linux-kernel - Re: [PATCH v2] arm64: defconfig: Enable REGULATOR

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Date:   Thu, 22 Oct 2020 00:28:44 +0530
From:   Jagan Teki <jagan@...rulasolutions.com>
To:     Heiko Stuebner <heiko@...ech.de>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will@...nel.org>
Cc:     linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        Markus Reichl <m.reichl@...etechno.de>,
        Suniel Mahesh <sunil@...rulasolutions.com>
Subject: Re: [PATCH v2] arm64: defconfig: Enable REGULATOR_MP8859

On Thu, Sep 10, 2020 at 8:33 PM Jagan Teki <jagan@...rulasolutions.com> wrote:
>
> Hi Heiko,
>
> On Fri, Jul 31, 2020 at 9:33 PM Jagan Teki <jagan@...rulasolutions.com> wrote:
> >
> > RK3399 boards like ROC-RK3399-PC is using MP8859 DC/DC converter
> > for 12V supply.
> >
> > roc-rk3399-pc initially used 12V fixed regulator for this supply,
> > but the below commit has switched to use MP8859.
> >
> > commit <1fc61ed04d309b0b8b3562acf701ab988eee12de> "arm64: dts: rockchip:
> > Enable mp8859 regulator on rk3399-roc-pc"
> >
> > So, enable bydefault on the defconfig.
> >
> > Signed-off-by: Jagan Teki <jagan@...rulasolutions.com>
> > Tested-by: Suniel Mahesh <sunil@...rulasolutions.com>
> > ---
> > Changes for v2:
> > - none
> >
> >  arch/arm64/configs/defconfig | 1 +
> >  1 file changed, 1 insertion(+)
> >
> > diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig
> > index 883e8bace3ed..62bcbf987a70 100644
> > --- a/arch/arm64/configs/defconfig
> > +++ b/arch/arm64/configs/defconfig
> > @@ -556,6 +556,7 @@ CONFIG_REGULATOR_HI6421V530=y
> >  CONFIG_REGULATOR_HI655X=y
> >  CONFIG_REGULATOR_MAX77620=y
> >  CONFIG_REGULATOR_MAX8973=y
> > +CONFIG_REGULATOR_MP8859=y
> >  CONFIG_REGULATOR_PFUZE100=y
> >  CONFIG_REGULATOR_PWM=y
> >  CONFIG_REGULATOR_QCOM_RPMH=y
>
> Can you apply this patch? w/o this regulator the default defconfig is
> unable to boot the Linux.

Gentle reminder.

Jagan.