linux-kernel - Re: [RESEND][PATCH 1/7] nvmem: imx-ocotp: Restrict OTP write to IMX6 processors

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Message-ID: <1507199502.8473.7.camel@pengutronix.de>
Date:   Thu, 05 Oct 2017 12:31:42 +0200
From:   Philipp Zabel <p.zabel@...gutronix.de>
To:     Bryan O'Donoghue <pure.logic@...us-software.ie>,
        richard.leitner@...data.com, srinivas.kandagatla@...aro.org,
        axel.lin@...ics.com, ping.bai@....com, d.schultz@...tec.de,
        peng.fan@....com, van.freenix@...il.com
Cc:     linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: Re: [RESEND][PATCH 1/7] nvmem: imx-ocotp: Restrict OTP write to
 IMX6 processors

On Wed, 2017-10-04 at 23:25 +0100, Bryan O'Donoghue wrote:
> i.MX7S/D have a different scheme for addressing the OTP registers
> inside
> the OCOTP block. Currently it's possible to address the wrong OTP
> registers
> given the disparity between IMX6 and IMX7 OTP addressing.
> 
> Since OTP programming is one-time destructive its important we
> restrict
> this interface ASAP.
> 
> Fixes: 0642bac7da42 ("nvmem: imx-ocotp: add write support")
> 
> Signed-off-by: Bryan O'Donoghue <pure.logic@...us-software.ie>

Acked-by: Philipp Zabel <p.zabel@...gutronix.de>

regards
Philipp