diff options
Diffstat (limited to 'Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt')
| -rw-r--r-- | Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt | 18 |
1 files changed, 14 insertions, 4 deletions
diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt b/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt index 121220745d46..93b160df3eec 100644 --- a/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt @@ -23,7 +23,7 @@ connected to. For a description of the display interface sink function blocks, see Documentation/devicetree/bindings/display/mediatek/mediatek,dsi.txt and -Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.txt. +Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.yaml. Required properties (all function blocks): - compatible: "mediatek,<chip>-disp-<function>", one of @@ -37,13 +37,14 @@ Required properties (all function blocks): "mediatek,<chip>-disp-aal" - adaptive ambient light controller "mediatek,<chip>-disp-gamma" - gamma correction "mediatek,<chip>-disp-merge" - merge streams from two RDMA sources + "mediatek,<chip>-disp-postmask" - control round corner for display frame "mediatek,<chip>-disp-split" - split stream to two encoders "mediatek,<chip>-disp-ufoe" - data compression engine "mediatek,<chip>-dsi" - DSI controller, see mediatek,dsi.txt "mediatek,<chip>-dpi" - DPI controller, see mediatek,dpi.txt "mediatek,<chip>-disp-mutex" - display mutex "mediatek,<chip>-disp-od" - overdrive - the supported chips are mt2701, mt7623, mt2712 and mt8173. + the supported chips are mt2701, mt7623, mt2712, mt8167, mt8173, mt8183 and mt8192. - reg: Physical base address and length of the function block register space - interrupts: The interrupt signal from the function block (required, except for merge and split function blocks). @@ -59,13 +60,21 @@ Required properties (DMA function blocks): "mediatek,<chip>-disp-ovl" "mediatek,<chip>-disp-rdma" "mediatek,<chip>-disp-wdma" - the supported chips are mt2701 and mt8173. + the supported chips are mt2701, mt8167 and mt8173. - larb: Should contain a phandle pointing to the local arbiter device as defined - in Documentation/devicetree/bindings/memory-controllers/mediatek,smi-larb.txt + in Documentation/devicetree/bindings/memory-controllers/mediatek,smi-larb.yaml - iommus: Should point to the respective IOMMU block with master port as argument, see Documentation/devicetree/bindings/iommu/mediatek,iommu.txt for details. +Optional properties (RDMA function blocks): +- mediatek,rdma-fifo-size: rdma fifo size may be different even in same SOC, add this + property to the corresponding rdma + the value is the Max value which defined in hardware data sheet. + mediatek,rdma-fifo-size of mt8173-rdma0 is 8K + mediatek,rdma-fifo-size of mt8183-rdma0 is 5K + mediatek,rdma-fifo-size of mt8183-rdma1 is 2K + Examples: mmsys: clock-controller@14000000 { @@ -103,6 +112,7 @@ rdma0: rdma@1400e000 { clocks = <&mmsys CLK_MM_DISP_RDMA0>; iommus = <&iommu M4U_PORT_DISP_RDMA0>; mediatek,larb = <&larb0>; + mediatek,rdma-fifosize = <8192>; }; rdma1: rdma@1400f000 { |