Blackfin: add driver for on-chip ATAPI controller

This is a port of the Linux Blackfin on-chip ATAPI driver to U-Boot.

Signed-off-by: Sonic Zhang <Sonic.Zhang@analog.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
diff --git a/drivers/block/Makefile b/drivers/block/Makefile
index 642582b..59388d9 100644
--- a/drivers/block/Makefile
+++ b/drivers/block/Makefile
@@ -29,6 +29,7 @@
 COBJS-$(CONFIG_ATA_PIIX) += ata_piix.o
 COBJS-$(CONFIG_FSL_SATA) += fsl_sata.o
 COBJS-$(CONFIG_LIBATA) += libata.o
+COBJS-$(CONFIG_PATA_BFIN) += pata_bfin.o
 COBJS-$(CONFIG_SATA_SIL3114) += sata_sil3114.o
 COBJS-$(CONFIG_IDE_SIL680) += sil680.o
 COBJS-$(CONFIG_SCSI_SYM53C8XX) += sym53c8xx.o