linux-kernel - Re: [PATCH] arm64: defconfig: Enable Qualcomm LMH driver

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Date:   Mon, 18 Oct 2021 10:47:24 +0530
From:   Bhupesh Sharma <bhupesh.sharma@...aro.org>
To:     Bjorn Andersson <bjorn.andersson@...aro.org>
Cc:     Thara Gopinath <thara.gopinath@...aro.org>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will@...nel.org>,
        linux-arm-kernel@...ts.infradead.org,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        MSM <linux-arm-msm@...r.kernel.org>
Subject: Re: [PATCH] arm64: defconfig: Enable Qualcomm LMH driver

Hi,

On Mon, 18 Oct 2021 at 02:08, Bjorn Andersson
<bjorn.andersson@...aro.org> wrote:
>
> With the introduction of LMH in '36c6581214c4 ("arm64: dts: qcom:
> sdm845: Add support for LMh node")' the CPUfreq gained a reference for
> the two interrupts from the LMh. This means that if the LMh driver isn't
> enabled CPUfreq will not probe and there's no frequency scaling.
>
> Enable LMh to make CPUfreq functional again on SDM845.
>
> Signed-off-by: Bjorn Andersson <bjorn.andersson@...aro.org>
> ---
>  arch/arm64/configs/defconfig | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig
> index 86224aa3a74b..0ae6cd2748d2 100644
> --- a/arch/arm64/configs/defconfig
> +++ b/arch/arm64/configs/defconfig
> @@ -577,6 +577,7 @@ CONFIG_TEGRA_BPMP_THERMAL=m
>  CONFIG_TEGRA_SOCTHERM=m
>  CONFIG_QCOM_TSENS=y
>  CONFIG_QCOM_SPMI_TEMP_ALARM=m
> +CONFIG_QCOM_LMH=m
>  CONFIG_UNIPHIER_THERMAL=y
>  CONFIG_WATCHDOG=y
>  CONFIG_SL28CPLD_WATCHDOG=m
> --

Tested on SA8155p-ADP board, so:
Reviewed-and-Tested-by: Bhupesh Sharma <bhupesh.sharma@...aro.org>

Regards.