From 3dedf53bb16e27743e5d1f49dbfecf3e5897befa Mon Sep 17 00:00:00 2001 From: Matt Mackall Date: Tue, 28 Mar 2006 01:56:01 -0800 Subject: [PATCH] RTC: Remove RTC UIP synchronization on Sparc64 Signed-off-by: Matt Mackall Cc: "David S. Miller" Cc: Alessandro Zummo Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- arch/sparc64/kernel/time.c | 16 +--------------- 1 file changed, 1 insertion(+), 15 deletions(-) (limited to 'arch/sparc64') diff --git a/arch/sparc64/kernel/time.c b/arch/sparc64/kernel/time.c index 7d61f1bfd3d3..e55b5c6ece02 100644 --- a/arch/sparc64/kernel/time.c +++ b/arch/sparc64/kernel/time.c @@ -641,23 +641,8 @@ static void __init set_system_time(void) mon = MSTK_REG_MONTH(mregs); year = MSTK_CVT_YEAR( MSTK_REG_YEAR(mregs) ); } else { - int i; - /* Dallas 12887 RTC chip. */ - /* Stolen from arch/i386/kernel/time.c, see there for - * credits and descriptive comments. - */ - for (i = 0; i < 1000000; i++) { - if (CMOS_READ(RTC_FREQ_SELECT) & RTC_UIP) - break; - udelay(10); - } - for (i = 0; i < 1000000; i++) { - if (!(CMOS_READ(RTC_FREQ_SELECT) & RTC_UIP)) - break; - udelay(10); - } do { sec = CMOS_READ(RTC_SECONDS); min = CMOS_READ(RTC_MINUTES); @@ -666,6 +651,7 @@ static void __init set_system_time(void) mon = CMOS_READ(RTC_MONTH); year = CMOS_READ(RTC_YEAR); } while (sec != CMOS_READ(RTC_SECONDS)); + if (!(CMOS_READ(RTC_CONTROL) & RTC_DM_BINARY) || RTC_ALWAYS_BCD) { BCD_TO_BIN(sec); BCD_TO_BIN(min); -- cgit v1.2.3-59-g8ed1b