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dt-bindings: clk: samsung: Document the DMC domain of Exynos3250 CMU

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Document the new compatible for clock in DMC (Dynamic Memory
Controller) domain of Exynos3250 Clock Management Unit (CMU).

Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Signed-off-by: Tomasz Figa <tomasz.figa@gmail.com>
This commit is contained in:
Krzysztof Kozlowski 2014-09-02 15:21:17 +02:00 committed by Tomasz Figa
parent d0e73eaf19
commit 07ccf02ba5
1 changed files with 9 additions and 1 deletions
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Documentation/devicetree/bindings/clock/exynos3250-clock.txt
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@ -7,6 +7,8 @@ Required Properties:
- compatible: should be one of the following. - compatible: should be one of the following.
- "samsung,exynos3250-cmu" - controller compatible with Exynos3250 SoC. - "samsung,exynos3250-cmu" - controller compatible with Exynos3250 SoC.
- "samsung,exynos3250-cmu-dmc" - controller compatible with
Exynos3250 SoC for Dynamic Memory Controller domain.
- reg: physical base address of the controller and length of memory mapped - reg: physical base address of the controller and length of memory mapped
region. region.
@ -20,7 +22,7 @@ All available clocks are defined as preprocessor macros in
dt-bindings/clock/exynos3250.h header and can be used in device dt-bindings/clock/exynos3250.h header and can be used in device
tree sources. tree sources.
Example 1: An example of a clock controller node is listed below. Example 1: Examples of clock controller nodes are listed below.
cmu: clock-controller@10030000 { cmu: clock-controller@10030000 {
compatible = "samsung,exynos3250-cmu"; compatible = "samsung,exynos3250-cmu";
@ -28,6 +30,12 @@ Example 1: An example of a clock controller node is listed below.
#clock-cells = <1>; #clock-cells = <1>;
}; };
cmu_dmc: clock-controller@105C0000 {
compatible = "samsung,exynos3250-cmu-dmc";
reg = <0x105C0000 0x2000>;
#clock-cells = <1>;
};
Example 2: UART controller node that consumes the clock generated by the clock Example 2: UART controller node that consumes the clock generated by the clock
controller. Refer to the standard clock bindings for information controller. Refer to the standard clock bindings for information
about 'clocks' and 'clock-names' property. about 'clocks' and 'clock-names' property.