[RFC PATCH v2 2/6] dt-bindings: opp: accept array of frequencies

Krzysztof Kozlowski
2022-04-11T15:44:31Z

Devices might need to control several clocks when scaling the frequency
and voltage. Allow passing array of clock frequencies, similarly to the
voltages.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
---
Documentation/devicetree/bindings/opp/opp-v2-base.yaml | 8 ++++++++
1 file changed, 8 insertions(+)

diff --git a/Documentation/devicetree/bindings/opp/opp-v2-base.yaml b/Documentation/devicetree/bindings/opp/opp-v2-base.yaml
index 76c8acd981b3..1d7216008f95 100644
--- a/Documentation/devicetree/bindings/opp/opp-v2-base.yaml
+++ b/Documentation/devicetree/bindings/opp/opp-v2-base.yaml
@@ -50,6 +50,14 @@ patternProperties:
property to uniquely identify the OPP nodes exists. Devices like power
domains must have another (implementation dependent) property.

+ This can be also an array of frequencies for each clock provided to the
+ device. In such case value of 0 means the clock frequency should not
+ be configured for given clock.
+ minItems: 1
+ maxItems: 16
+ items:
+ maxItems: 1
+
opp-microvolt:
description: |
Voltage for the OPP
--
2.32.0