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Subject[PATCH 11/18] dt-bindings: pwm: add power-domains property
According to the Mediatek datasheet, the display PWM block has a power
domain.

Signed-off-by: Alexandre Mergnat <amergnat@baylibre.com>
---
Documentation/devicetree/bindings/pwm/mediatek,pwm-disp.yaml | 8 ++++++++
1 file changed, 8 insertions(+)

diff --git a/Documentation/devicetree/bindings/pwm/mediatek,pwm-disp.yaml b/Documentation/devicetree/bindings/pwm/mediatek,pwm-disp.yaml
index 153e146df7d4..efe0cacf55b7 100644
--- a/Documentation/devicetree/bindings/pwm/mediatek,pwm-disp.yaml
+++ b/Documentation/devicetree/bindings/pwm/mediatek,pwm-disp.yaml
@@ -53,6 +53,12 @@ properties:
- const: main
- const: mm

+ power-domains:
+ maxItems: 1
+ description: A phandle and PM domain specifier as defined by bindings of
+ the power controller specified by phandle. See
+ Documentation/devicetree/bindings/power/power-domain.yaml for details.
+
required:
- compatible
- reg
@@ -67,6 +73,7 @@ examples:
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/clock/mt8173-clk.h>
#include <dt-bindings/interrupt-controller/irq.h>
+ #include <dt-bindings/power/mt8173-power.h>

pwm0: pwm@1401e000 {
compatible = "mediatek,mt8173-disp-pwm";
@@ -75,4 +82,5 @@ examples:
clocks = <&mmsys CLK_MM_DISP_PWM026M>,
<&mmsys CLK_MM_DISP_PWM0MM>;
clock-names = "main", "mm";
+ power-domains = <&spm MT8173_POWER_DOMAIN_MM>;
};
--
2.25.1

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