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mtd: rawnand: fsl_elbc: Let .probe retry if local bus is missing

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If during probe fsl_lbc_ctrl_dev is NULL that might just be because the
fsl_lbc driver didn't bind yet. So return -EPROBE_DEFER in this case to
make the driver core retry probing later.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/linux-mtd/20240115141245.3415035-2-u.kleine-koenig@pengutronix.de
This commit is contained in:
Uwe Kleine-König 2024-01-15 15:12:46 +01:00 committed by Miquel Raynal
parent e0ccf861b8
commit c7f0f920dd
1 changed files with 2 additions and 1 deletions
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3
drivers/mtd/nand/raw/fsl_elbc_nand.c
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@ -869,7 +869,8 @@ static int fsl_elbc_nand_probe(struct platform_device *pdev)
struct mtd_info *mtd;
if (!fsl_lbc_ctrl_dev || !fsl_lbc_ctrl_dev->regs)
return -ENODEV;
return dev_err_probe(&pdev->dev, -EPROBE_DEFER, "lbc_ctrl_dev missing\n");
lbc = fsl_lbc_ctrl_dev->regs;
dev = fsl_lbc_ctrl_dev->dev;