ARM: S5PV310: Add I2C channel 3, 4, 5, 6, and 7 device support

S5PV310 and S5PC210 support more I2C devices than previous SoCs.
Add the device support code for them.

Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 80203dc..b2204d9 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -736,6 +736,7 @@
 	select HAVE_CLK
 	select GENERIC_CLOCKEVENTS
 	select HAVE_S3C_RTC
+	select HAVE_S3C2410_I2C
 	select HAVE_S3C2410_WATCHDOG
 	help
 	  Samsung S5PV310 series based systems