ARM: OMAP2+: Select PINCTRL_TI_IODELAY for SOC_DRA7XX

PINCTRL_TI_IODELAY should be enabled so that "pinctrl_dev" can be created
for pinctrl entries populated with iodelay values in device tree data.
Select PINCTRL_TI_IODELAY for SOC_DRA7XX here.

Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig
index 0465338..e31a5a2 100644
--- a/arch/arm/mach-omap2/Kconfig
+++ b/arch/arm/mach-omap2/Kconfig
@@ -87,6 +87,7 @@
 	select OMAP_INTERCONNECT_BARRIER
 	select PM_OPP if PM
 	select ZONE_DMA if ARM_LPAE
+	select PINCTRL_TI_IODELAY if OF && PINCTRL
 
 config ARCH_OMAP2PLUS
 	bool