From cb6176ef25cef7a54ac1e8701f9dde822fce5cee Mon Sep 17 00:00:00 2001 From: Dirk Behme Date: Tue, 4 Feb 2020 08:10:43 +0100 Subject: [PATCH] mtd: hyperbus: Add proper error message for missing compatible In case the compatible "cypress,hyperflash" is not given output a proper error message. Signed-off-by: Dirk Behme Signed-off-by: Vignesh Raghavendra --- drivers/mtd/hyperbus/hyperbus-core.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/mtd/hyperbus/hyperbus-core.c b/drivers/mtd/hyperbus/hyperbus-core.c index 6af9ea34117d..c1916cca1701 100644 --- a/drivers/mtd/hyperbus/hyperbus-core.c +++ b/drivers/mtd/hyperbus/hyperbus-core.c @@ -73,8 +73,10 @@ int hyperbus_register_device(struct hyperbus_device *hbdev) np = hbdev->np; ctlr = hbdev->ctlr; - if (!of_device_is_compatible(np, "cypress,hyperflash")) + if (!of_device_is_compatible(np, "cypress,hyperflash")) { + dev_err(ctlr->dev, "\"cypress,hyperflash\" compatible missing\n"); return -ENODEV; + } hbdev->memtype = HYPERFLASH;