Re: [PATCH 1/4] arm64: dts: qcom: sc7180: move QUP and QSPI opp tables out of SoC node

From: Konrad Dybcio
Date: Mon Dec 12 2022 - 04:16:35 EST




On 11.12.2022 21:14, Krzysztof Kozlowski wrote:
> On 10/12/2022 13:29, Konrad Dybcio wrote:
>>
>>
>> On 10.12.2022 12:57, Krzysztof Kozlowski wrote:
>>> The SoC node is a simple-bus and its schema expect to have nodes only
>>> with unit addresses:
>>>
>>> sc7180-trogdor-lazor-r3.dtb: soc@0: opp-table-qspi: {'compatible': ['operating-points-v2'], 'phandle': [[186]], 'opp-75000000':
>>> ... 'required-opps': [[47]]}} should not be valid under {'type': 'object'}
>>>
>>> Move to top-level OPP tables:
>>> - QUP which is shared between multiple nodes,
>>> - QSPI which cannot be placed in its node due to address/size cells.
>>>
>>> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>
>>> ---
>>> arch/arm64/boot/dts/qcom/sc7180.dtsi | 76 ++++++++++++++--------------
>>> 1 file changed, 38 insertions(+), 38 deletions(-)
>>>
>>> diff --git a/arch/arm64/boot/dts/qcom/sc7180.dtsi b/arch/arm64/boot/dts/qcom/sc7180.dtsi
>>> index ea886cf08b4d..735581097295 100644
>>> --- a/arch/arm64/boot/dts/qcom/sc7180.dtsi
>>> +++ b/arch/arm64/boot/dts/qcom/sc7180.dtsi
>>> @@ -538,6 +538,44 @@ cpu6_opp16: opp-2553600000 {
>>> };
>>> };
>>>
>>> + qspi_opp_table: opp-table-qspi {
>>> + compatible = "operating-points-v2";
>>> +
>>> + opp-75000000 {
>>> + opp-hz = /bits/ 64 <75000000>;
>>> + required-opps = <&rpmhpd_opp_low_svs>;
>>> + };
>>> +
>>> + opp-150000000 {
>>> + opp-hz = /bits/ 64 <150000000>;
>>> + required-opps = <&rpmhpd_opp_svs>;
>>> + };
>>> +
>>> + opp-300000000 {
>>> + opp-hz = /bits/ 64 <300000000>;
>>> + required-opps = <&rpmhpd_opp_nom>;
>>> + };
>>> + };
>>> +
>>> + qup_opp_table: opp-table-qup {
>>> + compatible = "operating-points-v2";
>>> +
>>> + opp-75000000 {
>>> + opp-hz = /bits/ 64 <75000000>;
>>> + required-opps = <&rpmhpd_opp_low_svs>;
>>> + };
>>> +
>>> + opp-100000000 {
>>> + opp-hz = /bits/ 64 <100000000>;
>>> + required-opps = <&rpmhpd_opp_svs>;
>>> + };
>>> +
>>> + opp-128000000 {
>>> + opp-hz = /bits/ 64 <128000000>;
>>> + required-opps = <&rpmhpd_opp_nom>;
>>> + };
>>> + };
>>> +
>>> memory@80000000 {
>> Sidenote: memory@ should be moved above opp-*, alphabetically
>>
>> For this:
>>
>> Reviewed-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxx>
>
> You sure? Because before there is already opp for cpu...
Which are called opp-table-cpuN and not cpuN-opp-table, 'm' comes
before 'o'.

Konrad
>
> Best regards,
> Krzysztof
>