Add GPIO support to stm32wb series. Only ABCDE and H ports are available for now on this series. Accordingly, update series dtsi file. Signed-off-by: Erwan Gouriou <erwan.gouriou@linaro.org>
Provide basic soc configuration for STM32WB SoCs support in Zephyr. Signed-off-by: Erwan Gouriou <erwan.gouriou@linaro.org>