samsung,exynos-mixer.yaml

  1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
  2%YAML 1.2
  3---
  4$id: http://devicetree.org/schemas/display/samsung/samsung,exynos-mixer.yaml#
  5$schema: http://devicetree.org/meta-schemas/core.yaml#
  6
  7title: Samsung Exynos SoC Mixer
  8
  9maintainers:
 10  - Inki Dae <inki.dae@samsung.com>
 11  - Seung-Woo Kim <sw0312.kim@samsung.com>
 12  - Kyungmin Park <kyungmin.park@samsung.com>
 13  - Krzysztof Kozlowski <krzk@kernel.org>
 14
 15description:
 16  Samsung Exynos SoC Mixer is responsible for mixing and blending multiple data
 17  inputs before passing it to an output device.  The output is passed to HDMI.
 18
 19properties:
 20  compatible:
 21    oneOf:
 22      - enum:
 23          - samsung,exynos4210-mixer
 24          - samsung,exynos4212-mixer
 25          - samsung,exynos5250-mixer
 26          - samsung,exynos5420-mixer
 27      - const: samsung,exynos5-mixer
 28        deprecated: true
 29
 30  clocks:
 31    minItems: 3
 32    items:
 33      - description: Gate of Mixer IP bus clock.
 34      - description: Gate of HDMI IP bus clock, needed together with sclk_hdmi.
 35      - description: HDMI Special clock, one of the two possible inputs of
 36          mixer mux.
 37      - description: Video Processor clock.
 38      - description: Mixer mux clock.
 39      - description: Mixer Special clock.
 40
 41  clock-names:
 42    minItems: 3
 43    items:
 44      - const: mixer
 45      - const: hdmi
 46      - const: sclk_hdmi
 47      - const: vp
 48      - const: mout_mixer
 49      - const: sclk_mixer
 50
 51  interconnects:
 52    maxItems: 1
 53
 54  interrupts:
 55    maxItems: 1
 56
 57  iommus:
 58    maxItems: 1
 59
 60  power-domains:
 61    maxItems: 1
 62
 63  reg:
 64    minItems: 1
 65    items:
 66      - description: Mixer memory region.
 67      - description: Video Processor memory region.
 68
 69required:
 70  - compatible
 71  - clocks
 72  - clock-names
 73  - interrupts
 74  - reg
 75
 76allOf:
 77  - if:
 78      properties:
 79        compatible:
 80          contains:
 81            const: samsung,exynos4210-mixer
 82              - samsung,exynos4212-mixer
 83    then:
 84      properties:
 85        clocks:
 86          minItems: 6
 87          maxItems: 6
 88        reg:
 89          minItems: 2
 90          maxItems: 2
 91
 92  - if:
 93      properties:
 94        compatible:
 95          contains:
 96            const: samsung,exynos4212-mixer
 97    then:
 98      properties:
 99        clocks:
100          minItems: 4
101          maxItems: 4
102        reg:
103          minItems: 2
104          maxItems: 2
105
106  - if:
107      properties:
108        compatible:
109          contains:
110            enum:
111              - samsung,exynos5-mixer
112              - samsung,exynos5250-mixer
113              - samsung,exynos5420-mixer
114    then:
115      properties:
116        clocks:
117          minItems: 3
118          maxItems: 3
119        reg:
120          minItems: 1
121          maxItems: 1
122
123additionalProperties: false
124
125examples:
126  - |
127    #include <dt-bindings/clock/exynos5250.h>
128    #include <dt-bindings/interrupt-controller/arm-gic.h>
129
130    mixer@14450000 {
131        compatible = "samsung,exynos5250-mixer";
132        reg = <0x14450000 0x10000>;
133        interrupts = <GIC_SPI 94 IRQ_TYPE_LEVEL_HIGH>;
134        clocks = <&clock CLK_MIXER>,
135                 <&clock CLK_HDMI>,
136                 <&clock CLK_SCLK_HDMI>;
137        clock-names = "mixer",
138                      "hdmi",
139                      "sclk_hdmi";
140        iommus = <&sysmmu_tv>;
141        power-domains = <&pd_disp1>;
142    };