ARM: S5P: Regoster clk_xusbxti clock for hsotg driver

The clk_xusbxti clock is added to the list of clocks to be
registred during boot time clock registration.

Signed-off-by: Thomas Abraham <thomas.ab@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
[ben-linux@fluff.org: edited title]
Signed-off-by: Ben Dooks <ben-linux@fluff.org>

arch/arm/plat-s5p/clock.c

@@ -148,6 +148,7 @@ static struct clk *s5p_clks[] __initdata = {
 	&clk_fout_vpll,
 	&clk_arm,
 	&clk_vpll,
+	&clk_xusbxti,
 };
 
 void __init s5p_register_clocks(unsigned long xtal_freq)