linux-kernel - Re: [PATCH v3 1/6] arm64: dts: allwinner: h6: move MMC pinctrl to dtsi

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Message-ID: <CAJiuCcfpM0nC3W8+kLE+di-H5ph+u5kGRbCd31orax68A3iA4g@mail.gmail.com>
Date:   Mon, 8 Apr 2019 16:40:17 +0200
From:   Clément Péron <peron.clem@...il.com>
To:     Maxime Ripard <maxime.ripard@...tlin.com>
Cc:     Rob Herring <robh+dt@...nel.org>, Chen-Yu Tsai <wens@...e.org>,
        Icenowy Zheng <icenowy@...c.io>,
        Jagan Teki <jagan@...rulasolutions.com>,
        devicetree <devicetree@...r.kernel.org>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH v3 1/6] arm64: dts: allwinner: h6: move MMC pinctrl to dtsi

Hi,

On Mon, 8 Apr 2019 at 12:42, Maxime Ripard <maxime.ripard@...tlin.com> wrote:
>
> On Mon, Apr 08, 2019 at 11:26:14AM +0200, Clément Péron wrote:
> > There is only one pinmuxing available for each MMC controller.
> >
> > Move the pinctrl to the SOC
> >
> > Signed-off-by: Clément Péron <peron.clem@...il.com>
> > ---
> >  arch/arm64/boot/dts/allwinner/sun50i-h6-orangepi.dtsi | 2 --
> >  arch/arm64/boot/dts/allwinner/sun50i-h6-pine-h64.dts  | 4 ----
> >  arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi          | 4 ++++
> >  3 files changed, 4 insertions(+), 6 deletions(-)
> >
> > diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h6-orangepi.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-h6-orangepi.dtsi
> > index b2526dac2fcf..62e27948a3fa 100644
> > --- a/arch/arm64/boot/dts/allwinner/sun50i-h6-orangepi.dtsi
> > +++ b/arch/arm64/boot/dts/allwinner/sun50i-h6-orangepi.dtsi
> > @@ -56,8 +56,6 @@
> >  };
> >
> >  &mmc0 {
> > -     pinctrl-names = "default";
> > -     pinctrl-0 = <&mmc0_pins>;
> >       vmmc-supply = <&reg_cldo1>;
> >       cd-gpios = <&pio 5 6 GPIO_ACTIVE_LOW>;
> >       bus-width = <4>;
> > diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h6-pine-h64.dts b/arch/arm64/boot/dts/allwinner/sun50i-h6-pine-h64.dts
> > index bdb8470fc8dc..4802902e128f 100644
> > --- a/arch/arm64/boot/dts/allwinner/sun50i-h6-pine-h64.dts
> > +++ b/arch/arm64/boot/dts/allwinner/sun50i-h6-pine-h64.dts
> > @@ -104,8 +104,6 @@
> >  };
> >
> >  &mmc0 {
> > -     pinctrl-names = "default";
> > -     pinctrl-0 = <&mmc0_pins>;
> >       vmmc-supply = <&reg_cldo1>;
> >       cd-gpios = <&pio 5 6 GPIO_ACTIVE_LOW>;
> >       bus-width = <4>;
> > @@ -113,8 +111,6 @@
> >  };
> >
> >  &mmc2 {
> > -     pinctrl-names = "default";
> > -     pinctrl-0 = <&mmc2_pins>;
> >       vmmc-supply = <&reg_cldo1>;
> >       vqmmc-supply = <&reg_bldo2>;
> >       non-removable;
> > diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
> > index 3e4bb0b0de69..006d3b6418af 100644
> > --- a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
> > +++ b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
> > @@ -278,6 +278,8 @@
> >                       resets = <&ccu RST_BUS_MMC0>;
> >                       reset-names = "ahb";
> >                       interrupts = <GIC_SPI 35 IRQ_TYPE_LEVEL_HIGH>;
> > +                     pinctrl-names = "default";
>
> This is indented with spaces and not tabulations. This error is
> reported by checkpatch.
>
> > +                     pinctrl-0 = <&mmc0_pins>;
> >                       status = "disabled";
> >                       #address-cells = <1>;
> >                       #size-cells = <0>;
> > @@ -306,6 +308,8 @@
> >                       resets = <&ccu RST_BUS_MMC2>;
> >                       reset-names = "ahb";
> >                       interrupts = <GIC_SPI 37 IRQ_TYPE_LEVEL_HIGH>;
> > +                     pinctrl-names = "default";
> > +                     pinctrl-0 = <&mmc0_pins>;
>
> I guess you meant mmc2?
Yes

>
> Can you test your patches before sending them please?
I made a test before posting the patch but I think my U-boot correctly
mux the pins before linux.
That's why I didn't catch it.
Anyway it's really trival and I should have seen it.
My apologizes for this,
Clément

>
> Maxime
>
> --
> Maxime Ripard, Bootlin
> Embedded Linux and Kernel engineering
> https://bootlin.com