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| author | Cliff Cai <cliff.cai@analog.com> | 2009-12-08 07:25:57 +0000 |
|---|---|---|
| committer | Mike Frysinger <vapier@gentoo.org> | 2010-01-17 09:17:27 -0500 |
| commit | 9442c4a1337dbcf82e3bc02a12e24f491e0e6122 (patch) | |
| tree | 81ee12df4d94697e8dd7bf64cf3210f68745a5f7 /board/bf548-ezkit/bf548-ezkit.c | |
| parent | 581d92eefc1a060ea5c6eb42028880a37095953d (diff) | |
| download | olio-uboot-2014.01-9442c4a1337dbcf82e3bc02a12e24f491e0e6122.tar.xz olio-uboot-2014.01-9442c4a1337dbcf82e3bc02a12e24f491e0e6122.zip | |
Blackfin: bf527-ezkit/bf548-ezkit: add musb board specific initialization
Signed-off-by: Cliff Cai <cliff.cai@analog.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
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 7659e3428..65fb81a9c 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 |