Re: [PATCH v2] soc: fsl: qe: properly scan GPIO nodes at startup

Herve Codina <[email protected]> Sat, 1 Aug 2026 00:47:17 +0200
Newsgroups org.ozlabs.lists.linuxppc-dev,org.infradead.lists.linux-arm-kernel,org.kernel.vger.linux-kernel
Organization Bootlin
Message-ID <[email protected]>
Hi Christophe,

On Thu, 30 Jul 2026 14:29:36 +0200
"Christophe Leroy (CS GROUP)" <[email protected]> wrote:

> Before commit 156460811def ("soc: fsl: qe: Change GPIO driver to a
> proper platform driver") qe_add_gpiochips() was walking the device
> tree to find all nodes with compatible "fsl,mpc8323-qe-pario-bank".
> 
> After that commit the discovery is handled by the platform core,
> therefore it is necessary to call of_platform_default_populate() on
> the par_io node.
> 
> Fixes: 156460811def ("soc: fsl: qe: Change GPIO driver to a proper platform driver")
> Signed-off-by: Christophe Leroy (CS GROUP) <[email protected]>
> ---
> v2: Use of_find_node_by_type() instead of of_find_node_by_name() as the "par_io" type is documented while the "par_io" name is not.
> ---
>  drivers/soc/fsl/qe/qe_io.c | 15 +++++++++++++++
>  1 file changed, 15 insertions(+)
> 

Reviewed-by: Herve Codina <[email protected]>

Best regards,
Hervé