Convert CONFIG_MISC_INIT_F et al to Kconfig

This converts the following to Kconfig:
   CONFIG_MISC_INIT_F
   CONFIG_MISC_INIT_R

Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/configs/sama5d2_icp_mmc_defconfig b/configs/sama5d2_icp_mmc_defconfig
index f821dcd..2e699a7 100644
--- a/configs/sama5d2_icp_mmc_defconfig
+++ b/configs/sama5d2_icp_mmc_defconfig
@@ -30,6 +30,7 @@
 CONFIG_USE_BOOTARGS=y
 CONFIG_BOOTARGS="console=ttyS0,115200 earlyprintk root=/dev/mmcblk0p2 rw rootwait"
 # CONFIG_DISPLAY_BOARDINFO is not set
+CONFIG_MISC_INIT_R=y
 CONFIG_SPL_DISPLAY_PRINT=y
 # CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_SECTOR is not set
 CONFIG_SPL_RAM_SUPPORT=y