1 # SPDX-License-Identifier: GPL-2.0
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/gpu/samsung
5 $schema: http://devicetree.org/meta-schemas/co
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 minItems: 1
26 maxItems: 3
27
28 clock-names:
29 minItems: 1
30 maxItems: 3
31
32 iommus:
33 minItems: 1
34 maxItems: 2
35
36 power-domains:
37 maxItems: 1
38
39 required:
40 - compatible
41 - reg
42 - interrupts
43 - clocks
44 - clock-names
45
46 allOf:
47 - if:
48 properties:
49 compatible:
50 contains:
51 const: samsung,exynos5420-scaler
52
53 then:
54 properties:
55 clocks:
56 items:
57 - description: mscl clock
58 clock-names:
59 items:
60 - const: mscl
61 iommus:
62 minItems: 2
63
64 else:
65 properties:
66 clocks:
67 items:
68 - description: pclk clock
69 - description: aclk clock
70 - description: aclk_xiu clock
71 clock-names:
72 items:
73 - const: pclk
74 - const: aclk
75 - const: aclk_xiu
76 iommus:
77 maxItems: 1
78
79 additionalProperties: false
80
81 examples:
82 - |
83 #include <dt-bindings/clock/exynos5420.h>
84 #include <dt-bindings/interrupt-controller
85
86 scaler@12800000 {
87 compatible = "samsung,exynos5420-scale
88 reg = <0x12800000 0x1294>;
89 interrupts = <GIC_SPI 220 IRQ_TYPE_LEV
90 clocks = <&clock CLK_MSCL0>;
91 clock-names = "mscl";
92 };
93
94 ...
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