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/*
* (C) Copyright 2006
* Markus Klotzbuecher, DENX Software Engineering <mk@denx.de>
*
* See file CREDITS for list of people who contributed to this
* project.
*
* 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., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#include <common.h>
#include <asm/arch/pxa-regs.h>
#ifdef CFG_USB_CPU_INIT
# ifdef CONFIG_CPU_MONAHANS
int usb_cpu_init()
{
/* Enable USB host clock. */
CKENA |= (CKENA_2_USBHOST | CKENA_20_UDC);
udelay(100);
/* Configure Port 2 for Host (USB Client Registers) */
UP2OCR = 0x3000c;
#if 0
GPIO2_2 = 0x801; /* USBHPEN - Alt. Fkt. 1 */
GPIO3_2 = 0x801; /* USBHPWR - Alt. Fkt. 1 */
#endif
UHCHR |= UHCHR_FHR;
wait_ms(11);
UHCHR &= ~UHCHR_FHR;
UHCHR |= UHCHR_FSBIR;
while (UHCHR & UHCHR_FSBIR)
udelay(1);
#if 0
UHCHR |= UHCHR_PCPL; /* USBHPEN is active low */
UHCHR |= UHCHR_PSPL; /* USBHPWR is active low */
#endif
UHCHR &= ~UHCHR_SSEP0;
UHCHR &= ~UHCHR_SSEP1;
UHCHR &= ~UHCHR_SSE;
return 0;
}
int usb_cpu_stop()
{
/* may not want to do this */
/* CKENA &= ~(CKENA_2_USBHOST | CKENA_20_UDC); */
return 0;
}
# endif /* CONFIG_CPU_MONAHANS */
#endif /* CFG_USB_CPU_INIT */
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