Covert gpio-pisosr.txt to yaml format.
Additional changes:
- Add ref to spi-peripheral-props.yaml.
- Set ngpios max value to 32.
Signed-off-by: Frank Li <Frank.Li@nxp.com>
Reviewed-by: Rob Herring (Arm) <robh@kernel.org>
Link: https://lore.kernel.org/r/20250522223742.516254-1-Frank.Li@nxp.com
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
