[ARM] S3C64XX: Clock support for S3C6400/S3C6410

Add the PLL clock initialisation and clock registration
and include the clocks sourced via CLKDIVx for most of
the on-chip peripherals.

Signed-off-by: Ben Dooks <ben-linux@fluff.org>
diff --git a/arch/arm/plat-s3c64xx/clock.c b/arch/arm/plat-s3c64xx/clock.c
index e7c2994..2d2e83a 100644
--- a/arch/arm/plat-s3c64xx/clock.c
+++ b/arch/arm/plat-s3c64xx/clock.c
@@ -67,7 +67,7 @@
 	return s3c64xx_gate(S3C_HCLK_GATE, clk, enable);
 }
 
-static int s3c6xx_sclk_ctrl(struct clk *clk, int enable)
+int s3c64xx_sclk_ctrl(struct clk *clk, int enable)
 {
 	return s3c64xx_gate(S3C_SCLK_GATE, clk, enable);
 }