linux-kernel - Re: [PATCH v2 3/5] thermal: imx: Add support for reading OCOTP through nvmem

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Message-ID: <20170725080835.GD20064@dragon>
Date:   Tue, 25 Jul 2017 16:08:36 +0800
From:   Shawn Guo <shawnguo@...nel.org>
To:     Leonard Crestez <leonard.crestez@....com>
Cc:     Srinivas Kandagatla <srinivas.kandagatla@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Zhang Rui <rui.zhang@...el.com>,
        Eduardo Valentin <edubezval@...il.com>,
        Mark Rutland <mark.rutland@....com>,
        Lothar Waßmann <LW@...O-electronics.de>,
        Dong Aisheng <aisheng.dong@....com>,
        Bai Ping <ping.bai@....com>, Anson Huang <Anson.Huang@....com>,
        Octavian Purdila <octavian.purdila@....com>,
        Fabio Estevam <fabio.estevam@....com>,
        linux-pm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 3/5] thermal: imx: Add support for reading OCOTP
 through nvmem

On Fri, Jul 14, 2017 at 05:11:08PM +0300, Leonard Crestez wrote:
> On newer imx SOCs accessing OCOTP directly is wrong because the ocotp clock
> needs to be enabled first. Add support for reading those same values through
> the nvmem API instead.
> 
> The older path is preserved for compatibility with older dts and because it
> works correctly on imx6qdl chips.
> 
> Signed-off-by: Leonard Crestez <leonard.crestez@....com>

Acked-by: Shawn Guo <shawnguo@...nel.org>