatek,mt6779-smi-common - mediatek,mt8183-smi-common - mediatek,mt8192-smi-common + - mediatek,mt8195-smi-common-vdo + - mediatek,mt8195-smi-common-vpp then: properties: diff --git a/Documentation/devicetree/bindings/memory-controllers/mediatek,smi-larb.yaml b/Documentation/devicetree/bindings/memory-controllers/mediatek,smi-larb.yaml index 2353f6cf3c80..eaeff1ada7f8 100644 --- a/Documentation/devicetree/bindings/memory-controllers/mediatek,smi-larb.yaml +++ b/Documentation/devicetree/bindings/memory-controllers/mediatek,smi-larb.yaml @@ -24,6 +24,7 @@ properties: - mediatek,mt8173-smi-larb - mediatek,mt8183-smi-larb - mediatek,mt8192-smi-larb + - mediatek,mt8195-smi-larb - description: for mt7623 items: @@ -74,6 +75,7 @@ allOf: compatible: enum: - mediatek,mt8183-smi-larb + - mediatek,mt8195-smi-larb then: properties: @@ -108,6 +110,7 @@ allOf: - mediatek,mt6779-smi-larb - mediatek,mt8167-smi-larb - mediatek,mt8192-smi-larb + - mediatek,mt8195-smi-larb then: required:
Add mt8195 smi supporting in the bindings. In mt8195, there are two smi-common HW, one is for vdo(video output), the other is for vpp(video processing pipe). They connect with different smi-larbs, then some setting(bus_sel) is different. Differentiate them with the compatible string. Something like this: IOMMU(VDO) IOMMU(VPP) | | SMI_COMMON_VDO SMI_COMMON_VPP ---------------- ---------------- | | ... | | ... larb0 larb2 ... larb1 larb3 ... Signed-off-by: Yong Wu <yong.wu@mediatek.com> --- .../bindings/memory-controllers/mediatek,smi-common.yaml | 6 +++++- .../bindings/memory-controllers/mediatek,smi-larb.yaml | 3 +++ 2 files changed, 8 insertions(+), 1 deletion(-)