110 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			YAML
		
	
	
	
	
	
			
		
		
	
	
			110 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			YAML
		
	
	
	
	
	
# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/media/samsung,exynos5250-gsc.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Samsung Exynos SoC G-Scaler
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maintainers:
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  - Inki Dae <inki.dae@samsung.com>
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  - Krzysztof Kozlowski <krzk@kernel.org>
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  - Seung-Woo Kim <sw0312.kim@samsung.com
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description:
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  G-Scaler is used for scaling and color space conversion on Samsung Exynos
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  SoCs.
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  Each G-Scaler node should have a numbered alias in the aliases node, in the
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  form of gscN, N = 0...3.
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properties:
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  compatible:
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    oneOf:
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      - items:
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          - enum:
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              - samsung,exynos5250-gsc
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              - samsung,exynos5420-gsc
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          - const: samsung,exynos5-gsc
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      - enum:
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          - samsung,exynos5433-gsc
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      - const: samsung,exynos5-gsc
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        deprecated: True
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  clocks:
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    minItems: 1
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    maxItems: 5
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  clock-names:
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    minItems: 1
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    maxItems: 5
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  interrupts:
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    maxItems: 1
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  iommus:
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    maxItems: 1
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  power-domains:
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    maxItems: 1
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  reg:
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    maxItems: 1
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  samsung,sysreg:
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    $ref: /schemas/types.yaml#/definitions/phandle
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    description:
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      Syscon used to control the system registers to set writeback input and destination.
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required:
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  - compatible
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  - clocks
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  - clock-names
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  - interrupts
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  - reg
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allOf:
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  - if:
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      properties:
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        compatible:
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          contains:
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            enum:
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              - samsung,exynos5-gsc
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              - samsung,exynos5250-gsc
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              - samsung,exynos5420-gsc
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    then:
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      properties:
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        clocks:
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          maxItems: 1
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        clock-names:
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          items:
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            - const: gscl
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    else:
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      properties:
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        clocks:
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          minItems: 5
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        clock-names:
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          items:
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            - const: pclk
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            - const: aclk
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            - const: aclk_xiu
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            - const: aclk_gsclbend
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            - const: gsd
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additionalProperties: false
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examples:
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  - |
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    #include <dt-bindings/clock/exynos5250.h>
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    #include <dt-bindings/interrupt-controller/arm-gic.h>
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    video-scaler@13e00000 {
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        compatible = "samsung,exynos5250-gsc", "samsung,exynos5-gsc";
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        reg = <0x13e00000 0x1000>;
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        interrupts = <GIC_SPI 85 IRQ_TYPE_LEVEL_HIGH>;
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        power-domains = <&pd_gsc>;
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        clocks = <&clock CLK_GSCL0>;
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        clock-names = "gscl";
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        iommus = <&sysmmu_gsc0>;
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    };
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