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regulator: fixed: provide bindings using power domain

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Define bindings for fixed regulator using power domain performance state
to enable/disable corresponding regulator.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Link: https://lore.kernel.org/r/20201023131925.334864-2-dmitry.baryshkov@linaro.org
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Dmitry Baryshkov 2020-10-23 16:19:21 +03:00 committed by Mark Brown
parent bf3a28cf42
commit d4189bc55d
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GPG key ID: 24D68B725D5487D0
1 changed files with 47 additions and 0 deletions
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47
Documentation/devicetree/bindings/regulator/fixed-regulator.yaml
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@ -26,12 +26,22 @@ if:
const: regulator-fixed-clock
required:
- clocks
else:
if:
properties:
compatible:
contains:
const: regulator-fixed-domain
required:
- power-domains
- required-opps
properties:
compatible:
enum:
- regulator-fixed
- regulator-fixed-clock
- regulator-fixed-domain
regulator-name: true
@ -46,6 +56,20 @@ properties:
is mandatory if compatible is chosen to regulator-fixed-clock.
maxItems: 1
power-domains:
description:
Power domain to use for enable control. This binding is only
available if the compatible is chosen to regulator-fixed-domain.
maxItems: 1
required-opps:
description:
Performance state to use for enable control. This binding is only
available if the compatible is chosen to regulator-fixed-domain. The
power-domain binding is mandatory if compatible is chosen to
regulator-fixed-domain.
maxItems: 1
startup-delay-us:
description: startup time in microseconds
$ref: /schemas/types.yaml#/definitions/uint32
@ -89,4 +113,27 @@ examples:
gpio-open-drain;
vin-supply = <&parent_reg>;
};
reg_1v8_clk: regulator-1v8-clk {
compatible = "regulator-fixed-clock";
regulator-name = "1v8";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
clocks = <&clock1>;
startup-delay-us = <70000>;
enable-active-high;
regulator-boot-on;
vin-supply = <&parent_reg>;
};
reg_1v8_domain: regulator-1v8-domain {
compatible = "regulator-fixed-domain";
regulator-name = "1v8";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
power-domains = <&domain1>;
required-opps = <&domain1_state1>;
startup-delay-us = <70000>;
enable-active-high;
regulator-boot-on;
vin-supply = <&parent_reg>;
};
...