[GitHub/mt8127/android_kernel_alcatel_ttab.git] / arch / mips / pci / fixup-ddb5477.c

/*
 *
 * BRIEF MODULE DESCRIPTION
 *	Board specific pci fixups.
 *
 * Copyright 2001, 2002, 2003 MontaVista Software Inc.
 * Author: Jun Sun, jsun@mvista.com or jsun@junsun.net
 *
 *  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/types.h>
#include <linux/pci.h>
#include <linux/kernel.h>
#include <linux/init.h>

static void ddb5477_fixup(struct pci_dev *dev)
{
	u8 old;

	printk(KERN_NOTICE "Enabling ALI M1533/35 PS2 keyboard/mouse.\n");
	pci_read_config_byte(dev, 0x41, &old);
	pci_write_config_byte(dev, 0x41, old | 0xd0);
}

DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_AL, PCI_DEVICE_ID_AL_M1533,
	  ddb5477_fixup);
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_AL, PCI_DEVICE_ID_AL_M1535,
	  ddb5477_fixup);

/*
 * Fixup baseboard AMD chip so that tx does not underflow.
 *      bcr_18 |= 0x0800
 * This sets NOUFLO bit which makes tx not start until whole pkt
 * is fetched to the chip.
 */
#define PCNET32_WIO_RDP		0x10
#define PCNET32_WIO_RAP		0x12
#define PCNET32_WIO_RESET	0x14
#define PCNET32_WIO_BDP		0x16

static void ddb5477_amd_lance_fixup(struct pci_dev *dev)
{
	unsigned long ioaddr;
	u16 temp;

	ioaddr = pci_resource_start(dev, 0);

	inw(ioaddr + PCNET32_WIO_RESET);	/* reset chip */

	/* bcr_18 |= 0x0800 */
	outw(18, ioaddr + PCNET32_WIO_RAP);
	temp = inw(ioaddr + PCNET32_WIO_BDP);
	temp |= 0x0800;
	outw(18, ioaddr + PCNET32_WIO_RAP);
	outw(temp, ioaddr + PCNET32_WIO_BDP);
}

DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_LANCE,
	  ddb5477_amd_lance_fixup);
Commit	Line	Data
1da177e4 LT	1	/*
	2	*
	3	* BRIEF MODULE DESCRIPTION
	4	* Board specific pci fixups.
	5	*
	6	* Copyright 2001, 2002, 2003 MontaVista Software Inc.
	7	* Author: Jun Sun, jsun@mvista.com or jsun@junsun.net
	8	*
	9	* This program is free software; you can redistribute it and/or modify it
	10	* under the terms of the GNU General Public License as published by the
	11	* Free Software Foundation; either version 2 of the License, or (at your
	12	* option) any later version.
	13	*
	14	* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
	15	* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
	16	* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
	17	* NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
	18	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
	19	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
	20	* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
	21	* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
	22	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
	23	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
	24	*
	25	* You should have received a copy of the GNU General Public License along
	26	* with this program; if not, write to the Free Software Foundation, Inc.,
	27	* 675 Mass Ave, Cambridge, MA 02139, USA.
	28	*/
	29
	30	#include <linux/types.h>
	31	#include <linux/pci.h>
	32	#include <linux/kernel.h>
	33	#include <linux/init.h>
	34
	35	static void ddb5477_fixup(struct pci_dev *dev)
	36	{
	37	u8 old;
	38
	39	printk(KERN_NOTICE "Enabling ALI M1533/35 PS2 keyboard/mouse.\n");
	40	pci_read_config_byte(dev, 0x41, &old);
	41	pci_write_config_byte(dev, 0x41, old \| 0xd0);
	42	}
	43
	44	DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_AL, PCI_DEVICE_ID_AL_M1533,
	45	ddb5477_fixup);
	46	DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_AL, PCI_DEVICE_ID_AL_M1535,
	47	ddb5477_fixup);
	48
	49	/*
	50	* Fixup baseboard AMD chip so that tx does not underflow.
	51	* bcr_18 \|= 0x0800
	52	* This sets NOUFLO bit which makes tx not start until whole pkt
	53	* is fetched to the chip.
	54	*/
	55	#define PCNET32_WIO_RDP 0x10
	56	#define PCNET32_WIO_RAP 0x12
	57	#define PCNET32_WIO_RESET 0x14
	58	#define PCNET32_WIO_BDP 0x16
	59
	60	static void ddb5477_amd_lance_fixup(struct pci_dev *dev)
	61	{
	62	unsigned long ioaddr;
	63	u16 temp;
	64
65	ioaddr = pci_resource_start(dev, 0);
66
67	inw(ioaddr + PCNET32_WIO_RESET); /* reset chip */
42a3b4f2	68
1da177e4 LT	69	/* bcr_18 \|= 0x0800 */
	70	outw(18, ioaddr + PCNET32_WIO_RAP);
	71	temp = inw(ioaddr + PCNET32_WIO_BDP);
	72	temp \|= 0x0800;
	73	outw(18, ioaddr + PCNET32_WIO_RAP);
	74	outw(temp, ioaddr + PCNET32_WIO_BDP);
	75	}
	76
	77	DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_LANCE,
	78	ddb5477_amd_lance_fixup);