ARM: shmobile: Select USE_OF on EMEV2

Now when the legacy KZM9D board code is gone, make sure
USE_OF is selected in case of the EMEV2 SoC.

Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
diff --git a/arch/arm/mach-shmobile/Kconfig b/arch/arm/mach-shmobile/Kconfig
index 564e0ad..180b71f 100644
--- a/arch/arm/mach-shmobile/Kconfig
+++ b/arch/arm/mach-shmobile/Kconfig
@@ -108,6 +108,7 @@
 	select ARCH_WANT_OPTIONAL_GPIOLIB
 	select ARM_GIC
 	select CPU_V7
+	select USE_OF
 
 config ARCH_R7S72100
 	bool "RZ/A1H (R7S72100)"