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dt-bindings: power: add binding for px30 power domains 

Add binding documentation for the power domains
found on Rockchip PX30 SoCs.

Signed-off-by: Finley Xiao <finley.xiao@rock-chips.com>
Signed-off-by: Elaine Zhang <zhangqing@rock-chips.com>
Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
This commit is contained in:
Finley Xiao 2018-05-23 14:52:51 +08:00 committed by Heiko Stuebner
parent c736afccf2
commit 3adf9db54c
1 changed files with 3 additions and 0 deletions
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Documentation/devicetree/bindings/soc/rockchip/power_domain.txt
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@ -5,6 +5,7 @@ powered up/down by software based on different application scenes to save power.
Required properties for power domain controller:
- compatible: Should be one of the following.
"rockchip,px30-power-controller" - for PX30 SoCs.
"rockchip,rk3036-power-controller" - for RK3036 SoCs.
"rockchip,rk3128-power-controller" - for RK3128 SoCs.
"rockchip,rk3228-power-controller" - for RK3228 SoCs.
@ -20,6 +21,7 @@ Required properties for power domain controller:
Required properties for power domain sub nodes:
- reg: index of the power domain, should use macros in:
"include/dt-bindings/power/px30-power.h" - for PX30 type power domain.
"include/dt-bindings/power/rk3036-power.h" - for RK3036 type power domain.
"include/dt-bindings/power/rk3128-power.h" - for RK3128 type power domain.
"include/dt-bindings/power/rk3228-power.h" - for RK3228 type power domain.
@ -99,6 +101,7 @@ Node of a device using power domains must have a power-domains property,
containing a phandle to the power device node and an index specifying which
power domain to use.
The index should use macros in:
"include/dt-bindings/power/px30-power.h" - for px30 type power domain.
"include/dt-bindings/power/rk3036-power.h" - for rk3036 type power domain.
"include/dt-bindings/power/rk3128-power.h" - for rk3128 type power domain.
"include/dt-bindings/power/rk3128-power.h" - for rk3228 type power domain.