From: Xunlei Pang Date: Fri, 12 Jun 2015 03:10:16 +0000 (+0800) Subject: rtc: NTP: Add CONFIG_RTC_SYSTOHC_DEVICE for NTP synchronization X-Git-Tag: omap-for-v4.2/fixes-rc1^2~107^2~13 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9c5150b31b49e3d89c52df9b1c1ebcea4e665ec3;p=pandora-kernel.git rtc: NTP: Add CONFIG_RTC_SYSTOHC_DEVICE for NTP synchronization Currently, CONFIG_RTC_SYSTOHC uses CONFIG_RTC_HCTOSYS_DEVICE which is originally used by CONFIG_RTC_HCTOSYS, but this rtc device has some limiations, for example, it must be battery-backed, be able to work with irq off and through system suspension, etc. So add CONFIG_RTC_SYSTOHC_DEVICE used exclusively for CONFIG_RTC_SYSTOHC, it is more lenient compared to CONFIG_RTC_HCTOSYS_DEVICE, and could be assigned any available RTC in the system. Default value is CONFIG_RTC_HCTOSYS_DEVICE which is "rtc0" by default. After this patch, NTP will sync up "rtc0" by default. Cc: Paul Bolle Signed-off-by: Xunlei Pang Signed-off-by: Alexandre Belloni --- Reading git-diff-tree failed