1 # SPDX-License-Identifier: GPL-2.0-only OR BSD 1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
2 %YAML 1.2 2 %YAML 1.2
3 --- 3 ---
4 $id: http://devicetree.org/schemas/clock/samsu 4 $id: http://devicetree.org/schemas/clock/samsung,s3c6400-clock.yaml#
5 $schema: http://devicetree.org/meta-schemas/co 5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6 6
7 title: Samsung S3C6400 SoC clock controller 7 title: Samsung S3C6400 SoC clock controller
8 8
9 maintainers: 9 maintainers:
10 - Krzysztof Kozlowski <krzk@kernel.org> 10 - Krzysztof Kozlowski <krzk@kernel.org>
11 11
12 description: | 12 description: |
13 There are several clocks that are generated 13 There are several clocks that are generated outside the SoC. It is expected
14 that they are defined using standard clock b 14 that they are defined using standard clock bindings with following
15 clock-output-names and/or provided as clock 15 clock-output-names and/or provided as clock inputs to this clock controller:
16 - "fin_pll" - PLL input clock (xtal/extclk) 16 - "fin_pll" - PLL input clock (xtal/extclk) - required,
17 - "xusbxti" - USB xtal - required, 17 - "xusbxti" - USB xtal - required,
18 - "iiscdclk0" - I2S0 codec clock - optional 18 - "iiscdclk0" - I2S0 codec clock - optional,
19 - "iiscdclk1" - I2S1 codec clock - optional 19 - "iiscdclk1" - I2S1 codec clock - optional,
20 - "iiscdclk2" - I2S2 codec clock - optional 20 - "iiscdclk2" - I2S2 codec clock - optional,
21 - "pcmcdclk0" - PCM0 codec clock - optional 21 - "pcmcdclk0" - PCM0 codec clock - optional,
22 - "pcmcdclk1" - PCM1 codec clock - optional 22 - "pcmcdclk1" - PCM1 codec clock - optional, only S3C6410.
23 23
24 All available clocks are defined as preproce 24 All available clocks are defined as preprocessor macros in
25 include/dt-bindings/clock/samsung,s3c64xx-cl 25 include/dt-bindings/clock/samsung,s3c64xx-clock.h header.
26 26
27 properties: 27 properties:
28 compatible: 28 compatible:
29 enum: 29 enum:
30 - samsung,s3c6400-clock 30 - samsung,s3c6400-clock
31 - samsung,s3c6410-clock 31 - samsung,s3c6410-clock
32 32
33 reg: 33 reg:
34 maxItems: 1 34 maxItems: 1
35 35
36 clocks: 36 clocks:
37 maxItems: 1 37 maxItems: 1
38 38
39 "#clock-cells": 39 "#clock-cells":
40 const: 1 40 const: 1
41 41
42 required: 42 required:
43 - compatible 43 - compatible
44 - reg 44 - reg
45 - clocks 45 - clocks
46 - "#clock-cells" 46 - "#clock-cells"
47 47
48 additionalProperties: false 48 additionalProperties: false
49 49
50 examples: 50 examples:
51 - | 51 - |
52 clock-controller@7e00f000 { 52 clock-controller@7e00f000 {
53 compatible = "samsung,s3c6410-clock"; 53 compatible = "samsung,s3c6410-clock";
54 reg = <0x7e00f000 0x1000>; 54 reg = <0x7e00f000 0x1000>;
55 #clock-cells = <1>; 55 #clock-cells = <1>;
56 clocks = <&fin_pll>; 56 clocks = <&fin_pll>;
57 }; 57 };
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.