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>

Kconfig

@@ -70,8 +70,12 @@ config TPL_BUILD
 	depends on $KCONFIG_OBJDIR="tpl"
 	default y
 
+config SUPPORT_SPL
+	bool
+
 config SPL
 	bool
+	depends on SUPPORT_SPL
 	prompt "Enable SPL" if !SPL_BUILD
 	default y if SPL_BUILD
 	help

arch/arm/Kconfig

@@ -158,12 +158,14 @@ config TARGET_MX25PDK
 
 config TARGET_TX25
 	bool "Support tx25"
+	select SUPPORT_SPL
 
 config TARGET_ZMX25
 	bool "Support zmx25"
 
 config TARGET_APF27
 	bool "Support apf27"
+	select SUPPORT_SPL
 
 config TARGET_IMX27LITE
 	bool "Support imx27lite"
@@ -173,30 +175,39 @@ config TARGET_MAGNESIUM
 
 config TARGET_APX4DEVKIT
 	bool "Support apx4devkit"
+	select SUPPORT_SPL
 
 config TARGET_XFI3
 	bool "Support xfi3"
+	select SUPPORT_SPL
 
 config TARGET_M28EVK
 	bool "Support m28evk"
+	select SUPPORT_SPL
 
 config TARGET_MX23EVK
 	bool "Support mx23evk"
+	select SUPPORT_SPL
 
 config TARGET_MX28EVK
 	bool "Support mx28evk"
+	select SUPPORT_SPL
 
 config TARGET_MX23_OLINUXINO
 	bool "Support mx23_olinuxino"
+	select SUPPORT_SPL
 
 config TARGET_BG0900
 	bool "Support bg0900"
+	select SUPPORT_SPL
 
 config TARGET_SANSA_FUZE_PLUS
 	bool "Support sansa_fuze_plus"
+	select SUPPORT_SPL
 
 config TARGET_SC_SPS_1
 	bool "Support sc_sps_1"
+	select SUPPORT_SPL
 
 config ARCH_NOMADIK
 	bool "ST-Ericsson Nomadik"
@@ -221,6 +232,7 @@ config TARGET_SPEAR600
 
 config TARGET_X600
 	bool "Support x600"
+	select SUPPORT_SPL
 
 config ARCH_VERSATILE
 	bool "ARM Ltd. Versatile family"
@@ -239,6 +251,7 @@ config TARGET_MX31ADS
 
 config TARGET_MX31PDK
 	bool "Support mx31pdk"
+	select SUPPORT_SPL
 
 config TARGET_TT01
 	bool "Support tt01"
@@ -251,6 +264,7 @@ config TARGET_WOODBURN
 
 config TARGET_WOODBURN_SD
 	bool "Support woodburn_sd"
+	select SUPPORT_SPL
 
 config TARGET_FLEA3
 	bool "Support flea3"
@@ -281,54 +295,71 @@ config TARGET_VEXPRESS_CA9X4
 
 config TARGET_KWB
 	bool "Support kwb"
+	select SUPPORT_SPL
 
 config TARGET_TSERIES
 	bool "Support tseries"
+	select SUPPORT_SPL
 
 config TARGET_CM_T335
 	bool "Support cm_t335"
+	select SUPPORT_SPL
 
 config TARGET_PEPPER
 	bool "Support pepper"
+	select SUPPORT_SPL
 
 config TARGET_AM335X_IGEP0033
 	bool "Support am335x_igep0033"
+	select SUPPORT_SPL
 
 config TARGET_PCM051
 	bool "Support pcm051"
+	select SUPPORT_SPL
 
 config TARGET_DRACO
 	bool "Support draco"
+	select SUPPORT_SPL
 
 config TARGET_DXR2
 	bool "Support dxr2"
+	select SUPPORT_SPL
 
 config TARGET_PXM2
 	bool "Support pxm2"
+	select SUPPORT_SPL
 
 config TARGET_RUT
 	bool "Support rut"
+	select SUPPORT_SPL
 
 config TARGET_PENGWYN
 	bool "Support pengwyn"
+	select SUPPORT_SPL
 
 config TARGET_AM335X_EVM
 	bool "Support am335x_evm"
+	select SUPPORT_SPL
 
 config TARGET_AM43XX_EVM
 	bool "Support am43xx_evm"
+	select SUPPORT_SPL
 
 config TARGET_TI814X_EVM
 	bool "Support ti814x_evm"
+	select SUPPORT_SPL
 
 config TARGET_TI816X_EVM
 	bool "Support ti816x_evm"
+	select SUPPORT_SPL
 
 config TARGET_SAMA5D3_XPLAINED
 	bool "Support sama5d3_xplained"
+	select SUPPORT_SPL
 
 config TARGET_SAMA5D3XEK
 	bool "Support sama5d3xek"
+	select SUPPORT_SPL
 
 config TARGET_BCM28155_AP
 	bool "Support bcm28155_ap"
@@ -350,9 +381,11 @@ config ARCH_HIGHBANK
 
 config ARCH_KEYSTONE
 	bool "TI Keystone"
+	select SUPPORT_SPL
 
 config TARGET_M53EVK
 	bool "Support m53evk"
+	select SUPPORT_SPL
 
 config TARGET_IMA3_MX53
 	bool "Support ima3-mx53"
@@ -416,6 +449,7 @@ config TARGET_MX6SXSABRESD
 
 config TARGET_GW_VENTANA
 	bool "Support gw_ventana"
+	select SUPPORT_SPL
 
 config TARGET_HUMMINGBOARD
 	bool "Support hummingboard"
@@ -431,33 +465,42 @@ config OMAP34XX
 
 config OMAP44XX
 	bool "OMAP44XX SoC"
+	select SUPPORT_SPL
 
 config OMAP54XX
 	bool "OMAP54XX SoC"
+	select SUPPORT_SPL
 
 config RMOBILE
 	bool "Renesas ARM SoCs"
 
 config TARGET_CM_FX6
 	bool "Support cm_fx6"
+	select SUPPORT_SPL
 
 config TARGET_SOCFPGA_CYCLONE5
 	bool "Support socfpga_cyclone5"
+	select SUPPORT_SPL
 
 config TARGET_SUN4I
 	bool "Support sun4i"
+	select SUPPORT_SPL
 
 config TARGET_SUN5I
 	bool "Support sun5i"
+	select SUPPORT_SPL
 
 config TARGET_SUN6I
 	bool "Support sun6i"
+	select SUPPORT_SPL
 
 config TARGET_SUN7I
 	bool "Support sun7i"
+	select SUPPORT_SPL
 
 config TARGET_SUN8I
 	bool "Support sun8i"
+	select SUPPORT_SPL
 
 config TARGET_SNOWBALL
 	bool "Support snowball"
@@ -470,9 +513,11 @@ config TARGET_VF610TWR
 
 config ZYNQ
 	bool "Xilinx Zynq Platform"
+	select SUPPORT_SPL
 
 config TEGRA
 	bool "NVIDIA Tegra"
+	select SUPPORT_SPL
 	select SPL
 	select OF_CONTROL if !SPL_BUILD
 
@@ -508,6 +553,7 @@ config TARGET_PALMTC
 
 config TARGET_PALMTREO680
 	bool "Support palmtreo680"
+	select SUPPORT_SPL
 
 config TARGET_PXA255_IDP
 	bool "Support pxa255_idp"
@@ -517,6 +563,7 @@ config TARGET_TRIZEPSIV
 
 config TARGET_VPAC270
 	bool "Support vpac270"
+	select SUPPORT_SPL
 
 config TARGET_XAENIAX
 	bool "Support xaeniax"
@@ -535,6 +582,7 @@ config TARGET_JORNADA
 
 config ARCH_UNIPHIER
 	bool "Panasonic UniPhier platform"
+	select SUPPORT_SPL
 
 endchoice
 

arch/arm/cpu/arm926ejs/davinci/Kconfig

@@ -8,18 +8,22 @@ config TARGET_ENBW_CMC
 
 config TARGET_IPAM390
 	bool "IPAM390 board"
+	select SUPPORT_SPL
 
 config TARGET_DA830EVM
 	bool "DA830 EVM board"
 
 config TARGET_DA850EVM
 	bool "DA850 EVM board"
+	select SUPPORT_SPL
 
 config TARGET_CAM_ENC_4XX
 	bool "CAM ENC 4xx board"
+	select SUPPORT_SPL
 
 config TARGET_HAWKBOARD
 	bool "Hawkboard"
+	select SUPPORT_SPL
 
 config TARGET_DAVINCI_DM355EVM
 	bool "DM355 EVM board"

arch/arm/cpu/armv7/exynos/Kconfig

@@ -4,6 +4,7 @@ choice
 	prompt "EXYNOS board select"
 
 config TARGET_SMDKV310
+	select SUPPORT_SPL
 	bool "Exynos4210 SMDKV310 board"
 	select OF_CONTROL if !SPL_BUILD
 
@@ -15,6 +16,7 @@ config TARGET_S5PC210_UNIVERSAL
 
 config TARGET_ORIGEN
 	bool "Exynos4412 Origen board"
+	select SUPPORT_SPL
 
 config TARGET_TRATS2
 	bool "Exynos4412 Trat2 board"
@@ -24,22 +26,27 @@ config TARGET_ODROID
 
 config TARGET_ARNDALE
 	bool "Exynos5250 Arndale board"
+	select SUPPORT_SPL
 	select OF_CONTROL if !SPL_BUILD
 
 config TARGET_SMDK5250
 	bool "SMDK5250 board"
+	select SUPPORT_SPL
 	select OF_CONTROL if !SPL_BUILD
 
 config TARGET_SNOW
 	bool "Snow board"
+	select SUPPORT_SPL
 	select OF_CONTROL if !SPL_BUILD
 
 config TARGET_SMDK5420
 	bool "SMDK5420 board"
+	select SUPPORT_SPL
 	select OF_CONTROL if !SPL_BUILD
 
 config TARGET_PEACH_PIT
 	bool "Peach Pi board"
+	select SUPPORT_SPL
 	select OF_CONTROL if !SPL_BUILD
 
 endchoice

arch/arm/cpu/armv7/omap3/Kconfig

@@ -5,57 +5,71 @@ choice
 
 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_NOKIA_RX51
 
 config TARGET_TAO3530
 	bool "TAO3530"
+	select SUPPORT_SPL
 
 config TARGET_TWISTER
 	bool "Twister"
+	select SUPPORT_SPL
 
 endchoice
 

arch/microblaze/Kconfig

@@ -9,6 +9,7 @@ choice
 
 config TARGET_MICROBLAZE_GENERIC
 	bool "Support microblaze-generic"
+	select SUPPORT_SPL
 
 endchoice
 

arch/powerpc/cpu/mpc5xxx/Kconfig

@@ -9,6 +9,7 @@ choice
 
 config TARGET_A3M071
 	bool "Support a3m071"
+	select SUPPORT_SPL
 
 config TARGET_A4M072
 	bool "Support a4m072"

arch/powerpc/cpu/mpc83xx/Kconfig

@@ -24,6 +24,7 @@ config TARGET_MPC8308RDB
 
 config TARGET_MPC8313ERDB
 	bool "Support MPC8313ERDB"
+	select SUPPORT_SPL
 
 config TARGET_MPC8315ERDB
 	bool "Support MPC8315ERDB"

arch/powerpc/cpu/mpc85xx/Kconfig

@@ -15,15 +15,19 @@ config TARGET_SOCRATES
 
 config TARGET_B4860QDS
 	bool "Support B4860QDS"
+	select SUPPORT_SPL
 
 config TARGET_BSC9131RDB
 	bool "Support BSC9131RDB"
+	select SUPPORT_SPL
 
 config TARGET_BSC9132QDS
 	bool "Support BSC9132QDS"
+	select SUPPORT_SPL
 
 config TARGET_C29XPCIE
 	bool "Support C29XPCIE"
+	select SUPPORT_SPL
 
 config TARGET_P3041DS
 	bool "Support P3041DS"
@@ -69,18 +73,22 @@ config TARGET_MPC8572DS
 
 config TARGET_P1010RDB
 	bool "Support P1010RDB"
+	select SUPPORT_SPL
 
 config TARGET_P1022DS
 	bool "Support P1022DS"
+	select SUPPORT_SPL
 
 config TARGET_P1023RDB
 	bool "Support P1023RDB"
 
 config TARGET_P1_P2_RDB
 	bool "Support P1_P2_RDB"
+	select SUPPORT_SPL
 
 config TARGET_P1_P2_RDB_PC
 	bool "Support p1_p2_rdb_pc"
+	select SUPPORT_SPL
 
 config TARGET_P1_TWR
 	bool "Support p1_twr"
@@ -102,18 +110,22 @@ config TARGET_T1040QDS
 
 config TARGET_T104XRDB
 	bool "Support T104xRDB"
+	select SUPPORT_SPL
 
 config TARGET_T208XQDS
 	bool "Support T208xQDS"
+	select SUPPORT_SPL
 
 config TARGET_T208XRDB
 	bool "Support T208xRDB"
+	select SUPPORT_SPL
 
 config TARGET_T4240EMU
 	bool "Support T4240EMU"
 
 config TARGET_T4240QDS
 	bool "Support T4240QDS"
+	select SUPPORT_SPL
 
 config TARGET_T4240RDB
 	bool "Support T4240RDB"

arch/powerpc/cpu/ppc4xx/Kconfig

@@ -24,6 +24,7 @@ config TARGET_KORAT
 
 config TARGET_LWMON5
 	bool "Support lwmon5"
+	select SUPPORT_SPL
 
 config TARGET_PCS440EP
 	bool "Support pcs440ep"