[commit] r2976 - cpu/arm/olpc - openfirmware

15 May 2012

Author: quozl
Date: Tue May 15 13:23:11 2012
New Revision: 2976
URL: http://tracker.coreboot.org/trac/openfirmware/changeset/2976
Log:
OLPC XO-1.75 - clear the Open Firmware century register in the IDT1338 or DS1338 RTC when power on reset is detected.
Modified:
   cpu/arm/olpc/rtc.fth
Modified: cpu/arm/olpc/rtc.fth
==============================================================================

--- cpu/arm/olpc/rtc.fth	Sat May 12 04:47:45 2012	(r2975)
+++ cpu/arm/olpc/rtc.fth	Tue May 15 13:23:11 2012	(r2976)
@@ -29,6 +29,8 @@
\ Ensure that the Clock Halt bit is off
    dup h# 80 and  if           ( value )
+      \ Clear century
+      h# 20 8 rtc!
       \ Turn off Clock Halt
       h# 7f and 0 rtc!         ( )
       \ Verify that it went off

    