Fix conditional compilation of mpx8xxx_spi driver

This driver should only compile if CONFIG_MPC8XXX_SPI is set

Signed-off-by: Ben Warren <biggerbadderben@gmail.com>
Signed-off-by: Kim Phillips <kim.phillips@freescale.com>
diff --git a/drivers/spi/mpc8xxx_spi.c b/drivers/spi/mpc8xxx_spi.c
index a3d1c95..2fe838c 100644
--- a/drivers/spi/mpc8xxx_spi.c
+++ b/drivers/spi/mpc8xxx_spi.c
@@ -22,11 +22,11 @@
  */
 
 #include <common.h>
+#if defined(CONFIG_MPC8XXX_SPI) && defined(CONFIG_HARD_SPI)
+
 #include <spi.h>
 #include <asm/mpc8xxx_spi.h>
 
-#ifdef CONFIG_HARD_SPI
-
 #define SPI_EV_NE	(0x80000000 >> 22)	/* Receiver Not Empty */
 #define SPI_EV_NF	(0x80000000 >> 23)	/* Transmitter Not Full */