On 04/05/2023 06:57, Varadarajan Narayanan wrote: > On Wed, May 03, 2023 at 09:42:28AM +0200, Krzysztof Kozlowski wrote: >> On 03/05/2023 09:10, Varadarajan Narayanan wrote: >>> On Mon, May 01, 2023 at 09:08:49AM +0200, Krzysztof Kozlowski wrote: >>>> On 28/04/2023 16:52, Varadarajan Narayanan wrote: >>>>> From: Praveenkumar I <quic_ipkumar@xxxxxxxxxxx> >>>>> >>>>> Qualcomm IPQ9574 has tsens v2.3.1 block, which is similar to IPQ8074 tsens. >>>>> >>>>> Signed-off-by: Praveenkumar I <quic_ipkumar@xxxxxxxxxxx> >>>>> Signed-off-by: Varadarajan Narayanan <quic_varada@xxxxxxxxxxx> >>>>> --- >>>>> Documentation/devicetree/bindings/thermal/qcom-tsens.yaml | 3 +++ >>>>> 1 file changed, 3 insertions(+) >>>>> >>>>> diff --git a/Documentation/devicetree/bindings/thermal/qcom-tsens.yaml b/Documentation/devicetree/bindings/thermal/qcom-tsens.yaml >>>>> index d1ec963..8e2208c 100644 >>>>> --- a/Documentation/devicetree/bindings/thermal/qcom-tsens.yaml >>>>> +++ b/Documentation/devicetree/bindings/thermal/qcom-tsens.yaml >>>>> @@ -66,6 +66,7 @@ properties: >>>>> - description: v2 of TSENS with combined interrupt >>>>> enum: >>>>> - qcom,ipq8074-tsens >>>>> + - qcom,ipq9574-tsens >>>> >>>> Your drive change indicates they are compatible, so make them >>>> compatible. 9574 followed by 8074. >>> >>> Not able to understand. You want IPQ9574 to use "qcom,ipq8074-tsens" >>> instead of adding a "qcom,ipq9574-tsens" and no need to add an extra >>> entry to the driver like >> >> Assuming the devices are really compatible, which your driver change >> suggests, I want to use two compatibles. 9574 followed by 8074 fallback, >> just like we do for all Qualcomm IP blocks. Then as you said - no need >> for driver change. > > With schema like this > items: > - enum: > - qcom,ipq8074-tsens > - qcom,ipq9574-tsens > and DTS as > compatible = "qcom,ipq9574-tsens", "qcom,ipq8074-tsens"; This file (and many others) shows you how to encode it in the DT schema https://elixir.bootlin.com/linux/v6.3-rc6/source/Documentation/devicetree/bindings/sound/nvidia,tegra210-ope.yaml#L31 > > 'make dtbs_check' gives the following error > > arch/arm64/boot/dts/qcom/ipq9574-rdp433.dtb: thermal-sensor@4a9000: compatible: 'oneOf' conditional failed, one must be fixed: > ['qcom,ipq9574-tsens', 'qcom,ipq8074-tsens'] is too long > > To fix the above error, I have to change the schema as > > items: > - enum: > - qcom,ipq8074-tsens > - qcom,ipq9574-tsens > - const: qcom,tsens-v2-combined-int This is not what we talked about. Best regards, Krzysztof