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From:   Miquel Raynal <miquel.raynal@bootlin.com>
To:     =?utf-8?b?UmFmYcWCIE1pxYJlY2tp?= <zajec5@gmail.com>,
        Miquel Raynal <miquel.raynal@bootlin.com>,
        Richard Weinberger <richard@nod.at>,
        Vignesh Raghavendra <vigneshr@ti.com>,
        Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>
Cc:     Mikhail Zhilkin <csharper2005@gmail.com>,
        Christian Marangi <ansuelsmth@gmail.com>,
        Wolfram Sang <wsa+renesas@sang-engineering.com>,
        Chaitanya Kulkarni <kch@nvidia.com>,
        "Martin K . Petersen" <martin.petersen@oracle.com>,
        Jens Axboe <axboe@kernel.dk>,
        Andrew Morton <akpm@linux-foundation.org>,
        linux-mtd@lists.infradead.org, devicetree@vger.kernel.org,
        linux-kernel@vger.kernel.org,
        =?utf-8?b?UmFmYcWCIE1pxYJlY2tp?= <rafal@milecki.pl>
Subject: Re: [PATCH V3 1/2] dt-bindings: mtd: partitions: support marking rootfs partition
Date:   Mon,  7 Nov 2022 17:22:12 +0100
Message-Id: <20221107162212.49114-1-miquel.raynal@bootlin.com>
In-Reply-To: <20221022211318.32009-1-zajec5@gmail.com>
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On Sat, 2022-10-22 at 21:13:17 UTC, =?utf-8?b?UmFmYcWCIE1pxYJlY2tp?= wrote:
> From: Rafał Miłecki <rafal@milecki.pl>
> 
> Linux needs to know what to use as root device. On embedded devices with
> flash the only common way to specify that is cmdline & root= parameter.
> 
> That solution works with U-Boot which is Linux & cmdline aware but isn't
> available with all market bootloaders. Also that method is fragile:
> 1. Requires specific probing order on multi-flash devices
> 2. Uses hardcoded partitions indexes
> 
> A lot of devices use different partitioning methods. It may be
> "fixed-partitions" or some dynamic partitioning (e.g. based on parts
> table). For such cases allow "linux,rootfs" property to mark correct
> flash partition.
> 
> Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
> Reviewed-by: Rob Herring <robh@kernel.org>

Applied to https://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux.git mtd/next, thanks.

Miquel