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| Started by | "Yang, Wenyou" <Wenyou.Yang@atmel.com> |
|---|---|
| First post | 2015-08-28 03:40 +0200 |
| Last post | 2015-08-28 05:00 +0200 |
| Articles | 2 — 2 participants |
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RE: [PATCH v6 1/2] drivers: watchdog: add a driver to support SAMA5D4 watchdog timer "Yang, Wenyou" <Wenyou.Yang@atmel.com> - 2015-08-28 03:40 +0200
Re: [PATCH v6 1/2] drivers: watchdog: add a driver to support SAMA5D4 watchdog timer Guenter Roeck <linux@roeck-us.net> - 2015-08-28 05:00 +0200
| From | "Yang, Wenyou" <Wenyou.Yang@atmel.com> |
|---|---|
| Date | 2015-08-28 03:40 +0200 |
| Subject | RE: [PATCH v6 1/2] drivers: watchdog: add a driver to support SAMA5D4 watchdog timer |
| Message-ID | <q2gO5-5gI-3@gated-at.bofh.it> |
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| From | Guenter Roeck <linux@roeck-us.net> |
|---|---|
| Date | 2015-08-28 05:00 +0200 |
| Subject | Re: [PATCH v6 1/2] drivers: watchdog: add a driver to support SAMA5D4 watchdog timer |
| Message-ID | <q2i3w-74T-1@gated-at.bofh.it> |
| In reply to | #1215048 |
On 08/27/2015 06:30 PM, Yang, Wenyou wrote: > > >> -----Original Message----- >> From: Guenter Roeck [mailto:linux@roeck-us.net] >> Sent: 2015年8月7日 23:26 >> To: Yang, Wenyou; wim@iguana.be; robh+dt@kernel.org; pawel.moll@arm.com; >> mark.rutland@arm.com; ijc+devicetree@hellion.org.uk; galak@codeaurora.org >> Cc: sylvain.rochet@finsecur.com; Ferre, Nicolas; boris.brezillon@free- >> electrons.com; devicetree@vger.kernel.org; linux-kernel@vger.kernel.org; linux- >> watchdog@vger.kernel.org >> 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 <wenyou.yang@atmel.com> >> >> Reviewed-by: Guenter Roeck <linux@roeck-us.net> > > Hi Vim, > > Can this patch series be merged? Could you please? > It is included in the pull request I sent to Wim last week. Guenter -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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