From 16853d7bcb6dd5806534c63051580472b4aa4560 Mon Sep 17 00:00:00 2001
From: Markus Pargmann <mpa@pengutronix.de>
Date: Tue, 22 Jul 2014 10:09:43 +0800
Subject: [PATCH] usb: ci_hdrc_imx: Return -EINVAL for missing USB PHY

-ENODEV is interpreted by the generic driver probing function as a
non-matching driver. This leads to a missing probe failure message.

Also a missing USB PHY is more of an invalid configuration of the usb
driver because it is necessary.

This patch returns -EINVAL if devm_usb_get_phy_by_phandle() returned -ENODEV.

Signed-off-by: Markus Pargmann <mpa@pengutronix.de>
Signed-off-by: Peter Chen <peter.chen@freescale.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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