Thomas Abraham | f2585b1 | 2013-03-09 17:03:01 +0900 | [diff] [blame] | 1 | * Samsung Exynos5440 Clock Controller |
| 2 | |
| 3 | The Exynos5440 clock controller generates and supplies clock to various |
| 4 | controllers within the Exynos5440 SoC. |
| 5 | |
| 6 | Required Properties: |
| 7 | |
Laurent Pinchart | cdbea09 | 2013-11-18 12:46:12 +0100 | [diff] [blame] | 8 | - compatible: should be "samsung,exynos5440-clock". |
Thomas Abraham | f2585b1 | 2013-03-09 17:03:01 +0900 | [diff] [blame] | 9 | |
| 10 | - reg: physical base address of the controller and length of memory mapped |
| 11 | region. |
| 12 | |
| 13 | - #clock-cells: should be 1. |
| 14 | |
Andrzej Hajda | 86feafe | 2014-02-26 09:53:31 +0900 | [diff] [blame] | 15 | Each clock is assigned an identifier and client nodes can use this identifier |
| 16 | to specify the clock which they consume. |
Thomas Abraham | f2585b1 | 2013-03-09 17:03:01 +0900 | [diff] [blame] | 17 | |
Andrzej Hajda | 86feafe | 2014-02-26 09:53:31 +0900 | [diff] [blame] | 18 | All available clocks are defined as preprocessor macros in |
| 19 | dt-bindings/clock/exynos5440.h header and can be used in device |
| 20 | tree sources. |
Thomas Abraham | f2585b1 | 2013-03-09 17:03:01 +0900 | [diff] [blame] | 21 | |
| 22 | Example: An example of a clock controller node is listed below. |
| 23 | |
| 24 | clock: clock-controller@0x10010000 { |
| 25 | compatible = "samsung,exynos5440-clock"; |
| 26 | reg = <0x160000 0x10000>; |
| 27 | #clock-cells = <1>; |
| 28 | }; |