diff options
Diffstat (limited to 'board/bf548-ezkit/bf548-ezkit.c')
| -rw-r--r-- | board/bf548-ezkit/bf548-ezkit.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/board/bf548-ezkit/bf548-ezkit.c b/board/bf548-ezkit/bf548-ezkit.c index 7659e34..65fb81a 100644 --- a/board/bf548-ezkit/bf548-ezkit.c +++ b/board/bf548-ezkit/bf548-ezkit.c @@ -86,3 +86,19 @@ int board_mmc_init(bd_t *bis) return bfin_mmc_init(bis); } #endif + +#ifdef CONFIG_USB_BLACKFIN +void board_musb_init(void) +{ + /* + * Rev 1.0 BF549 EZ-KITs require PE7 to be high for both device + * and OTG host modes, while rev 1.1 and greater require PE7 to + * be low for device mode and high for host mode. We set it high + * here because we are in host mode. + */ + bfin_write_PORTE_FER(bfin_read_PORTE_FER() & ~PE7); + bfin_write_PORTE_DIR_SET(PE7); + bfin_write_PORTE_SET(PE7); + SSYNC(); +} +#endif |