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From:   Andreas Schwab <schwab@linux-m68k.org>
To:     Zong Li <zong.li@sifive.com>
Cc:     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>
Subject: Re: [PATCH v7 0/5] clk: add driver for the SiFive FU740
References: <20201209094916.17383-1-zong.li@sifive.com>
        <87v99qyjaz.fsf@igel.home>
        <CANXhq0oLxFK1431WmTj5HRO5k_omYkQZCBTG+HORTk9=W_XyNg@mail.gmail.com>
        <CANXhq0p90Cgha_zLzxamK9mxmVPn3effh_cZq_CTLrcAkKZg2Q@mail.gmail.com>
        <87lfaj7cki.fsf@igel.home> <871rc4on36.fsf@igel.home>
        <CANXhq0pDge0BPgAjoLrX7Y2qtofb3dhV1_CPHBaCg0o4cEMrbQ@mail.gmail.com>
        <87a6qrk2pw.fsf@igel.home>
        <CANXhq0rOeAWnRYHAYKJfDeY4kYz6+5mU_dJSqU67+2p9u0STHQ@mail.gmail.com>
        <874kgyfetu.fsf@igel.home>
        <CANXhq0rE-ZcPBp02Pvozpk_s-j6NhxHUmso75uz6ji9bejO8gA@mail.gmail.com>
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Date:   Mon, 12 Apr 2021 13:31:43 +0200
In-Reply-To: <CANXhq0r5_xhFu3W9mUFkp_7BYUVBzvHZE1A6jpBDcL_KwTc1cA@mail.gmail.com>
        (Zong Li's message of "Wed, 31 Mar 2021 16:11:20 +0800")
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On Mär 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 defconfig
> 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?

Andreas.

-- 
Andreas Schwab, schwab@linux-m68k.org
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