ARM: u300: register I2C bus drivers from device tree

This adds the two I2C busses to the device tree so these
probe properly.

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
diff --git a/arch/arm/mach-u300/core.c b/arch/arm/mach-u300/core.c
index a210b1c..abe9704 100644
--- a/arch/arm/mach-u300/core.c
+++ b/arch/arm/mach-u300/core.c
@@ -714,6 +714,10 @@
 		"uart0", &uart0_plat_data),
 	OF_DEV_AUXDATA("arm,primecell", U300_UART1_BASE,
 		"uart1", &uart1_plat_data),
+	OF_DEV_AUXDATA("st,ddci2c", U300_I2C0_BASE,
+		"stu300.0", NULL),
+	OF_DEV_AUXDATA("st,ddci2c", U300_I2C1_BASE,
+		"stu300.1", NULL),
 	OF_DEV_AUXDATA("arm,primecell", U300_MMCSD_BASE,
 		"mmci", &mmcsd_platform_data),
 	{ /* sentinel */ },