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

[Patrice CHOTARD]

On 6/9/25 15:20, Sumit Garg 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?

Hi Sumit

I confirm this patch and subsequent patches are present in Linux Mainline
There are part of STM32 pull request with tag stm32-dt-for-v6.16-1.

Dario has updated "in advance" the current dts/upstream/src/arm/st directory.

Patrice
> 
> 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
>>