[PATCH 1/9] ARM: dts: stm32h7-pinctrl: add _a suffix to u[s]art_pins phandles

[Dario Binacchi]

Hi Sumit,

On Mon, Jun 9, 2025 at 3:20 PM Sumit Garg <sumit.garg at kernel.org> wrote:
>
> Hi Dario,
>
> On Sat, Jun 07, 2025 at 11:37:09AM +0200, Dario Binacchi wrote:
> > Allow expanding possible configurations for the same peripheral,
> > consistent with the scheme adopted in Linux.
> >
> > Signed-off-by: Dario Binacchi <dario.binacchi at amarulasolutions.com>
> > Link: https://lore.kernel.org/r/20250427074404.3278732-2-dario.binacchi@amarulasolutions.com
> > Signed-off-by: Alexandre Torgue <alexandre.torgue at foss.st.com>
> >
> > [ upstream commit: 6a36dca4375fce51b627f5a985a79fc8b8bd7f55 ]
> >
>
> This doesn't show as a proper cherry-pick from devicetree-rebasing tree,
> following fails for me:
>
> $ ./tools/update-subtree.sh pick dts 6a36dca4375fce51b627f5a985a79fc8b8bd7f55
> From https://git.kernel.org/pub/scm/linux/kernel/git/devicetree/devicetree-rebasing
>  * branch                    master     -> FETCH_HEAD
> fatal: bad object 6a36dca4375fce51b627f5a985a79fc8b8bd7f55
>
> Has this patch landed in Linux mainline?

Yes, it has already merged in mainline:

git tag --contains 6a36dca4375fce51b627f5a985a79fc8b8bd7f55
v6.16-rc1

Thanks and regards,
Dario

>
> Ditto for all the subsequent patches in this series.
>
> -Sumit
>
> > ---
> >
> >  dts/upstream/src/arm/st/stm32h7-pinctrl.dtsi  | 8 ++++----
> >  dts/upstream/src/arm/st/stm32h743i-disco.dts  | 2 +-
> >  dts/upstream/src/arm/st/stm32h743i-eval.dts   | 2 +-
> >  dts/upstream/src/arm/st/stm32h750i-art-pi.dts | 6 +++---
> >  4 files changed, 9 insertions(+), 9 deletions(-)
> >
> > diff --git a/dts/upstream/src/arm/st/stm32h7-pinctrl.dtsi b/dts/upstream/src/arm/st/stm32h7-pinctrl.dtsi
> > index 7f1d234e1024..ad00c1080a96 100644
> > --- a/dts/upstream/src/arm/st/stm32h7-pinctrl.dtsi
> > +++ b/dts/upstream/src/arm/st/stm32h7-pinctrl.dtsi
> > @@ -198,7 +198,7 @@
> >               };
> >       };
> >
> > -     uart4_pins: uart4-0 {
> > +     uart4_pins_a: uart4-0 {
> >               pins1 {
> >                       pinmux = <STM32_PINMUX('A', 0, AF8)>; /* UART4_TX */
> >                       bias-disable;
> > @@ -211,7 +211,7 @@
> >               };
> >       };
> >
> > -     usart1_pins: usart1-0 {
> > +     usart1_pins_a: usart1-0 {
> >               pins1 {
> >                       pinmux = <STM32_PINMUX('B', 14, AF4)>; /* USART1_TX */
> >                       bias-disable;
> > @@ -224,7 +224,7 @@
> >               };
> >       };
> >
> > -     usart2_pins: usart2-0 {
> > +     usart2_pins_a: usart2-0 {
> >               pins1 {
> >                       pinmux = <STM32_PINMUX('D', 5, AF7)>; /* USART2_TX */
> >                       bias-disable;
> > @@ -237,7 +237,7 @@
> >               };
> >       };
> >
> > -     usart3_pins: usart3-0 {
> > +     usart3_pins_a: usart3-0 {
> >               pins1 {
> >                       pinmux = <STM32_PINMUX('B', 10, AF7)>, /* USART3_TX */
> >                                <STM32_PINMUX('D', 12, AF7)>; /* USART3_RTS_DE */
> > diff --git a/dts/upstream/src/arm/st/stm32h743i-disco.dts b/dts/upstream/src/arm/st/stm32h743i-disco.dts
> > index 2b452883a708..8451a54a9a08 100644
> > --- a/dts/upstream/src/arm/st/stm32h743i-disco.dts
> > +++ b/dts/upstream/src/arm/st/stm32h743i-disco.dts
> > @@ -105,7 +105,7 @@
> >  };
> >
> >  &usart2 {
> > -     pinctrl-0 = <&usart2_pins>;
> > +     pinctrl-0 = <&usart2_pins_a>;
> >       pinctrl-names = "default";
> >       status = "okay";
> >  };
> > diff --git a/dts/upstream/src/arm/st/stm32h743i-eval.dts b/dts/upstream/src/arm/st/stm32h743i-eval.dts
> > index 5c5d8059bdc7..4b0ced27b80e 100644
> > --- a/dts/upstream/src/arm/st/stm32h743i-eval.dts
> > +++ b/dts/upstream/src/arm/st/stm32h743i-eval.dts
> > @@ -145,7 +145,7 @@
> >  };
> >
> >  &usart1 {
> > -     pinctrl-0 = <&usart1_pins>;
> > +     pinctrl-0 = <&usart1_pins_a>;
> >       pinctrl-names = "default";
> >       status = "okay";
> >  };
> > diff --git a/dts/upstream/src/arm/st/stm32h750i-art-pi.dts b/dts/upstream/src/arm/st/stm32h750i-art-pi.dts
> > index 44c307f8b09c..00d195d52a45 100644
> > --- a/dts/upstream/src/arm/st/stm32h750i-art-pi.dts
> > +++ b/dts/upstream/src/arm/st/stm32h750i-art-pi.dts
> > @@ -197,14 +197,14 @@
> >  };
> >
> >  &usart2 {
> > -     pinctrl-0 = <&usart2_pins>;
> > +     pinctrl-0 = <&usart2_pins_a>;
> >       pinctrl-names = "default";
> >       status = "disabled";
> >  };
> >
> >  &usart3 {
> >       pinctrl-names = "default";
> > -     pinctrl-0 = <&usart3_pins>;
> > +     pinctrl-0 = <&usart3_pins_a>;
> >       dmas = <&dmamux1 45 0x400 0x05>,
> >              <&dmamux1 46 0x400 0x05>;
> >       dma-names = "rx", "tx";
> > @@ -221,7 +221,7 @@
> >  };
> >
> >  &uart4 {
> > -     pinctrl-0 = <&uart4_pins>;
> > +     pinctrl-0 = <&uart4_pins_a>;
> >       pinctrl-names = "default";
> >       status = "okay";
> >  };
> > --
> > 2.43.0
> >



-- 

Dario Binacchi

Senior Embedded Linux Developer

dario.binacchi at amarulasolutions.com

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