linux-kernel - Re: [V2 1/2] clk: imx6q: remove unsupported pll4_audio

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Date:   Mon, 11 Mar 2019 13:38:48 -0300
From:   Fabio Estevam <festevam@...il.com>
To:     Eric Nelson <eric@...int.com>
Cc:     "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>,
        linux-clk <linux-clk@...r.kernel.org>,
        Yongcai Huang <anson.huang@....com>,
        Colin Didier <colin.didier@...ialet.com>,
        Sascha Hauer <kernel@...gutronix.de>,
        Lucas Stach <l.stach@...gutronix.de>,
        "moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE" 
        <linux-arm-kernel@...ts.infradead.org>,
        NXP Linux Team <linux-imx@....com>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        Mark Rutland <mark.rutland@....com>,
        Michael Turquette <mturquette@...libre.com>,
        Rob Herring <robh+dt@...nel.org>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Stephen Boyd <sboyd@...nel.org>,
        Shawn Guo <shawnguo@...nel.org>, tiny.windzz@...il.com
Subject: Re: [V2 1/2] clk: imx6q: remove unsupported pll4_audio_div

On Mon, Mar 11, 2019 at 1:02 PM Eric Nelson <eric@...int.com> wrote:
>
> The pll4_audio_div attempted to reflect one bit of a two-bit
> divisor (AUDIO_DIV_LSB) in the CCM_ANALOG_MISC2 register.
>
> Unfortunately, this divisor is non-functional at least on the
> latest silicon revisions and has been removed from the reference
> manual.
>
> This is discussed in this NXP Community thread:
>
>     https://community.nxp.com/thread/462806
>
> Remove the definition of pll4_audio_div to reflect this and
> reparent the ssi, cko1, and ESAI/ASRC/SPDIF clocks to the
> pll4_post_div clock.
>
> Signed-off-by: Eric Nelson <eric@...int.com>

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