linux-kernel - Re: [PATCH v3 2/4] arm64: defconfig: Enable Glymur configs for boot to shell

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Message-ID: <2iu6xuoeubohzsjfo46lxnxnzi7jdcqh6joxms6e5kcln52pr7@ewte5v4m2dmr>
Date: Sat, 20 Dec 2025 19:17:05 +0200
From: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
To: Pankaj Patil <pankaj.patil@....qualcomm.com>
Cc: Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konradybcio@...nel.org>, Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>, linux-arm-msm@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        rajendra.nayak@....qualcomm.com, sibi.sankar@....qualcomm.com
Subject: Re: [PATCH v3 2/4] arm64: defconfig: Enable Glymur configs for boot
 to shell

On Fri, Dec 19, 2025 at 08:16:55PM +0530, Pankaj Patil wrote:
> The serial engine must be properly setup before kernel reaches
> "init",so UART driver and its dependencies needs to be built in.
> Enable its dependency clocks,interconnect and pinctrl as built-in
> to boot Glymur CRD board to UART console with rootfs on nvme storage.
> DISPCC enabled as module, used for display.
> 
> Signed-off-by: Pankaj Patil <pankaj.patil@....qualcomm.com>
> ---
>  arch/arm64/configs/defconfig | 5 +++++
>  1 file changed, 5 insertions(+)
> 
> @@ -1425,6 +1426,9 @@ CONFIG_COMMON_CLK_MT8192_SCP_ADSP=y
>  CONFIG_COMMON_CLK_MT8192_VDECSYS=y
>  CONFIG_COMMON_CLK_MT8192_VENCSYS=y
>  CONFIG_COMMON_CLK_QCOM=y
> +CONFIG_CLK_GLYMUR_DISPCC=m
> +CONFIG_CLK_GLYMUR_GCC=y
> +CONFIG_CLK_GLYMUR_TCSRCC=y

Is TCSRCC also required for serial?

>  CONFIG_CLK_X1E80100_CAMCC=m
>  CONFIG_CLK_X1E80100_DISPCC=m
>  CONFIG_CLK_X1E80100_GCC=y

-- 
With best wishes
Dmitry