move sys_io.h to sys/sys_io.h and
create a shim for backward-compatibility.
No functional changes to the headers.
A warning in the shim can be controlled with CONFIG_COMPAT_INCLUDES.
Related to #16539
Signed-off-by: Anas Nashif <anas.nashif@intel.com>
Update nucleo_f446re to fit with default configuration guidelines:
- add spi support
- configure I2C1 as arduino i2c and spi1 as arduino spi
- update yaml
- disable I2C by default
- update doc
Signed-off-by: Erwan Gouriou <erwan.gouriou@linaro.org>
STM32 uart Kconfig instance flags were not following
same naming scheme than other drivers (i2c, spi, ..)
Update driver to use UART_X instead of UART_STM32_PORT_X
Signed-off-by: Erwan Gouriou <erwan.gouriou@linaro.org>