1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 2%YAML 1.2 3--- 4$id: http://devicetree.org/schemas/display/mediatek/mediatek,color.yaml# 5$schema: http://devicetree.org/meta-schemas/core.yaml# 6 7title: Mediatek display color processor 8 9maintainers: 10 - Chun-Kuang Hu <chunkuang.hu@kernel.org> 11 - Philipp Zabel <p.zabel@pengutronix.de> 12 13description: | 14 Mediatek display color processor, namely COLOR, provides hue, luma and 15 saturation adjustments to get better picture quality and to have one panel 16 resemble the other in their output characteristics. 17 COLOR device node must be siblings to the central MMSYS_CONFIG node. 18 For a description of the MMSYS_CONFIG binding, see 19 Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml 20 for details. 21 22properties: 23 compatible: 24 oneOf: 25 - enum: 26 - mediatek,mt2701-disp-color 27 - mediatek,mt8167-disp-color 28 - mediatek,mt8173-disp-color 29 - items: 30 - enum: 31 - mediatek,mt7623-disp-color 32 - mediatek,mt2712-disp-color 33 - const: mediatek,mt2701-disp-color 34 - items: 35 - enum: 36 - mediatek,mt8183-disp-color 37 - mediatek,mt8186-disp-color 38 - mediatek,mt8188-disp-color 39 - mediatek,mt8192-disp-color 40 - mediatek,mt8195-disp-color 41 - const: mediatek,mt8173-disp-color 42 reg: 43 maxItems: 1 44 45 interrupts: 46 maxItems: 1 47 48 power-domains: 49 description: A phandle and PM domain specifier as defined by bindings of 50 the power controller specified by phandle. See 51 Documentation/devicetree/bindings/power/power-domain.yaml for details. 52 53 clocks: 54 items: 55 - description: COLOR Clock 56 57 mediatek,gce-client-reg: 58 description: The register of client driver can be configured by gce with 59 4 arguments defined in this property, such as phandle of gce, subsys id, 60 register offset and size. Each GCE subsys id is mapping to a client 61 defined in the header include/dt-bindings/gce/<chip>-gce.h. 62 $ref: /schemas/types.yaml#/definitions/phandle-array 63 maxItems: 1 64 65required: 66 - compatible 67 - reg 68 - interrupts 69 - power-domains 70 - clocks 71 72additionalProperties: false 73 74examples: 75 - | 76 #include <dt-bindings/interrupt-controller/arm-gic.h> 77 #include <dt-bindings/clock/mt8173-clk.h> 78 #include <dt-bindings/power/mt8173-power.h> 79 #include <dt-bindings/gce/mt8173-gce.h> 80 81 soc { 82 #address-cells = <2>; 83 #size-cells = <2>; 84 85 color0: color@14013000 { 86 compatible = "mediatek,mt8173-disp-color"; 87 reg = <0 0x14013000 0 0x1000>; 88 interrupts = <GIC_SPI 187 IRQ_TYPE_LEVEL_LOW>; 89 power-domains = <&scpsys MT8173_POWER_DOMAIN_MM>; 90 clocks = <&mmsys CLK_MM_DISP_COLOR0>; 91 mediatek,gce-client-reg = <&gce SUBSYS_1401XXXX 0x3000 0x1000>; 92 }; 93 }; 94