u-boot/arch/powerpc/cpu/mpc5xxx/usb.c
Wolfgang Denk 1a4596601f Add GPL-2.0+ SPDX-License-Identifier to source files
Signed-off-by: Wolfgang Denk <wd@denx.de>
[trini: Fixup common/cmd_io.c]
Signed-off-by: Tom Rini <trini@ti.com>
2013-07-24 09:44:38 -04:00

42 lines
937 B
C

/*
* (C) Copyright 2007
* Markus Klotzbuecher, DENX Software Engineering <mk@denx.de>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#if defined(CONFIG_USB_OHCI_NEW) && defined(CONFIG_SYS_USB_OHCI_CPU_INIT)
#include <mpc5xxx.h>
int usb_cpu_init(void)
{
/* Set the USB Clock */
*(vu_long *)MPC5XXX_CDM_48_FDC = CONFIG_USB_CLOCK;
#ifdef CONFIG_PSC3_USB /* USB is using the alternate configuration */
/* remove all PSC3 USB bits first before ORing in ours */
*(vu_long *)MPC5XXX_GPS_PORT_CONFIG &= ~0x00804f00;
#else
/* remove all USB bits first before ORing in ours */
*(vu_long *)MPC5XXX_GPS_PORT_CONFIG &= ~0x00807000;
#endif
/* Activate USB port */
*(vu_long *)MPC5XXX_GPS_PORT_CONFIG |= CONFIG_USB_CONFIG;
return 0;
}
int usb_cpu_stop(void)
{
return 0;
}
int usb_cpu_init_fail(void)
{
return 0;
}
#endif /* defined(CONFIG_USB_OHCI) && defined(CONFIG_SYS_USB_OHCI_CPU_INIT) */