[PATCH] mfd: pca9450: print reset reason as hex if unknown

[PATCH] mfd: pca9450: print reset reason as hex if unknown

[Ahmad Fatoum]

On an i.MX93-based board, it was observed that a potential ELE-induced
reset ended up with an unknown reset reason. To aid in debugging this,
print the value in hexadecimal when no mapping is known.

Signed-off-by: Ahmad Fatoum <a.fatoum@pengutronix.de>
---
 drivers/mfd/pca9450.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/mfd/pca9450.c b/drivers/mfd/pca9450.c
index 8fa5363f8a60..be357c10239f 100644
--- a/drivers/mfd/pca9450.c
+++ b/drivers/mfd/pca9450.c
@@ -52,7 +52,7 @@ static int pca9450_get_reset_source(struct device *dev, struct regmap *map)
 		type = RESET_EXT;
 		break;
 	default:
-		dev_warn(dev, "Could not determine reset reason.\n");
+		dev_warn(dev, "Unknown reset reason: 0x%02x\n", reg);
 		type = RESET_UKWN;
 	}
 
-- 
2.39.2

Re: [PATCH] mfd: pca9450: print reset reason as hex if unknown

[Sascha Hauer]

On Thu, 02 May 2024 12:17:24 +0200, Ahmad Fatoum wrote:
> On an i.MX93-based board, it was observed that a potential ELE-induced
> reset ended up with an unknown reset reason. To aid in debugging this,
> print the value in hexadecimal when no mapping is known.
> 
> 

Applied, thanks!

[1/1] mfd: pca9450: print reset reason as hex if unknown
      https://git.pengutronix.de/cgit/barebox/commit/?id=9af02f7f50ab (link may not be stable)

Best regards,
-- 
Sascha Hauer <s.hauer@pengutronix.de>