The details of "samsung,exynos-pd-clks" property is added.
Signed-off-by: Prasanna Kumar <[email protected]>
---
.../bindings/arm/exynos/power_domain.txt | 14 ++++++++++++++
1 files changed, 14 insertions(+), 0 deletions(-)
diff --git a/Documentation/devicetree/bindings/arm/exynos/power_domain.txt
b/Documentation/devicetree/bindings/arm/exynos/power_domain.txt
index 5216b41..dc1e89bd 100644
--- a/Documentation/devicetree/bindings/arm/exynos/power_domain.txt
+++ b/Documentation/devicetree/bindings/arm/exynos/power_domain.txt
@@ -12,6 +12,12 @@ Required Properties:
Node of a device using power domains must have a samsung,power-domain property
defined with a phandle to respective power domain.
+Optional Properties:
+samsung,exynos-pd-clks: After suspend-resume of system ,the clock sources of
+ few devices forming part of power domain need to be saved as they get
+ modified during power domain On->Off operation.Such clock defintions
+ are added via "samsung,exynos-pd-clks" property as strings.
+
Example:
lcd0: power-domain-lcd0 {
@@ -26,3 +32,11 @@ Example of the node using power domain:
samsung,power-domain = <&lcd0>;
/* ... */
};
+
+Example of the node using power domain clock defintions:
+
+ node {
+ /* ... */
+ samsung,exynos-pd-clks = "aclk_333";
+ /* ... */
+ };
--
1.7.5.4
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