/* * * BRIEF MODULE DESCRIPTION * Alchemy Pb1550 board setup. * * Copyright 2000 MontaVista Software Inc. * Author: MontaVista Software, Inc. * ppopov@mvista.com or 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 #include #include #include #include #include #include #include #include #include #include #include #include #include #include void board_reset (void) { /* Hit BCSR.SYSTEM_CONTROL[SW_RST] */ au_writew(au_readw(0xAF00001C) & ~(1<<15), 0xAF00001C); } void __init board_setup(void) { u32 pin_func; /* Enable PSC1 SYNC for AC97. 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("AMD Alchemy Pb1550 Board\n"); }