Both dr_mode and maximum-speed properties are usually optional. Drivers will still try to fetch the properties nonetheless, which leads to error messages, although they are no errors. Change pr_err() to pr_debug().
Signed-off-by: Michael Walle michael@walle.cc --- drivers/usb/common/common.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/usb/common/common.c b/drivers/usb/common/common.c index 43564c9fba..ee0c064f1f 100644 --- a/drivers/usb/common/common.c +++ b/drivers/usb/common/common.c @@ -29,7 +29,7 @@ enum usb_dr_mode usb_get_dr_mode(ofnode node)
dr_mode = ofnode_read_string(node, "dr_mode"); if (!dr_mode) { - pr_err("usb dr_mode not found\n"); + pr_debug("usb dr_mode not found\n"); return USB_DR_MODE_UNKNOWN; }
@@ -64,7 +64,7 @@ enum usb_device_speed usb_get_maximum_speed(ofnode node)
max_speed = ofnode_read_string(node, "maximum-speed"); if (!max_speed) { - pr_err("usb maximum-speed not found\n"); + pr_debug("usb maximum-speed not found\n"); return USB_SPEED_UNKNOWN; }