linux-kernel - Re: [PATCH 2/2] nvmem: add driver handling U-Boot environment variables

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Message-ID: <e6343890-2c8c-ea83-636a-61230a1e1759@linaro.org>
Date:   Mon, 11 Apr 2022 10:45:53 +0100
From:   Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
To:     Miquel Raynal <miquel.raynal@...tlin.com>,
        Rafał Miłecki <zajec5@...il.com>,
        Richard Weinberger <richard@....at>,
        Vignesh Raghavendra <vigneshr@...com>
Cc:     Tom Rini <trini@...sulko.com>, linux-mtd@...ts.infradead.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        u-boot@...ts.denx.de, devicetree@...r.kernel.org,
        Rafał Miłecki <rafal@...ecki.pl>
Subject: Re: [PATCH 2/2] nvmem: add driver handling U-Boot environment
 variables



On 11/04/2022 09:59, Miquel Raynal wrote:
> On Wed, 2022-04-06 at 14:32:25 UTC, =?utf-8?b?UmFmYcWCIE1pxYJlY2tp?= wrote:
>> From: Rafał Miłecki <rafal@...ecki.pl>
>>
>> U-Boot stores its setup as environment variables. It's a list of
>> key-value pairs stored on flash device with a custom header.
>>
>> This commit adds an NVMEM driver that:
>> 1. Provides NVMEM access to environment vars binary data
>> 2. Extracts variables as NVMEM cells
>>
>> It can be used for:
>> 1. Accessing env variables from user-space
>> 2. Reading NVMEM cells by Linux drivers
>>
>> Signed-off-by: Rafał Miłecki <rafal@...ecki.pl>
> 
> Applied to https://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux.git mtd/next, thanks.

Hi Miquel,

Any reason why this nvmem driver is taken via mtd tree?

This is going to conflict with other nvmem patches that are touching 
KConfig and Makefile


--srini
> 
> Miquel