[ARM] S3C64XX: Add initial clock framework

Add the initial clocks definitions for the s3c6400
and s3c6410. Move the epll and ext clock from the
s3c2443 support into the common code.

Signed-off-by: Ben Dooks <ben-linux@fluff.org>

arch/arm/plat-s3c/clock.c

@@ -239,6 +239,16 @@ struct clk clk_xtal = {
 	.ctrlbit	= 0,
 };
 
+struct clk clk_ext = {
+	.name		= "ext",
+	.id		= -1,
+};
+
+struct clk clk_epll = {
+	.name		= "epll",
+	.id		= -1,
+};
+
 struct clk clk_mpll = {
 	.name		= "mpll",
 	.id		= -1,