linux-kernel - Re: [PATCH] soc: imx8m: Enable OCOTP clock for imx8mm before reading registers

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Message-ID: <20230924125142.GE7231@dragon>
Date:   Sun, 24 Sep 2023 20:51:42 +0800
From:   Shawn Guo <shawnguo@...nel.org>
To:     Nathan Rossi <nathan@...hanrossi.com>
Cc:     linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Nathan Rossi <nathan.rossi@...i.com>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        Fabio Estevam <festevam@...il.com>,
        NXP Linux Team <linux-imx@....com>
Subject: Re: [PATCH] soc: imx8m: Enable OCOTP clock for imx8mm before reading
 registers

On Mon, Aug 14, 2023 at 01:57:00AM +0000, Nathan Rossi wrote:
> From: Nathan Rossi <nathan.rossi@...i.com>
> 
> Commit 836fb30949d9 ("soc: imx8m: Enable OCOTP clock before reading the
> register") added configuration to enable the OCOTP clock before
> attempting to read from the associated registers.
> 
> This same kexec issue is present with the imx8m SoCs that use the
> imx8mm_soc_uid function (e.g. imx8mp). This requires the imx8mm_soc_uid
> function to configure the OCOTP clock before accessing the associated
> registers. This change implements the same clock enable functionality
> that is present in the imx8mq_soc_revision function for the
> imx8mm_soc_uid function.
> 
> Signed-off-by: Nathan Rossi <nathan.rossi@...i.com>

Applied, thanks!