From b73d5593bfde6bf570d55bcff3576e35cdf4ec9a Mon Sep 17 00:00:00 2001 From: Dan Carpenter Date: Sun, 2 Nov 2025 14:59:22 +0300 Subject: [PATCH] mfd: syscon: Return -EPROBE_DEFER if the syscon is not found These days we can register syscons with of_syscon_register_regmap() so when we can't find the syscon that probably means it hasn't been registered yet. Return -EPROBE_DEFER so the driver will try probing again. Signed-off-by: Dan Carpenter Reviewed-by: Arnd Bergmann Reviewed-by: Chen-Yu Tsai Acked-by: Rob Herring (Arm) Link: https://patch.msgid.link/aQdHmrchkmOr34r3@stanley.mountain Signed-off-by: Lee Jones --- drivers/mfd/syscon.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/mfd/syscon.c b/drivers/mfd/syscon.c index ae71a2710bed8..e5d5def594f6e 100644 --- a/drivers/mfd/syscon.c +++ b/drivers/mfd/syscon.c @@ -183,7 +183,7 @@ static struct regmap *device_node_get_regmap(struct device_node *np, if (create_regmap) syscon = of_syscon_register(np, check_res); else - syscon = ERR_PTR(-EINVAL); + syscon = ERR_PTR(-EPROBE_DEFER); } mutex_unlock(&syscon_list_lock); -- 2.47.3