mtd: spi-nor: shorten Kconfig naming

Signed-off-by: Brian Norris <computersforpeace@gmail.com>
Reviewed-by: Marek Vasut <marex@denx.de>
Acked-by: Huang Shijie <b32955@freescale.com>
diff --git a/drivers/mtd/Makefile b/drivers/mtd/Makefile
index 40fd153..99bb9a1 100644
--- a/drivers/mtd/Makefile
+++ b/drivers/mtd/Makefile
@@ -32,5 +32,5 @@
 
 obj-y		+= chips/ lpddr/ maps/ devices/ nand/ onenand/ tests/
 
-obj-$(CONFIG_MTD_SPI_NOR_BASE)	+= spi-nor/
+obj-$(CONFIG_MTD_SPI_NOR)	+= spi-nor/
 obj-$(CONFIG_MTD_UBI)		+= ubi/