usb: chipidea: Use dev_err() instead of pr_err()

dev_err() is more appropriate for printing error messages inside
drivers, so switch to dev_err().

While at it also add the missing newlines.

Signed-off-by: Fabio Estevam <festevam@gmail.com>
Signed-off-by: Peter Chen <peter.chen@nxp.com>

drivers/usb/chipidea/core.c

diff --git a/drivers/usb/chipidea/core.c b/drivers/usb/chipidea/core.c
index 27749ac..26062d6 100644
--- a/drivers/usb/chipidea/core.c
+++ b/drivers/usb/chipidea/core.c
@@ -523,8 +523,9 @@ int hw_device_reset(struct ci_hdrc *ci)
 	hw_write(ci, OP_USBMODE, USBMODE_SLOM, USBMODE_SLOM);
 
 	if (hw_read(ci, OP_USBMODE, USBMODE_CM) != USBMODE_CM_DC) {
-		pr_err("cannot enter in %s device mode", ci_role(ci)->name);
-		pr_err("lpm = %i", ci->hw_bank.lpm);
+		dev_err(ci->dev, "cannot enter in %s device mode\n",
+			ci_role(ci)->name);
+		dev_err(ci->dev, "lpm = %i\n", ci->hw_bank.lpm);
 		return -ENODEV;
 	}