spi: Migrate CONFIG_MPC8XXX_SPI to Kconfig

Signed-off-by: Tuomas Tynkkynen <tuomas@tuxera.com>

configs/MPC8349EMDS_defconfig

@@ -17,4 +17,5 @@ CONFIG_MTD_NOR_FLASH=y
 CONFIG_PHYLIB=y
 # CONFIG_PCI is not set
 CONFIG_SYS_NS16550=y
+CONFIG_MPC8XXX_SPI=y
 CONFIG_OF_LIBFDT=y

configs/ids8313_defconfig

@@ -34,4 +34,5 @@ CONFIG_MTD_NOR_FLASH=y
 CONFIG_PHYLIB=y
 # CONFIG_PCI is not set
 CONFIG_SYS_NS16550=y
+CONFIG_MPC8XXX_SPI=y
 CONFIG_OF_LIBFDT=y

drivers/spi/Kconfig

@@ -263,6 +263,11 @@ config MPC8XX_SPI
 	help
 	  Enable support for SPI on MPC8XX
 
+config MPC8XXX_SPI
+	bool "MPC8XXX SPI Driver"
+	help
+	  Enable support for SPI on the MPC8XXX PowerPC SoCs.
+
 config MXC_SPI
 	bool "MXC SPI Driver"
 	help

include/configs/MPC8349EMDS.h

@@ -330,7 +330,6 @@
 #define CONFIG_SYS_I2C_NOPROBES		{ {0, 0x69} }
 
 /* SPI */
-#define CONFIG_MPC8XXX_SPI
 #undef CONFIG_SOFT_SPI			/* SPI bit-banged */
 
 /* GPIOs.  Used as SPI chip selects */

include/configs/ids8313.h

@@ -285,7 +285,6 @@
  * SPI setup
  */
 #ifdef CONFIG_HARD_SPI
-#define CONFIG_MPC8XXX_SPI
 #define CONFIG_SYS_GPIO1_PRELIM
 #define CONFIG_SYS_GPIO1_DIR		0x00000001
 #define CONFIG_SYS_GPIO1_DAT		0x00000001

scripts/config_whitelist.txt

@@ -1368,7 +1368,6 @@ CONFIG_MPC83XX_PCI2
 CONFIG_MPC85XX_FEC
 CONFIG_MPC85XX_FEC_NAME
 CONFIG_MPC85XX_PCI2
-CONFIG_MPC8XXX_SPI
 CONFIG_MPC8xxx_DISABLE_BPTR
 CONFIG_MPLL_FREQ
 CONFIG_MP_CLK_FREQ