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PM / Domains: dt: Add a power-domain-names property 

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>
Tested-by: Rajendra Nayak <rnayak@codeaurora.org>
Reviewed-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Ulf Hansson 2018-06-29 13:04:30 +02:00 committed by Rafael J. Wysocki
parent 1e4b044d22
commit 79a5c45199
1 changed files with 8 additions and 0 deletions
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8
Documentation/devicetree/bindings/power/power_domain.txt
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@ -114,18 +114,26 @@ Required properties:
- power-domains : A list of PM domain specifiers, as defined by bindings of - power-domains : A list of PM domain specifiers, as defined by bindings of
the power controller that is the PM domain provider. 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: Example:
leaky-device@12350000 { leaky-device@12350000 {
compatible = "foo,i-leak-current"; compatible = "foo,i-leak-current";
reg = <0x12350000 0x1000>; reg = <0x12350000 0x1000>;
power-domains = <&power 0>; power-domains = <&power 0>;
power-domain-names = "io";
}; };
leaky-device@12351000 { leaky-device@12351000 {
compatible = "foo,i-leak-current"; compatible = "foo,i-leak-current";
reg = <0x12351000 0x1000>; reg = <0x12351000 0x1000>;
power-domains = <&power 0>, <&power 1> ; power-domains = <&power 0>, <&power 1> ;
power-domain-names = "io", "clk";
}; };
The first example above defines a typical PM domain consumer device, which is The first example above defines a typical PM domain consumer device, which is