[MIPS] Deforest the function pointer jungle in the time code.

Hard to follow who is pointing what to where and why so it's simply getting
in the way of the time code renovation.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

arch/mips/sgi-ip22/ip22-setup.c

@@ -51,7 +51,6 @@ void ip22_do_break(void)
 EXPORT_SYMBOL(ip22_do_break);
 
 extern void ip22_be_init(void) __init;
-extern void ip22_time_init(void) __init;
 
 void __init plat_mem_setup(void)
 {
@@ -59,7 +58,6 @@ void __init plat_mem_setup(void)
 	char *cserial;
 
 	board_be_init = ip22_be_init;
-	ip22_time_init();
 
 	/* Init the INDY HPC I/O controller.  Need to call this before
 	 * fucking with the memory controller because it needs to know the