linux-kernel - Re: [PATCH 0/9] Add SoC serial number support for i.MX6/7 SoCs

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Message-ID: <20191028090846.GA16985@dragon>
Date:   Mon, 28 Oct 2019 17:08:46 +0800
From:   Shawn Guo <shawnguo@...nel.org>
To:     Anson Huang <Anson.Huang@....com>
Cc:     linux@...linux.org.uk, s.hauer@...gutronix.de,
        kernel@...gutronix.de, festevam@...il.com, aisheng.dong@....com,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Linux-imx@....com
Subject: Re: [PATCH 0/9] Add SoC serial number support for i.MX6/7 SoCs

On Mon, Oct 28, 2019 at 11:12:41AM +0800, Anson Huang wrote:
> i.MX6/7 SoCs have 64-bit unique ID stored in OCOTP bank 0, word 1/2,
> read them out as SoC serial number which can be used from userspace:
> 
> root@...7dsabresd:~# cat /sys/devices/soc0/serial_number
> 0000028FF618B953
> 
> Add support for i.MX6Q/6DL/6SL/6SX/6SLL/6UL/6ULL/6ULZ/7D, as they have
> same unique ID layout in OCOTP.
> 
> Anson Huang (9):
>   ARM: imx: Add serial number support for i.MX6Q
>   ARM: imx: Add serial number support for i.MX6DL
>   ARM: imx: Add serial number support for i.MX6SLL
>   ARM: imx: Add serial number support for i.MX6ULL
>   ARM: imx: Add serial number support for i.MX6UL
>   ARM: imx: Add serial number support for i.MX6ULZ
>   ARM: imx: Add serial number support for i.MX6SL
>   ARM: imx: Add serial number support for i.MX6SX
>   ARM: imx: Add serial number support for i.MX7D

For this particular case, I think one single patch is even better than
a series.  So please squash them.

Shawn

> 
>  arch/arm/mach-imx/cpu.c | 38 +++++++++++++++++++++++++++++++++++++-
>  1 file changed, 37 insertions(+), 1 deletion(-)
> 
> -- 
> 2.7.4
>