linux-kernel - Re: [PATCH v2 8/8] arm64: defconfig: enable interconnect and pinctrl for SM4450

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Date:   Fri, 15 Sep 2023 11:16:23 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Tengfei Fan <quic_tengfan@...cinc.com>, will@...nel.org,
        robin.murphy@....com, joro@...tes.org, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, conor+dt@...nel.org,
        agross@...nel.org, andersson@...nel.org, konrad.dybcio@...aro.org,
        catalin.marinas@....com
Cc:     geert+renesas@...der.be, arnd@...db.de, neil.armstrong@...aro.org,
        nfraprado@...labora.com, rafal@...ecki.pl, peng.fan@....com,
        linux-arm-kernel@...ts.infradead.org, iommu@...ts.linux.dev,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-msm@...r.kernel.org, quic_tsoni@...cinc.com,
        quic_shashim@...cinc.com, quic_kaushalk@...cinc.com,
        quic_tdas@...cinc.com, quic_tingweiz@...cinc.com,
        quic_aiquny@...cinc.com, kernel@...cinc.com
Subject: Re: [PATCH v2 8/8] arm64: defconfig: enable interconnect and pinctrl
 for SM4450

On 15/09/2023 11:12, Tengfei Fan wrote:
> 
> 
> 在 9/15/2023 3:21 PM, Krzysztof Kozlowski 写道:
>> On 15/09/2023 04:15, Tengfei Fan wrote:
>>> Add the SM4450 interconnect and pinctrl drivers as built-in for
>>> support the Qualcomm SM4450 platform to boot to uart shell.
>>>
>>> Signed-off-by: Tengfei Fan <quic_tengfan@...cinc.com>
>>> ---
>>>   arch/arm64/configs/defconfig | 2 ++
>>>   1 file changed, 2 insertions(+)
>>>
>>> diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig
>>> index ec59174b14db..e91993de865e 100644
>>> --- a/arch/arm64/configs/defconfig
>>> +++ b/arch/arm64/configs/defconfig
>>> @@ -598,6 +598,7 @@ CONFIG_PINCTRL_SC8280XP=y
>>>   CONFIG_PINCTRL_SDM660=y
>>>   CONFIG_PINCTRL_SDM670=y
>>>   CONFIG_PINCTRL_SDM845=y
>>> +CONFIG_PINCTRL_SM4450=y
>>>   CONFIG_PINCTRL_SM6115=y
>>>   CONFIG_PINCTRL_SM6125=y
>>>   CONFIG_PINCTRL_SM6350=y
>>> @@ -1500,6 +1501,7 @@ CONFIG_INTERCONNECT_QCOM_SC7280=y
>>>   CONFIG_INTERCONNECT_QCOM_SC8180X=y
>>>   CONFIG_INTERCONNECT_QCOM_SC8280XP=y
>>>   CONFIG_INTERCONNECT_QCOM_SDM845=y
>>> +CONFIG_INTERCONNECT_QCOM_SM4450=y
>>
>> Why it cannot be =m?
>>
>> Best regards,
>> Krzysztof
>>
> 
> Hi Krzysztof,
> Because system haven't capacity of loading ko files at this time on 
> SM4450 platform, so setting to "Y".

Hm? System has this capability. All systems have. What is so different
on SM4450 comparing to everything else we have here?

No, this should be =m and you need to fix your system.

Best regards,
Krzysztof