[PATCH v4] mtd: parsers: ofpart: add workaround for #size-cells 0

Miquel Raynal miquel.raynal at bootlin.com
Mon Feb 6 03:55:10 PST 2023

On Tue, 2023-01-24 at 10:44:44 UTC, Francesco Dolcini wrote:
> From: Francesco Dolcini <francesco.dolcini at toradex.com>
> Add a mechanism to handle the case in which partitions are present as
> direct child of the nand controller node and #size-cells is set to <0>.
> This could happen if the nand-controller node in the DTS is supposed to
> have #size-cells set to 0, but for some historical reason/bug it was set
> to 1 in the past, and the firmware (e.g. U-Boot) is adding the partition
> as direct children of the nand-controller defaulting to #size-cells
> being to 1.
> This prevents a real boot failure on colibri-imx7 that happened during v6.1
> development cycles.
> Link: https://lore.kernel.org/all/Y4dgBTGNWpM6SQXI@francesco-nb.int.toradex.com/
> Link: https://lore.kernel.org/all/20221202071900.1143950-1-francesco@dolcini.it/
> Signed-off-by: Francesco Dolcini <francesco.dolcini at toradex.com>
> Reviewed-by: Greg Kroah-Hartman <gregkh at linuxfoundation.org>

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


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