Message ID | 1410183344-14756-2-git-send-email-geert+renesas@glider.be (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Geert Uytterhoeven <geert+renesas@glider.be> writes: > PM domain power on/off-latencies are properties of the hardware. > In legacy code, they're specified from platform code. > On DT platforms, their values should come from DT. > > Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be> Nice. Acked-by: Kevin Hilman <khilman@linaro.org> Kevin
diff --git a/Documentation/devicetree/bindings/power/power_domain.txt b/Documentation/devicetree/bindings/power/power_domain.txt index 98c16672ab5f..7bc421d84367 100644 --- a/Documentation/devicetree/bindings/power/power_domain.txt +++ b/Documentation/devicetree/bindings/power/power_domain.txt @@ -19,12 +19,18 @@ Required properties: providing multiple PM domains (e.g. power controllers), but can be any value as specified by device tree binding documentation of particular provider. +Optional properties: + - power-on-latency: Power-on latency of the PM domain, in ns, + - power-off-latency: Power-off latency of the PM domain, in ns. + Example: power: power-controller@12340000 { compatible = "foo,power-controller"; reg = <0x12340000 0x1000>; #power-domain-cells = <1>; + power-on-latency = <250000>; + power-off-latency = <250000>; }; The node above defines a power controller that is a PM domain provider and
PM domain power on/off-latencies are properties of the hardware. In legacy code, they're specified from platform code. On DT platforms, their values should come from DT. Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be> --- Documentation/devicetree/bindings/power/power_domain.txt | 6 ++++++ 1 file changed, 6 insertions(+)