ARM: S3C64XX: Add clock for i2c1

The clock for i2c1 has been missing for a while, add it to the list of
clocks for the system and ensure it is initialised at startup.
Signed-off-by: NBen Dooks <ben-linux@fluff.org>
Signed-off-by: NMark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: NKukjin Kim <kgene.kim@samsung.com>

arch/arm/mach-s3c64xx/clock.c

@@ -150,6 +150,12 @@ static struct clk init_clocks_off[] = {
 		.parent		= &clk_p,
 		.enable		= s3c64xx_pclk_ctrl,
 		.ctrlbit	= S3C_CLKCON_PCLK_IIC,
+	}, {
+		.name		= "i2c",
+		.id		= 1,
+		.parent		= &clk_p,
+		.enable		= s3c64xx_pclk_ctrl,
+		.ctrlbit	= S3C6410_CLKCON_PCLK_I2C1,
 	}, {
 		.name		= "iis",
 		.id		= 0,