On 3/26/2024 1:00 PM, Krzysztof Kozlowski wrote: > On 25/03/2024 19:16, Odelu Kukatla wrote: >> Added clock property to enable clocks required for accessing >> qos registers. >> >> Signed-off-by: Odelu Kukatla <quic_okukatla@xxxxxxxxxxx> >> --- >> .../bindings/interconnect/qcom,sc7280-rpmh.yaml | 14 ++++++++++++++ >> 1 file changed, 14 insertions(+) >> >> diff --git a/Documentation/devicetree/bindings/interconnect/qcom,sc7280-rpmh.yaml b/Documentation/devicetree/bindings/interconnect/qcom,sc7280-rpmh.yaml >> index b135597d9489..950ecdd5252e 100644 >> --- a/Documentation/devicetree/bindings/interconnect/qcom,sc7280-rpmh.yaml >> +++ b/Documentation/devicetree/bindings/interconnect/qcom,sc7280-rpmh.yaml >> @@ -35,6 +35,10 @@ properties: >> reg: >> maxItems: 1 >> >> + clocks: >> + minItems: 1 >> + maxItems: 2 > > Why is this flexible? Nothing in commit msg explains that. I gave the > same talk twice, gave there examples, yet it is not enough... > Clocks property is optional, and can be either 1 or 2 or none. I think "minItems: 1" should be removed. If no clock property is mentioned in node that means no clock is required to be enabled for QoS configuration. I will add back specific number of clocks based on interconnect compatible similar to what i did in v3. > https://elixir.bootlin.com/linux/v6.8/source/Documentation/devicetree/bindings/ufs/qcom,ufs.yaml#L132 > >> + >> required: >> - compatible >> >> @@ -57,6 +61,7 @@ unevaluatedProperties: false >> >> examples: >> - | >> + #include <dt-bindings/clock/qcom,gcc-sc7280.h> >> interconnect { >> compatible = "qcom,sc7280-clk-virt"; >> #interconnect-cells = <2>; >> @@ -69,3 +74,12 @@ examples: >> #interconnect-cells = <2>; >> qcom,bcm-voters = <&apps_bcm_voter>; > > If all devices have clocks, then you could add them here. It seems not > all of them have clocks... > > Best regards, > Krzysztof > Thanks, Odelu