x86: Fix mrst sparse complaints

Fix these Sparse complaints:

  CHECK   arch/x86/platform/mrst/mrst.c
  arch/x86/platform/mrst/mrst.c:197:13: warning: symbol 'mrst_time_init' was not declared. Should it be static?
  arch/x86/platform/mrst/mrst.c:219:16: warning: symbol 'mrst_arch_setup' was not declared. Should it be static?
Acked-by: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: Roman Gezikov <roman.gezikov@atheros.com>
Cc: Joonas Viskari <joonas.viskari@atheros.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Allen Kao <allen.kao@atheros.com>
Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com>
Link: http://lkml.kernel.org/r/1304719209-26913-1-git-send-email-lrodriguez@atheros.comSigned-off-by: Ingo Molnar <mingo@elte.hu>

arch/x86/platform/mrst/mrst.c

@@ -194,7 +194,7 @@ static unsigned long __init mrst_calibrate_tsc(void)
 	return 0;
 }
 
-void __init mrst_time_init(void)
+static void __init mrst_time_init(void)
 {
 	sfi_table_parse(SFI_SIG_MTMR, NULL, NULL, sfi_parse_mtmr);
 	switch (mrst_timer_options) {
@@ -216,7 +216,7 @@ void __init mrst_time_init(void)
 	apbt_time_init();
 }
 
-void __cpuinit mrst_arch_setup(void)
+static void __cpuinit mrst_arch_setup(void)
 {
 	if (boot_cpu_data.x86 == 6 && boot_cpu_data.x86_model == 0x27)
 		__mrst_cpu_chip = MRST_CPU_CHIP_PENWELL;