[PATCH v3] dt-bindings: gpio: Remove FSI domain ports on Tegra234

Jon Hunter jonathanh at nvidia.com
Tue May 30 04:19:10 PDT 2023


On 30/05/2023 11:51, Thierry Reding wrote:
> From: Prathamesh Shete <pshete at nvidia.com>
> 
> Ports S, T, U and V are in a separate controller that is part of the FSI
> domain. Remove their definitions from the MAIN controller definitions to
> get rid of the confusion.
> 
> This technically breaks ABI compatibility with old device trees. However
> it doesn't cause issues in practice. The GPIO pins impacted by this are
> used for non-critical functionality.
> 
> Fixes: a8b10f3d12cfc ("dt-bindings: gpio: Add Tegra234 support")
> Signed-off-by: Prathamesh Shete <pshete at nvidia.com>
> [treding at nvidia.com: rewrite commit message]
> Signed-off-by: Thierry Reding <treding at nvidia.com>
> ---
> Changes in v3:
> - rewrite commit message to provide a bit more background

I believe that this is actually V1 in case anyone is confused. I know 
that we had kicked this around off-list before sending out and this is 
why is appears as V3, but should be V1.

> 
>   include/dt-bindings/gpio/tegra234-gpio.h | 20 ++++++++------------
>   1 file changed, 8 insertions(+), 12 deletions(-)
> 
> diff --git a/include/dt-bindings/gpio/tegra234-gpio.h b/include/dt-bindings/gpio/tegra234-gpio.h
> index d7a1f2e298e8..784673c2c752 100644
> --- a/include/dt-bindings/gpio/tegra234-gpio.h
> +++ b/include/dt-bindings/gpio/tegra234-gpio.h
> @@ -33,18 +33,14 @@
>   #define TEGRA234_MAIN_GPIO_PORT_P  14
>   #define TEGRA234_MAIN_GPIO_PORT_Q  15
>   #define TEGRA234_MAIN_GPIO_PORT_R  16
> -#define TEGRA234_MAIN_GPIO_PORT_S  17
> -#define TEGRA234_MAIN_GPIO_PORT_T  18
> -#define TEGRA234_MAIN_GPIO_PORT_U  19
> -#define TEGRA234_MAIN_GPIO_PORT_V  20
> -#define TEGRA234_MAIN_GPIO_PORT_X  21
> -#define TEGRA234_MAIN_GPIO_PORT_Y  22
> -#define TEGRA234_MAIN_GPIO_PORT_Z  23
> -#define TEGRA234_MAIN_GPIO_PORT_AC 24
> -#define TEGRA234_MAIN_GPIO_PORT_AD 25
> -#define TEGRA234_MAIN_GPIO_PORT_AE 26
> -#define TEGRA234_MAIN_GPIO_PORT_AF 27
> -#define TEGRA234_MAIN_GPIO_PORT_AG 28
> +#define TEGRA234_MAIN_GPIO_PORT_X  17
> +#define TEGRA234_MAIN_GPIO_PORT_Y  18
> +#define TEGRA234_MAIN_GPIO_PORT_Z  19
> +#define TEGRA234_MAIN_GPIO_PORT_AC 20
> +#define TEGRA234_MAIN_GPIO_PORT_AD 21
> +#define TEGRA234_MAIN_GPIO_PORT_AE 22
> +#define TEGRA234_MAIN_GPIO_PORT_AF 23
> +#define TEGRA234_MAIN_GPIO_PORT_AG 24
>   
>   #define TEGRA234_MAIN_GPIO(port, offset) \
>   	((TEGRA234_MAIN_GPIO_PORT_##port * 8) + offset)


Otherwise ...

Reviewed-by: Jon Hunter <jonathanh at nvidia.com>

Thanks!
Jon

-- 
nvpublic



More information about the linux-arm-kernel mailing list