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/*
* Copyright (C) 1999 ARM Limited
* Copyright (C) 2009-2010 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 Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
/*
* USB Host side, platform-specific functionality.
*/
#include <linux/usb/fsl_xcvr.h>
#include <mach/arc_otg.h>
/* ehci_arc_hc_driver.flags value */
#define FSL_PLATFORM_HC_FLAGS (HCD_USB2 | HCD_MEMORY)
static void fsl_setup_phy(struct ehci_hcd *ehci,
enum fsl_usb2_phy_modes phy_mode,
int port_offset);
static inline void fsl_platform_usb_setup(struct ehci_hcd *ehci)
{
struct fsl_usb2_platform_data *pdata;
pdata = ehci_to_hcd(ehci)->self.controller->platform_data;
fsl_setup_phy(ehci, pdata->phy_mode, 0);
}
static inline void fsl_platform_set_host_mode(struct usb_hcd *hcd)
{
unsigned int temp;
struct fsl_usb2_platform_data *pdata;
pdata = hcd->self.controller->platform_data;
if (pdata->xcvr_ops && pdata->xcvr_ops->set_host)
pdata->xcvr_ops->set_host();
/* set host mode */
temp = readl(hcd->regs + UOG_USBMODE);
writel(temp | USBMODE_CM_HOST, hcd->regs + UOG_USBMODE);
}
/* Needed for i2c/serial transceivers */
static inline void
fsl_platform_set_vbus_power(struct fsl_usb2_platform_data *pdata, int on)
{
if (pdata->xcvr_ops && pdata->xcvr_ops->set_vbus_power)
pdata->xcvr_ops->set_vbus_power(pdata->xcvr_ops, pdata, on);
}
/* Set USB AHB burst length for host */
static inline void fsl_platform_set_ahb_burst(struct usb_hcd *hcd)
{
}
void fsl_phy_usb_utmi_init(struct fsl_xcvr_ops *this);
void fsl_phy_usb_utmi_uninit(struct fsl_xcvr_ops *this);
void fsl_phy_set_power(struct fsl_xcvr_ops *this,
struct fsl_usb2_platform_data *pdata, int on);
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