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From:   Yinbo Zhu <yinbo.zhu@nxp.com>
To:     Alan Stern <stern@rowland.harvard.edu>
CC:     Yinbo Zhu <yinbo.zhu@nxp.com>, Xiaobo Xie <xiaobo.xie@nxp.com>,
        Jerry Huang <jerry.huang@nxp.com>,
        Ran Wang <ran.wang_1@nxp.com>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        Ramneek Mehresh <ramneek.mehresh@freescale.com>,
        Nikhil Badola <nikhil.badola@freescale.com>,
        Suresh Gupta <suresh.gupta@freescale.com>,
        "linux-usb@vger.kernel.org" <linux-usb@vger.kernel.org>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: [PATCH v3 1/5] usb: fsl: Set USB_EN bit to select ULPI phy
Thread-Topic: [PATCH v3 1/5] usb: fsl: Set USB_EN bit to select ULPI phy
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Date:   Wed, 23 Jan 2019 07:05:26 +0000
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From: Nikhil Badola <nikhil.badola@freescale.com>

Set USB_EN bit to select ULPI phy for USB controller version 2.5

Signed-off-by: Nikhil Badola <nikhil.badola@freescale.com>
Signed-off-by: Yinbo Zhu <yinbo.zhu@nxp.com>
---
Change in v3:
		Code base already has patch[5/6], so remove it. =20

 drivers/usb/host/ehci-fsl.c |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)

diff --git a/drivers/usb/host/ehci-fsl.c b/drivers/usb/host/ehci-fsl.c
index e3d0c1c..ea7e17b 100644
--- a/drivers/usb/host/ehci-fsl.c
+++ b/drivers/usb/host/ehci-fsl.c
@@ -122,6 +122,12 @@ static int fsl_ehci_drv_probe(struct platform_device *=
pdev)
 		tmp |=3D 0x4;
 		iowrite32be(tmp, hcd->regs + FSL_SOC_USB_CTRL);
 	}
+
+	/* Set USB_EN bit to select ULPI phy for USB controller version 2.5 */
+	if (pdata->controller_ver =3D=3D FSL_USB_VER_2_5 &&
+		pdata->phy_mode =3D=3D FSL_USB2_PHY_ULPI)
+		iowrite32be(USB_CTRL_USB_EN, hcd->regs + FSL_SOC_USB_CTRL);
+
 	/*
 	 * Enable UTMI phy and program PTS field in UTMI mode before asserting
 	 * controller reset for USB Controller version 2.5
--=20
1.7.1