x86: kconfig: Select ARCH_MISC_INIT in the platform Kconfig

arch_misc_init() is intended to do architecture-dependent stuff.
This is required by each platform.

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
diff --git a/arch/x86/cpu/baytrail/Kconfig b/arch/x86/cpu/baytrail/Kconfig
index 216d7d7..ac27e7a 100644
--- a/arch/x86/cpu/baytrail/Kconfig
+++ b/arch/x86/cpu/baytrail/Kconfig
@@ -7,6 +7,7 @@
 config INTEL_BAYTRAIL
 	bool
 	select HAVE_FSP if !EFI
+	select ARCH_MISC_INIT if !EFI
 	imply ENV_IS_IN_SPI_FLASH
 	imply HAVE_INTEL_ME if !EFI