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Message-ID: <20170926075352.GA20634@Red>
Date: Tue, 26 Sep 2017 09:53:52 +0200
From: Corentin Labbe <clabbe.montjoie@...il.com>
To: Chen-Yu Tsai <wens@...e.org>
Cc: Rob Herring <robh+dt@...nel.org>,
Mark Rutland <mark.rutland@....com>,
Russell King <linux@...linux.org.uk>,
Maxime Ripard <maxime.ripard@...e-electrons.com>,
Catalin Marinas <catalin.marinas@....com>,
Will Deacon <will.deacon@....com>,
devicetree <devicetree@...r.kernel.org>,
linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>,
linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v3 13/14] arm64: allwinner: a64: fix pin name
On Tue, Sep 26, 2017 at 03:46:13PM +0800, Chen-Yu Tsai wrote:
> On Tue, Sep 26, 2017 at 3:22 PM, Corentin Labbe
> <clabbe.montjoie@...il.com> wrote:
> > All pinmux nodes should have the suffix "_pins" or "_pin".
> >
> > In the case where there are multiple choices, the node name should convey
> > what or which pingroup the choice is.
> >
> > Signed-off-by: Corentin Labbe <clabbe.montjoie@...il.com>
> > ---
> > arch/arm64/boot/dts/allwinner/sun50i-a64-bananapi-m64.dts | 2 +-
> > arch/arm64/boot/dts/allwinner/sun50i-a64-nanopi-a64.dts | 2 +-
> > arch/arm64/boot/dts/allwinner/sun50i-a64-olinuxino.dts | 2 +-
> > arch/arm64/boot/dts/allwinner/sun50i-a64-orangepi-win.dts | 2 +-
> > arch/arm64/boot/dts/allwinner/sun50i-a64-pine64.dts | 2 +-
> > arch/arm64/boot/dts/allwinner/sun50i-a64-sopine-baseboard.dts | 2 +-
> > arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi | 6 +++---
> > 7 files changed, 9 insertions(+), 9 deletions(-)
> >
> > diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-bananapi-m64.dts b/arch/arm64/boot/dts/allwinner/sun50i-a64-bananapi-m64.dts
> > index 45bdbfb96126..36a56e3ab92f 100644
> > --- a/arch/arm64/boot/dts/allwinner/sun50i-a64-bananapi-m64.dts
> > +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-bananapi-m64.dts
> > @@ -248,7 +248,7 @@
> >
> > &uart0 {
> > pinctrl-names = "default";
> > - pinctrl-0 = <&uart0_pins_a>;
> > + pinctrl-0 = <&uart0_pb_pins>;
> > status = "okay";
> > };
> >
> > diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-nanopi-a64.dts b/arch/arm64/boot/dts/allwinner/sun50i-a64-nanopi-a64.dts
> > index 2beef9e6cb88..15019edb7dd6 100644
> > --- a/arch/arm64/boot/dts/allwinner/sun50i-a64-nanopi-a64.dts
> > +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-nanopi-a64.dts
> > @@ -198,7 +198,7 @@
> >
> > &uart0 {
> > pinctrl-names = "default";
> > - pinctrl-0 = <&uart0_pins_a>;
> > + pinctrl-0 = <&uart0_pb_pins>;
> > status = "okay";
> > };
> >
> > diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-olinuxino.dts b/arch/arm64/boot/dts/allwinner/sun50i-a64-olinuxino.dts
> > index 338e786155b1..ec62c86cc236 100644
> > --- a/arch/arm64/boot/dts/allwinner/sun50i-a64-olinuxino.dts
> > +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-olinuxino.dts
> > @@ -194,6 +194,6 @@
> >
> > &uart0 {
> > pinctrl-names = "default";
> > - pinctrl-0 = <&uart0_pins_a>;
> > + pinctrl-0 = <&uart0_pb_pins>;
> > status = "okay";
> > };
> > diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-orangepi-win.dts b/arch/arm64/boot/dts/allwinner/sun50i-a64-orangepi-win.dts
> > index 5f8ff4017d45..1c8b9d2721f0 100644
> > --- a/arch/arm64/boot/dts/allwinner/sun50i-a64-orangepi-win.dts
> > +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-orangepi-win.dts
> > @@ -85,7 +85,7 @@
> >
> > &uart0 {
> > pinctrl-names = "default";
> > - pinctrl-0 = <&uart0_pins_a>;
> > + pinctrl-0 = <&uart0_pb_pins>;
> > status = "okay";
> > };
> >
> > diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-pine64.dts b/arch/arm64/boot/dts/allwinner/sun50i-a64-pine64.dts
> > index 806442d3e846..69743ff171d0 100644
> > --- a/arch/arm64/boot/dts/allwinner/sun50i-a64-pine64.dts
> > +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-pine64.dts
> > @@ -232,7 +232,7 @@
> > /* On Exp and Euler connectors */
> > &uart0 {
> > pinctrl-names = "default";
> > - pinctrl-0 = <&uart0_pins_a>;
> > + pinctrl-0 = <&uart0_pb_pins>;
> > status = "okay";
> > };
> >
> > diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-sopine-baseboard.dts b/arch/arm64/boot/dts/allwinner/sun50i-a64-sopine-baseboard.dts
> > index 0eb2acedf8c3..e41eb71eb438 100644
> > --- a/arch/arm64/boot/dts/allwinner/sun50i-a64-sopine-baseboard.dts
> > +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-sopine-baseboard.dts
> > @@ -135,7 +135,7 @@
> >
> > &uart0 {
> > pinctrl-names = "default";
> > - pinctrl-0 = <&uart0_pins_a>;
> > + pinctrl-0 = <&uart0_pb_pins>;
> > status = "okay";
> > };
> >
> > diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
> > index b02a8476b0c8..2d2937b7dc68 100644
> > --- a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
> > +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
> > @@ -347,7 +347,7 @@
> > function = "spi1";
> > };
> >
> > - uart0_pins_a: uart0 {
> > + uart0_pb_pins: uart0 {
>
> You are again confusing node names with node labels.
> And it doesn't match what your commit message says.
>
> The node name is what never changes even when the device
> tree is compiled into a binary blob. The label gets compiled
> out, and any references to it are converted to an integer
> index, much like how a goto label in C gets compiled.
>
> Of the two, the node name is what I asked to be changed.
> Please take a look at arch/arm/boot/dts/sun8i-a83t.dtsi
> for a proper example of what I am asking for. Note that
> node names should use hyphens, not underscores, while
> labels should use underscores. For the pinmux nodes
> the name and label would likely be the same except for
> this exception. So your uart0 label changes are good.
> Please keep them.
>
Sorry, I misunderstood your query.
I will fix that.
Regards
Corentin Labbe
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