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Fri, 15 Sep 2023 04:29:19 -0700 (PDT) Received: from [192.168.1.20] ([178.197.214.188]) by smtp.gmail.com with ESMTPSA id m10-20020a7bcb8a000000b003fed7fa6c00sm7338300wmi.7.2023.09.15.04.29.17 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 15 Sep 2023 04:29:18 -0700 (PDT) Message-ID: Date: Fri, 15 Sep 2023 13:29:16 +0200 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.15.0 Subject: Re: [PATCH v2 8/8] arm64: defconfig: enable interconnect and pinctrl for SM4450 Content-Language: en-US To: Tengfei Fan , will@kernel.org, robin.murphy@arm.com, joro@8bytes.org, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, agross@kernel.org, andersson@kernel.org, konrad.dybcio@linaro.org, catalin.marinas@arm.com Cc: geert+renesas@glider.be, arnd@arndb.de, neil.armstrong@linaro.org, nfraprado@collabora.com, rafal@milecki.pl, peng.fan@nxp.com, linux-arm-kernel@lists.infradead.org, iommu@lists.linux.dev, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, quic_tsoni@quicinc.com, quic_shashim@quicinc.com, quic_kaushalk@quicinc.com, quic_tdas@quicinc.com, quic_tingweiz@quicinc.com, quic_aiquny@quicinc.com, kernel@quicinc.com References: <20230915021509.25773-1-quic_tengfan@quicinc.com> <20230915021509.25773-10-quic_tengfan@quicinc.com> <8f2c9664-a2c8-50dc-8a1c-e50a071ebeb2@linaro.org> <0a34dd35-7aea-4655-4cdd-e7196a1ba52b@linaro.org> From: Krzysztof Kozlowski In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-3.6 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,NICE_REPLY_A, RCVD_IN_DNSWL_BLOCKED,SPF_HELO_NONE,SPF_PASS autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net On 15/09/2023 13:18, Tengfei Fan wrote: > > > 在 9/15/2023 5:16 PM, Krzysztof Kozlowski 写道: >> 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 >>>>> --- >>>>> 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 >> > 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. Best regards, Krzysztof