linux-kernel - Re: [PATCH v7 0/5] clk: add driver for the SiFive FU740

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Message-ID: <87tuob7n8g.fsf@igel.home>
Date:   Mon, 12 Apr 2021 13:31:43 +0200
From:   Andreas Schwab <schwab@...ux-m68k.org>
To:     Zong Li <zong.li@...ive.com>
Cc:     Paul Walmsley <paul.walmsley@...ive.com>,
        Palmer Dabbelt <palmer@...belt.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Pragnesh Patel <pragnesh.patel@...nfive.com>,
        Albert Ou <aou@...s.berkeley.edu>,
        Michael Turquette <mturquette@...libre.com>,
        "linux-kernel@...r.kernel.org List" <linux-kernel@...r.kernel.org>,
        linux-clk@...r.kernel.org,
        linux-riscv <linux-riscv@...ts.infradead.org>
Subject: Re: [PATCH v7 0/5] clk: add driver for the SiFive FU740

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@...ux-m68k.org
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