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From:   Yixun Lan <yixun.lan@gmail.com>
Date:   Tue, 11 May 2021 08:53:58 +0000
Message-ID: <CALecT5jQ7_-d7j+MXrG++Bnr_wYmbWgCK20Ju5Pgjbu9xmwQBA@mail.gmail.com>
Subject: Re: [PATCH v7 0/5] clk: add driver for the SiFive FU740
To:     Zong Li <zong.li@sifive.com>
Cc:     Andreas Schwab <schwab@linux-m68k.org>,
        Paul Walmsley <paul.walmsley@sifive.com>,
        Palmer Dabbelt <palmer@dabbelt.com>,
        Stephen Boyd <sboyd@kernel.org>,
        Pragnesh Patel <pragnesh.patel@openfive.com>,
        Albert Ou <aou@eecs.berkeley.edu>,
        Michael Turquette <mturquette@baylibre.com>,
        "linux-kernel@vger.kernel.org List" <linux-kernel@vger.kernel.org>,
        linux-clk@vger.kernel.org,
        linux-riscv <linux-riscv@lists.infradead.org>
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On Wed, Apr 14, 2021 at 2:25 PM Zong Li <zong.li@sifive.com> wrote:
>
> On Mon, Apr 12, 2021 at 7:31 PM Andreas Schwab <schwab@linux-m68k.org> wr=
ote:
> >
> > On M=C3=A4r 31 2021, Zong Li wrote:
> >
> > > I found that the gemgxlpll was disabled immediately by power
> > > management after macb driver install. The mainline's defconfig doesn'=
t
> > > enable CONFIG_PM, so the network is fine on it. The opensuse defconfi=
g
> > > enables CONFIG_PM, and the patch
> > > 732374a0b440d9a79c8412f318a25cd37ba6f4e2 added the enable/disable
> > > callback functions, so the gemgxlpll PLL, I have no idea why power
> > > management disable it, I would keep trace it.
> >
> > Does that mean that CONFIG_PM also affects the FU740?
> >
>
> Yes, we got the same problem on the FU740. We are checking the issue.
>
Just a mild ping, any progress regarding this issue?

Yxun