3 * DENX Software Engineering <mk <at> denx.de>
5 * See file CREDITS for list of people who contributed to this
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of
11 * the License, or (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
26 #if defined(CONFIG_USB_OHCI_NEW) && defined(CFG_USB_OHCI_CPU_INIT)
28 #include <asm/arch/hardware.h>
30 int usb_cpu_init(void)
32 /* Enable USB host clock. */
33 AT91C_BASE_PMC->PMC_SCER = AT91C_PMC_UHP;
34 AT91C_BASE_PMC->PMC_PCER = 1 << AT91C_ID_UHP;
39 int usb_cpu_stop(void)
41 /* Disable USB host clock. */
42 AT91C_BASE_PMC->PMC_PCDR = 1 << AT91C_ID_UHP;
43 AT91C_BASE_PMC->PMC_SCDR = AT91C_PMC_UHP;
47 int usb_cpu_init_fail(void)
49 return usb_cpu_stop();
52 #endif /* defined(CONFIG_USB_OHCI) && defined(CFG_USB_OHCI_CPU_INIT) */