linux-kernel - Re: [PATCH net v2 0/2] net: mvpp2: Fix hangs when starting some interfaces on 7k/8k

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Message-Id: <20180427.112321.1722845947622725407.davem@davemloft.net>
Date:   Fri, 27 Apr 2018 11:23:21 -0400 (EDT)
From:   David Miller <davem@...emloft.net>
To:     maxime.chevallier@...tlin.com
Cc:     netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        antoine.tenart@...tlin.com, thomas.petazzoni@...tlin.com,
        gregory.clement@...tlin.com, miquel.raynal@...tlin.com,
        nadavh@...vell.com, stefanc@...vell.com, ymarkman@...vell.com,
        mw@...ihalf.com, linux@...linux.org.uk,
        linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH net v2 0/2] net: mvpp2: Fix hangs when starting some
 interfaces on 7k/8k

From: Maxime Chevallier <maxime.chevallier@...tlin.com>
Date: Wed, 25 Apr 2018 20:21:15 +0200

> Armada 7K / 8K clock management has recently been reworked, see :
> 
> commit c7e92def1ef4 ("clk: mvebu: cp110: Fix clock tree representation")
> 
> I have been experiencing overall system hangs on MacchiatoBin when starting
> the eth1 interface since then. It turns out some clocks dependencies were
> missing in the PPv2 and xmdio driver, the clock rework made this visible.
> 
> This is the V2 series, that adds support for the missing 'MG Core clock' in
> mvpp2, and fixes an issue with the error path for the axi_clk.
> 
> Thanks to Gregory Clement for finding the root cause of this bug.
> 
> V2 : Remove all DT patches from this series, they will be merged through
>      the mvebu tree.

Series applied, thank you.