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     1 # SPDX-License-Identifier: GPL-2.0
    2 %YAML 1.2
    3 ---
    4 $id: http://devicetree.org/schemas/gpu/samsung-scaler.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: Samsung Exynos SoC Image Scaler
    8 
    9 maintainers:
   10   - Inki Dae <inki.dae@samsung.com>
   11 
   12 properties:
   13   compatible:
   14     enum:
   15       - samsung,exynos5420-scaler
   16       - samsung,exynos5433-scaler
   17 
   18   reg:
   19     maxItems: 1
   20 
   21   interrupts:
   22     maxItems: 1
   23 
   24   clocks: {}
   25   clock-names: {}
   26   iommus: {}
   27   power-domains: {}
   28 
   29 if:
   30   properties:
   31     compatible:
   32       contains:
   33         const: samsung,exynos5420-scaler
   34 
   35 then:
   36   properties:
   37     clocks:
   38       items:
   39         - description: mscl clock
   40 
   41     clock-names:
   42       items:
   43         - const: mscl
   44 
   45 else:
   46   properties:
   47     clocks:
   48       items:
   49         - description: pclk clock
   50         - description: aclk clock
   51         - description: aclk_xiu clock
   52 
   53     clock-names:
   54       items:
   55         - const: pclk
   56         - const: aclk
   57         - const: aclk_xiu
   58 
   59 required:
   60   - compatible
   61   - reg
   62   - interrupts
   63   - clocks
   64   - clock-names
   65 
   66 additionalProperties: false
   67 
   68 examples:
   69   - |
   70     #include <dt-bindings/clock/exynos5420.h>
   71     #include <dt-bindings/interrupt-controller/arm-gic.h>
   72 
   73     scaler@12800000 {
   74         compatible = "samsung,exynos5420-scaler";
   75         reg = <0x12800000 0x1294>;
   76         interrupts = <GIC_SPI 220 IRQ_TYPE_LEVEL_HIGH>;
   77         clocks = <&clock CLK_MSCL0>;
   78         clock-names = "mscl";
   79     };
   80 
   81 ...
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