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authorNikhil Badola <nikhil.badola@freescale.com>2014-10-19 13:25:07 (GMT)
committerMatthew Weigel <Matthew.Weigel@freescale.com>2014-12-11 18:38:22 (GMT)
commit39ee2e9601e8b73aa6f11198fc65ab160e1c4d26 (patch)
treea3a2daf40a303f17882e24c41f2022cca3629c7f /drivers/usb
parent2b40e31a30c68ec7114b6cf5f6638fd1f017b966 (diff)
downloadlinux-fsl-qoriq-39ee2e9601e8b73aa6f11198fc65ab160e1c4d26.tar.xz
drivers: usb: fsl: Set USB_EN bit to select ULPI phy
Set USB_EN bit to select ULPI phy for USB controller version 2.5 Signed-off-by: Nikhil Badola <nikhil.badola@freescale.com> Change-Id: I22fd6921d264d64f59d795d81f82ea89214862d9 Reviewed-on: http://git.am.freescale.net:8181/21817 Tested-by: Review Code-CDREVIEW <CDREVIEW@freescale.com> Reviewed-by: Ramneek Mehresh <ramneek.mehresh@freescale.com> Reviewed-by: Zhengxiong Jin <Jason.Jin@freescale.com>
Diffstat (limited to 'drivers/usb')
-rw-r--r--drivers/usb/host/ehci-fsl.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/usb/host/ehci-fsl.c b/drivers/usb/host/ehci-fsl.c
index 5ffc186..e6386c0 100644
--- a/drivers/usb/host/ehci-fsl.c
+++ b/drivers/usb/host/ehci-fsl.c
@@ -197,6 +197,11 @@ static int usb_hcd_fsl_probe(const struct hc_driver *driver,
if (pdata->have_sysif_regs && pdata->controller_ver < FSL_USB_VER_1_6)
setbits32(hcd->regs + FSL_SOC_USB_CTRL, 0x4);
+ /* Set USB_EN bit to select ULPI phy for USB controller version 2.5 */
+ if (pdata->controller_ver == FSL_USB_VER_2_5 &&
+ pdata->phy_mode == 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