[commit] r2480 - cpu/arm/mmp2

[repository service]

Author: wmb
Date: Mon Aug 29 03:22:55 2011
New Revision: 2480
URL: http://tracker.coreboot.org/trac/openfirmware/changeset/2480

Log:
OLPC XO-1.75 - Added some support to the RTC driver for testing wakeup from suspend.

Modified:
   cpu/arm/mmp2/rtc.fth

Modified: cpu/arm/mmp2/rtc.fth
==============================================================================
--- cpu/arm/mmp2/rtc.fth	Mon Aug 29 03:21:48 2011	(r2479)
+++ cpu/arm/mmp2/rtc.fth	Mon Aug 29 03:22:55 2011	(r2480)
@@ -9,6 +9,10 @@
 : int5-mask@  ( -- value )  h# 28.216c io@  ;
 : int5-status@  ( -- value )  h# 28.2154 io@  ;
 : enable-rtc  ( -- )  h# 81 h# 01.5000 io!  ;
+: enable-rtc-wakeup  ( -- )
+   h# 5.004c io@ h# 2.0010 or h# 5.004c io!
+   h# 5.104c io@ h# 2.0010 or h# 5.104c io!
+;
 : soc-rtc@  ( offset -- value )  h# 01.0000 + io@  ;
 : soc-rtc!  ( value offset -- value )  h# 01.0000 + io!  ;
 : take-alarm  ( -- )
@@ -16,10 +20,12 @@
     0 8 soc-rtc!
    int5-mask@ 1 or int5-mask!  \ Mask alarm
 ;
-: alarm-in-5  ( -- )
+: alarm-in-3  ( -- )
    enable-rtc                          \ Turn on clocks
+   
    int5-mask@ 1 invert and int5-mask!  \ Unmask alarm
-   0 soc-rtc@  d# 5 +  4 soc-rtc!      \ Set alarm for 5 seconds from now
+   enable-rtc-wakeup
+   0 soc-rtc@  d# 3 +  4 soc-rtc!      \ Set alarm for 3 seconds from now
    7 8 soc-rtc!                        \ Ack old interrupts and enable new ones
    ['] take-alarm 5 interrupt-handler!
    5 enable-interrupt