[ARM] MXC: rework timer/clock initialisation

- rename mxc_clocks_init to architecture specific versions. This
  allows us to have more than one architecture compiled in.
- call mxc_timer_init from clock initialisation instead from board
  code

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

arch/arm/mach-mx3/clock.c

@@ -25,6 +25,7 @@
 #include <linux/io.h>
 #include <mach/clock.h>
 #include <mach/hardware.h>
+#include <mach/common.h>
 #include <asm/div64.h>
 
 #include "crm_regs.h"
@@ -1071,7 +1072,7 @@ static struct clk *mxc_clks[] = {
 	&iim_clk,
 };
 
-int __init mxc_clocks_init(unsigned long fref)
+int __init mx31_clocks_init(unsigned long fref)
 {
 	u32 reg;
 	struct clk **clkp;
@@ -1121,6 +1122,8 @@ int __init mxc_clocks_init(unsigned long fref)
 		__raw_writel(reg, MXC_CCM_PMCR1);
 	}
 
+	mxc_timer_init(&ipg_clk);
+
 	return 0;
 }