linux-kernel - Re: [PATCH] clk: imx8mn: Fix imx8mn_clko1

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Date:   Wed, 17 Nov 2021 11:41:32 -0300
From:   Fabio Estevam <festevam@...il.com>
To:     Adam Ford <aford173@...il.com>
Cc:     linux-clk <linux-clk@...r.kernel.org>,
        Adam Ford-BE <aford@...conembedded.com>,
        cstevens@...conembedded.com, Abel Vesa <abel.vesa@....com>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        NXP Linux Team <linux-imx@....com>,
        Anson Huang <Anson.Huang@....com>,
        "moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE" 
        <linux-arm-kernel@...ts.infradead.org>,
        open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] clk: imx8mn: Fix imx8mn_clko1_sels

On Wed, Nov 17, 2021 at 10:32 AM Adam Ford <aford173@...il.com> wrote:
>
> When attempting to use sys_pll1_80m as the parent for clko1, the
> system hangs.  This is due to the fact that the source select
> for sys_pll1_80m was incorrectly pointing to m7_alt_pll_clk, which
> doesn't yet exist.
>
> According to Rev 3 of the TRM, The imx8mn_clko1_sels also incorrectly
> references an osc_27m which does not exist, nor does an entry for
> source select bits 010b.  Fix both by inserting a dummy clock into
> the missing space in the table and renaming the incorrectly name clock
> with dummy.
>
> Fixes: 96d6392b54db ("clk: imx: Add support for i.MX8MN clock driver")
> Signed-off-by: Adam Ford <aford173@...il.com>

Reviewed-by: Fabio Estevam <festevam@...il.com>