110 lines
2.3 KiB
YAML
110 lines
2.3 KiB
YAML
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# 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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