linux-kernel - Re: [PATCH v3 2/2] dt-bindings:pinctrl:at91:Adding macros for sama7g5

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Date:   Tue, 28 Feb 2023 11:56:21 +0100
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Ryan.Wanner@...rochip.com, ludovic.desroches@...rochip.com,
        linus.walleij@...aro.org, nicolas.ferre@...rochip.com,
        alexandre.belloni@...tlin.com, claudiu.beznea@...rochip.com,
        robh+dt@...nel.org, krzysztof.kozlowski+dt@...aro.org
Cc:     linux-arm-kernel@...ts.infradead.org, linux-gpio@...r.kernel.org,
        linux-kernel@...r.kernel.org, devicetree@...r.kernel.org
Subject: Re: [PATCH v3 2/2] dt-bindings:pinctrl:at91:Adding macros for sama7g5

On 27/02/2023 19:07, Ryan.Wanner@...rochip.com wrote:
> From: Ryan Wanner <Ryan.Wanner@...rochip.com>
> 
> Adding macros for sama7g drive strength.


Look at output of the command I gave you. Now look at your subject...
Missing spaces.

BTW, it is "Add", not "Adding".
https://elixir.bootlin.com/linux/v5.17.1/source/Documentation/process/submitting-patches.rst#L95

> 
> Signed-off-by: Ryan Wanner <Ryan.Wanner@...rochip.com>
> ---
> changes since v1:
> - Fix ABI break.
> - Add explanation for drive strength macros.
> 
> changes since v2:
> -Fix subject prefix to match subsystem.
> -Add more in-depth discription of sama7g5 define values.
> -Fix formatting issues.
> 
>  include/dt-bindings/pinctrl/at91.h | 15 ++++++++++++++-
>  1 file changed, 14 insertions(+), 1 deletion(-)
> 
> diff --git a/include/dt-bindings/pinctrl/at91.h b/include/dt-bindings/pinctrl/at91.h
> index e8e117306b1b..a02bee76b1fb 100644
> --- a/include/dt-bindings/pinctrl/at91.h
> +++ b/include/dt-bindings/pinctrl/at91.h
> @@ -42,8 +42,21 @@
>  #define AT91_PERIPH_C		3
>  #define AT91_PERIPH_D		4
>  
> -#define ATMEL_PIO_DRVSTR_LO	1
> +/*These macros are for all other at91 pinctrl drivers*/
> +#define ATMEL_PIO_DRVSTR_LO	0

That's still ABI break, isn't it?


Best regards,
Krzysztof