[1/3] PM / Domains: dt: Add a power-domain-names property

Message ID 20180629110432.5179-2-ulf.hansson@linaro.org
State New
Headers show
Series
  • PM / Domains: Enable name based lookup at attach
Related show

Commit Message

Ulf Hansson June 29, 2018, 11:04 a.m.
Let's add a power-domain-names property, to allow consumer drivers to match
the power-domains specifiers via a list of power domain names. This follows
the same concept as for other similar DT bindings.

Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
---
 Documentation/devicetree/bindings/power/power_domain.txt | 8 ++++++++
 1 file changed, 8 insertions(+)

Comments

Ulf Hansson June 29, 2018, 11:07 a.m. | #1
+devicetree list, Rob

On 29 June 2018 at 13:04, Ulf Hansson <ulf.hansson@linaro.org> wrote:
> Let's add a power-domain-names property, to allow consumer drivers to match
> the power-domains specifiers via a list of power domain names. This follows
> the same concept as for other similar DT bindings.
>
> Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
> ---
>  Documentation/devicetree/bindings/power/power_domain.txt | 8 ++++++++
>  1 file changed, 8 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/power/power_domain.txt b/Documentation/devicetree/bindings/power/power_domain.txt
> index 9b387f861aed..4d6bc8829468 100644
> --- a/Documentation/devicetree/bindings/power/power_domain.txt
> +++ b/Documentation/devicetree/bindings/power/power_domain.txt
> @@ -114,18 +114,26 @@ Required properties:
>   - power-domains : A list of PM domain specifiers, as defined by bindings of
>                 the power controller that is the PM domain provider.
>
> +Optional properties:
> + - power-domain-names : A list of power domain name strings sorted in the same
> +               order as the power-domains property. Consumers drivers will use
> +               power-domain-names to match power domains with power-domains
> +               specifiers.
> +
>  Example:
>
>         leaky-device@12350000 {
>                 compatible = "foo,i-leak-current";
>                 reg = <0x12350000 0x1000>;
>                 power-domains = <&power 0>;
> +               power-domain-names = "io";
>         };
>
>         leaky-device@12351000 {
>                 compatible = "foo,i-leak-current";
>                 reg = <0x12351000 0x1000>;
>                 power-domains = <&power 0>, <&power 1> ;
> +               power-domain-names = "io", "clk";
>         };
>
>  The first example above defines a typical PM domain consumer device, which is
> --
> 2.17.1
>
--
To unsubscribe from this list: send the line "unsubscribe linux-tegra" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html

Patch

diff --git a/Documentation/devicetree/bindings/power/power_domain.txt b/Documentation/devicetree/bindings/power/power_domain.txt
index 9b387f861aed..4d6bc8829468 100644
--- a/Documentation/devicetree/bindings/power/power_domain.txt
+++ b/Documentation/devicetree/bindings/power/power_domain.txt
@@ -114,18 +114,26 @@  Required properties:
  - power-domains : A list of PM domain specifiers, as defined by bindings of
 		the power controller that is the PM domain provider.
 
+Optional properties:
+ - power-domain-names : A list of power domain name strings sorted in the same
+		order as the power-domains property. Consumers drivers will use
+		power-domain-names to match power domains with power-domains
+		specifiers.
+
 Example:
 
 	leaky-device@12350000 {
 		compatible = "foo,i-leak-current";
 		reg = <0x12350000 0x1000>;
 		power-domains = <&power 0>;
+		power-domain-names = "io";
 	};
 
 	leaky-device@12351000 {
 		compatible = "foo,i-leak-current";
 		reg = <0x12351000 0x1000>;
 		power-domains = <&power 0>, <&power 1> ;
+		power-domain-names = "io", "clk";
 	};
 
 The first example above defines a typical PM domain consumer device, which is