[2/3] ARM:exynos5:dts: Bindings for clock definitions are added.

Commit Message

Prasanna Kumar Jan. 9, 2013, 12:54 p.m. UTC

The details of "samsung,exynos-pd-clks" property is added.

Signed-off-by: Prasanna Kumar <[e-mail]>
---
 .../bindings/arm/exynos/power_domain.txt           |   14 ++++++++++++++
 1 files changed, 14 insertions(+), 0 deletions(-)

Patch

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";
+		/* ... */
+	};