blackfin: config: update macro SPI_BFIN in board file

Macro name for spi controller driver has been modified, so update default
board file accordingly.

Signed-off-by: Sonic Zhang <sonic.zhang@analog.com>
Signed-off-by: Bob Liu <lliubbo@gmail.com>
diff --git a/arch/blackfin/mach-bf537/boards/stamp.c b/arch/blackfin/mach-bf537/boards/stamp.c
index 7fbb0bb..c59d21f 100644
--- a/arch/blackfin/mach-bf537/boards/stamp.c
+++ b/arch/blackfin/mach-bf537/boards/stamp.c
@@ -1420,7 +1420,7 @@
 #endif
 };
 
-#if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
+#if defined(CONFIG_SPI_BFIN5XX) || defined(CONFIG_SPI_BFIN5XX_MODULE)
 /* SPI controller data */
 static struct bfin5xx_spi_master bfin_spi0_info = {
 	.num_chipselect = MAX_CTRL_CS + MAX_BLACKFIN_GPIOS,
@@ -2716,7 +2716,7 @@
 	&net2272_bfin_device,
 #endif
 
-#if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
+#if defined(CONFIG_SPI_BFIN5XX) || defined(CONFIG_SPI_BFIN5XX_MODULE)
 	&bfin_spi0_device,
 #endif