memory: aemif: don't rely on kbuild for driver's name

We want to use aemif from board files. Use a static name in the
driver's code.

Signed-off-by: Bartosz Golaszewski <[e-mail]>
Signed-off-by: Santosh Shilimkar <[e-mail]>

drivers/memory/ti-aemif.c

···
 	.probe = aemif_probe,
 	.remove = aemif_remove,
 	.driver = {
-		.name = KBUILD_MODNAME,
+		.name = "ti-aemif",
 		.of_match_table = of_match_ptr(aemif_of_match),
 	},
 };