Since we might reuse some drivers for other platforms, while the drivers
have sci firmware api, so to avoid build failure add inline functions
Signed-off-by: Peng Fan <peng.fan@nxp.com>
Move imx8 sci header file to include/firmware/imx, then we could
use build macro to reuse some i.MX8 drivers for i.MX9, such as
drivers/cpu/imx8_cpu.c.
Signed-off-by: Peng Fan <peng.fan@nxp.com>
Signed-off-by: Stefano Babic <sbabic@denx.de>