1. Remove mediatek,dislpay.txt 2. Split each display function block to individual yaml file

Signed-off-by: jason-jh.lin jason-jh.lin@mediatek.com --- .../display/mediatek/mediatek,aal.yaml | 75 ++++++ .../display/mediatek/mediatek,ccorr.yaml | 69 ++++++ .../display/mediatek/mediatek,color.yaml | 84 +++++++ .../display/mediatek/mediatek,disp.txt | 219 ------------------ .../display/mediatek/mediatek,dither.yaml | 70 ++++++ .../display/mediatek/mediatek,gamma.yaml | 71 ++++++ .../display/mediatek/mediatek,merge.yaml | 57 +++++ .../display/mediatek/mediatek,mutex.yaml | 77 ++++++ .../display/mediatek/mediatek,od.yaml | 52 +++++ .../display/mediatek/mediatek,ovl-2l.yaml | 86 +++++++ .../display/mediatek/mediatek,ovl.yaml | 96 ++++++++ .../display/mediatek/mediatek,rdma.yaml | 110 +++++++++ .../display/mediatek/mediatek,split.yaml | 56 +++++ .../display/mediatek/mediatek,ufoe.yaml | 59 +++++ .../display/mediatek/mediatek,wdma.yaml | 86 +++++++ 15 files changed, 1048 insertions(+), 219 deletions(-) create mode 100644 Documentation/devicetree/bindings/display/mediatek/mediatek,aal.yaml create mode 100644 Documentation/devicetree/bindings/display/mediatek/mediatek,ccorr.yaml create mode 100644 Documentation/devicetree/bindings/display/mediatek/mediatek,color.yaml delete mode 100644 Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt create mode 100644 Documentation/devicetree/bindings/display/mediatek/mediatek,dither.yaml create mode 100644 Documentation/devicetree/bindings/display/mediatek/mediatek,gamma.yaml create mode 100644 Documentation/devicetree/bindings/display/mediatek/mediatek,merge.yaml create mode 100644 Documentation/devicetree/bindings/display/mediatek/mediatek,mutex.yaml create mode 100644 Documentation/devicetree/bindings/display/mediatek/mediatek,od.yaml create mode 100644 Documentation/devicetree/bindings/display/mediatek/mediatek,ovl-2l.yaml create mode 100644 Documentation/devicetree/bindings/display/mediatek/mediatek,ovl.yaml create mode 100644 Documentation/devicetree/bindings/display/mediatek/mediatek,rdma.yaml create mode 100644 Documentation/devicetree/bindings/display/mediatek/mediatek,split.yaml create mode 100644 Documentation/devicetree/bindings/display/mediatek/mediatek,ufoe.yaml create mode 100644 Documentation/devicetree/bindings/display/mediatek/mediatek,wdma.yaml

diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,aal.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,aal.yaml new file mode 100644 index 000000000000..7be772d77e36 --- /dev/null +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,aal.yaml @@ -0,0 +1,75 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/mediatek/mediatek,aal.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: mediatek display adaptive ambient light processor + +maintainers: + - CK Hu ck.hu@mediatek.com + +description: | + The mediatek display adaptive ambient light processor, namely AAL, + is responsible for backlight power saving and sunlight visibility improving. + AAL device node must be siblings to the central MMSYS_CONFIG node. + For a description of the MMSYS_CONFIG binding, see + Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml for details. + +properties: + compatible: + oneOf: + - items: + - const: mediatek,mt8173-disp-aal + - items: + - enum: + - mediatek,mt2712-disp-aal + - mediatek,mt8183-disp-aal + - enum: + - mediatek,mt8173-disp-aal + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + power-domains: + description: A phandle and PM domain specifier as defined by bindings of + the power controller specified by phandle. See + Documentation/devicetree/bindings/power/power-domain.yaml for details. + + clocks: + items: + - description: AAL Clock + + mediatek,gce-client-reg: + description: + The register of display function block to be set by gce. There are 4 arguments, + such as gce node, subsys id, offset and register size. The subsys id that is + mapping to the register of display function blocks is defined in the gce header + include/include/dt-bindings/gce/<chip>-gce.h of each chips. + $ref: /schemas/types.yaml#/definitions/phandle-array + maxItems: 1 + +required: + - compatible + - reg + - interrupts + - power-domains + - clocks + +additionalProperties: false + +examples: + - | + + aal@14015000 { + compatible = "mediatek,mt8173-disp-aal"; + reg = <0 0x14015000 0 0x1000>; + interrupts = <GIC_SPI 189 IRQ_TYPE_LEVEL_LOW>; + power-domains = <&scpsys MT8173_POWER_DOMAIN_MM>; + clocks = <&mmsys CLK_MM_DISP_AAL>; + mediatek,gce-client-reg = <&gce SUBSYS_1401XXXX 0x5000 0x1000>; + }; + diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,ccorr.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,ccorr.yaml new file mode 100644 index 000000000000..5a1c27d6b3e2 --- /dev/null +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,ccorr.yaml @@ -0,0 +1,69 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/mediatek/mediatek,ccorr.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: mediatek Ddsplay color correction + +maintainers: + - CK Hu ck.hu@mediatek.com + +description: | + The mediatek display color correction, namely CCORR, reproduces correct color + on panels with different color gamut. + CCORR device node must be siblings to the central MMSYS_CONFIG node. + For a description of the MMSYS_CONFIG binding, see + Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml for details. + +properties: + compatible: + oneOf: + - items: + - const: mediatek,mt8183-disp-ccorr + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + power-domains: + description: A phandle and PM domain specifier as defined by bindings of + the power controller specified by phandle. See + Documentation/devicetree/bindings/power/power-domain.yaml for details. + + clocks: + items: + - description: CCORR Clock + + mediatek,gce-client-reg: + description: + The register of display function block to be set by gce. There are 4 arguments, + such as gce node, subsys id, offset and register size. The subsys id that is + mapping to the register of display function blocks is defined in the gce header + include/include/dt-bindings/gce/<chip>-gce.h of each chips. + $ref: /schemas/types.yaml#/definitions/phandle-array + maxItems: 1 + +required: + - compatible + - reg + - interrupts + - power-domains + - clocks + +additionalProperties: false + +examples: + - | + + ccorr0: ccorr@1400f000 { + compatible = "mediatek,mt8183-disp-ccorr"; + reg = <0 0x1400f000 0 0x1000>; + interrupts = <GIC_SPI 232 IRQ_TYPE_LEVEL_LOW>; + power-domains = <&spm MT8183_POWER_DOMAIN_DISP>; + clocks = <&mmsys CLK_MM_DISP_CCORR0>; + mediatek,gce-client-reg = <&gce SUBSYS_1400XXXX 0xf000 0x1000>; + } +; diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,color.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,color.yaml new file mode 100644 index 000000000000..9a3edf6f0b8e --- /dev/null +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,color.yaml @@ -0,0 +1,84 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/mediatek/mediatek,color.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: mediatek display color processor + +maintainers: + - CK Hu ck.hu@mediatek.com + +description: | + The mediatek color processor, namely COLOR, provides hue, luma and + saturation adjustments to get better picture quality and to have one panel + resemble the other in their output characteristics. + COLOR device node must be siblings to the central MMSYS_CONFIG node. + For a description of the MMSYS_CONFIG binding, see + Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml for details. + +properties: + compatible: + oneOf: + - items: + - const: mediatek,mt2701-disp-color + - items: + - const: mediatek,mt8167-disp-color + - items: + - const: mediatek,mt8173-disp-color + - items: + - enum: + - mediatek,mt7623-disp-color + - mediatek,mt2712-disp-color + - enum: + - mediatek,mt2701-disp-color + - items: + - enum: + - mediatek,mt8183-disp-color + - enum: + - mediatek,mt8173-disp-color + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + power-domains: + description: A phandle and PM domain specifier as defined by bindings of + the power controller specified by phandle. See + Documentation/devicetree/bindings/power/power-domain.yaml for details. + + clocks: + items: + - description: COLOR Clock + + mediatek,gce-client-reg: + description: + The register of display function block to be set by gce. There are 4 arguments, + such as gce node, subsys id, offset and register size. The subsys id that is + mapping to the register of display function blocks is defined in the gce header + include/include/dt-bindings/gce/<chip>-gce.h of each chips. + $ref: /schemas/types.yaml#/definitions/phandle-array + maxItems: 1 + +required: + - compatible + - reg + - interrupts + - power-domains + - clocks + +additionalProperties: false + +examples: + - | + + color0: color@14013000 { + compatible = "mediatek,mt8173-disp-color"; + reg = <0 0x14013000 0 0x1000>; + interrupts = <GIC_SPI 187 IRQ_TYPE_LEVEL_LOW>; + power-domains = <&scpsys MT8173_POWER_DOMAIN_MM>; + clocks = <&mmsys CLK_MM_DISP_COLOR0>; + mediatek,gce-client-reg = <&gce SUBSYS_1401XXXX 0x3000 0x1000>; + }; + diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt b/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt deleted file mode 100644 index fbb59c9ddda6..000000000000 --- a/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt +++ /dev/null @@ -1,219 +0,0 @@ -Mediatek display subsystem -========================== - -The Mediatek display subsystem consists of various DISP function blocks in the -MMSYS register space. The connections between them can be configured by output -and input selectors in the MMSYS_CONFIG register space. Pixel clock and start -of frame signal are distributed to the other function blocks by a DISP_MUTEX -function block. - -All DISP device tree nodes must be siblings to the central MMSYS_CONFIG node. -For a description of the MMSYS_CONFIG binding, see -Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.txt. - -DISP function blocks -==================== - -A display stream starts at a source function block that reads pixel data from -memory and ends with a sink function block that drives pixels on a display -interface, or writes pixels back to memory. All DISP function blocks have -their own register space, interrupt, and clock gate. The blocks that can -access memory additionally have to list the IOMMU and local arbiter they are -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.yaml. - -Required properties (all function blocks): -- compatible: "mediatek,<chip>-disp-<function>", one of - "mediatek,<chip>-disp-ovl" - overlay (4 layers, blending, csc) - "mediatek,<chip>-disp-ovl-2l" - overlay (2 layers, blending, csc) - "mediatek,<chip>-disp-rdma" - read DMA / line buffer - "mediatek,<chip>-disp-wdma" - write DMA - "mediatek,<chip>-disp-ccorr" - color correction - "mediatek,<chip>-disp-color" - color processor - "mediatek,<chip>-disp-dither" - dither - "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, 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). -- clocks: device clocks - See Documentation/devicetree/bindings/clock/clock-bindings.txt for details. - For most function blocks this is just a single clock input. Only the DSI and - DPI controller nodes have multiple clock inputs. These are documented in - mediatek,dsi.txt and mediatek,dpi.txt, respectively. - An exception is that the mt8183 mutex is always free running with no clocks property. - -Required properties (DMA function blocks): -- compatible: Should be one of - "mediatek,<chip>-disp-ovl" - "mediatek,<chip>-disp-rdma" - "mediatek,<chip>-disp-wdma" - 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.yaml -- iommus: Should point to the respective IOMMU block with master port as - argument, see Documentation/devicetree/bindings/iommu/mediatek,iommu.yaml - 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 { - compatible = "mediatek,mt8173-mmsys", "syscon"; - reg = <0 0x14000000 0 0x1000>; - power-domains = <&scpsys MT8173_POWER_DOMAIN_MM>; - #clock-cells = <1>; -}; - -ovl0: ovl@1400c000 { - compatible = "mediatek,mt8173-disp-ovl"; - reg = <0 0x1400c000 0 0x1000>; - interrupts = <GIC_SPI 180 IRQ_TYPE_LEVEL_LOW>; - power-domains = <&scpsys MT8173_POWER_DOMAIN_MM>; - clocks = <&mmsys CLK_MM_DISP_OVL0>; - iommus = <&iommu M4U_PORT_DISP_OVL0>; - mediatek,larb = <&larb0>; -}; - -ovl1: ovl@1400d000 { - compatible = "mediatek,mt8173-disp-ovl"; - reg = <0 0x1400d000 0 0x1000>; - interrupts = <GIC_SPI 181 IRQ_TYPE_LEVEL_LOW>; - power-domains = <&scpsys MT8173_POWER_DOMAIN_MM>; - clocks = <&mmsys CLK_MM_DISP_OVL1>; - iommus = <&iommu M4U_PORT_DISP_OVL1>; - mediatek,larb = <&larb4>; -}; - -rdma0: rdma@1400e000 { - compatible = "mediatek,mt8173-disp-rdma"; - reg = <0 0x1400e000 0 0x1000>; - interrupts = <GIC_SPI 182 IRQ_TYPE_LEVEL_LOW>; - power-domains = <&scpsys MT8173_POWER_DOMAIN_MM>; - clocks = <&mmsys CLK_MM_DISP_RDMA0>; - iommus = <&iommu M4U_PORT_DISP_RDMA0>; - mediatek,larb = <&larb0>; - mediatek,rdma-fifosize = <8192>; -}; - -rdma1: rdma@1400f000 { - compatible = "mediatek,mt8173-disp-rdma"; - reg = <0 0x1400f000 0 0x1000>; - interrupts = <GIC_SPI 183 IRQ_TYPE_LEVEL_LOW>; - power-domains = <&scpsys MT8173_POWER_DOMAIN_MM>; - clocks = <&mmsys CLK_MM_DISP_RDMA1>; - iommus = <&iommu M4U_PORT_DISP_RDMA1>; - mediatek,larb = <&larb4>; -}; - -rdma2: rdma@14010000 { - compatible = "mediatek,mt8173-disp-rdma"; - reg = <0 0x14010000 0 0x1000>; - interrupts = <GIC_SPI 184 IRQ_TYPE_LEVEL_LOW>; - power-domains = <&scpsys MT8173_POWER_DOMAIN_MM>; - clocks = <&mmsys CLK_MM_DISP_RDMA2>; - iommus = <&iommu M4U_PORT_DISP_RDMA2>; - mediatek,larb = <&larb4>; -}; - -wdma0: wdma@14011000 { - compatible = "mediatek,mt8173-disp-wdma"; - reg = <0 0x14011000 0 0x1000>; - interrupts = <GIC_SPI 185 IRQ_TYPE_LEVEL_LOW>; - power-domains = <&scpsys MT8173_POWER_DOMAIN_MM>; - clocks = <&mmsys CLK_MM_DISP_WDMA0>; - iommus = <&iommu M4U_PORT_DISP_WDMA0>; - mediatek,larb = <&larb0>; -}; - -wdma1: wdma@14012000 { - compatible = "mediatek,mt8173-disp-wdma"; - reg = <0 0x14012000 0 0x1000>; - interrupts = <GIC_SPI 186 IRQ_TYPE_LEVEL_LOW>; - power-domains = <&scpsys MT8173_POWER_DOMAIN_MM>; - clocks = <&mmsys CLK_MM_DISP_WDMA1>; - iommus = <&iommu M4U_PORT_DISP_WDMA1>; - mediatek,larb = <&larb4>; -}; - -color0: color@14013000 { - compatible = "mediatek,mt8173-disp-color"; - reg = <0 0x14013000 0 0x1000>; - interrupts = <GIC_SPI 187 IRQ_TYPE_LEVEL_LOW>; - power-domains = <&scpsys MT8173_POWER_DOMAIN_MM>; - clocks = <&mmsys CLK_MM_DISP_COLOR0>; -}; - -color1: color@14014000 { - compatible = "mediatek,mt8173-disp-color"; - reg = <0 0x14014000 0 0x1000>; - interrupts = <GIC_SPI 188 IRQ_TYPE_LEVEL_LOW>; - power-domains = <&scpsys MT8173_POWER_DOMAIN_MM>; - clocks = <&mmsys CLK_MM_DISP_COLOR1>; -}; - -aal@14015000 { - compatible = "mediatek,mt8173-disp-aal"; - reg = <0 0x14015000 0 0x1000>; - interrupts = <GIC_SPI 189 IRQ_TYPE_LEVEL_LOW>; - power-domains = <&scpsys MT8173_POWER_DOMAIN_MM>; - clocks = <&mmsys CLK_MM_DISP_AAL>; -}; - -gamma@14016000 { - compatible = "mediatek,mt8173-disp-gamma"; - reg = <0 0x14016000 0 0x1000>; - interrupts = <GIC_SPI 190 IRQ_TYPE_LEVEL_LOW>; - power-domains = <&scpsys MT8173_POWER_DOMAIN_MM>; - clocks = <&mmsys CLK_MM_DISP_GAMMA>; -}; - -ufoe@1401a000 { - compatible = "mediatek,mt8173-disp-ufoe"; - reg = <0 0x1401a000 0 0x1000>; - interrupts = <GIC_SPI 191 IRQ_TYPE_LEVEL_LOW>; - power-domains = <&scpsys MT8173_POWER_DOMAIN_MM>; - clocks = <&mmsys CLK_MM_DISP_UFOE>; -}; - -dsi0: dsi@1401b000 { - /* See mediatek,dsi.txt for details */ -}; - -dpi0: dpi@1401d000 { - /* See mediatek,dpi.txt for details */ -}; - -mutex: mutex@14020000 { - compatible = "mediatek,mt8173-disp-mutex"; - reg = <0 0x14020000 0 0x1000>; - interrupts = <GIC_SPI 169 IRQ_TYPE_LEVEL_LOW>; - power-domains = <&scpsys MT8173_POWER_DOMAIN_MM>; - clocks = <&mmsys CLK_MM_MUTEX_32K>; -}; - -od@14023000 { - compatible = "mediatek,mt8173-disp-od"; - reg = <0 0x14023000 0 0x1000>; - power-domains = <&scpsys MT8173_POWER_DOMAIN_MM>; - clocks = <&mmsys CLK_MM_DISP_OD>; -}; diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,dither.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,dither.yaml new file mode 100644 index 000000000000..20419f876410 --- /dev/null +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,dither.yaml @@ -0,0 +1,70 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/mediatek/mediatek,dither.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: mediatek display dither processor + +maintainers: + - CK Hu ck.hu@mediatek.com + +description: | + The mediatek display dither processor, namely DITHER, works by approximating + unavailable colors with available colors and by mixing and matching available + colors to mimic unavailable ones. + DITHER device node must be siblings to the central MMSYS_CONFIG node. + For a description of the MMSYS_CONFIG binding, see + Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml for details. + +properties: + compatible: + oneOf: + - items: + - const: mediatek,mt8183-disp-dither + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + power-domains: + description: A phandle and PM domain specifier as defined by bindings of + the power controller specified by phandle. See + Documentation/devicetree/bindings/power/power-domain.yaml for details. + + clocks: + items: + - description: DITHER Clock + + mediatek,gce-client-reg: + description: + The register of display function block to be set by gce. There are 4 arguments, + such as gce node, subsys id, offset and register size. The subsys id that is + mapping to the register of display function blocks is defined in the gce header + include/include/dt-bindings/gce/<chip>-gce.h of each chips. + $ref: /schemas/types.yaml#/definitions/phandle-array + maxItems: 1 + +required: + - compatible + - reg + - interrupts + - power-domains + - clocks + +additionalProperties: false + +examples: + - | + + dither0: dither@14012000 { + compatible = "mediatek,mt8183-disp-dither"; + reg = <0 0x14012000 0 0x1000>; + interrupts = <GIC_SPI 235 IRQ_TYPE_LEVEL_LOW>; + power-domains = <&spm MT8183_POWER_DOMAIN_DISP>; + clocks = <&mmsys CLK_MM_DISP_DITHER0>; + mediatek,gce-client-reg = <&gce SUBSYS_1401XXXX 0x2000 0x1000>; + }; + diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,gamma.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,gamma.yaml new file mode 100644 index 000000000000..e2a1fc218e4f --- /dev/null +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,gamma.yaml @@ -0,0 +1,71 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/mediatek/mediatek,gamma.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: mediatek display gamma correction + +maintainers: + - CK Hu ck.hu@mediatek.com + +description: | + The mediatek display gamma correction, namely GAMMA, provides a nonlinear operation + used to adjust luminance in display system. + GAMMA device node must be siblings to the central MMSYS_CONFIG node. + For a description of the MMSYS_CONFIG binding, see + Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml for details. + +properties: + compatible: + oneOf: + - items: + - const: mediatek,mt8173-disp-gamma + - items: + - const: mediatek,mt8183-disp-gamma + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + power-domains: + description: A phandle and PM domain specifier as defined by bindings of + the power controller specified by phandle. See + Documentation/devicetree/bindings/power/power-domain.yaml for details. + + clocks: + items: + - description: GAMMA Clock + + mediatek,gce-client-reg: + description: + The register of display function block to be set by gce. There are 4 arguments, + such as gce node, subsys id, offset and register size. The subsys id that is + mapping to the register of display function blocks is defined in the gce header + include/include/dt-bindings/gce/<chip>-gce.h of each chips. + $ref: /schemas/types.yaml#/definitions/phandle-array + maxItems: 1 + +required: + - compatible + - reg + - interrupts + - power-domains + - clocks + +additionalProperties: false + +examples: + - | + + gamma@14016000 { + compatible = "mediatek,mt8173-disp-gamma"; + reg = <0 0x14016000 0 0x1000>; + interrupts = <GIC_SPI 190 IRQ_TYPE_LEVEL_LOW>; + power-domains = <&scpsys MT8173_POWER_DOMAIN_MM>; + clocks = <&mmsys CLK_MM_DISP_GAMMA>; + mediatek,gce-client-reg = <&gce SUBSYS_1401XXXX 0x6000 0x1000>; + }; + diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,merge.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,merge.yaml new file mode 100644 index 000000000000..4cdce11d7fcd --- /dev/null +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,merge.yaml @@ -0,0 +1,57 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/mediatek/mediatek,merge.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: mediatek display merge + +maintainers: + - CK Hu ck.hu@mediatek.com + +description: | + The mediatek display merge engine is used to merge two slice-per-line inputs + into one side-by-side output. + MERGE device node must be siblings to the central MMSYS_CONFIG node. + For a description of the MMSYS_CONFIG binding, see + Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml for details. + +properties: + compatible: + oneOf: + - items: + - const: mediatek,mt8173-disp-merge + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + power-domains: + description: A phandle and PM domain specifier as defined by bindings of + the power controller specified by phandle. See + Documentation/devicetree/bindings/power/power-domain.yaml for details. + + clocks: + items: + - description: MERGE Clock + +required: + - compatible + - reg + - power-domains + - clocks + +additionalProperties: false + +examples: + - | + + merge@14017000 { + compatible = "mediatek,mt8173-disp-merge"; + reg = <0 0x14017000 0 0x1000>; + power-domains = <&spm MT8173_POWER_DOMAIN_MM>; + clocks = <&mmsys CLK_MM_DISP_MERGE>; + }; + diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,mutex.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,mutex.yaml new file mode 100644 index 000000000000..aaba6bbfb4da --- /dev/null +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,mutex.yaml @@ -0,0 +1,77 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/mediatek/mediatek,mutex.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: mediatek display mutex + +maintainers: + - CK Hu ck.hu@mediatek.com + +description: | + The mediatek display mutex is used to send the triggers signals called + Start Of Frame (SOF)/ Error Of Frame (EOF) to each sub-modules on the + display data path. + MUTEX device node must be siblings to the central MMSYS_CONFIG node. + For a description of the MMSYS_CONFIG binding, see + Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml for details. + +properties: + compatible: + oneOf: + - items: + - const: mediatek,mt2701-disp-mutex + - items: + - const: mediatek,mt2712-disp-mutex + - items: + - const: mediatek,mt8167-disp-mutex + - items: + - const: mediatek,mt8173-disp-mutex + - items: + - const: mediatek,mt8183-disp-mutex + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + power-domains: + description: A phandle and PM domain specifier as defined by bindings of + the power controller specified by phandle. See + Documentation/devicetree/bindings/power/power-domain.yaml for details. + + clocks: + items: + - description: MUTEX Clock + + mediatek,gce-events: + description: + The event id which is mapping to the specific hardware event signal to gce. + The event id is defined in the gce header + include/include/dt-bindings/gce/<chip>-gce.h of each chips. + $ref: /schemas/types.yaml#/definitions/phandle-array + +required: + - compatible + - reg + - interrupts + - power-domains + - clocks + +additionalProperties: false + +examples: + - | + + mutex: mutex@14020000 { + compatible = "mediatek,mt8173-disp-mutex"; + reg = <0 0x14020000 0 0x1000>; + interrupts = <GIC_SPI 169 IRQ_TYPE_LEVEL_LOW>; + power-domains = <&spm MT8173_POWER_DOMAIN_MM>; + clocks = <&mmsys CLK_MM_MUTEX_32K>; + mediatek,gce-events = <CMDQ_EVENT_MUTEX0_STREAM_EOF>, + <CMDQ_EVENT_MUTEX1_STREAM_EOF>; + }; + diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,od.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,od.yaml new file mode 100644 index 000000000000..bcf3fddd9231 --- /dev/null +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,od.yaml @@ -0,0 +1,52 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/mediatek/mediatek,od.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: mediatek display overdirve + +maintainers: + - CK Hu ck.hu@mediatek.com + +description: | + The mediatek display overdrive, namely OD, increases the transition values + of pixels between consecutive frames to make LCD rotate faster. + OD device node must be siblings to the central MMSYS_CONFIG node. + For a description of the MMSYS_CONFIG binding, see + Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml for details. + +properties: + compatible: + oneOf: + - items: + - const: mediatek,mt2712-disp-od + - items: + - const: mediatek,mt8173-disp-od + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + items: + - description: OVL Clock + +required: + - compatible + - reg + - clocks + +additionalProperties: false + +examples: + - | + + od@14023000 { + compatible = "mediatek,mt8173-disp-od"; + reg = <0 0x14023000 0 0x1000>; + clocks = <&mmsys CLK_MM_DISP_OD>; + }; + diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,ovl-2l.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,ovl-2l.yaml new file mode 100644 index 000000000000..6255074bf415 --- /dev/null +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,ovl-2l.yaml @@ -0,0 +1,86 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/mediatek/mediatek,ovl-2l.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: mediatek display overlay 2 layer + +maintainers: + - CK Hu ck.hu@mediatek.com + +description: | + The mediatek display overlay provides 2 more layer for OVL. + OVL-2L device node must be siblings to the central MMSYS_CONFIG node. + For a description of the MMSYS_CONFIG binding, see + Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml + for details. + +properties: + compatible: + oneOf: + - items: + - const: mediatek,mt8183-disp-ovl-2l + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + power-domains: + description: A phandle and PM domain specifier as defined by bindings of + the power controller specified by phandle. See + Documentation/devicetree/bindings/power/power-domain.yaml for details. + + clocks: + items: + - description: OVL-2L Clock + + iommus: + description: + This property should point to the respective IOMMU block with master port as argument, + see Documentation/devicetree/bindings/iommu/mediatek,iommu.yaml for details. + + mediatek,larb: + description: + This property should contain a phandle pointing to the local arbiter deviceas defined in + Documentation/devicetree/bindings/memory-controllers/mediatek,smi-larb.yaml. + It must sort according to the local arbiter index, like larb0, larb1, larb2... + $ref: /schemas/types.yaml#/definitions/phandle-array + minItems: 1 + maxItems: 32 + + mediatek,gce-client-reg: + description: + The register of display function block to be set by gce. There are 4 arguments, + such as gce node, subsys id, offset and register size. The subsys id that is + mapping to the register of display function blocks is defined in the gce header + include/include/dt-bindings/gce/<chip>-gce.h of each chips. + $ref: /schemas/types.yaml#/definitions/phandle-array + maxItems: 1 + +required: + - compatible + - reg + - interrupts + - power-domains + - clocks + - iommus + +additionalProperties: false + +examples: + - | + + ovl_2l0: ovl@14009000 { + compatible = "mediatek,mt8183-disp-ovl-2l"; + reg = <0 0x14009000 0 0x1000>; + interrupts = <GIC_SPI 226 IRQ_TYPE_LEVEL_LOW>; + power-domains = <&spm MT8183_POWER_DOMAIN_DISP>; + clocks = <&mmsys CLK_MM_DISP_OVL0_2L>; + iommus = <&iommu M4U_PORT_DISP_2L_OVL0_LARB0>; + mediatek,larb = <&larb0>; + mediatek,gce-client-reg = <&gce SUBSYS_1400XXXX 0x9000 0x1000>; + }; + diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,ovl.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,ovl.yaml new file mode 100644 index 000000000000..833b0ca09b21 --- /dev/null +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,ovl.yaml @@ -0,0 +1,96 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/mediatek/mediatek,ovl.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: mediatek display overlay + +maintainers: + - CK Hu ck.hu@mediatek.com + +description: | + The mediatek display overlay, namely OVL, can do alpha blending from the memory. + OVL device node must be siblings to the central MMSYS_CONFIG node. + For a description of the MMSYS_CONFIG binding, see + Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml + for details. + +properties: + compatible: + oneOf: + - items: + - const: mediatek,mt2701-disp-ovl + - items: + - const: mediatek,mt8173-disp-ovl + - items: + - const: mediatek,mt8183-disp-ovl + - items: + - enum: + - mediatek,mt7623-disp-ovl + - mediatek,mt2712-disp-ovl + - enum: + - mediatek,mt2701-disp-ovl + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + power-domains: + description: A phandle and PM domain specifier as defined by bindings of + the power controller specified by phandle. See + Documentation/devicetree/bindings/power/power-domain.yaml for details. + + clocks: + items: + - description: OVL Clock + + iommus: + description: + This property should point to the respective IOMMU block with master port as argument, + see Documentation/devicetree/bindings/iommu/mediatek,iommu.yaml for details. + + mediatek,larb: + description: + This property should contain a phandle pointing to the local arbiter deviceas defined in + Documentation/devicetree/bindings/memory-controllers/mediatek,smi-larb.yaml. + It must sort according to the local arbiter index, like larb0, larb1, larb2... + $ref: /schemas/types.yaml#/definitions/phandle-array + minItems: 1 + maxItems: 32 + + mediatek,gce-client-reg: + description: + The register of display function block to be set by gce. There are 4 arguments, + such as gce node, subsys id, offset and register size. The subsys id that is + mapping to the register of display function blocks is defined in the gce header + include/include/dt-bindings/gce/<chip>-gce.h of each chips. + $ref: /schemas/types.yaml#/definitions/phandle-array + maxItems: 1 + +required: + - compatible + - reg + - interrupts + - power-domains + - clocks + - iommu + +additionalProperties: false + +examples: + - | + + ovl0: ovl@1400c000 { + compatible = "mediatek,mt8173-disp-ovl"; + reg = <0 0x1400c000 0 0x1000>; + interrupts = <GIC_SPI 180 IRQ_TYPE_LEVEL_LOW>; + power-domains = <&scpsys MT8173_POWER_DOMAIN_MM>; + clocks = <&mmsys CLK_MM_DISP_OVL0>; + iommus = <&iommu M4U_PORT_DISP_OVL0>; + mediatek,larb = <&larb0>; + mediatek,gce-client-reg = <&gce SUBSYS_1400XXXX 0xc000 0x1000>; + }; + diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,rdma.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,rdma.yaml new file mode 100644 index 000000000000..ce3bcca30609 --- /dev/null +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,rdma.yaml @@ -0,0 +1,110 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/mediatek/mediatek,rdma.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: mediatek display RDMA + +maintainers: + - CK Hu ck.hu@mediatek.com + +description: | + The mediatek display RDMA stands for Read Direct Memory Access. + It provides real time data to the back-end panel driver, such as DSI, + DPI and DP_INTF. + It contains one line buffer to store the sufficient pixel data. + RDMA device node must be siblings to the central MMSYS_CONFIG node. + For a description of the MMSYS_CONFIG binding, see + Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml for details. + +properties: + compatible: + oneOf: + - items: + - const: mediatek,mt2701-disp-rdma + - items: + - const: mediatek,mt8173-disp-rdma + - items: + - const: mediatek,mt8183-disp-rdma + - items: + - enum: + - mediatek,mt7623-disp-rdma + - mediatek,mt2712-disp-rdma + - enum: + - mediatek,mt2701-disp-rdma + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + power-domains: + description: A phandle and PM domain specifier as defined by bindings of + the power controller specified by phandle. See + Documentation/devicetree/bindings/power/power-domain.yaml for details. + + clocks: + items: + - description: RDMA Clock + + iommus: + description: + This property should point to the respective IOMMU block with master port as argument, + see Documentation/devicetree/bindings/iommu/mediatek,iommu.yaml for details. + + mediatek,larb: + description: + This property should contain a phandle pointing to the local arbiter deviceas defined in + Documentation/devicetree/bindings/memory-controllers/mediatek,smi-larb.yaml. + It must sort according to the local arbiter index, like larb0, larb1, larb2... + $ref: /schemas/types.yaml#/definitions/phandle-array + minItems: 1 + maxItems: 32 + + mediatek,rdma-fifo-size: + description: + rdma fifo size may be different even in same SOC, add this property to the + corresponding rdma. + The value below 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 + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [8192, 5120, 2048] + + mediatek,gce-client-reg: + description: + The register of display function block to be set by gce. There are 4 arguments, + such as gce node, subsys id, offset and register size. The subsys id that is + mapping to the register of display function blocks is defined in the gce header + include/include/dt-bindings/gce/<chip>-gce.h of each chips. + $ref: /schemas/types.yaml#/definitions/phandle-array + maxItems: 1 + +required: + - compatible + - reg + - interrupts + - power-domains + - clocks + - iommus + +additionalProperties: false + +examples: + - | + + rdma0: rdma@1400e000 { + compatible = "mediatek,mt8173-disp-rdma"; + reg = <0 0x1400e000 0 0x1000>; + interrupts = <GIC_SPI 182 IRQ_TYPE_LEVEL_LOW>; + power-domains = <&scpsys MT8173_POWER_DOMAIN_MM>; + clocks = <&mmsys CLK_MM_DISP_RDMA0>; + iommus = <&iommu M4U_PORT_DISP_RDMA0>; + mediatek,larb = <&larb0>; + mediatek,rdma-fifosize = <8192>; + mediatek,gce-client-reg = <&gce SUBSYS_1400XXXX 0xe000 0x1000>; + }; + diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,split.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,split.yaml new file mode 100644 index 000000000000..d751e0a0c3a5 --- /dev/null +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,split.yaml @@ -0,0 +1,56 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/mediatek/mediatek,split.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: mediatek display split + +maintainers: + - CK Hu ck.hu@mediatek.com + +description: | + The mediatek display split engine is used to split stream to two encoders. + SPLIT device node must be siblings to the central MMSYS_CONFIG node. + For a description of the MMSYS_CONFIG binding, see + Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml for details. + +properties: + compatible: + oneOf: + - items: + - const: mediatek,mt8173-disp-split + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + power-domains: + description: A phandle and PM domain specifier as defined by bindings of + the power controller specified by phandle. See + Documentation/devicetree/bindings/power/power-domain.yaml for details. + + clocks: + items: + - description: SPLIT Clock + +required: + - compatible + - reg + - power-domains + - clocks + +additionalProperties: false + +examples: + - | + + split0: split@14018000 { + compatible = "mediatek,mt8173-disp-split"; + reg = <0 0x14018000 0 0x1000>; + power-domains = <&spm MT8173_POWER_DOMAIN_MM>; + clocks = <&mmsys CLK_MM_DISP_SPLIT0>; + }; + diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,ufoe.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,ufoe.yaml new file mode 100644 index 000000000000..d0249333a2bd --- /dev/null +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,ufoe.yaml @@ -0,0 +1,59 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/mediatek/mediatek,ufoe.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: mediatek display UFOe + +maintainers: + - CK Hu ck.hu@mediatek.com + +description: | + The Mediatek display UFOe stands for Unified Frame Optimization engine. + UFOe can cut the data rate for DSI port which may lead to reduce power consumption. + UFOe device node must be siblings to the central MMSYS_CONFIG node. + For a description of the MMSYS_CONFIG binding, see + Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml for details. + +properties: + compatible: + oneOf: + - items: + - const: mediatek,mt8173-disp-ufoe + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + power-domains: + description: A phandle and PM domain specifier as defined by bindings of + the power controller specified by phandle. See + Documentation/devicetree/bindings/power/power-domain.yaml for details. + + clocks: + items: + - description: UFOe Clock + +required: + - compatible + - reg + - interrupts + - power-domains + - clocks + +additionalProperties: false + +examples: + - | + + ufoe@1401a000 { + compatible = "mediatek,mt8173-disp-ufoe"; + reg = <0 0x1401a000 0 0x1000>; + interrupts = <GIC_SPI 191 IRQ_TYPE_LEVEL_LOW>; + power-domains = <&scpsys MT8173_POWER_DOMAIN_MM>; + clocks = <&mmsys CLK_MM_DISP_UFOE>; + }; + diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,wdma.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,wdma.yaml new file mode 100644 index 000000000000..d7a3ba497fb9 --- /dev/null +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,wdma.yaml @@ -0,0 +1,86 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/mediatek/mediatek,wdma.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: mediatek display WDMA + +maintainers: + - CK Hu ck.hu@mediatek.com + +description: | + The mediatek display WDMA stands for Write Direct Memory Access. + It can write the data in display pipeline into DRAM. + WDMA device node must be siblings to the central MMSYS_CONFIG node. + For a description of the MMSYS_CONFIG binding, see + Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml for details. + +properties: + compatible: + oneOf: + - items: + - const: mediatek,mt8173-disp-wdma + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + power-domains: + description: A phandle and PM domain specifier as defined by bindings of + the power controller specified by phandle. See + Documentation/devicetree/bindings/power/power-domain.yaml for details. + + clocks: + items: + - description: WDMA Clock + + iommus: + description: + This property should point to the respective IOMMU block with master port as argument, + see Documentation/devicetree/bindings/iommu/mediatek,iommu.yaml for details. + + mediatek,larb: + description: + This property should contain a phandle pointing to the local arbiter deviceas defined in + Documentation/devicetree/bindings/memory-controllers/mediatek,smi-larb.yaml. + It must sort according to the local arbiter index, like larb0, larb1, larb2... + $ref: /schemas/types.yaml#/definitions/phandle-array + minItems: 1 + maxItems: 32 + + mediatek,gce-client-reg: + description: + The register of display function block to be set by gce. There are 4 arguments, + such as gce node, subsys id, offset and register size. The subsys id that is + mapping to the register of display function blocks is defined in the gce header + include/include/dt-bindings/gce/<chip>-gce.h of each chips. + $ref: /schemas/types.yaml#/definitions/phandle-array + maxItems: 1 + +required: + - compatible + - reg + - interrupts + - power-domains + - clocks + - iommus + +additionalProperties: false + +examples: + - | + + wdma0: wdma@14011000 { + compatible = "mediatek,mt8173-disp-wdma"; + reg = <0 0x14011000 0 0x1000>; + interrupts = <GIC_SPI 185 IRQ_TYPE_LEVEL_LOW>; + power-domains = <&scpsys MT8173_POWER_DOMAIN_MM>; + clocks = <&mmsys CLK_MM_DISP_WDMA0>; + iommus = <&iommu M4U_PORT_DISP_WDMA0>; + mediatek,larb = <&larb0>; + mediatek,gce-client-reg = <&gce SUBSYS_1401XXXX 0x1000 0x1000>; + }; +

1. Add mt8195 SoC binding to AAL, CCORR, COLOR, DITHER, GAMMA, MERGE, MUTEX, OVL and RDMA yaml schema.

2. Add MERGE additional property description for mt8195 - async clock - fifo setting enable - reset controller

Signed-off-by: jason-jh.lin jason-jh.lin@mediatek.com --- .../display/mediatek/mediatek,aal.yaml | 1 + .../display/mediatek/mediatek,ccorr.yaml | 5 +++ .../display/mediatek/mediatek,color.yaml | 1 + .../display/mediatek/mediatek,dither.yaml | 5 +++ .../display/mediatek/mediatek,gamma.yaml | 5 +++ .../display/mediatek/mediatek,merge.yaml | 40 +++++++++++++++++++ .../display/mediatek/mediatek,mutex.yaml | 2 + .../display/mediatek/mediatek,ovl.yaml | 5 +++ .../display/mediatek/mediatek,rdma.yaml | 2 + 9 files changed, 66 insertions(+)

diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,aal.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,aal.yaml index 7be772d77e36..e1820238db43 100644 --- a/Documentation/devicetree/bindings/display/mediatek/mediatek,aal.yaml +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,aal.yaml @@ -25,6 +25,7 @@ properties: - enum: - mediatek,mt2712-disp-aal - mediatek,mt8183-disp-aal + - mediatek,mt8195-disp-aal - enum: - mediatek,mt8173-disp-aal

diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,ccorr.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,ccorr.yaml index 5a1c27d6b3e2..4c556a2bc64a 100644 --- a/Documentation/devicetree/bindings/display/mediatek/mediatek,ccorr.yaml +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,ccorr.yaml @@ -21,6 +21,11 @@ properties: oneOf: - items: - const: mediatek,mt8183-disp-ccorr + - items: + - enum: + - mediatek,mt8195-disp-ccorr + - enum: + - mediatek,mt8183-disp-ccorr

reg: maxItems: 1 diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,color.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,color.yaml index 9a3edf6f0b8e..a13096196a0c 100644 --- a/Documentation/devicetree/bindings/display/mediatek/mediatek,color.yaml +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,color.yaml @@ -35,6 +35,7 @@ properties: - items: - enum: - mediatek,mt8183-disp-color + - mediatek,mt8195-disp-color - enum: - mediatek,mt8173-disp-color reg: diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,dither.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,dither.yaml index 20419f876410..e89fe7393291 100644 --- a/Documentation/devicetree/bindings/display/mediatek/mediatek,dither.yaml +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,dither.yaml @@ -22,6 +22,11 @@ properties: oneOf: - items: - const: mediatek,mt8183-disp-dither + - items: + - enum: + - mediatek,mt8195-disp-dither + - enum: + - mediatek,mt8183-disp-dither

reg: maxItems: 1 diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,gamma.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,gamma.yaml index e2a1fc218e4f..dc78d6d05dee 100644 --- a/Documentation/devicetree/bindings/display/mediatek/mediatek,gamma.yaml +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,gamma.yaml @@ -23,6 +23,11 @@ properties: - const: mediatek,mt8173-disp-gamma - items: - const: mediatek,mt8183-disp-gamma + - items: + - enum: + - mediatek,mt8195-disp-gamma + - enum: + - mediatek,mt8183-disp-gamma

reg: maxItems: 1 diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,merge.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,merge.yaml index 4cdce11d7fcd..1a27b037086b 100644 --- a/Documentation/devicetree/bindings/display/mediatek/mediatek,merge.yaml +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,merge.yaml @@ -21,6 +21,8 @@ properties: oneOf: - items: - const: mediatek,mt8173-disp-merge + - items: + - const: mediatek,mt8195-disp-merge

reg: maxItems: 1 @@ -36,6 +38,31 @@ properties: clocks: items: - description: MERGE Clock + - description: MERGE Async Clock + Controlling the synchronous process between MERGE and other display function + blocks cross clock domain. + + mediatek,merge-fifo-en: + description: + The setting of merge fifo is mainly provided for the display latency buffer. + to ensure that the back-end panel display data will not be underrun, + a little more data is needed in the fifo. According to the merge fifo settings, + when the water level is detected to be insufficient, it will trigger RDMA sending + ultra and preulra command to SMI to speed up the data rate. + type: boolean + + mediatek,gce-client-reg: + description: + The register of display function block to be set by gce. There are 4 arguments, + such as gce node, subsys id, offset and register size. The subsys id that is + mapping to the register of display function blocks is defined in the gce header + include/include/dt-bindings/gce/<chip>-gce.h of each chips. + $ref: /schemas/types.yaml#/definitions/phandle-array + maxItems: 1 + + resets: + description: reset controller + See Documentation/devicetree/bindings/reset/reset.txt for details.

required: - compatible @@ -55,3 +82,16 @@ examples: clocks = <&mmsys CLK_MM_DISP_MERGE>; };

+ merge5: disp_vpp_merge5@1c110000 { + compatible = "mediatek,mt8195-disp-merge"; + reg = <0 0x1c110000 0 0x1000>; + interrupts = <GIC_SPI 507 IRQ_TYPE_LEVEL_HIGH 0>; + clocks = <&vdosys1 CLK_VDO1_VPP_MERGE4>, + <&vdosys1 CLK_VDO1_MERGE4_DL_ASYNC>; + clock-names = "merge","merge_async"; + power-domains = <&spm MT8195_POWER_DOMAIN_VDOSYS1>; + mediatek,gce-client-reg = <&gce1 SUBSYS_1c11XXXX 0x0000 0x1000>; + mediatek,merge-fifo-en = <1>; + resets = <&vdosys1 MT8195_VDOSYS1_SW0_RST_B_MERGE4_DL_ASYNC>; + }; + diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,mutex.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,mutex.yaml index aaba6bbfb4da..0dced7a53329 100644 --- a/Documentation/devicetree/bindings/display/mediatek/mediatek,mutex.yaml +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,mutex.yaml @@ -30,6 +30,8 @@ properties: - const: mediatek,mt8173-disp-mutex - items: - const: mediatek,mt8183-disp-mutex + - items: + - const: mediatek,mt8195-disp-mutex

reg: maxItems: 1 diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,ovl.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,ovl.yaml index 833b0ca09b21..1973eee4244f 100644 --- a/Documentation/devicetree/bindings/display/mediatek/mediatek,ovl.yaml +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,ovl.yaml @@ -31,6 +31,11 @@ properties: - mediatek,mt2712-disp-ovl - enum: - mediatek,mt2701-disp-ovl + - items: + - enum: + - mediatek,mt8195-disp-ovl + - enum: + - mediatek,mt8183-disp-ovl

reg: maxItems: 1 diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,rdma.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,rdma.yaml index ce3bcca30609..847bc55252ca 100644 --- a/Documentation/devicetree/bindings/display/mediatek/mediatek,rdma.yaml +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,rdma.yaml @@ -27,6 +27,8 @@ properties: - const: mediatek,mt8173-disp-rdma - items: - const: mediatek,mt8183-disp-rdma + - items: + - const: mediatek,mt8195-disp-rdma - items: - enum: - mediatek,mt7623-disp-rdma

Add mt8195 vdosys0 clock driver name and routing table to the driver data of mtk-mmsys.

Signed-off-by: jason-jh.lin jason-jh.lin@mediatek.com --- This patch is base on [1] [1] soc: mmsys: mediatek: add mask to mmsys routes - https://patchwork.kernel.org/project/linux-mediatek/patch/20210729070549.551...

The vdosys1 impelmentation patch [2] will base on this patch [2] soc: mediatek: add mtk-mmsys support for mt8195 vdosys1 - https://patchwork.kernel.org/project/linux-mediatek/patch/20210722094551.152... --- drivers/soc/mediatek/mt8195-mmsys.h | 106 +++++++++++++++++++++++++ drivers/soc/mediatek/mtk-mmsys.c | 11 +++ include/linux/soc/mediatek/mtk-mmsys.h | 9 +++ 3 files changed, 126 insertions(+) create mode 100644 drivers/soc/mediatek/mt8195-mmsys.h

diff --git a/drivers/soc/mediatek/mt8195-mmsys.h b/drivers/soc/mediatek/mt8195-mmsys.h new file mode 100644 index 000000000000..52053da8ee59 --- /dev/null +++ b/drivers/soc/mediatek/mt8195-mmsys.h @@ -0,0 +1,106 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +#ifndef __SOC_MEDIATEK_MT8195_MMSYS_H +#define __SOC_MEDIATEK_MT8195_MMSYS_H + +#define MT8195_VDO0_OVL_MOUT_EN 0xf14 +#define MT8195_MOUT_DISP_OVL0_TO_DISP_RDMA0 BIT(0) +#define MT8195_MOUT_DISP_OVL0_TO_DISP_WDMA0 BIT(1) +#define MT8195_MOUT_DISP_OVL0_TO_DISP_OVL1 BIT(2) +#define MT8195_MOUT_DISP_OVL1_TO_DISP_RDMA1 BIT(4) +#define MT8195_MOUT_DISP_OVL1_TO_DISP_WDMA1 BIT(5) +#define MT8195_MOUT_DISP_OVL1_TO_DISP_OVL0 BIT(6) + +#define MT8195_VDO0_SEL_IN 0xf34 +#define MT8195_SEL_IN_VPP_MERGE_FROM_DSC_WRAP0_OUT (0 << 0) +#define MT8195_SEL_IN_VPP_MERGE_FROM_DISP_DITHER1 (1 << 0) +#define MT8195_SEL_IN_VPP_MERGE_FROM_VDO1_VIRTUAL0 (2 << 0) +#define MT8195_SEL_IN_DSC_WRAP0_IN_FROM_DISP_DITHER0 (0 << 4) +#define MT8195_SEL_IN_DSC_WRAP0_IN_FROM_VPP_MERGE (1 << 4) +#define MT8195_SEL_IN_DSC_WRAP1_IN_FROM_DISP_DITHER1 (0 << 5) +#define MT8195_SEL_IN_DSC_WRAP1_IN_FROM_VPP_MERGE (1 << 5) +#define MT8195_SEL_IN_SINA_VIRTUAL0_FROM_VPP_MERGE (0 << 8) +#define MT8195_SEL_IN_SINA_VIRTUAL0_FROM_DSC_WRAP1_OUT (1 << 8) +#define MT8195_SEL_IN_SINB_VIRTUAL0_FROM_DSC_WRAP0_OUT (0 << 9) +#define MT8195_SEL_IN_DP_INTF0_FROM_DSC_WRAP1_OUT (0 << 12) +#define MT8195_SEL_IN_DP_INTF0_FROM_VPP_MERGE (1 << 12) +#define MT8195_SEL_IN_DP_INTF0_FROM_VDO1_VIRTUAL0 (2 << 12) +#define MT8195_SEL_IN_DSI0_FROM_DSC_WRAP0_OUT (0 << 16) +#define MT8195_SEL_IN_DSI0_FROM_DISP_DITHER0 (1 << 16) +#define MT8195_SEL_IN_DSI1_FROM_DSC_WRAP1_OUT (0 << 17) +#define MT8195_SEL_IN_DSI1_FROM_VPP_MERGE (1 << 17) +#define MT8195_SEL_IN_DISP_WDMA1_FROM_DISP_OVL1 (0 << 20) +#define MT8195_SEL_IN_DISP_WDMA1_FROM_VPP_MERGE (1 << 20) +#define MT8195_SEL_IN_DSC_WRAP1_OUT_FROM_DSC_WRAP1_IN (0 << 21) +#define MT8195_SEL_IN_DSC_WRAP1_OUT_FROM_DISP_DITHER1 (1 << 21) +#define MT8195_SEL_IN_DISP_WDMA0_FROM_DISP_OVL0 (0 << 22) +#define MT8195_SEL_IN_DISP_WDMA0_FROM_VPP_MERGE (1 << 22) + +#define MT8195_VDO0_SEL_OUT 0xf38 +#define MT8195_SOUT_DISP_DITHER0_TO_DSC_WRAP0_IN (0 << 0) +#define MT8195_SOUT_DISP_DITHER0_TO_DSI0 (1 << 0) +#define MT8195_SOUT_DISP_DITHER1_TO_DSC_WRAP1_IN (0 << 1) +#define MT8195_SOUT_DISP_DITHER1_TO_VPP_MERGE (1 << 1) +#define MT8195_SOUT_DISP_DITHER1_TO_DSC_WRAP1_OUT (2 << 1) +#define MT8195_SOUT_VDO1_VIRTUAL0_TO_VPP_MERGE (0 << 4) +#define MT8195_SOUT_VDO1_VIRTUAL0_TO_DP_INTF0 (1 << 4) +#define MT8195_SOUT_VPP_MERGE_TO_DSI1 (0 << 8) +#define MT8195_SOUT_VPP_MERGE_TO_DP_INTF0 (1 << 8) +#define MT8195_SOUT_VPP_MERGE_TO_SINA_VIRTUAL0 (2 << 8) +#define MT8195_SOUT_VPP_MERGE_TO_DISP_WDMA1 (3 << 8) +#define MT8195_SOUT_VPP_MERGE_TO_DSC_WRAP0_IN (4 << 8) +#define MT8195_SOUT_VPP_MERGE_TO_DSC_WRAP1_IN (0 << 11) +#define MT8195_SOUT_VPP_MERGE_TO_DISP_WDMA0 (1 << 11) +#define MT8195_SOUT_DSC_WRAP0_OUT_TO_DSI0 (0 << 12) +#define MT8195_SOUT_DSC_WRAP0_OUT_TO_SINB_VIRTUAL0 (1 << 12) +#define MT8195_SOUT_DSC_WRAP0_OUT_TO_VPP_MERGE (2 << 12) +#define MT8195_SOUT_DSC_WRAP1_OUT_TO_DSI1 (0 << 16) +#define MT8195_SOUT_DSC_WRAP1_OUT_TO_DP_INTF0 (1 << 16) +#define MT8195_SOUT_DSC_WRAP1_OUT_TO_SINA_VIRTUAL0 (2 << 16) +#define MT8195_SOUT_DSC_WRAP1_OUT_TO_VPP_MERGE (3 << 16) + +static const struct mtk_mmsys_routes mmsys_mt8195_routing_table[] = { + { + DDP_COMPONENT_OVL0, DDP_COMPONENT_RDMA0, + MT8195_VDO0_OVL_MOUT_EN, MT8195_MOUT_DISP_OVL0_TO_DISP_RDMA0, + MT8195_MOUT_DISP_OVL0_TO_DISP_RDMA0 + }, { + DDP_COMPONENT_OVL1, DDP_COMPONENT_RDMA1, + MT8195_VDO0_OVL_MOUT_EN, MT8195_MOUT_DISP_OVL1_TO_DISP_RDMA1, + MT8195_MOUT_DISP_OVL1_TO_DISP_RDMA1 + }, { + DDP_COMPONENT_DSC0, DDP_COMPONENT_MERGE0, + MT8195_VDO0_SEL_IN, MT8195_SEL_IN_VPP_MERGE_FROM_DSC_WRAP0_OUT, + MT8195_SEL_IN_VPP_MERGE_FROM_DSC_WRAP0_OUT + }, { + DDP_COMPONENT_DITHER, DDP_COMPONENT_DSC0, + MT8195_VDO0_SEL_IN, MT8195_SEL_IN_DSC_WRAP0_IN_FROM_DISP_DITHER0, + MT8195_SEL_IN_DSC_WRAP0_IN_FROM_DISP_DITHER0 + }, { + DDP_COMPONENT_DSC0, DDP_COMPONENT_DSI0, + MT8195_VDO0_SEL_IN, MT8195_SEL_IN_DSI0_FROM_DSC_WRAP0_OUT, + MT8195_SEL_IN_DSI0_FROM_DSC_WRAP0_OUT + }, { + DDP_COMPONENT_DITHER, DDP_COMPONENT_DSI0, + MT8195_VDO0_SEL_IN, MT8195_SEL_IN_DSI0_FROM_DISP_DITHER0, + MT8195_SEL_IN_DSI0_FROM_DISP_DITHER0 + }, { + DDP_COMPONENT_DITHER, DDP_COMPONENT_DSC0, + MT8195_VDO0_SEL_OUT, MT8195_SOUT_DISP_DITHER0_TO_DSC_WRAP0_IN, + MT8195_SOUT_DISP_DITHER0_TO_DSC_WRAP0_IN + }, { + DDP_COMPONENT_DITHER, DDP_COMPONENT_DSI0, + MT8195_VDO0_SEL_OUT, MT8195_SOUT_DISP_DITHER0_TO_DSI0, + MT8195_SOUT_DISP_DITHER0_TO_DSI0 + }, { + DDP_COMPONENT_DSC0, DDP_COMPONENT_DSI0, + MT8195_VDO0_SEL_OUT, MT8195_SOUT_DSC_WRAP0_OUT_TO_DSI0, + MT8195_SOUT_DSC_WRAP0_OUT_TO_DSI0 + }, { + DDP_COMPONENT_DSC0, DDP_COMPONENT_MERGE0, + MT8195_VDO0_SEL_OUT, MT8195_SOUT_DSC_WRAP0_OUT_TO_VPP_MERGE, + MT8195_SOUT_DSC_WRAP0_OUT_TO_VPP_MERGE + } +}; + +#endif /* __SOC_MEDIATEK_MT8195_MMSYS_H */ diff --git a/drivers/soc/mediatek/mtk-mmsys.c b/drivers/soc/mediatek/mtk-mmsys.c index a78e88f27b62..ce6cc2f49e7d 100644 --- a/drivers/soc/mediatek/mtk-mmsys.c +++ b/drivers/soc/mediatek/mtk-mmsys.c @@ -14,6 +14,7 @@ #include "mt8167-mmsys.h" #include "mt8183-mmsys.h" #include "mt8365-mmsys.h" +#include "mt8195-mmsys.h"

static const struct mtk_mmsys_driver_data mt2701_mmsys_driver_data = { .clk_driver = "clk-mt2701-mm", @@ -59,6 +60,12 @@ static const struct mtk_mmsys_driver_data mt8365_mmsys_driver_data = { .num_routes = ARRAY_SIZE(mt8365_mmsys_routing_table), };

+static const struct mtk_mmsys_driver_data mt8195_vdosys0_driver_data = { + .clk_driver = "clk-mt8195-vdo0", + .routes = mmsys_mt8195_routing_table, + .num_routes = ARRAY_SIZE(mmsys_mt8195_routing_table), +}; + struct mtk_mmsys { void __iomem *regs; const struct mtk_mmsys_driver_data *data; @@ -171,6 +178,10 @@ static const struct of_device_id of_match_mtk_mmsys[] = { .compatible = "mediatek,mt8365-mmsys", .data = &mt8365_mmsys_driver_data, }, + { + .compatible = "mediatek,mt8195-vdosys0", + .data = &mt8195_vdosys0_driver_data, + }, { } };

diff --git a/include/linux/soc/mediatek/mtk-mmsys.h b/include/linux/soc/mediatek/mtk-mmsys.h index 2228bf6133da..01bedfb08094 100644 --- a/include/linux/soc/mediatek/mtk-mmsys.h +++ b/include/linux/soc/mediatek/mtk-mmsys.h @@ -39,6 +39,15 @@ enum mtk_ddp_comp_id { DDP_COMPONENT_UFOE, DDP_COMPONENT_WDMA0, DDP_COMPONENT_WDMA1, + DDP_COMPONENT_MERGE0, + DDP_COMPONENT_MERGE1, + DDP_COMPONENT_MERGE2, + DDP_COMPONENT_MERGE3, + DDP_COMPONENT_MERGE4, + DDP_COMPONENT_MERGE5, + DDP_COMPONENT_DSC0, + DDP_COMPONENT_DSC1, + DDP_COMPONENT_DP_INTF0, DDP_COMPONENT_ID_MAX, };

Remove the unsed define in mtk_drm_ddp_comp.c

Signed-off-by: jason-jh.lin jason-jh.lin@mediatek.com --- drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c | 10 ---------- 1 file changed, 10 deletions(-)

diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c index 75bc00e17fc4..aaa7450b3e2b 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c @@ -21,8 +21,6 @@ #include "mtk_drm_crtc.h"

#define DISP_OD_EN 0x0000 -#define DISP_OD_INTEN 0x0008 -#define DISP_OD_INTSTA 0x000c #define DISP_OD_CFG 0x0020 #define DISP_OD_SIZE 0x0030 #define DISP_DITHER_5 0x0114 @@ -42,8 +40,6 @@ #define DITHER_ENGINE_EN BIT(1) #define DISP_DITHER_SIZE 0x0030

-#define LUT_10BIT_MASK 0x03ff - #define OD_RELAYMODE BIT(0)

#define UFO_BYPASS BIT(2) @@ -52,18 +48,12 @@

#define DISP_DITHERING BIT(2) #define DITHER_LSB_ERR_SHIFT_R(x) (((x) & 0x7) << 28) -#define DITHER_OVFLW_BIT_R(x) (((x) & 0x7) << 24) #define DITHER_ADD_LSHIFT_R(x) (((x) & 0x7) << 20) -#define DITHER_ADD_RSHIFT_R(x) (((x) & 0x7) << 16) #define DITHER_NEW_BIT_MODE BIT(0) #define DITHER_LSB_ERR_SHIFT_B(x) (((x) & 0x7) << 28) -#define DITHER_OVFLW_BIT_B(x) (((x) & 0x7) << 24) #define DITHER_ADD_LSHIFT_B(x) (((x) & 0x7) << 20) -#define DITHER_ADD_RSHIFT_B(x) (((x) & 0x7) << 16) #define DITHER_LSB_ERR_SHIFT_G(x) (((x) & 0x7) << 12) -#define DITHER_OVFLW_BIT_G(x) (((x) & 0x7) << 8) #define DITHER_ADD_LSHIFT_G(x) (((x) & 0x7) << 4) -#define DITHER_ADD_RSHIFT_G(x) (((x) & 0x7) << 0)

struct mtk_ddp_comp_dev { struct clk *clk;

Adjust to the alphabetic order for the define, function, struct and array in mediatek-drm driver

Signed-off-by: jason-jh.lin jason-jh.lin@mediatek.com --- drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c | 133 ++++++++++---------- drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h | 22 ++-- drivers/gpu/drm/mediatek/mtk_drm_drv.c | 76 +++++------ 3 files changed, 115 insertions(+), 116 deletions(-)

diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c index 93beb980414f..28bc42fd0b8a 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c @@ -20,17 +20,9 @@ #include "mtk_drm_ddp_comp.h" #include "mtk_drm_crtc.h"

-#define DISP_REG_OD_EN 0x0000 -#define DISP_REG_OD_CFG 0x0020 -#define DISP_REG_OD_SIZE 0x0030 -#define DISP_REG_DITHER_5 0x0114 -#define DISP_REG_DITHER_7 0x011c -#define DISP_REG_DITHER_15 0x013c -#define DISP_REG_DITHER_16 0x0140 - -#define DISP_REG_UFO_START 0x0000

#define DISP_REG_AAL_EN 0x0000 +#define AAL_EN BIT(0) #define DISP_REG_AAL_SIZE 0x0030

#define DISP_REG_DITHER_EN 0x0000 @@ -38,23 +30,29 @@ #define DISP_REG_DITHER_CFG 0x0020 #define DITHER_RELAY_MODE BIT(0) #define DITHER_ENGINE_EN BIT(1) -#define DISP_REG_DITHER_SIZE 0x0030 - -#define OD_RELAYMODE BIT(0) - -#define UFO_BYPASS BIT(2) - -#define AAL_EN BIT(0)

#define DISP_DITHERING BIT(2) +#define DISP_REG_DITHER_SIZE 0x0030 +#define DISP_REG_DITHER_5 0x0114 +#define DISP_REG_DITHER_7 0x011c +#define DISP_REG_DITHER_15 0x013c #define DITHER_LSB_ERR_SHIFT_R(x) (((x) & 0x7) << 28) #define DITHER_ADD_LSHIFT_R(x) (((x) & 0x7) << 20) #define DITHER_NEW_BIT_MODE BIT(0) +#define DISP_REG_DITHER_16 0x0140 #define DITHER_LSB_ERR_SHIFT_B(x) (((x) & 0x7) << 28) #define DITHER_ADD_LSHIFT_B(x) (((x) & 0x7) << 20) #define DITHER_LSB_ERR_SHIFT_G(x) (((x) & 0x7) << 12) #define DITHER_ADD_LSHIFT_G(x) (((x) & 0x7) << 4)

+#define DISP_REG_OD_EN 0x0000 +#define DISP_REG_OD_CFG 0x0020 +#define OD_RELAYMODE BIT(0) +#define DISP_REG_OD_SIZE 0x0030 + +#define DISP_REG_UFO_START 0x0000 +#define UFO_BYPASS BIT(2) + struct mtk_ddp_comp_dev { struct clk *clk; void __iomem *regs; @@ -106,20 +104,6 @@ void mtk_ddp_write_mask(struct cmdq_pkt *cmdq_pkt, unsigned int value, #endif }

-static int mtk_ddp_clk_enable(struct device *dev) -{ - struct mtk_ddp_comp_dev *priv = dev_get_drvdata(dev); - - return clk_prepare_enable(priv->clk); -} - -static void mtk_ddp_clk_disable(struct device *dev) -{ - struct mtk_ddp_comp_dev *priv = dev_get_drvdata(dev); - - clk_disable_unprepare(priv->clk); -} - void mtk_dither_set_common(void __iomem *regs, struct cmdq_client_reg *cmdq_reg, unsigned int bpc, unsigned int cfg, unsigned int dither_en, struct cmdq_pkt *cmdq_pkt) @@ -146,38 +130,19 @@ void mtk_dither_set_common(void __iomem *regs, struct cmdq_client_reg *cmdq_reg, } }

-static void mtk_dither_set(struct device *dev, unsigned int bpc, - unsigned int cfg, struct cmdq_pkt *cmdq_pkt) -{ - struct mtk_ddp_comp_dev *priv = dev_get_drvdata(dev); - - mtk_dither_set_common(priv->regs, &priv->cmdq_reg, bpc, cfg, - DISP_DITHERING, cmdq_pkt); -} - -static void mtk_od_config(struct device *dev, unsigned int w, - unsigned int h, unsigned int vrefresh, - unsigned int bpc, struct cmdq_pkt *cmdq_pkt) -{ - struct mtk_ddp_comp_dev *priv = dev_get_drvdata(dev); - - mtk_ddp_write(cmdq_pkt, w << 16 | h, &priv->cmdq_reg, priv->regs, DISP_REG_OD_SIZE); - mtk_ddp_write(cmdq_pkt, OD_RELAYMODE, &priv->cmdq_reg, priv->regs, DISP_REG_OD_CFG); - mtk_dither_set(dev, bpc, DISP_REG_OD_CFG, cmdq_pkt); -}

-static void mtk_od_start(struct device *dev) +static int mtk_ddp_clk_enable(struct device *dev) { struct mtk_ddp_comp_dev *priv = dev_get_drvdata(dev);

- writel(1, priv->regs + DISP_REG_OD_EN); + return clk_prepare_enable(priv->clk); }

-static void mtk_ufoe_start(struct device *dev) +static void mtk_ddp_clk_disable(struct device *dev) { struct mtk_ddp_comp_dev *priv = dev_get_drvdata(dev);

- writel(UFO_BYPASS, priv->regs + DISP_REG_UFO_START); + clk_disable_unprepare(priv->clk); }

static void mtk_aal_config(struct device *dev, unsigned int w, @@ -237,6 +202,40 @@ static void mtk_dither_stop(struct device *dev) writel_relaxed(0x0, priv->regs + DISP_REG_DITHER_EN); }

+static void mtk_dither_set(struct device *dev, unsigned int bpc, + unsigned int cfg, struct cmdq_pkt *cmdq_pkt) +{ + struct mtk_ddp_comp_dev *priv = dev_get_drvdata(dev); + + mtk_dither_set_common(priv->regs, &priv->cmdq_reg, bpc, cfg, + DISP_DITHERING, cmdq_pkt); +} + +static void mtk_od_config(struct device *dev, unsigned int w, + unsigned int h, unsigned int vrefresh, + unsigned int bpc, struct cmdq_pkt *cmdq_pkt) +{ + struct mtk_ddp_comp_dev *priv = dev_get_drvdata(dev); + + mtk_ddp_write(cmdq_pkt, w << 16 | h, &priv->cmdq_reg, priv->regs, DISP_REG_OD_SIZE); + mtk_ddp_write(cmdq_pkt, OD_RELAYMODE, &priv->cmdq_reg, priv->regs, DISP_REG_OD_CFG); + mtk_dither_set(dev, bpc, DISP_REG_OD_CFG, cmdq_pkt); +} + +static void mtk_od_start(struct device *dev) +{ + struct mtk_ddp_comp_dev *priv = dev_get_drvdata(dev); + + writel(1, priv->regs + DISP_REG_OD_EN); +} + +static void mtk_ufoe_start(struct device *dev) +{ + struct mtk_ddp_comp_dev *priv = dev_get_drvdata(dev); + + writel(UFO_BYPASS, priv->regs + DISP_REG_UFO_START); +} + static const struct mtk_ddp_comp_funcs ddp_aal = { .clk_enable = mtk_ddp_clk_enable, .clk_disable = mtk_ddp_clk_disable, @@ -331,22 +330,22 @@ static const struct mtk_ddp_comp_funcs ddp_ufoe = { };

static const char * const mtk_ddp_comp_stem[MTK_DDP_COMP_TYPE_MAX] = { + [MTK_DISP_AAL] = "aal", + [MTK_DISP_BLS] = "bls", + [MTK_DISP_CCORR] = "ccorr", + [MTK_DISP_COLOR] = "color", + [MTK_DISP_DITHER] = "dither", + [MTK_DISP_GAMMA] = "gamma", + [MTK_DISP_MUTEX] = "mutex", + [MTK_DISP_OD] = "od", [MTK_DISP_OVL] = "ovl", [MTK_DISP_OVL_2L] = "ovl-2l", + [MTK_DISP_PWM] = "pwm", [MTK_DISP_RDMA] = "rdma", - [MTK_DISP_WDMA] = "wdma", - [MTK_DISP_COLOR] = "color", - [MTK_DISP_CCORR] = "ccorr", - [MTK_DISP_AAL] = "aal", - [MTK_DISP_GAMMA] = "gamma", - [MTK_DISP_DITHER] = "dither", [MTK_DISP_UFOE] = "ufoe", - [MTK_DSI] = "dsi", + [MTK_DISP_WDMA] = "wdma", [MTK_DPI] = "dpi", - [MTK_DISP_PWM] = "pwm", - [MTK_DISP_MUTEX] = "mutex", - [MTK_DISP_OD] = "od", - [MTK_DISP_BLS] = "bls", + [MTK_DSI] = "dsi", };

struct mtk_ddp_comp_match { @@ -500,12 +499,12 @@ int mtk_ddp_comp_init(struct device_node *node, struct mtk_ddp_comp *comp, type == MTK_DISP_CCORR || type == MTK_DISP_COLOR || type == MTK_DISP_GAMMA || - type == MTK_DPI || - type == MTK_DSI || type == MTK_DISP_OVL || type == MTK_DISP_OVL_2L || type == MTK_DISP_PWM || - type == MTK_DISP_RDMA) + type == MTK_DISP_RDMA || + type == MTK_DPI || + type == MTK_DSI) return 0;

priv = devm_kzalloc(comp->dev, sizeof(*priv), GFP_KERNEL); diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h index bb914d976cf5..d317b944df66 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h @@ -18,22 +18,22 @@ struct mtk_plane_state; struct drm_crtc_state;

enum mtk_ddp_comp_type { - MTK_DISP_OVL, - MTK_DISP_OVL_2L, - MTK_DISP_RDMA, - MTK_DISP_WDMA, - MTK_DISP_COLOR, + MTK_DISP_AAL, + MTK_DISP_BLS, MTK_DISP_CCORR, + MTK_DISP_COLOR, MTK_DISP_DITHER, - MTK_DISP_AAL, MTK_DISP_GAMMA, - MTK_DISP_UFOE, - MTK_DSI, - MTK_DPI, - MTK_DISP_PWM, MTK_DISP_MUTEX, MTK_DISP_OD, - MTK_DISP_BLS, + MTK_DISP_OVL, + MTK_DISP_OVL_2L, + MTK_DISP_PWM, + MTK_DISP_RDMA, + MTK_DISP_UFOE, + MTK_DISP_WDMA, + MTK_DPI, + MTK_DSI, MTK_DDP_COMP_TYPE_MAX, };

diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.c b/drivers/gpu/drm/mediatek/mtk_drm_drv.c index b46bdb8985da..a95dc1006b82 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_drv.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.c @@ -396,50 +396,20 @@ static const struct component_master_ops mtk_drm_ops = { };

static const struct of_device_id mtk_ddp_comp_dt_ids[] = { - { .compatible = "mediatek,mt2701-disp-ovl", - .data = (void *)MTK_DISP_OVL }, - { .compatible = "mediatek,mt8173-disp-ovl", - .data = (void *)MTK_DISP_OVL }, - { .compatible = "mediatek,mt8183-disp-ovl", - .data = (void *)MTK_DISP_OVL }, - { .compatible = "mediatek,mt8183-disp-ovl-2l", - .data = (void *)MTK_DISP_OVL_2L }, - { .compatible = "mediatek,mt2701-disp-rdma", - .data = (void *)MTK_DISP_RDMA }, - { .compatible = "mediatek,mt8173-disp-rdma", - .data = (void *)MTK_DISP_RDMA }, - { .compatible = "mediatek,mt8183-disp-rdma", - .data = (void *)MTK_DISP_RDMA }, - { .compatible = "mediatek,mt8173-disp-wdma", - .data = (void *)MTK_DISP_WDMA }, + { .compatible = "mediatek,mt8173-disp-aal", + .data = (void *)MTK_DISP_AAL}, { .compatible = "mediatek,mt8183-disp-ccorr", .data = (void *)MTK_DISP_CCORR }, { .compatible = "mediatek,mt2701-disp-color", .data = (void *)MTK_DISP_COLOR }, { .compatible = "mediatek,mt8173-disp-color", .data = (void *)MTK_DISP_COLOR }, - { .compatible = "mediatek,mt8173-disp-aal", - .data = (void *)MTK_DISP_AAL}, + { .compatible = "mediatek,mt8183-disp-dither", + .data = (void *)MTK_DISP_DITHER }, { .compatible = "mediatek,mt8173-disp-gamma", .data = (void *)MTK_DISP_GAMMA, }, { .compatible = "mediatek,mt8183-disp-gamma", .data = (void *)MTK_DISP_GAMMA, }, - { .compatible = "mediatek,mt8183-disp-dither", - .data = (void *)MTK_DISP_DITHER }, - { .compatible = "mediatek,mt8173-disp-ufoe", - .data = (void *)MTK_DISP_UFOE }, - { .compatible = "mediatek,mt2701-dsi", - .data = (void *)MTK_DSI }, - { .compatible = "mediatek,mt8173-dsi", - .data = (void *)MTK_DSI }, - { .compatible = "mediatek,mt8183-dsi", - .data = (void *)MTK_DSI }, - { .compatible = "mediatek,mt2701-dpi", - .data = (void *)MTK_DPI }, - { .compatible = "mediatek,mt8173-dpi", - .data = (void *)MTK_DPI }, - { .compatible = "mediatek,mt8183-dpi", - .data = (void *)MTK_DPI }, { .compatible = "mediatek,mt2701-disp-mutex", .data = (void *)MTK_DISP_MUTEX }, { .compatible = "mediatek,mt2712-disp-mutex", @@ -448,12 +418,42 @@ static const struct of_device_id mtk_ddp_comp_dt_ids[] = { .data = (void *)MTK_DISP_MUTEX }, { .compatible = "mediatek,mt8183-disp-mutex", .data = (void *)MTK_DISP_MUTEX }, + { .compatible = "mediatek,mt8173-disp-od", + .data = (void *)MTK_DISP_OD }, + { .compatible = "mediatek,mt2701-disp-ovl", + .data = (void *)MTK_DISP_OVL }, + { .compatible = "mediatek,mt8173-disp-ovl", + .data = (void *)MTK_DISP_OVL }, + { .compatible = "mediatek,mt8183-disp-ovl", + .data = (void *)MTK_DISP_OVL }, + { .compatible = "mediatek,mt8183-disp-ovl-2l", + .data = (void *)MTK_DISP_OVL_2L }, { .compatible = "mediatek,mt2701-disp-pwm", .data = (void *)MTK_DISP_BLS }, { .compatible = "mediatek,mt8173-disp-pwm", .data = (void *)MTK_DISP_PWM }, - { .compatible = "mediatek,mt8173-disp-od", - .data = (void *)MTK_DISP_OD }, + { .compatible = "mediatek,mt2701-disp-rdma", + .data = (void *)MTK_DISP_RDMA }, + { .compatible = "mediatek,mt8173-disp-rdma", + .data = (void *)MTK_DISP_RDMA }, + { .compatible = "mediatek,mt8183-disp-rdma", + .data = (void *)MTK_DISP_RDMA }, + { .compatible = "mediatek,mt8173-disp-ufoe", + .data = (void *)MTK_DISP_UFOE }, + { .compatible = "mediatek,mt8173-disp-wdma", + .data = (void *)MTK_DISP_WDMA }, + { .compatible = "mediatek,mt2701-dpi", + .data = (void *)MTK_DPI }, + { .compatible = "mediatek,mt8173-dpi", + .data = (void *)MTK_DPI }, + { .compatible = "mediatek,mt8183-dpi", + .data = (void *)MTK_DPI }, + { .compatible = "mediatek,mt2701-dsi", + .data = (void *)MTK_DSI }, + { .compatible = "mediatek,mt8173-dsi", + .data = (void *)MTK_DSI }, + { .compatible = "mediatek,mt8183-dsi", + .data = (void *)MTK_DSI }, { } };

@@ -542,8 +542,8 @@ static int mtk_drm_probe(struct platform_device *pdev) comp_type == MTK_DISP_OVL || comp_type == MTK_DISP_OVL_2L || comp_type == MTK_DISP_RDMA || - comp_type == MTK_DSI || - comp_type == MTK_DPI) { + comp_type == MTK_DPI || + comp_type == MTK_DSI) { dev_info(dev, "Adding component match for %pOF\n", node); drm_of_component_match_add(dev, &match, compare_of,

Add MERGE engine file: MERGE module is used to merge two slice-per-line inputs into one side-by-side output.

Signed-off-by: jason-jh.lin jason-jh.lin@mediatek.com --- drivers/gpu/drm/mediatek/Makefile | 1 + drivers/gpu/drm/mediatek/mtk_disp_drv.h | 8 + drivers/gpu/drm/mediatek/mtk_disp_merge.c | 268 ++++++++++++++++++++ drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c | 16 ++ drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h | 1 + drivers/gpu/drm/mediatek/mtk_drm_drv.c | 4 +- drivers/gpu/drm/mediatek/mtk_drm_drv.h | 1 + 7 files changed, 298 insertions(+), 1 deletion(-) create mode 100644 drivers/gpu/drm/mediatek/mtk_disp_merge.c

diff --git a/drivers/gpu/drm/mediatek/Makefile b/drivers/gpu/drm/mediatek/Makefile index dc54a7a69005..538e0087a44c 100644 --- a/drivers/gpu/drm/mediatek/Makefile +++ b/drivers/gpu/drm/mediatek/Makefile @@ -3,6 +3,7 @@ mediatek-drm-y := mtk_disp_ccorr.o \ mtk_disp_color.o \ mtk_disp_gamma.o \ + mtk_disp_merge.o \ mtk_disp_ovl.o \ mtk_disp_rdma.o \ mtk_drm_crtc.o \ diff --git a/drivers/gpu/drm/mediatek/mtk_disp_drv.h b/drivers/gpu/drm/mediatek/mtk_disp_drv.h index cafd9df2d63b..f407cd9d873e 100644 --- a/drivers/gpu/drm/mediatek/mtk_disp_drv.h +++ b/drivers/gpu/drm/mediatek/mtk_disp_drv.h @@ -46,6 +46,14 @@ void mtk_gamma_set_common(void __iomem *regs, struct drm_crtc_state *state); void mtk_gamma_start(struct device *dev); void mtk_gamma_stop(struct device *dev);

+int mtk_merge_clk_enable(struct device *dev); +void mtk_merge_clk_disable(struct device *dev); +void mtk_merge_config(struct device *dev, unsigned int width, + unsigned int height, unsigned int vrefresh, + unsigned int bpc, struct cmdq_pkt *cmdq_pkt); +void mtk_merge_start(struct device *dev); +void mtk_merge_stop(struct device *dev); + void mtk_ovl_bgclr_in_on(struct device *dev); void mtk_ovl_bgclr_in_off(struct device *dev); void mtk_ovl_bypass_shadow(struct device *dev); diff --git a/drivers/gpu/drm/mediatek/mtk_disp_merge.c b/drivers/gpu/drm/mediatek/mtk_disp_merge.c new file mode 100644 index 000000000000..ebcb646bde9c --- /dev/null +++ b/drivers/gpu/drm/mediatek/mtk_disp_merge.c @@ -0,0 +1,268 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (c) 2021 MediaTek Inc. + */ + +#include <linux/clk.h> +#include <linux/component.h> +#include <linux/of_device.h> +#include <linux/of_irq.h> +#include <linux/platform_device.h> +#include <linux/soc/mediatek/mtk-cmdq.h> + +#include "mtk_drm_ddp_comp.h" +#include "mtk_drm_drv.h" +#include "mtk_disp_drv.h" + +#define DISP_REG_MERGE_CTRL 0x000 +#define MERGE_EN 1 +#define DISP_REG_MERGE_CFG_0 0x010 +#define DISP_REG_MERGE_CFG_4 0x020 +#define DISP_REG_MERGE_CFG_10 0x038 +/* no swap */ +#define SWAP_MODE 0 +#define FLD_SWAP_MODE GENMASK(4, 0) +#define DISP_REG_MERGE_CFG_12 0x040 +#define CFG_10_10_1PI_2PO_BUF_MODE 6 +#define CFG_10_10_2PI_2PO_BUF_MODE 8 +#define FLD_CFG_MERGE_MODE GENMASK(4, 0) +#define DISP_REG_MERGE_CFG_24 0x070 +#define DISP_REG_MERGE_CFG_25 0x074 +#define DISP_REG_MERGE_CFG_36 0x0a0 +#define ULTRA_EN 1 +#define PREULTRA_EN 1 +#define HALT_FOR_DVFS_EN 0 +#define FLD_ULTRA_EN GENMASK(0, 0) +#define FLD_PREULTRA_EN GENMASK(4, 4) +#define FLD_HALT_FOR_DVFS_EN GENMASK(8, 8) +#define DISP_REG_MERGE_CFG_37 0x0a4 +/* 0: Off, 1: SRAM0, 2: SRAM1, 3: SRAM0 + SRAM1 */ +#define BUFFER_MODE 3 +#define FLD_BUFFER_MODE GENMASK(1, 0) +#define DISP_REG_MERGE_CFG_38 0x0a8 +#define FLD_VDE_BLOCK_ULTRA GENMASK(0, 0) +#define FLD_VALID_TH_BLOCK_ULTRA GENMASK(4, 4) +#define FLD_ULTRA_FIFO_VALID_TH GENMASK(31, 16) +#define DISP_REG_MERGE_CFG_39 0x0ac +#define FLD_NVDE_FORCE_PREULTRA GENMASK(8, 8) +#define FLD_NVALID_TH_FORCE_PREULTRA GENMASK(12, 12) +#define FLD_PREULTRA_FIFO_VALID_TH GENMASK(31, 16) + +/* + * For the ultra and preultra settings, 6us ~ 9us is experience value + * and the maximum frequency of mmsys clock is 594MHz. + */ +#define DISP_REG_MERGE_CFG_40 0x0b0 +/* 6 us, 594M pixel/sec */ +#define ULTRA_TH_LOW (6 * 594) +/* 8 us, 594M pixel/sec */ +#define ULTRA_TH_HIGH (8 * 594) +#define FLD_ULTRA_TH_LOW GENMASK(15, 0) +#define FLD_ULTRA_TH_HIGH GENMASK(31, 16) +#define DISP_REG_MERGE_CFG_41 0x0b4 +/* 8 us, 594M pixel/sec */ +#define PREULTRA_TH_LOW (8 * 594) +/* 9 us, 594M pixel/sec */ +#define PREULTRA_TH_HIGH (9 * 594) +#define FLD_PREULTRA_TH_LOW GENMASK(15, 0) +#define FLD_PREULTRA_TH_HIGH GENMASK(31, 16) + +struct mtk_disp_merge { + void __iomem *regs; + struct clk *clk; + struct clk *async_clk; + struct cmdq_client_reg cmdq_reg; + bool fifo_en; +}; + +void mtk_merge_start(struct device *dev) +{ + struct mtk_disp_merge *priv = dev_get_drvdata(dev); + + writel(MERGE_EN, priv->regs + DISP_REG_MERGE_CTRL); +} + +void mtk_merge_stop(struct device *dev) +{ + struct mtk_disp_merge *priv = dev_get_drvdata(dev); + + writel(0x0, priv->regs + DISP_REG_MERGE_CTRL); +} + +static void mtk_merge_fifo_setting(struct mtk_disp_merge *priv, + struct cmdq_pkt *handle) +{ + mtk_ddp_write_mask(handle, ULTRA_EN | PREULTRA_EN << 4 | HALT_FOR_DVFS_EN << 8, + &priv->cmdq_reg, priv->regs, DISP_REG_MERGE_CFG_36, + FLD_ULTRA_EN | FLD_PREULTRA_EN | FLD_HALT_FOR_DVFS_EN); + + mtk_ddp_write_mask(handle, BUFFER_MODE, + &priv->cmdq_reg, priv->regs, DISP_REG_MERGE_CFG_37, + FLD_BUFFER_MODE); + + mtk_ddp_write_mask(handle, 0, + &priv->cmdq_reg, priv->regs, DISP_REG_MERGE_CFG_38, + FLD_VDE_BLOCK_ULTRA | FLD_VALID_TH_BLOCK_ULTRA | + FLD_ULTRA_FIFO_VALID_TH); + + mtk_ddp_write_mask(handle, 0, + &priv->cmdq_reg, priv->regs, DISP_REG_MERGE_CFG_39, + FLD_NVDE_FORCE_PREULTRA | FLD_NVALID_TH_FORCE_PREULTRA | + FLD_PREULTRA_FIFO_VALID_TH); + + mtk_ddp_write_mask(handle, ULTRA_TH_LOW | ULTRA_TH_HIGH << 16, + &priv->cmdq_reg, priv->regs, DISP_REG_MERGE_CFG_40, + FLD_ULTRA_TH_LOW | FLD_ULTRA_TH_HIGH); + + mtk_ddp_write_mask(handle, PREULTRA_TH_LOW | PREULTRA_TH_HIGH << 16, + &priv->cmdq_reg, priv->regs, DISP_REG_MERGE_CFG_41, + FLD_PREULTRA_TH_LOW | FLD_PREULTRA_TH_HIGH); +} + +void mtk_merge_config(struct device *dev, unsigned int w, + unsigned int h, unsigned int vrefresh, + unsigned int bpc, struct cmdq_pkt *handle) +{ + struct mtk_disp_merge *priv = dev_get_drvdata(dev); + unsigned int mode = CFG_10_10_1PI_2PO_BUF_MODE; + + if (!h || !w) { + dev_err(dev, "%s: input width(%d) or height(%d) is invalid\n", __func__, w, h); + return; + } + + if (priv->fifo_en) { + mtk_merge_fifo_setting(priv, handle); + mode = CFG_10_10_2PI_2PO_BUF_MODE; + } + + mtk_ddp_write(handle, h << 16 | w, &priv->cmdq_reg, priv->regs, + DISP_REG_MERGE_CFG_0); + mtk_ddp_write(handle, h << 16 | w, &priv->cmdq_reg, priv->regs, + DISP_REG_MERGE_CFG_4); + mtk_ddp_write(handle, h << 16 | w, &priv->cmdq_reg, priv->regs, + DISP_REG_MERGE_CFG_24); + mtk_ddp_write(handle, h << 16 | w, &priv->cmdq_reg, priv->regs, + DISP_REG_MERGE_CFG_25); + mtk_ddp_write_mask(handle, SWAP_MODE, &priv->cmdq_reg, priv->regs, + DISP_REG_MERGE_CFG_10, FLD_SWAP_MODE); + mtk_ddp_write_mask(handle, mode, &priv->cmdq_reg, priv->regs, + DISP_REG_MERGE_CFG_12, FLD_CFG_MERGE_MODE); +} + +int mtk_merge_clk_enable(struct device *dev) +{ + int ret = 0; + struct mtk_disp_merge *priv = dev_get_drvdata(dev); + + ret = clk_prepare_enable(priv->clk); + if (ret) + pr_err("merge clk prepare enable failed\n"); + + if (priv->async_clk) { + ret = clk_prepare_enable(priv->async_clk); + if (ret) + pr_err("async clk prepare enable failed\n"); + } + + return ret; +} + +void mtk_merge_clk_disable(struct device *dev) +{ + struct mtk_disp_merge *priv = dev_get_drvdata(dev); + + if (priv->async_clk) + clk_disable_unprepare(priv->async_clk); + + clk_disable_unprepare(priv->clk); +} + +static int mtk_disp_merge_bind(struct device *dev, struct device *master, + void *data) +{ + return 0; +} + +static void mtk_disp_merge_unbind(struct device *dev, struct device *master, + void *data) +{ +} + +static const struct component_ops mtk_disp_merge_component_ops = { + .bind = mtk_disp_merge_bind, + .unbind = mtk_disp_merge_unbind, +}; + +static int mtk_disp_merge_probe(struct platform_device *pdev) +{ + struct device *dev = &pdev->dev; + struct resource *res; + struct mtk_disp_merge *priv; + int ret; + + priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL); + if (!priv) + return -ENOMEM; + + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + priv->regs = devm_ioremap_resource(dev, res); + if (IS_ERR(priv->regs)) { + dev_err(dev, "failed to ioremap merge\n"); + return PTR_ERR(priv->regs); + } + + priv->clk = devm_clk_get(dev, NULL); + if (IS_ERR(priv->clk)) { + dev_err(dev, "failed to get merge clk\n"); + return PTR_ERR(priv->clk); + } + + priv->async_clk = of_clk_get(dev->of_node, 1); + if (IS_ERR(priv->async_clk)) { + ret = PTR_ERR(priv->async_clk); + dev_dbg(dev, "No merge async clock: %d\n", ret); + priv->async_clk = NULL; + } + +#if IS_REACHABLE(CONFIG_MTK_CMDQ) + ret = cmdq_dev_get_client_reg(dev, &priv->cmdq_reg, 0); + if (ret) + dev_dbg(dev, "get mediatek,gce-client-reg fail!\n"); +#endif + + priv->fifo_en = of_property_read_bool(dev->of_node, + "mediatek,merge-fifo-en"); + + platform_set_drvdata(pdev, priv); + + ret = component_add(dev, &mtk_disp_merge_component_ops); + if (ret != 0) + dev_err(dev, "Failed to add component: %d\n", ret); + + return ret; +} + +static int mtk_disp_merge_remove(struct platform_device *pdev) +{ + component_del(&pdev->dev, &mtk_disp_merge_component_ops); + + return 0; +} + +static const struct of_device_id mtk_disp_merge_driver_dt_match[] = { + { .compatible = "mediatek,mt8195-disp-merge", }, + {}, +}; + +MODULE_DEVICE_TABLE(of, mtk_disp_merge_driver_dt_match); + +struct platform_driver mtk_disp_merge_driver = { + .probe = mtk_disp_merge_probe, + .remove = mtk_disp_merge_remove, + .driver = { + .name = "mediatek-disp-merge", + .owner = THIS_MODULE, + .of_match_table = mtk_disp_merge_driver_dt_match, + }, +}; diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c index beabadd206c9..c8413d5d8a84 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c @@ -331,6 +331,14 @@ static const struct mtk_ddp_comp_funcs ddp_gamma = { .stop = mtk_gamma_stop, };

+static const struct mtk_ddp_comp_funcs ddp_merge = { + .clk_enable = mtk_merge_clk_enable, + .clk_disable = mtk_merge_clk_disable, + .start = mtk_merge_start, + .stop = mtk_merge_stop, + .config = mtk_merge_config, +}; + static const struct mtk_ddp_comp_funcs ddp_od = { .clk_enable = mtk_ddp_clk_enable, .clk_disable = mtk_ddp_clk_disable, @@ -380,6 +388,7 @@ static const char * const mtk_ddp_comp_stem[MTK_DDP_COMP_TYPE_MAX] = { [MTK_DISP_DITHER] = "dither", [MTK_DISP_DSC] = "dsc", [MTK_DISP_GAMMA] = "gamma", + [MTK_DISP_MERGE] = "merge", [MTK_DISP_MUTEX] = "mutex", [MTK_DISP_OD] = "od", [MTK_DISP_OVL] = "ovl", @@ -415,6 +424,12 @@ static const struct mtk_ddp_comp_match mtk_ddp_matches[DDP_COMPONENT_ID_MAX] = { [DDP_COMPONENT_DSI2] = { MTK_DSI, 2, &ddp_dsi }, [DDP_COMPONENT_DSI3] = { MTK_DSI, 3, &ddp_dsi }, [DDP_COMPONENT_GAMMA] = { MTK_DISP_GAMMA, 0, &ddp_gamma }, + [DDP_COMPONENT_MERGE0] = { MTK_DISP_MERGE, 0, &ddp_merge }, + [DDP_COMPONENT_MERGE1] = { MTK_DISP_MERGE, 1, &ddp_merge }, + [DDP_COMPONENT_MERGE2] = { MTK_DISP_MERGE, 2, &ddp_merge }, + [DDP_COMPONENT_MERGE3] = { MTK_DISP_MERGE, 3, &ddp_merge }, + [DDP_COMPONENT_MERGE4] = { MTK_DISP_MERGE, 4, &ddp_merge }, + [DDP_COMPONENT_MERGE5] = { MTK_DISP_MERGE, 5, &ddp_merge }, [DDP_COMPONENT_OD0] = { MTK_DISP_OD, 0, &ddp_od }, [DDP_COMPONENT_OD1] = { MTK_DISP_OD, 1, &ddp_od }, [DDP_COMPONENT_OVL0] = { MTK_DISP_OVL, 0, &ddp_ovl }, @@ -546,6 +561,7 @@ int mtk_ddp_comp_init(struct device_node *node, struct mtk_ddp_comp *comp, type == MTK_DISP_COLOR || type == MTK_DISP_DSC || type == MTK_DISP_GAMMA || + type == MTK_DISP_MERGE || type == MTK_DISP_OVL || type == MTK_DISP_OVL_2L || type == MTK_DISP_PWM || diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h index 560be6bc9d0e..b42a47c06956 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h @@ -25,6 +25,7 @@ enum mtk_ddp_comp_type { MTK_DISP_DITHER, MTK_DISP_DSC, MTK_DISP_GAMMA, + MTK_DISP_MERGE, MTK_DISP_MUTEX, MTK_DISP_OD, MTK_DISP_OVL, diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.c b/drivers/gpu/drm/mediatek/mtk_drm_drv.c index dae4f8e883ac..c7f369390ce6 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_drv.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.c @@ -532,7 +532,7 @@ static int mtk_drm_probe(struct platform_device *pdev) private->comp_node[comp_id] = of_node_get(node);

/* - * Currently only the CCORR, COLOR, DSC, GAMMA, OVL, RDMA, DSI, and DPI + * Currently only the CCORR, COLOR, DSC, GAMMA, MERGE, OVL, RDMA, DSI, and DPI * blocks have separate component platform drivers and initialize their own * DDP component structure. The others are initialized here. */ @@ -540,6 +540,7 @@ static int mtk_drm_probe(struct platform_device *pdev) comp_type == MTK_DISP_COLOR || comp_type == MTK_DISP_DSC || comp_type == MTK_DISP_GAMMA || + comp_type == MTK_DISP_MERGE || comp_type == MTK_DISP_OVL || comp_type == MTK_DISP_OVL_2L || comp_type == MTK_DISP_RDMA || @@ -640,6 +641,7 @@ static struct platform_driver * const mtk_drm_drivers[] = { &mtk_disp_ccorr_driver, &mtk_disp_color_driver, &mtk_disp_gamma_driver, + &mtk_disp_merge_driver, &mtk_disp_ovl_driver, &mtk_disp_rdma_driver, &mtk_dpi_driver, diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.h b/drivers/gpu/drm/mediatek/mtk_drm_drv.h index 637f5669e895..0fa417219a69 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_drv.h +++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.h @@ -49,6 +49,7 @@ struct mtk_drm_private { extern struct platform_driver mtk_disp_ccorr_driver; extern struct platform_driver mtk_disp_color_driver; extern struct platform_driver mtk_disp_gamma_driver; +extern struct platform_driver mtk_disp_merge_driver; extern struct platform_driver mtk_disp_ovl_driver; extern struct platform_driver mtk_disp_rdma_driver; extern struct platform_driver mtk_dpi_driver;