Message ID | 20230307062232.4889-8-quic_kathirav@quicinc.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Series | Add minimal boot support for IPQ5332 | expand |
On 7.03.2023 07:22, Kathiravan T wrote: > Document the compatible for IPQ5332 SCM. > > Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> > Signed-off-by: Kathiravan T <quic_kathirav@quicinc.com> > --- Does this board not have a crypto engine / CE1 clock exposed via RPMCC? It will be enabled by default, but Linux should be aware of it, so that we don't gate it by accident. Konrad > Changes in V6: > - No changes > > Changes in V5: > - No changes > > Changes in V4: > - No changes > > Changes in V3: > - No changes > > Changes in V2: > - Added the 'Acked-by' tag > > Documentation/devicetree/bindings/firmware/qcom,scm.yaml | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/Documentation/devicetree/bindings/firmware/qcom,scm.yaml b/Documentation/devicetree/bindings/firmware/qcom,scm.yaml > index a66e99812b1f..c1adbb83734b 100644 > --- a/Documentation/devicetree/bindings/firmware/qcom,scm.yaml > +++ b/Documentation/devicetree/bindings/firmware/qcom,scm.yaml > @@ -24,6 +24,7 @@ properties: > - qcom,scm-apq8064 > - qcom,scm-apq8084 > - qcom,scm-ipq4019 > + - qcom,scm-ipq5332 > - qcom,scm-ipq6018 > - qcom,scm-ipq806x > - qcom,scm-ipq8074
On 3/8/2023 4:31 PM, Konrad Dybcio wrote: > > On 7.03.2023 07:22, Kathiravan T wrote: >> Document the compatible for IPQ5332 SCM. >> >> Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> >> Signed-off-by: Kathiravan T <quic_kathirav@quicinc.com> >> --- > Does this board not have a crypto engine / CE1 clock exposed via > RPMCC? It will be enabled by default, but Linux should be aware > of it, so that we don't gate it by accident. IPQ5332 doesn't have the crypto engine and also it doesn't have RPMCC. Sorry, could you please help to explain how it is related to SCM? Thanks, Kathiravan T.
On 8.03.2023 16:39, Kathiravan T wrote: > > On 3/8/2023 4:31 PM, Konrad Dybcio wrote: >> >> On 7.03.2023 07:22, Kathiravan T wrote: >>> Document the compatible for IPQ5332 SCM. >>> >>> Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> >>> Signed-off-by: Kathiravan T <quic_kathirav@quicinc.com> >>> --- >> Does this board not have a crypto engine / CE1 clock exposed via >> RPMCC? It will be enabled by default, but Linux should be aware >> of it, so that we don't gate it by accident. > > > IPQ5332 doesn't have the crypto engine and also it doesn't have RPMCC. Sorry, could you please help to explain how it is related to SCM? SCM usually requires certain clocks to be up and that often includes the CE1 clock on fairly recent designs. Konrad > > Thanks, Kathiravan T.
On 3/8/2023 9:14 PM, Konrad Dybcio wrote: > > On 8.03.2023 16:39, Kathiravan T wrote: >> On 3/8/2023 4:31 PM, Konrad Dybcio wrote: >>> On 7.03.2023 07:22, Kathiravan T wrote: >>>> Document the compatible for IPQ5332 SCM. >>>> >>>> Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> >>>> Signed-off-by: Kathiravan T <quic_kathirav@quicinc.com> >>>> --- >>> Does this board not have a crypto engine / CE1 clock exposed via >>> RPMCC? It will be enabled by default, but Linux should be aware >>> of it, so that we don't gate it by accident. >> >> IPQ5332 doesn't have the crypto engine and also it doesn't have RPMCC. Sorry, could you please help to explain how it is related to SCM? > SCM usually requires certain clocks to be up and that often includes > the CE1 clock on fairly recent designs. Thanks for the explanation. I don't see such requirements for this SoC. > Konrad >> Thanks, Kathiravan T.
diff --git a/Documentation/devicetree/bindings/firmware/qcom,scm.yaml b/Documentation/devicetree/bindings/firmware/qcom,scm.yaml index a66e99812b1f..c1adbb83734b 100644 --- a/Documentation/devicetree/bindings/firmware/qcom,scm.yaml +++ b/Documentation/devicetree/bindings/firmware/qcom,scm.yaml @@ -24,6 +24,7 @@ properties: - qcom,scm-apq8064 - qcom,scm-apq8084 - qcom,scm-ipq4019 + - qcom,scm-ipq5332 - qcom,scm-ipq6018 - qcom,scm-ipq806x - qcom,scm-ipq8074