spl: Introduce new function spl_board_prepare_for_boot

Call this function before passing control from SPL.
For fpga case it is necessary to enable for example level shifters
when bitstream is programmed.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Reviewed-by: Simon Glass <sjg@chromium.org>

1 files changed, 1 insertions, 0 deletions

diff --git a/include/spl.h b/include/spl.h
index 7edfab46dc..335b76a1b1 100644
--- a/include/spl.h
+++ b/include/spl.h
@@ -58,6 +58,7 @@ u32 spl_boot_mode(void);
 void spl_set_header_raw_uboot(void);
 int spl_parse_image_header(const struct image_header *header);
 void spl_board_prepare_for_linux(void);
+void spl_board_prepare_for_boot(void);
 void __noreturn jump_to_image_linux(void *arg);
 int spl_start_uboot(void);
 void spl_display_print(void);