ide: cleanup ide_find_port()

Remove no longer needed matching against I/O base and 'base' argument.

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
diff --git a/drivers/ide/arm/icside.c b/drivers/ide/arm/icside.c
index e816b0f..fd12bbe 100644
--- a/drivers/ide/arm/icside.c
+++ b/drivers/ide/arm/icside.c
@@ -400,7 +400,7 @@
 	unsigned long port = (unsigned long)base + info->dataoffset;
 	ide_hwif_t *hwif;
 
-	hwif = ide_find_port(port);
+	hwif = ide_find_port();
 	if (hwif) {
 		int i;