[PATCH V3 1/2] dt-bindings: mtd: partitions: support marking rootfs partition

Miquel Raynal miquel.raynal at bootlin.com
Mon Nov 7 08:22:12 PST 2022

On Sat, 2022-10-22 at 21:13:17 UTC, =?utf-8?b?UmFmYcWCIE1pxYJlY2tp?= wrote:
> From: Rafał Miłecki <rafal at 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 at milecki.pl>
> Reviewed-by: Rob Herring <robh at kernel.org>

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


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