[PATCH v2] net/macb: fix ISR clear-on-write behavior only for some SoC
davem at davemloft.net
Tue May 14 16:04:50 EDT 2013
From: Jean-Christophe PLAGNIOL-VILLARD <plagnioj at jcrosoft.com>
Date: Tue, 14 May 2013 18:24:50 +0200
> On 15:00 Tue 14 May , Nicolas Ferre wrote:
>> Commit 749a2b6 (net/macb: clear tx/rx completion flags in ISR)
>> introduces clear-on-write on ISR register. This behavior is not always
>> implemented when using Cadence MACB/GEM and is breaking other platforms.
>> We are using the Design Configuration Register 1 information and a capability
>> property to actually activate this clear-on-write behavior on ISR.
>> Reported-by: Hein Tibosch <hein_tibosch at yahoo.es>
>> Signed-off-by: Nicolas Ferre <nicolas.ferre at atmel.com>
> Acked-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj at jcrosoft.com>
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