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drivers: usb :fsl: Implement Workaround for USB Erratum A007792
authorNikhil Badola <nikhil.badola@freescale.com>
Mon, 15 Jun 2015 10:17:29 +0000 (15:47 +0530)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 22 Jul 2015 23:37:32 +0000 (16:37 -0700)
commit523f1dec58408b36e7683a3d61a0286eed1fc1c8
treeb618dd10b8480855d0887a6ed865b91c6a391de2tree
parent38aa420096e565fe9c98f9d9475fd168114501a9commit | diff
drivers: usb :fsl: Implement Workaround for USB Erratum A007792

USB controller version-2.5 requires to enable internal UTMI
phy and program PTS field in PORTSC register before asserting
controller reset. This is must for successful resetting of the
controller and subsequent enumeration of usb devices

Signed-off-by: Nikhil Badola <nikhil.badola@freescale.com>
Signed-off-by: Suresh Gupta <suresh.gupta@freescale.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/usb/host/ehci-fsl.c diff | blob | blame | history
drivers/usb/host/fsl-mph-dr-of.c diff | blob | blame | history
include/linux/fsl_devices.h diff | blob | blame | history
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