usb: chipidea: imx: refine the error handling for hsic

[ Upstream commit 3f4aad6e1a4c26a20700fb4f630e4e6c6831db47 ]

- -EPROBE_DEFER is an error, but without need show error message
- If pintrol is not existed, as pintrol is NULL

Signed-off-by: Peter Chen <peter.chen@nxp.com>
Stable-dep-of: 8c531e0a8c2d ("usb: chipidea: ci_hdrc_imx: implement usb_phy_init() error handling")
Signed-off-by: Sasha Levin <sashal@kernel.org>