linux-kernel - Re: [PATCH] arm64: defconfig: Enable SC7180 interconnect driver

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Date:   Tue, 12 Oct 2021 13:49:12 +0300
From:   Georgi Djakov <djakov@...nel.org>
To:     AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>,
        linux-arm-kernel@...ts.infradead.org, bjorn.andersson@...aro.org
Cc:     catalin.marinas@....com, will@...nel.org, shawnguo@...nel.org,
        krzk@...nel.org, geert+renesas@...der.be, vkoul@...nel.org,
        jagan@...rulasolutions.com, agx@...xcpu.org,
        biju.das.jz@...renesas.com, enric.balletbo@...labora.com,
        aford173@...il.com, nm@...com,
        andrey.zhizhikin@...ca-geosystems.com, saravanak@...gle.com,
        linux-kernel@...r.kernel.org, konrad.dybcio@...ainline.org,
        marijn.suijten@...ainline.org, martin.botka@...ainline.org
Subject: Re: [PATCH] arm64: defconfig: Enable SC7180 interconnect driver

On 11.10.21 18:40, AngeloGioacchino Del Regno wrote:
> On SC7180 device trees, almost all of the nodes are declaring
> interconnect properties, including the QUP nodes: at least on
> some machines, leaving this configuration option disabled, or
> as a module, the kernel appears to hang while initializing the
> QUP node containing the UART device.
> 
> To solve this issue, enable the interconnect driver for this
> SoC as built-in.
> 
> Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>

Acked-by: Georgi Djakov <djakov@...nel.org>

> ---
>   arch/arm64/configs/defconfig | 1 +
>   1 file changed, 1 insertion(+)
> 
> diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig
> index fc40ae9e9bdb..171848ace3ac 100644
> --- a/arch/arm64/configs/defconfig
> +++ b/arch/arm64/configs/defconfig
> @@ -1172,6 +1172,7 @@ CONFIG_INTERCONNECT_IMX8MQ=m
>   CONFIG_INTERCONNECT_QCOM=y
>   CONFIG_INTERCONNECT_QCOM_MSM8916=m
>   CONFIG_INTERCONNECT_QCOM_OSM_L3=m
> +CONFIG_INTERCONNECT_QCOM_SC7180=y
>   CONFIG_INTERCONNECT_QCOM_SDM845=y
>   CONFIG_INTERCONNECT_QCOM_SM8150=m
>   CONFIG_INTERCONNECT_QCOM_SM8250=m
>