diff options
author | Rajan Vaja <rajan.vaja@xilinx.com> | 2019-02-01 14:08:48 -0800 |
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committer | Michal Simek <michal.simek@xilinx.com> | 2019-02-12 13:36:26 +0100 |
commit | 8fd27fb4cf76a64d4ea4814b358541477dc7a31e (patch) | |
tree | ae1ffa83b9fde835d1ff9e33143b365cad6ba9d9 /Documentation/devicetree/bindings/power | |
parent | ab272643d723f531b9caa8a4ac5f85fcd26840d2 (diff) |
dt-bindings: power: Add ZynqMP power domain bindings
Add documentation to describe ZynqMP power domain bindings.
Signed-off-by: Rajan Vaja <rajan.vaja@xilinx.com>
Signed-off-by: Jolly Shah <jolly.shah@xilinx.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Diffstat (limited to 'Documentation/devicetree/bindings/power')
-rw-r--r-- | Documentation/devicetree/bindings/power/xlnx,zynqmp-genpd.txt | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/power/xlnx,zynqmp-genpd.txt b/Documentation/devicetree/bindings/power/xlnx,zynqmp-genpd.txt new file mode 100644 index 000000000000..8d1b8200ebd0 --- /dev/null +++ b/Documentation/devicetree/bindings/power/xlnx,zynqmp-genpd.txt @@ -0,0 +1,34 @@ +----------------------------------------------------------- +Device Tree Bindings for the Xilinx Zynq MPSoC PM domains +----------------------------------------------------------- +The binding for zynqmp-power-controller follow the common +generic PM domain binding[1]. + +[1] Documentation/devicetree/bindings/power/power_domain.txt + +== Zynq MPSoC Generic PM Domain Node == + +Required property: + - Below property should be in zynqmp-firmware node. + - #power-domain-cells: Number of cells in a PM domain specifier. Must be 1. + +Power domain ID indexes are mentioned in +include/dt-bindings/power/xlnx-zynqmp-power.h. + +------- +Example +------- + +firmware { + zynqmp_firmware: zynqmp-firmware { + ... + #power-domain-cells = <1>; + ... + }; +}; + +sata { + ... + power-domains = <&zynqmp_firmware 28>; + ... +}; |