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| author | Heiko Stuebner <heiko@sntech.de> | 2014-10-15 19:23:01 +0200 |
|---|---|---|
| committer | Heiko Stuebner <heiko@sntech.de> | 2014-11-05 22:18:36 +0100 |
| commit | 6de2d21adaf05b7a456077625b6e311feabd3718 (patch) | |
| tree | 2e49cd6325051c13dd43e21652f9a8362581c308 /Documentation/devicetree/bindings/arm/cpus.txt | |
| parent | ARM: rockchip: convert to regmap and use pmu syscon if available (diff) | |
| download | linux-6de2d21adaf05b7a456077625b6e311feabd3718.tar.xz linux-6de2d21adaf05b7a456077625b6e311feabd3718.zip | |
ARM: rockchip: add option to access the pmu via a phandle in smp_operations
Makes it possible to define a rockchip,pmu phandle in the cpus node directly
referencing the pmu syscon instead of searching for specific compatible.
The old way of finding the pmu stays of course available.
Signed-off-by: Kever Yang <kever.yang@rock-chips.com>
Tested-by: Kevin Hilman <khilman@linaro.org>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Diffstat (limited to 'Documentation/devicetree/bindings/arm/cpus.txt')
| -rw-r--r-- | Documentation/devicetree/bindings/arm/cpus.txt | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/arm/cpus.txt b/Documentation/devicetree/bindings/arm/cpus.txt index fc446347ab6d..b2aacbe16ed9 100644 --- a/Documentation/devicetree/bindings/arm/cpus.txt +++ b/Documentation/devicetree/bindings/arm/cpus.txt @@ -227,6 +227,15 @@ nodes to be present and contain the properties described below. # List of phandles to idle state nodes supported by this cpu [3]. + - rockchip,pmu + Usage: optional for systems that have an "enable-method" + property value of "rockchip,rk3066-smp" + While optional, it is the preferred way to get access to + the cpu-core power-domains. + Value type: <phandle> + Definition: Specifies the syscon node controlling the cpu core + power domains. + Example 1 (dual-cluster big.LITTLE system 32-bit): cpus { |