mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-27 15:55:02 +07:00
59 lines
2.0 KiB
C
59 lines
2.0 KiB
C
/*
|
|
*
|
|
* BRIEF MODULE DESCRIPTION
|
|
* Alchemy Pb1550 board setup.
|
|
*
|
|
* Copyright 2000, 2008 MontaVista Software Inc.
|
|
* Author: MontaVista Software, Inc. <source@mvista.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 SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
|
|
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
|
|
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
|
|
* NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
|
|
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
|
|
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
|
|
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
|
|
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
|
|
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*
|
|
* 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.,
|
|
* 675 Mass Ave, Cambridge, MA 02139, USA.
|
|
*/
|
|
|
|
#include <linux/init.h>
|
|
|
|
#include <asm/mach-au1x00/au1000.h>
|
|
#include <asm/mach-pb1x00/pb1550.h>
|
|
|
|
void board_reset(void)
|
|
{
|
|
/* Hit BCSR.SYSTEM[RESET] */
|
|
au_writew(au_readw(0xAF00001C) & ~BCSR_SYSTEM_RESET, 0xAF00001C);
|
|
}
|
|
|
|
void __init board_setup(void)
|
|
{
|
|
u32 pin_func;
|
|
|
|
/*
|
|
* Enable PSC1 SYNC for AC'97. Normaly done in audio driver,
|
|
* but it is board specific code, so put it here.
|
|
*/
|
|
pin_func = au_readl(SYS_PINFUNC);
|
|
au_sync();
|
|
pin_func |= SYS_PF_MUST_BE_SET | SYS_PF_PSC1_S1;
|
|
au_writel(pin_func, SYS_PINFUNC);
|
|
|
|
au_writel(0, (u32)bcsr | 0x10); /* turn off PCMCIA power */
|
|
au_sync();
|
|
|
|
printk(KERN_INFO "AMD Alchemy Pb1550 Board\n");
|
|
}
|