ARM: EXYNOS: Enable PCIe support for Exynos5440

Enable PCIe support for Exynos5440 which has two PCIe controllers.
Signed-off-by: NJingoo Han <jg1.han@samsung.com>
Acked-by: NKukjin Kim <kgene.kim@samsung.com>
Signed-off-by: NArnd Bergmann <arnd@arndb.de>

arch/arm/Kconfig

@@ -1397,6 +1397,7 @@ config PCI_HOST_ITE8152
 	select DMABOUNCE
 
 source "drivers/pci/Kconfig"
+source "drivers/pci/pcie/Kconfig"
 
 source "drivers/pcmcia/Kconfig"
 

arch/arm/mach-exynos/Kconfig

@@ -85,6 +85,8 @@ config SOC_EXYNOS5440
 	select ARCH_HAS_OPP
 	select ARM_ARCH_TIMER
 	select AUTO_ZRELADDR
+	select MIGHT_HAVE_PCI
+	select PCI_DOMAINS if PCI
 	select PINCTRL_EXYNOS5440
 	select PM_OPP
 	help