[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>
diff --git a/arch/arm/mach-mx1/clock.c b/arch/arm/mach-mx1/clock.c
index 3c46433..40a2274 100644
--- a/arch/arm/mach-mx1/clock.c
+++ b/arch/arm/mach-mx1/clock.c
@@ -25,6 +25,7 @@
 
 #include <mach/clock.h>
 #include <mach/hardware.h>
+#include <mach/common.h>
 #include "crm_regs.h"
 
 static int _clk_enable(struct clk *clk)
@@ -594,7 +595,7 @@
 	&rtc_clk,
 };
 
-int __init mxc_clocks_init(unsigned long fref)
+int __init mx1_clocks_init(unsigned long fref)
 {
 	struct clk **clkp;
 	unsigned int reg;
@@ -625,5 +626,7 @@
 	clk_enable(&hclk);
 	clk_enable(&fclk);
 
+	mxc_timer_init(&gpt_clk);
+
 	return 0;
 }