Add prototype to function spl_board_boot_device to fix the following
sparse warning:
board/freescale/imx8mm_evk/spl.c:26:5: warning: no previous prototype
for ‘spl_board_boot_device’ [-Wmissing-prototypes]
Signed-off-by: Alifer Moraes <alifer.wsdm@gmail.com>
void spl_board_prepare_for_linux(void);
void spl_board_prepare_for_boot(void);
int spl_board_ubi_load_image(u32 boot_device);
+int spl_board_boot_device(u32 boot_device);
/**
* jump_to_image_linux() - Jump to a Linux kernel from SPL