diff options
Diffstat (limited to 'Documentation/devicetree/bindings/clock/maxim,max77686.txt')
-rw-r--r-- | Documentation/devicetree/bindings/clock/maxim,max77686.txt | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/Documentation/devicetree/bindings/clock/maxim,max77686.txt b/Documentation/devicetree/bindings/clock/maxim,max77686.txt index 96ce71bbd745..9c40739a661a 100644 --- a/Documentation/devicetree/bindings/clock/maxim,max77686.txt +++ b/Documentation/devicetree/bindings/clock/maxim,max77686.txt | |||
@@ -9,13 +9,21 @@ The MAX77686 contains three 32.768khz clock outputs that can be controlled | |||
9 | Following properties should be presend in main device node of the MFD chip. | 9 | Following properties should be presend in main device node of the MFD chip. |
10 | 10 | ||
11 | Required properties: | 11 | Required properties: |
12 | - #clock-cells: simple one-cell clock specifier format is used, where the | 12 | |
13 | only cell is used as an index of the clock inside the provider. Following | 13 | - #clock-cells: from common clock binding; shall be set to 1. |
14 | indices are allowed: | 14 | |
15 | Optional properties: | ||
16 | - clock-output-names: From common clock binding. | ||
17 | |||
18 | Each clock is assigned an identifier and client nodes can use this identifier | ||
19 | to specify the clock which they consume. Following indices are allowed: | ||
15 | - 0: 32khz_ap clock, | 20 | - 0: 32khz_ap clock, |
16 | - 1: 32khz_cp clock, | 21 | - 1: 32khz_cp clock, |
17 | - 2: 32khz_pmic clock. | 22 | - 2: 32khz_pmic clock. |
18 | 23 | ||
24 | Clocks are defined as preprocessor macros in dt-bindings/clock/maxim,max77686.h | ||
25 | header and can be used in device tree sources. | ||
26 | |||
19 | Example: Node of the MFD chip | 27 | Example: Node of the MFD chip |
20 | 28 | ||
21 | max77686: max77686@09 { | 29 | max77686: max77686@09 { |
@@ -34,5 +42,5 @@ Example: Clock consumer node | |||
34 | compatible = "bar,foo"; | 42 | compatible = "bar,foo"; |
35 | /* ... */ | 43 | /* ... */ |
36 | clock-names = "my-clock"; | 44 | clock-names = "my-clock"; |
37 | clocks = <&max77686 2>; | 45 | clocks = <&max77686 MAX77686_CLK_PMIC>; |
38 | }; | 46 | }; |