e8c7c48234
It's more than the au1000 these days. Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
58 lines
2 KiB
C
58 lines
2 KiB
C
/*
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*
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* BRIEF MODULE DESCRIPTION
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* Alchemy Pb1550 board setup.
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*
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* Copyright 2000, 2008 MontaVista Software Inc.
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* Author: MontaVista Software, Inc. <source@mvista.com>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*
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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
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* NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include <linux/init.h>
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#include <asm/mach-au1x00/au1000.h>
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#include <asm/mach-pb1x00/pb1550.h>
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void board_reset(void)
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{
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/* Hit BCSR.SYSTEM[RESET] */
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au_writew(au_readw(0xAF00001C) & ~BCSR_SYSTEM_RESET, 0xAF00001C);
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}
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void __init board_setup(void)
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{
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u32 pin_func;
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/*
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* Enable PSC1 SYNC for AC'97. Normaly done in audio driver,
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* but it is board specific code, so put it here.
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*/
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pin_func = au_readl(SYS_PINFUNC);
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au_sync();
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pin_func |= SYS_PF_MUST_BE_SET | SYS_PF_PSC1_S1;
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au_writel(pin_func, SYS_PINFUNC);
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au_writel(0, (u32)bcsr | 0x10); /* turn off PCMCIA power */
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au_sync();
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printk(KERN_INFO "AMD Alchemy Pb1550 Board\n");
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}
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