[PATCH v1 1/2] dt-bindings: modify document of Rockchip power domains

[Elaine Zhang]

Add qos example for power domain which found on Rockchip SoCs.
These qos register description in TRMs
(rk3036, rk3228, rk3288, rk3366, rk3368, rk3399) looks the same.

Signed-off-by: Elaine Zhang <zhangqing@xxxxxxxxxxxxxx>
---
 Documentation/devicetree/bindings/soc/rockchip/power_domain.txt | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/Documentation/devicetree/bindings/soc/rockchip/power_domain.txt b/Documentation/devicetree/bindings/soc/rockchip/power_domain.txt
index 13dc6a3..5a61d36 100644
--- a/Documentation/devicetree/bindings/soc/rockchip/power_domain.txt
+++ b/Documentation/devicetree/bindings/soc/rockchip/power_domain.txt
@@ -19,6 +19,13 @@ Required properties for power domain sub nodes:
 - clocks (optional): phandles to clocks which need to be enabled while power domain
 	switches state.
 
+Qos Example:
+
+	qos_gpu: qos_gpu@ffaf0000 {
+		compatible ="syscon";
+		reg = <0x0 0xffaf0000 0x0 0x20>;
+	};
+
 Example:
 
 	power: power-controller {
@@ -30,6 +37,7 @@ Example:
 		pd_gpu {
 			reg = <RK3288_PD_GPU>;
 			clocks = <&cru ACLK_GPU>;
+			pm_qos = <&qos_gpu>;
 		};
 	};
 
-- 
1.9.1