USB: musb: add work around for Blackfin anomaly 05000456
Only allow USE_MODE1 when the Blackfin part is not affected by anomaly 05000456 (USB Receive Interrupt Is Not Generated in DMA Mode 1) since we can't support the mode in that case. Signed-off-by: Sonic Zhang <sonic.zhang@analog.com> Signed-off-by: Cliff Cai <cliff.cai@analog.com> Signed-off-by: Mike Frysinger <vapier@gentoo.org> Signed-off-by: Anand Gadiyar <gadiyar@ti.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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