[PATCH v3 3/3] arm64: defconfig: Enable BCM2712 on-chip pin controller driver

[Stanimir Varbanov]

Hi Andrea,

On 8/11/25 5:46 PM, Andrea della Porta wrote:
> Select the on-chip pin controller driver for BCM2712 SoC.
> 
> On RapsberryPi 5 devices it is primarily needed to operate the
> bluetooth and WiFi devices, to configure the uSD interface
> and the power button.
> 
> Signed-off-by: Andrea della Porta <andrea.porta at suse.com>
> ---
>  arch/arm64/configs/defconfig | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig
> index 58f87d09366c..fafcd7851eb2 100644
> --- a/arch/arm64/configs/defconfig
> +++ b/arch/arm64/configs/defconfig
> @@ -592,6 +592,7 @@ CONFIG_SPI_TEGRA114=m
>  CONFIG_SPI_SPIDEV=m
>  CONFIG_SPMI=y
>  CONFIG_SPMI_MTK_PMIF=m
> +CONFIG_PINCTRL_BRCMSTB=y

Have you tried as module and part of initramfs?

~Stan