r...@lists.infradead.org; linux-kernel@vger.kernel.org; Alexandre Belloni
>
> Subject: [PATCH 2/4] watchdog: sama5d4: fix race condition
>
> WDT_MR and WDT_CR must not updated within three slow clock periods after
> the last ping (write to WDT_CR or WDT_MR). Ensure enough time has e
On 03/02/2017 09:31 AM, Alexandre Belloni wrote:
WDT_MR and WDT_CR must not updated within three slow clock periods after
the last ping (write to WDT_CR or WDT_MR). Ensure enough time has elapsed
before writing those registers.
wdt_write() waits for 4 periods to ensure at least 3 edges are seen b
WDT_MR and WDT_CR must not updated within three slow clock periods after
the last ping (write to WDT_CR or WDT_MR). Ensure enough time has elapsed
before writing those registers.
wdt_write() waits for 4 periods to ensure at least 3 edges are seen by the
IP.
Signed-off-by: Alexandre Belloni
---
d
On Thu, Mar 02, 2017 at 06:31:12PM +0100, Alexandre Belloni wrote:
> WDT_MR and WDT_CR must not updated within three slow clock periods after
> the last ping (write to WDT_CR or WDT_MR). Ensure enough time has elapsed
> before writing those registers.
> wdt_write() waits for 4 periods to ensure at
On 02/03/2017 at 09:42:24 -0800, Guenter Roeck wrote:
> On Thu, Mar 02, 2017 at 06:31:12PM +0100, Alexandre Belloni wrote:
> > WDT_MR and WDT_CR must not updated within three slow clock periods after
> > the last ping (write to WDT_CR or WDT_MR). Ensure enough time has elapsed
> > before writing th
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