[PATCH v11 4/6] dt-bindings: pinctrl: s32g2-siul2: describe GPIO and EIRQ resources

[Rob Herring (Arm)]

On Wed, 10 Jun 2026 15:21:14 +0200, Khristine Andreea Barbulescu wrote:
> Extend the S32G2 SIUL2 pinctrl binding to describe the GPIO data and
> external interrupt resources present in the same SIUL2 hardware block.
> 
> Besides the MSCR and IMCR registers used for pin multiplexing and pad
> configuration, SIUL2 also contains PGPDO and PGPDI registers
> for GPIO data and EIRQ registers for external interrupt control.
> 
> Add GPIO controller properties because the SIUL2 block also provides
> GPIO functionality, and gpio-ranges are needed to describe the
> mapping between GPIO lines and pin controller pins.
> 
> Document the interrupt controller properties. The SIUL2 block
> contains EIRQ hardware as part of the same register space. IRQ support
> itself will be added in a follow-up patch series.
> 
> Update the example accordingly to show the complete SIUL2 register
> layout, including the GPIO data and EIRQ register windows.
> 
> Signed-off-by: Khristine Andreea Barbulescu <khristineandreea.barbulescu at oss.nxp.com>
> ---
>  .../pinctrl/nxp,s32g2-siul2-pinctrl.yaml      | 90 +++++++++++++++++--
>  1 file changed, 84 insertions(+), 6 deletions(-)
> 

Reviewed-by: Rob Herring (Arm) <robh at kernel.org>