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Diffstat (limited to 'dts/Bindings/arm/exynos/power_domain.txt')
-rw-r--r-- | dts/Bindings/arm/exynos/power_domain.txt | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/dts/Bindings/arm/exynos/power_domain.txt b/dts/Bindings/arm/exynos/power_domain.txt new file mode 100644 index 0000000000..5216b41901 --- /dev/null +++ b/dts/Bindings/arm/exynos/power_domain.txt @@ -0,0 +1,28 @@ +* Samsung Exynos Power Domains + +Exynos processors include support for multiple power domains which are used +to gate power to one or more peripherals on the processor. + +Required Properties: +- compatible: should be one of the following. + * samsung,exynos4210-pd - for exynos4210 type power domain. +- reg: physical base address of the controller and length of memory mapped + region. + +Node of a device using power domains must have a samsung,power-domain property +defined with a phandle to respective power domain. + +Example: + + lcd0: power-domain-lcd0 { + compatible = "samsung,exynos4210-pd"; + reg = <0x10023C00 0x10>; + }; + +Example of the node using power domain: + + node { + /* ... */ + samsung,power-domain = <&lcd0>; + /* ... */ + }; |