spl: Kconfig: Replace CONFIG_SPL_FAT_SUPPORT with CONFIG_SPL_FS_FAT

Replace CONFIG_SPL_FAT_SUPPORT with CONFIG_SPL_FS_FAT so
obj-$(CONFIG_$(SPL_)FS_FAT) can be used to control the build in both
SPL and U-Boot.

Signed-off-by: Tien Fong Chee <tien.fong.chee@intel.com>
Reviewed-by: Simon Goldschmidt <simon.k.r.goldschmidt@gmail.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig
index d9bdcb3..f0c2d21 100644
--- a/arch/arm/mach-omap2/Kconfig
+++ b/arch/arm/mach-omap2/Kconfig
@@ -14,7 +14,7 @@
 	select USE_TINY_PRINTF
 	imply NAND_OMAP_GPMC
 	imply SPL_EXT_SUPPORT
-	imply SPL_FAT_SUPPORT
+	imply SPL_FS_FAT
 	imply SPL_GPIO_SUPPORT
 	imply SPL_I2C_SUPPORT
 	imply SPL_LIBCOMMON_SUPPORT
@@ -36,7 +36,7 @@
 	imply NAND_OMAP_GPMC
 	imply SPL_DISPLAY_PRINT
 	imply SPL_EXT_SUPPORT
-	imply SPL_FAT_SUPPORT
+	imply SPL_FS_FAT
 	imply SPL_GPIO_SUPPORT
 	imply SPL_I2C_SUPPORT
 	imply SPL_LIBCOMMON_SUPPORT
@@ -60,7 +60,7 @@
 	imply SPL_DISPLAY_PRINT
 	imply SPL_ENV_SUPPORT
 	imply SPL_EXT_SUPPORT
-	imply SPL_FAT_SUPPORT
+	imply SPL_FS_FAT
 	imply SPL_GPIO_SUPPORT
 	imply SPL_I2C_SUPPORT
 	imply SPL_LIBCOMMON_SUPPORT