linux-kernel - Re: [PATCH] clk: imx: imx93: introduce clk

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Message-ID: <b09998bc-9ff7-3a18-89af-9778521ab127@linaro.org>
Date:   Thu, 4 May 2023 11:30:56 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Peng Fan <peng.fan@....com>, Greg KH <greg@...ah.com>,
        "Peng Fan (OSS)" <peng.fan@....nxp.com>,
        Rob Herring <robh+dt@...nel.org>,
        "krzysztof.kozlowski+dt@...aro.org" 
        <krzysztof.kozlowski+dt@...aro.org>
Cc:     "abelvesa@...nel.org" <abelvesa@...nel.org>,
        "mturquette@...libre.com" <mturquette@...libre.com>,
        "sboyd@...nel.org" <sboyd@...nel.org>,
        "shawnguo@...nel.org" <shawnguo@...nel.org>,
        "s.hauer@...gutronix.de" <s.hauer@...gutronix.de>,
        "kernel@...gutronix.de" <kernel@...gutronix.de>,
        "festevam@...il.com" <festevam@...il.com>,
        dl-linux-imx <linux-imx@....com>,
        "linux-clk@...r.kernel.org" <linux-clk@...r.kernel.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] clk: imx: imx93: introduce clk_bypassed module parameter

On 04/05/2023 11:17, Peng Fan wrote:
> + DT maintainers.
> 
>> Subject: Re: [PATCH] clk: imx: imx93: introduce clk_bypassed module
>> parameter
>>
>> On Thu, May 04, 2023 at 04:55:06PM +0800, Peng Fan (OSS) wrote:
>>> From: Peng Fan <peng.fan@....com>
>>>
>>> With the clk names specified in clk_bypassed module parameter, give
>>> user an option to bypass the clk from managing them by Linux kernel.
>>
>> As I said on another email, no, please do not add new module parameters
>> for drivers, this is not the 1990s
> 
> ok, but this is for boot, so only DT could be considered.
> 
> But DT is to describe hardware, here I just wanna give user
> an option to bypass some clocks. Is it ok to add a DT property
> saying "fsl,imx93-bypass-clks = <IMX93_CLK_X>, <IMX93_CLK_Y>" ?
> 

I don't know what it is to "bypass some clocks". This does not look like
parameter for system at all.

Best regards,
Krzysztof