[PATCH] arm: stm32mp25: add ethernet support for stm32mp255 series

[Patrice CHOTARD]

On 10/28/25 06:39, Asadeds wrote:
> Add missing CPU_STM32MP255* cases in get_eth_nb() so that U-Boot
> correctly reports 2 Ethernet interfaces on stm32mp255 devices.
> This fixes the "ethernet not found" error during boot.
> 
> Signed-off-by: Md Asadullah <md.asadullah at eds-india.com>
> ---
>  arch/arm/mach-stm32mp/stm32mp2/stm32mp25x.c | 8 ++++++++
>  1 file changed, 8 insertions(+)
> 
> diff --git a/arch/arm/mach-stm32mp/stm32mp2/stm32mp25x.c b/arch/arm/mach-stm32mp/stm32mp2/stm32mp25x.c
> index 0d199f6f903..112af61e9b9 100644
> --- a/arch/arm/mach-stm32mp/stm32mp2/stm32mp25x.c
> +++ b/arch/arm/mach-stm32mp/stm32mp2/stm32mp25x.c
> @@ -78,6 +78,14 @@ int get_eth_nb(void)
>  	case CPU_STM32MP257Axx:
>  		nb_eth = 5; /* dual ETH with TSN support */
>  		break;
> +	case CPU_STM32MP255Fxx:
> +		fallthrough;
> +	case CPU_STM32MP255Dxx:
> +		fallthrough;
> +	case CPU_STM32MP255Cxx:
> +		fallthrough;
> +	case CPU_STM32MP255Axx:
> +		fallthrough;
>  	case CPU_STM32MP253Fxx:
>  		fallthrough;
>  	case CPU_STM32MP253Dxx:

Reviewed-by: Patrice Chotard <patrice.chotard at foss.st.com>

Thanks
Patrice