Convert CONFIG_FLASH_SPANSION_S29WS_N et al to Kconfig

This converts the following to Kconfig:

   CONFIG_FLASH_SPANSION_S29WS_N
   CONFIG_FLASH_VERIFY
   CONFIG_FSL_FM_10GEC_REGULAR_NOTATION
   CONFIG_FSL_ISBC_KEY_EXT
   CONFIG_FSL_TRUST_ARCH_v1
   CONFIG_FSL_SDHC_V2_3
   CONFIG_MAX_DSP_CPUS
   CONFIG_MIU_2BIT_INTERLEAVED
   CONFIG_SERIAL_BOOT
   CONFIG_SPI_BOOTING
   CONFIG_X86EMU_RAW_IO

Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/arch/arm/include/asm/fsl_secure_boot.h b/arch/arm/include/asm/fsl_secure_boot.h
index a4f4961..6a9d198 100644
--- a/arch/arm/include/asm/fsl_secure_boot.h
+++ b/arch/arm/include/asm/fsl_secure_boot.h
@@ -9,21 +9,6 @@
 
 #ifdef CONFIG_CHAIN_OF_TRUST
 #ifndef CONFIG_SPL_BUILD
-#ifndef CONFIG_SYS_RAMBOOT
-/* The key used for verification of next level images
- * is picked up from an Extension Table which has
- * been verified by the ISBC (Internal Secure boot Code)
- * in boot ROM of the SoC.
- * The feature is only applicable in case of NOR boot and is
- * not applicable in case of RAMBOOT (NAND, SD, SPI).
- * For LS, this feature is available for all device if IE Table
- * is copied to XIP memory
- * Also, for LS, ISBC doesn't verify this table.
- */
-#define CONFIG_FSL_ISBC_KEY_EXT
-
-#endif
-
 #ifdef CONFIG_FSL_LS_PPA
 /* Define the key hash here if SRK used for signing PPA image is
  * different from SRK hash put in SFP used for U-Boot.
diff --git a/arch/arm/mach-exynos/Kconfig b/arch/arm/mach-exynos/Kconfig
index 383af83..8f3aee0 100644
--- a/arch/arm/mach-exynos/Kconfig
+++ b/arch/arm/mach-exynos/Kconfig
@@ -4,6 +4,9 @@
 	def_bool y
 	depends on !TARGET_SMDKV310 && !TARGET_ARNDALE
 
+config SPI_BOOTING
+	bool
+
 config USB_BOOTING
 	bool
 
@@ -27,6 +30,7 @@
 	select BOARD_EARLY_INIT_F
 	select CPU_V7A
 	select SHA_HW_ACCEL
+	select SPI_BOOTING if EXYNOS5_DT
 	select USB_BOOTING
 	imply CMD_HASH
 	imply CRC32_VERIFY