> -----Original Message----- > From: Guenter Roeck [mailto:[email protected]] > Sent: 2015年8月7日 23:26 > To: Yang, Wenyou; [email protected]; [email protected]; [email protected]; > [email protected]; [email protected]; [email protected] > Cc: [email protected]; Ferre, Nicolas; boris.brezillon@free- > electrons.com; [email protected]; [email protected]; > linux- > [email protected] > Subject: Re: [PATCH v6 1/2] drivers: watchdog: add a driver to support SAMA5D4 > watchdog timer > > On 08/06/2015 03:16 AM, Wenyou Yang wrote: > >>From SAMA5D4, the watchdog timer is upgrated with a new feature, > > which is describled as in the datasheet, "WDT_MR can be written until > > a LOCKMR command is issued in WDT_CR". > > That is to say, as long as the bootstrap and u-boot don't issue a > > LOCKMR command, WDT_MR can be written more than once in the driver. > > > > So the SAMA5D4 watchdog driver's implementation is different from the > > at91sam9260 watchdog driver implemented in file at91sam9_wdt.c. > > The user application open the device file to enable the watchdog timer > > hardware, and close to disable it, and set the watchdog timer timeout > > by seting WDV and WDD fields of WDT_MR register, and ping the watchdog > > by issuing WDRSTT command to WDT_CR register with hard-coded key. > > > > Signed-off-by: Wenyou Yang <[email protected]> > > Reviewed-by: Guenter Roeck <[email protected]>
Hi Vim, Can this patch series be merged? Could you please? Best Regards, Wenyou Yang
