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fsl/usb: Add controller version based ULPI and UTMI phy support

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Add support for ULPI and UTMI PHYs based on usb controller
version info read from device-tree

Example of USB Controller versioning info:
Version 1.2 and below : MPC8536, MPC8315, etc
Version 1.6 : P1020, P1010, P2020, P5020, etc
Version 2.2 : PSC9131, PSC9132, P3060, etc

No changes for non-DT users

Signed-off-by: Ramneek Mehresh <ramneek.mehresh@freescale.com>
Acked-by: Li Yang <leoli@freescale.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Ramneek Mehresh 2012-03-20 10:35:50 +05:30 • committed by Greg Kroah-Hartman
parent 67c88382e0
commit 58c559e650
6 changed files with 123 additions and 14 deletions
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9
include/linux/fsl_devices.h
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@ -6,7 +6,7 @@
*
* Maintainer: Kumar Gala <galak@kernel.crashing.org>
*
* Copyright 2004 Freescale Semiconductor, Inc
* Copyright 2004,2012 Freescale Semiconductor, Inc
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
@ -17,6 +17,12 @@
#ifndef _FSL_DEVICE_H_
#define _FSL_DEVICE_H_
#define FSL_UTMI_PHY_DLY 10 /*As per P1010RM, delay for UTMI
PHY CLK to become stable - 10ms*/
#define FSL_USB_VER_OLD 0
#define FSL_USB_VER_1_6 1
#define FSL_USB_VER_2_2 2
#include <linux/types.h>
/*
@ -63,6 +69,7 @@ struct platform_device;
struct fsl_usb2_platform_data {
/* board specific information */
int controller_ver;
enum fsl_usb2_operating_modes operating_mode;
enum fsl_usb2_phy_modes phy_mode;
unsigned int port_enables;