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dt-bindings: modify document of Rockchip power domains

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Modify binding documentation for the power domains
found on Rockchip RK3366 SoCs.

Change-Id: Ib9cd07971303b1205f501a06430811e877870212
Signed-off-by: Xiao Feng <xf@rock-chips.com>
This commit is contained in:
Xiao Feng
2016-02-24 16:38:37 +08:00
committed by Gerrit Code Review
parent 61e878943f
commit 98bfaee3b1
1 changed files with 3 additions and 0 deletions
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3
Documentation/devicetree/bindings/soc/rockchip/power_domain.txt
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@@ -6,6 +6,7 @@ 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,rk3288-power-controller" - for RK3288 SoCs.
"rockchip,rk3366-power-controller" - for RK3366 SoCs.
- #power-domain-cells: Number of cells in a power-domain specifier.
Should be 1 for multiple PM domains.
- #address-cells: Should be 1.
@@ -14,6 +15,7 @@ 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/rk3288-power.h" - for RK3288 type power domain.
"include/dt-bindings/power/rk3366-power.h" - for RK3366 type power domain.
- clocks (optional): phandles to clocks which need to be enabled while power domain
switches state.
@@ -36,6 +38,7 @@ 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/rk3288-power.h" - for rk3288 type power domain.
"include/dt-bindings/power/rk3366-power.h" - for rk3366 type power domain.
Example of the node using power domain: