kconfig: add CONFIG_SUPPORT_SPL

CONFIG_SPL should not be enabled for boards that do not have SPL.
CONFIG_SUPPORT_SPL introduced by this commit should be "select"ed
by boards with SPL support and CONFIG_SPL should depend on it.

Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
Acked-by: Simon Glass <sjg@chromium.org>
diff --git a/arch/arm/cpu/armv7/omap3/Kconfig b/arch/arm/cpu/armv7/omap3/Kconfig
index 4a48f84..53c0d24 100644
--- a/arch/arm/cpu/armv7/omap3/Kconfig
+++ b/arch/arm/cpu/armv7/omap3/Kconfig
@@ -5,57 +5,71 @@
 
 config TARGET_AM3517_EVM
 	bool "AM3517 EVM"
+	select SUPPORT_SPL
 
 config TARGET_MT_VENTOUX
 	bool "TeeJet Mt.Ventoux"
+	select SUPPORT_SPL
 
 config TARGET_OMAP3_SDP3430
 	bool "TI OMAP3430 SDP"
 
 config TARGET_OMAP3_BEAGLE
 	bool "TI OMAP3 BeagleBoard"
+	select SUPPORT_SPL
 
 config TARGET_CM_T35
 	bool "CompuLab CM-T3530 and CM-T3730 boards"
+	select SUPPORT_SPL
 
 config TARGET_DEVKIT8000
 	bool "TimLL OMAP3 Devkit8000"
+	select SUPPORT_SPL
 
 config TARGET_OMAP3_EVM
 	bool "TI OMAP3 EVM"
+	select SUPPORT_SPL
 
 config TARGET_OMAP3_EVM_QUICK_MMC
 	bool "TI OMAP3 EVM Quick MMC"
+	select SUPPORT_SPL
 
 config TARGET_OMAP3_EVM_QUICK_NAND
 	bool "TI OMAP3 EVM Quick NAND"
+	select SUPPORT_SPL
 
 config TARGET_OMAP3_IGEP00X0
 	bool "IGEP"
+	select SUPPORT_SPL
 
 config TARGET_OMAP3_OVERO
 	bool "OMAP35xx Gumstix Overo"
+	select SUPPORT_SPL
 
 config TARGET_OMAP3_ZOOM1
 	bool "TI Zoom1"
 
 config TARGET_AM3517_CRANE
 	bool "am3517_crane"
+	select SUPPORT_SPL
 
 config TARGET_OMAP3_PANDORA
 	bool "OMAP3 Pandora"
 
 config TARGET_ECO5PK
 	bool "ECO5PK"
+	select SUPPORT_SPL
 
 config TARGET_DIG297
 	bool "DIG297"
 
 config TARGET_TRICORDER
 	bool "Tricorder"
+	select SUPPORT_SPL
 
 config TARGET_MCX
 	bool "MCX"
+	select SUPPORT_SPL
 
 config TARGET_OMAP3_LOGIC
 	bool "OMAP3 Logic"
@@ -68,9 +82,11 @@
 
 config TARGET_TAO3530
 	bool "TAO3530"
+	select SUPPORT_SPL
 
 config TARGET_TWISTER
 	bool "Twister"
+	select SUPPORT_SPL
 
 endchoice