linux-kernel - Re: [PATCH] arm64: defconfig: Add Meson DDR PMU as module

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Message-ID: <CAFXsbZr8yLOy2MnhX2SaCECY38DHcfpS1pOu3tZvt3xNBuH6HQ@mail.gmail.com>
Date:   Sat, 10 Dec 2022 12:47:13 -0800
From:   Chris Healy <cphealy@...il.com>
To:     neil.armstrong@...aro.org
Cc:     Jiucheng Xu <jiucheng.xu@...ogic.com>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will@...nel.org>,
        Jianxin Pan <jianxin.pan@...ogic.com>,
        Kelvin Zhang <kelvin.zhang@...ogic.com>,
        Chris Healy <healych@...zon.com>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        "linux-amlogic@...ts.infradead.org" 
        <linux-amlogic@...ts.infradead.org>
Subject: Re: [PATCH] arm64: defconfig: Add Meson DDR PMU as module

On Mon, Dec 5, 2022 at 12:40 AM Neil Armstrong
<neil.armstrong@...aro.org> wrote:
>
> +CC linux-amlogic@...ts.infradead.org
>
> On 04/12/2022 05:35, Jiucheng Xu wrote:
> > Add Meson DDR PMU to defconfig so that build errors are caught.
> >
> > Signed-off-by: Jiucheng Xu <jiucheng.xu@...ogic.com>
> > ---
> >   arch/arm64/configs/defconfig | 1 +
> >   1 file changed, 1 insertion(+)
> >
> > diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig
> > index 0b6af3348e79..f2324b54a6ba 100644
> > --- a/arch/arm64/configs/defconfig
> > +++ b/arch/arm64/configs/defconfig
> > @@ -1265,6 +1265,7 @@ CONFIG_ARM_DMC620_PMU=m
> >   CONFIG_QCOM_L2_PMU=y
> >   CONFIG_QCOM_L3_PMU=y
> >   CONFIG_HISI_PMU=y
> > +CONFIG_MESON_DDR_PMU=m

Given that the other vendor specific PMU counter drivers are being
configured as built-in, perhaps it makes more sense to do the same
with the new MESON DDR PMU driver and also set it to "y"?

> >   CONFIG_NVMEM_IMX_OCOTP=y
> >   CONFIG_NVMEM_IMX_OCOTP_SCU=y
> >   CONFIG_NVMEM_MTK_EFUSE=y
>