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drivers:usb:fsl: Check IP version 2.4 for mph USB controller

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Check IP version 2.4 for multi port host USB controller and
return FSL_USB_VER_2_4 macro

Signed-off-by: Nikhil Badola <nikhil.badola@freescale.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Nikhil Badola 2015-05-26 17:14:42 +05:30 committed by Greg Kroah-Hartman
parent fb6d1f7df5
commit d7c444e546
1 changed files with 3 additions and 0 deletions
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3
drivers/usb/host/fsl-mph-dr-of.c
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@ -126,6 +126,7 @@ static int usb_get_ver_info(struct device_node *np)
/*
* returns 1 for usb controller version 1.6
* returns 2 for usb controller version 2.2
* returns 3 for usb controller version 2.4
* returns 0 otherwise
*/
if (of_device_is_compatible(np, "fsl-usb2-dr")) {
@ -150,6 +151,8 @@ static int usb_get_ver_info(struct device_node *np)
ver = FSL_USB_VER_1_6;
else if (of_device_is_compatible(np, "fsl-usb2-mph-v2.2"))
ver = FSL_USB_VER_2_2;
else if (of_device_is_compatible(np, "fsl-usb2-mph-v2.4"))
ver = FSL_USB_VER_2_4;
else /* for previous controller versions */
ver = FSL_USB_VER_OLD;
}