brcm2708: add missing config symbols

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>

target/linux/brcm2708/bcm2708/config-4.4

@@ -267,12 +267,15 @@ CONFIG_OABI_COMPAT=y
 CONFIG_OF=y
 CONFIG_OF_ADDRESS=y
 CONFIG_OF_CONFIGFS=y
+CONFIG_OF_DYNAMIC=y
 CONFIG_OF_EARLY_FLATTREE=y
 CONFIG_OF_FLATTREE=y
 CONFIG_OF_GPIO=y
 CONFIG_OF_IRQ=y
 CONFIG_OF_NET=y
+CONFIG_OF_OVERLAY=y
 CONFIG_OF_RESERVED_MEM=y
+CONFIG_OF_RESOLVE=y
 CONFIG_OLD_SIGACTION=y
 CONFIG_OLD_SIGSUSPEND3=y
 CONFIG_PAGE_OFFSET=0xC0000000

target/linux/brcm2708/bcm2709/config-4.4

@@ -284,12 +284,15 @@ CONFIG_OABI_COMPAT=y
 CONFIG_OF=y
 CONFIG_OF_ADDRESS=y
 CONFIG_OF_CONFIGFS=y
+CONFIG_OF_DYNAMIC=y
 CONFIG_OF_EARLY_FLATTREE=y
 CONFIG_OF_FLATTREE=y
 CONFIG_OF_GPIO=y
 CONFIG_OF_IRQ=y
 CONFIG_OF_NET=y
+CONFIG_OF_OVERLAY=y
 CONFIG_OF_RESERVED_MEM=y
+CONFIG_OF_RESOLVE=y
 CONFIG_OLD_SIGACTION=y
 CONFIG_OLD_SIGSUSPEND3=y
 CONFIG_PAGE_OFFSET=0x80000000

target/linux/brcm2708/bcm2710/config-4.4

@@ -284,12 +284,15 @@ CONFIG_OABI_COMPAT=y
 CONFIG_OF=y
 CONFIG_OF_ADDRESS=y
 CONFIG_OF_CONFIGFS=y
+CONFIG_OF_DYNAMIC=y
 CONFIG_OF_EARLY_FLATTREE=y
 CONFIG_OF_FLATTREE=y
 CONFIG_OF_GPIO=y
 CONFIG_OF_IRQ=y
 CONFIG_OF_NET=y
+CONFIG_OF_OVERLAY=y
 CONFIG_OF_RESERVED_MEM=y
+CONFIG_OF_RESOLVE=y
 CONFIG_OLD_SIGACTION=y
 CONFIG_OLD_SIGSUSPEND3=y
 CONFIG_PAGE_OFFSET=0x80000000