diff --git a/board/atmel/sama5d4_xplained/Kconfig b/board/atmel/sama5d4_xplained/Kconfig
index f6440c0b5adc4fa2d6c9cac58b778addf598192f..f320a68d3078f618960aa9ba7d40c7fe68bfb1c7 100644
--- a/board/atmel/sama5d4_xplained/Kconfig
+++ b/board/atmel/sama5d4_xplained/Kconfig
@@ -1,8 +1,5 @@
 if TARGET_SAMA5D4_XPLAINED
 
-config SYS_CPU
-	default "armv7"
-
 config SYS_BOARD
 	default "sama5d4_xplained"
 
diff --git a/board/atmel/sama5d4ek/Kconfig b/board/atmel/sama5d4ek/Kconfig
index a8898953d384e838c6b576fe0e622f11b71478cd..7dc569c411839ff0fd910c128ac150eccf4079fa 100644
--- a/board/atmel/sama5d4ek/Kconfig
+++ b/board/atmel/sama5d4ek/Kconfig
@@ -1,8 +1,5 @@
 if TARGET_SAMA5D4EK
 
-config SYS_CPU
-	default "armv7"
-
 config SYS_BOARD
 	default "sama5d4ek"
 
diff --git a/board/nvidia/nyan-big/Kconfig b/board/nvidia/nyan-big/Kconfig
index 6c42bb941ab8f3ca4a95c4277d1d827640b834b9..341c8d75c21c8a1b73a8b8f4608d1b174453c5df 100644
--- a/board/nvidia/nyan-big/Kconfig
+++ b/board/nvidia/nyan-big/Kconfig
@@ -1,24 +1,12 @@
 if TARGET_NYAN_BIG
 
-config SYS_CPU
-	string
-	default "arm720t" if SPL_BUILD
-	default "armv7" if !SPL_BUILD
-
 config SYS_BOARD
-	string
 	default "nyan-big"
 
 config SYS_VENDOR
-	string
 	default "nvidia"
 
-config SYS_SOC
-	string
-	default "tegra124"
-
 config SYS_CONFIG_NAME
-	string
 	default "nyan-big"
 
 endif
diff --git a/board/samsung/smdk5420/Kconfig b/board/samsung/smdk5420/Kconfig
index ff28b1df7eaf0be61d91bfb031af65ea326eb454..a9d62fffa55ebfdbdfa1516a0c0fff7108237c4c 100644
--- a/board/samsung/smdk5420/Kconfig
+++ b/board/samsung/smdk5420/Kconfig
@@ -14,15 +14,12 @@ endif
 if TARGET_PEACH_PI
 
 config SYS_BOARD
-	string
 	default "smdk5420"
 
 config SYS_VENDOR
-	string
 	default "samsung"
 
 config SYS_CONFIG_NAME
-	string
 	default "peach-pi"
 
 endif
diff --git a/board/st/stv0991/Kconfig b/board/st/stv0991/Kconfig
index 8bda3499073b26bd4628c1eccc9efeec6f2b919d..007712f9c61de5fec6055411e334a893be729a07 100644
--- a/board/st/stv0991/Kconfig
+++ b/board/st/stv0991/Kconfig
@@ -1,23 +1,15 @@
 if TARGET_STV0991
 
-config SYS_CPU
-	string
-	default "armv7"
-
 config SYS_BOARD
-	string
 	default "stv0991"
 
 config SYS_VENDOR
-	string
 	default "st"
 
 config SYS_SOC
-	string
 	default "stv0991"
 
 config SYS_CONFIG_NAME
-	string
 	default "stv0991"
 
 endif
diff --git a/board/sunxi/Kconfig b/board/sunxi/Kconfig
index 246cd9a1a708df0d42892586d4db6188c3c75b36..5ae491d7380386ec48f4aaf63fe5ec21ba6d0223 100644
--- a/board/sunxi/Kconfig
+++ b/board/sunxi/Kconfig
@@ -33,7 +33,6 @@ config MACH_SUN8I
 endchoice
 
 config SYS_CONFIG_NAME
-	string
 	default "sun4i" if MACH_SUN4I
 	default "sun5i" if MACH_SUN5I
 	default "sun6i" if MACH_SUN6I