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9 Commits

Author SHA1 Message Date
Mike Frysinger 095b9d546f Blackfin RTC driver: convert sync wait to use the irq write complete notice 
- thus clearing out the need for spin locks
 - add a small optimization for reading of the rtc field

Signed-off-by: Mike Frysinger <michael.frysinger@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
Acked-by: Alessandro Zummo <alessandro.zummo@towertech.it>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
 2008-02-06 10:41:14 -08:00
Mike Frysinger 48c1a56b4b Blackfin RTC driver: shave off another memcpy() by using assignment. 
Signed-off-by: Mike Frysinger <michael.frysinger@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
Acked-by: Alessandro Zummo <alessandro.zummo@towertech.it>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
 2008-02-06 10:41:14 -08:00
Mike Frysinger 68db30472d Blackfin RTC driver: read_alarm() checks the enabled field, not the pending field. 
also, dont bother using memcpy since we can just do an assignment of the same structure.

Signed-off-by: Mike Frysinger <michael.frysinger@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
Acked-by: Alessandro Zummo <alessandro.zummo@towertech.it>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
 2008-02-06 10:41:14 -08:00
Mike Frysinger 5438de4422 Blackfin RTC driver: use dev_dbg() rather than pr_stamp() 
Signed-off-by: Mike Frysinger <michael.frysinger@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
Acked-by: Alessandro Zummo <alessandro.zummo@towertech.it>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
 2008-02-06 10:41:14 -08:00
Mike Frysinger 640611608f Blackfin RTC driver: cleanup proc handler (we dont need RTC reg dump now that we have MMR filesystem in sysfs) 
Signed-off-by: Mike Frysinger <michael.frysinger@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
Acked-by: Alessandro Zummo <alessandro.zummo@towertech.it>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
 2008-02-06 10:41:14 -08:00
Mike Frysinger d7827d889a Blackfin RTC driver: we pass in a (struct device*) to the irq handler, not a (struct platform_device*), so fix the irq handler 
Signed-off-by: Mike Frysinger <michael.frysinger@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
Acked-by: Alessandro Zummo <alessandro.zummo@towertech.it>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
 2008-02-06 10:41:13 -08:00
Mike Frysinger 5c236343eb Blackfin RTC driver: the frequency function is in units of Hz, not units of seconds, so lock our driver down to 1 Hz 
Signed-off-by: Mike Frysinger <michael.frysinger@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
Acked-by: Alessandro Zummo <alessandro.zummo@towertech.it>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
 2008-02-06 10:41:13 -08:00
Mike Frysinger 2c95cd71f8 Blackfin On-Chip RTC driver update for supporting BF54x 
Signed-off-by: Mike Frysinger <michael.frysinger@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
 2007-07-15 02:33:26 +08:00
Wu, Bryan 8cc75c9a14 Blackfin: on-chip RTC controller driver 
This patch implements the driver necessary use the Analog Devices Blackfin
processor's on-chip RTC controller.

Signed-off-by: Bryan Wu <bryan.wu@analog.com>
Cc: Alessandro Zummo <a.zummo@towertech.it>
Cc: David Brownell <david-b@pacbell.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
 2007-05-07 12:12:58 -07:00