u-boot/drivers/usb/host/ohci-da8xx.c
Sughosh Ganu 25f8bf6eff da8xx/hawkboard: Add support for ohci host controller
Also enable the ohci port on hawkboard. These additions result in an
increased u-boot size -- adjust the same accordingly in the board's
config.

Move the usb header for da8xx platforms under arch-davinci.

Signed-off-by: Sughosh Ganu <urwithsughosh@gmail.com>
2012-09-01 14:58:19 +02:00

48 lines
1.1 KiB
C

/*
* Copyright (C) 2012 Sughosh Ganu <urwithsughosh@gmail.com>
*
* 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.
*/
#include <common.h>
#include <asm/arch/da8xx-usb.h>
int usb_cpu_init(void)
{
/* enable psc for usb2.0 */
lpsc_on(DAVINCI_LPSC_USB20);
/* enable psc for usb1.0 */
lpsc_on(DAVINCI_LPSC_USB11);
/* start the on-chip usb phy and its pll */
if (usb_phy_on())
return 0;
return 1;
}
int usb_cpu_stop(void)
{
usb_phy_off();
/* turn off the usb clock and assert the module reset */
lpsc_disable(DAVINCI_LPSC_USB11);
lpsc_disable(DAVINCI_LPSC_USB20);
return 0;
}
int usb_cpu_init_fail(void)
{
return usb_cpu_stop();
}