Re: [PATCHv2] powerpc/44x: Set GPIO chip parent

[Rosen Penev]

On Sat, May 16, 2026 at 11:38 PM Rosen Penev <rosenp@xxxxxxxxx> wrote:
>
> The PPC4xx GPIO driver stopped assigning an explicit parent
> to the gpio_chip when it moved away from of_mm_gpiochip_add_data().
>
> Restore that association from the platform device so OF GPIO lookup
> can match phandles to the registered gpiochip.
>
> Tested on: Cisco MX60W. No more probe deferral.
>
> Assisted-by: Codex:GPT-5.5
> Fixes: 1044dbaf2a77 ("powerpc/44x: Change GPIO driver to a proper platform driver")
Did I forget to ping someone?
> Signed-off-by: Rosen Penev <rosenp@xxxxxxxxx>
> ---
>  arch/powerpc/platforms/44x/gpio.c | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/arch/powerpc/platforms/44x/gpio.c b/arch/powerpc/platforms/44x/gpio.c
> index aea0d913b59d..4413a94cf7a6 100644
> --- a/arch/powerpc/platforms/44x/gpio.c
> +++ b/arch/powerpc/platforms/44x/gpio.c
> @@ -169,6 +169,7 @@ static int ppc4xx_gpio_probe(struct platform_device *ofdev)
>
>         gc = &chip->gc;
>
> +       gc->parent = dev;
>         gc->base = -1;
>         gc->ngpio = 32;
>         gc->direction_input = ppc4xx_gpio_dir_in;
> --
> 2.54.0
>