diff options
author | Stelian Pop <stelian@popies.net> | 2008-03-26 20:52:28 +0100 |
---|---|---|
committer | Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> | 2008-04-01 01:44:18 +0200 |
commit | a8a78f2d99dc1bd30dc3595da118539b506c6118 (patch) | |
tree | 469e2c9f740aa0b00ad6358ed74c110ab17478e4 /cpu/arm926ejs/at91sam9/usb.c | |
parent | 61106a565870ff503f92b251b94bd7afef889a04 (diff) | |
download | u-boot-imx-a8a78f2d99dc1bd30dc3595da118539b506c6118.zip u-boot-imx-a8a78f2d99dc1bd30dc3595da118539b506c6118.tar.gz u-boot-imx-a8a78f2d99dc1bd30dc3595da118539b506c6118.tar.bz2 |
Move at91cap9 specific files to at91sam9 directory
AT91CAP9 and AT91SAM9 SoCs are very close hardware wise, so a
common infrastructure can be used. Let this infrastructure be
named after the AT91SAM9 family, and move the existing AT91CAP9
files to the new place.
Signed-off-by: Stelian Pop <stelian@popies.net>
Diffstat (limited to 'cpu/arm926ejs/at91sam9/usb.c')
-rw-r--r-- | cpu/arm926ejs/at91sam9/usb.c | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/cpu/arm926ejs/at91sam9/usb.c b/cpu/arm926ejs/at91sam9/usb.c new file mode 100644 index 0000000..09292a6 --- /dev/null +++ b/cpu/arm926ejs/at91sam9/usb.c @@ -0,0 +1,52 @@ +/* + * (C) Copyright 2006 + * DENX Software Engineering <mk <at> 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> + +#if defined(CONFIG_USB_OHCI_NEW) && defined(CFG_USB_OHCI_CPU_INIT) + +#include <asm/arch/hardware.h> + +int usb_cpu_init(void) +{ + /* Enable USB host clock. */ + AT91C_BASE_PMC->PMC_SCER = AT91C_PMC_UHP; + AT91C_BASE_PMC->PMC_PCER = 1 << AT91C_ID_UHP; + + return 0; +} + +int usb_cpu_stop(void) +{ + /* Disable USB host clock. */ + AT91C_BASE_PMC->PMC_PCDR = 1 << AT91C_ID_UHP; + AT91C_BASE_PMC->PMC_SCDR = AT91C_PMC_UHP; + return 0; +} + +int usb_cpu_init_fail(void) +{ + return usb_cpu_stop(); +} + +#endif /* defined(CONFIG_USB_OHCI) && defined(CFG_USB_OHCI_CPU_INIT) */ |