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

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Message-ID: <40216ed7-22a5-01e6-6863-dff31c9e1ec7@linaro.org>
Date:   Sat, 16 Sep 2023 22:30:56 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Trilok Soni <quic_tsoni@...cinc.com>,
        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_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 16/09/2023 04:21, Trilok Soni wrote:

>>>> No, this should be =m and you need to fix your system.
>>>>
>>>> Best regards,
>>>> Krzysztof
>>>>
>>> Hi Krzysztof,
>>> Find new way which can load ko files on SM4450 platform, still need use 
>>> "Y", because of some other modules have dependence to these two config, 
>>> like scm, smmu module drivers, uart shell console cannot be got if set 
>>> to "m".
>>
>> That's what I am asking, which device exactly needs it.
>>
>>>
>>> Also do test for setting these two config to "m" on SM8450 platform, get 
>>> uart shell consle failed if so setting.
>>
>> Yeah, this we know, I did this. I am asking about SM4450.
> 
> Why we have =m requirement when other drivers above are =Y?. Can we confirm
> w/ Georgi? I am not aware that Interconnect drivers needs to be =m only.

There is a requirement of all drivers which can be a module, to be a module.

Best regards,
Krzysztof