improve rtc driver to fix some problem:
authorluowei <lw@rock-chips.com>
Thu, 5 Sep 2013 01:37:05 +0000 (09:37 +0800)
committerluowei <lw@rock-chips.com>
Thu, 5 Sep 2013 01:38:12 +0000 (09:38 +0800)
commit732bdd052a142bfcba651510a1dbbe748fb223eb
treef23fca566a12dc5309ebed5d2b691886ce84fb98
parent751d4067e41867fd13a8a48809cf3757a0b6beda
improve rtc driver to fix some problem:
    1. delete wake lock operation to reduce power;
    2. use time instead of alarm while less 255s to support second alarm;
    3. change to use threaded_irq and add rtc_update_irq support.
drivers/rtc/rtc-HYM8563.c