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Date:   Thu, 21 Dec 2017 15:55:12 +0100
From:   Maxime Ripard <>
Cc:     Srinivas Kandagatla <>,
        Rob Herring <>,
        Mark Rutland <>,
        Chen-Yu Tsai <>,
        Russell King <>,,,,
Subject: Re: [PATCH v2] ARM: dts: sunxi: Add sid for a83t

Hi Kyle,

On Tue, Dec 19, 2017 at 03:05:23PM -0600, wrote:
> Allwinner a83t has a 1 KB sid block with efuse for security rootkey and
> thermal calibration data, add node to describe it.
> a83t-sid is not currently supported by nvmem/sunxi-sid, but it is
> supported in an external driver for FreeBSD.
> Signed-off-by: Kyle Evans <>

The patch looks fine in itself, but we've had a number of issues with
the register layout (and access patterns) in the past, so I'd rather
have something that works in Linux too if possible.


Maxime Ripard, Free Electrons
Embedded Linux and Kernel engineering

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