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author | Arnd Bergmann <arnd@arndb.de> | 2016-05-09 16:17:16 +0200 |
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committer | Arnd Bergmann <arnd@arndb.de> | 2016-05-09 16:17:16 +0200 |
commit | f0653f6768ee9d66e25b2476facb74c9c2d88118 (patch) | |
tree | b9db61afb15386a2026e57bf9b49865a60d881c8 /Documentation/devicetree/bindings | |
parent | 036dae83b9e0ec355a5b9341dec06214bff5b472 (diff) | |
parent | 074c6a422d86fff76e05cf31be25e0eb752e1bd4 (diff) |
Merge tag 'v4.7-rockchip-drivers-2' of git://git.kernel.org/pub/scm/linux/kernel/git/mmind/linux-rockchip into next/drivers
Merge "Rockchip driver updates for v4.7 - part2" from Heiko Stübner:
Ability to save and restore the power-domain quality of service
settings that get lost and reset on power-domain power cycles.
* tag 'v4.7-rockchip-drivers-2' of git://git.kernel.org/pub/scm/linux/kernel/git/mmind/linux-rockchip:
soc: rockchip: power-domain: support qos save and restore
dt-bindings: modify document of Rockchip power domains
Diffstat (limited to 'Documentation/devicetree/bindings')
-rw-r--r-- | Documentation/devicetree/bindings/soc/rockchip/power_domain.txt | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/soc/rockchip/power_domain.txt b/Documentation/devicetree/bindings/soc/rockchip/power_domain.txt index 98085c888d65..f909ce06afc4 100644 --- a/Documentation/devicetree/bindings/soc/rockchip/power_domain.txt +++ b/Documentation/devicetree/bindings/soc/rockchip/power_domain.txt @@ -20,6 +20,15 @@ Required properties for power domain sub nodes: "include/dt-bindings/power/rk3399-power.h" - for RK3399 type power domain. - clocks (optional): phandles to clocks which need to be enabled while power domain switches state. +- pm_qos (optional): phandles to qos blocks which need to be saved and restored + while power domain switches state. + +Qos Example: + + qos_gpu: qos_gpu@ffaf0000 { + compatible ="syscon"; + reg = <0x0 0xffaf0000 0x0 0x20>; + }; Example: @@ -32,6 +41,7 @@ Example: pd_gpu { reg = <RK3288_PD_GPU>; clocks = <&cru ACLK_GPU>; + pm_qos = <&qos_gpu>; }; }; |