arch/mips/alchemy/devboards/db1x00/board_setup.c - maze/linux - Git at Google

 /*
  *
  * BRIEF MODULE DESCRIPTION
  *	Alchemy Db1x00 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/gpio.h>
 #include <linux/init.h>
 #include <linux/interrupt.h>
 #include <linux/pm.h>

 #include <asm/mach-au1x00/au1000.h>
 #include <asm/mach-au1x00/au1xxx_eth.h>
 #include <asm/mach-db1x00/db1x00.h>
 #include <asm/mach-db1x00/bcsr.h>
 #include <asm/reboot.h>

 #include <prom.h>

 #ifdef CONFIG_MIPS_DB1500
 char irq_tab_alchemy[][5] __initdata = {
 	[12] = { -1, AU1500_PCI_INTA, 0xff, 0xff, 0xff }, /* IDSEL 12 - HPT371   */
 	[13] = { -1, AU1500_PCI_INTA, AU1500_PCI_INTB, AU1500_PCI_INTC, AU1500_PCI_INTD }, /* IDSEL 13 - PCI slot */
 };

 #endif


 #ifdef CONFIG_MIPS_DB1550
 char irq_tab_alchemy[][5] __initdata = {
 	[11] = { -1, AU1550_PCI_INTC, 0xff, 0xff, 0xff }, /* IDSEL 11 - on-board HPT371 */
 	[12] = { -1, AU1550_PCI_INTB, AU1550_PCI_INTC, AU1550_PCI_INTD, AU1550_PCI_INTA }, /* IDSEL 12 - PCI slot 2 (left) */
 	[13] = { -1, AU1550_PCI_INTA, AU1550_PCI_INTB, AU1550_PCI_INTC, AU1550_PCI_INTD }, /* IDSEL 13 - PCI slot 1 (right) */
 };
 #endif


 #ifdef CONFIG_MIPS_BOSPORUS
 char irq_tab_alchemy[][5] __initdata = {
 	[11] = { -1, AU1500_PCI_INTA, AU1500_PCI_INTB, 0xff, 0xff }, /* IDSEL 11 - miniPCI  */
 	[12] = { -1, AU1500_PCI_INTA, 0xff, 0xff, 0xff }, /* IDSEL 12 - SN1741   */
 	[13] = { -1, AU1500_PCI_INTA, AU1500_PCI_INTB, AU1500_PCI_INTC, AU1500_PCI_INTD }, /* IDSEL 13 - PCI slot */
 };

 /*
  * Micrel/Kendin 5 port switch attached to MAC0,
  * MAC0 is associated with PHY address 5 (== WAN port)
  * MAC1 is not associated with any PHY, since it's connected directly
  * to the switch.
  * no interrupts are used
  */
 static struct au1000_eth_platform_data eth0_pdata = {
 	.phy_static_config	= 1,
 	.phy_addr		= 5,
 };

 static void bosporus_power_off(void)
 {
 	while (1)
 		asm volatile (".set mips3 ; wait ; .set mips0");
 }

 const char *get_system_type(void)
 {
 	return "Alchemy Bosporus Gateway Reference";
 }
 #endif


 #ifdef CONFIG_MIPS_MIRAGE
 char irq_tab_alchemy[][5] __initdata = {
 	[11] = { -1, AU1500_PCI_INTD, 0xff, 0xff, 0xff }, /* IDSEL 11 - SMI VGX */
 	[12] = { -1, 0xff, 0xff, AU1500_PCI_INTC, 0xff }, /* IDSEL 12 - PNX1300 */
 	[13] = { -1, AU1500_PCI_INTA, AU1500_PCI_INTB, 0xff, 0xff }, /* IDSEL 13 - miniPCI */
 };

 static void mirage_power_off(void)
 {
 	alchemy_gpio_direction_output(210, 1);
 }

 const char *get_system_type(void)
 {
 	return "Alchemy Mirage";
 }
 #endif


 #if defined(CONFIG_MIPS_BOSPORUS) || defined(CONFIG_MIPS_MIRAGE)
 static void mips_softreset(void)
 {
 	asm volatile ("jr\t%0" : : "r"(0xbfc00000));
 }

 #else

 const char *get_system_type(void)
 {
 	return "Alchemy Db1x00";
 }
 #endif


 void __init board_setup(void)
 {
 	unsigned long bcsr1, bcsr2;

 	bcsr1 = DB1000_BCSR_PHYS_ADDR;
 	bcsr2 = DB1000_BCSR_PHYS_ADDR + DB1000_BCSR_HEXLED_OFS;

 #ifdef CONFIG_MIPS_DB1000
 	printk(KERN_INFO "AMD Alchemy Au1000/Db1000 Board\n");
 #endif
 #ifdef CONFIG_MIPS_DB1500
 	printk(KERN_INFO "AMD Alchemy Au1500/Db1500 Board\n");
 #endif
 #ifdef CONFIG_MIPS_DB1100
 	printk(KERN_INFO "AMD Alchemy Au1100/Db1100 Board\n");
 #endif
 #ifdef CONFIG_MIPS_BOSPORUS
 	au1xxx_override_eth_cfg(0, &eth0_pdata);

 	printk(KERN_INFO "AMD Alchemy Bosporus Board\n");
 #endif
 #ifdef CONFIG_MIPS_MIRAGE
 	printk(KERN_INFO "AMD Alchemy Mirage Board\n");
 #endif
 #ifdef CONFIG_MIPS_DB1550
 	printk(KERN_INFO "AMD Alchemy Au1550/Db1550 Board\n");

 	bcsr1 = DB1550_BCSR_PHYS_ADDR;
 	bcsr2 = DB1550_BCSR_PHYS_ADDR + DB1550_BCSR_HEXLED_OFS;
 #endif

 	/* initialize board register space */
 	bcsr_init(bcsr1, bcsr2);

 	/* Not valid for Au1550 */
 #if defined(CONFIG_IRDA) && \
    (defined(CONFIG_SOC_AU1000) || defined(CONFIG_SOC_AU1100))
 	{
 		u32 pin_func;

 		/* Set IRFIRSEL instead of GPIO15 */
 		pin_func = au_readl(SYS_PINFUNC) | SYS_PF_IRF;
 		au_writel(pin_func, SYS_PINFUNC);
 		/* Power off until the driver is in use */
 		bcsr_mod(BCSR_RESETS, BCSR_RESETS_IRDA_MODE_MASK,
 			 BCSR_RESETS_IRDA_MODE_OFF);
 	}
 #endif
 	bcsr_write(BCSR_PCMCIA, 0);	/* turn off PCMCIA power */

 	/* Enable GPIO[31:0] inputs */
 	alchemy_gpio1_input_enable();

 #ifdef CONFIG_MIPS_MIRAGE
 	{
 		u32 pin_func;

 		/* GPIO[20] is output */
 		alchemy_gpio_direction_output(20, 0);

 		/* Set GPIO[210:208] instead of SSI_0 */
 		pin_func = au_readl(SYS_PINFUNC) | SYS_PF_S0;

 		/* Set GPIO[215:211] for LEDs */
 		pin_func |= 5 << 2;

 		/* Set GPIO[214:213] for more LEDs */
 		pin_func |= 5 << 12;

 		/* Set GPIO[207:200] instead of PCMCIA/LCD */
 		pin_func |= SYS_PF_LCD | SYS_PF_PC;
 		au_writel(pin_func, SYS_PINFUNC);

 		/*
 		 * Enable speaker amplifier.  This should
 		 * be part of the audio driver.
 		 */
 		alchemy_gpio_direction_output(209, 1);

 		pm_power_off = mirage_power_off;
 		_machine_halt = mirage_power_off;
 		_machine_restart = (void(*)(char *))mips_softreset;
 	}
 #endif

 #ifdef CONFIG_MIPS_BOSPORUS
 	pm_power_off = bosporus_power_off;
 	_machine_halt = bosporus_power_off;
 	_machine_restart = (void(*)(char *))mips_softreset;
 #endif
 	au_sync();
 }

 static int __init db1x00_init_irq(void)
 {
 #if defined(CONFIG_MIPS_MIRAGE)
 	irq_set_irq_type(AU1500_GPIO7_INT, IRQF_TRIGGER_RISING); /* TS pendown */
 #elif defined(CONFIG_MIPS_DB1550)
 	irq_set_irq_type(AU1550_GPIO0_INT, IRQF_TRIGGER_LOW);  /* CD0# */
 	irq_set_irq_type(AU1550_GPIO1_INT, IRQF_TRIGGER_LOW);  /* CD1# */
 	irq_set_irq_type(AU1550_GPIO3_INT, IRQF_TRIGGER_LOW);  /* CARD0# */
 	irq_set_irq_type(AU1550_GPIO5_INT, IRQF_TRIGGER_LOW);  /* CARD1# */
 	irq_set_irq_type(AU1550_GPIO21_INT, IRQF_TRIGGER_LOW); /* STSCHG0# */
 	irq_set_irq_type(AU1550_GPIO22_INT, IRQF_TRIGGER_LOW); /* STSCHG1# */
 #elif defined(CONFIG_MIPS_DB1500)
 	irq_set_irq_type(AU1500_GPIO0_INT, IRQF_TRIGGER_LOW); /* CD0# */
 	irq_set_irq_type(AU1500_GPIO3_INT, IRQF_TRIGGER_LOW); /* CD1# */
 	irq_set_irq_type(AU1500_GPIO2_INT, IRQF_TRIGGER_LOW); /* CARD0# */
 	irq_set_irq_type(AU1500_GPIO5_INT, IRQF_TRIGGER_LOW); /* CARD1# */
 	irq_set_irq_type(AU1500_GPIO1_INT, IRQF_TRIGGER_LOW); /* STSCHG0# */
 	irq_set_irq_type(AU1500_GPIO4_INT, IRQF_TRIGGER_LOW); /* STSCHG1# */
 #elif defined(CONFIG_MIPS_DB1100)
 	irq_set_irq_type(AU1100_GPIO0_INT, IRQF_TRIGGER_LOW); /* CD0# */
 	irq_set_irq_type(AU1100_GPIO3_INT, IRQF_TRIGGER_LOW); /* CD1# */
 	irq_set_irq_type(AU1100_GPIO2_INT, IRQF_TRIGGER_LOW); /* CARD0# */
 	irq_set_irq_type(AU1100_GPIO5_INT, IRQF_TRIGGER_LOW); /* CARD1# */
 	irq_set_irq_type(AU1100_GPIO1_INT, IRQF_TRIGGER_LOW); /* STSCHG0# */
 	irq_set_irq_type(AU1100_GPIO4_INT, IRQF_TRIGGER_LOW); /* STSCHG1# */
 #elif defined(CONFIG_MIPS_DB1000)
 	irq_set_irq_type(AU1000_GPIO0_INT, IRQF_TRIGGER_LOW); /* CD0# */
 	irq_set_irq_type(AU1000_GPIO3_INT, IRQF_TRIGGER_LOW); /* CD1# */
 	irq_set_irq_type(AU1000_GPIO2_INT, IRQF_TRIGGER_LOW); /* CARD0# */
 	irq_set_irq_type(AU1000_GPIO5_INT, IRQF_TRIGGER_LOW); /* CARD1# */
 	irq_set_irq_type(AU1000_GPIO1_INT, IRQF_TRIGGER_LOW); /* STSCHG0# */
 	irq_set_irq_type(AU1000_GPIO4_INT, IRQF_TRIGGER_LOW); /* STSCHG1# */
 #endif
 	return 0;
 }
 arch_initcall(db1x00_init_irq);
	/*
	*
	* BRIEF MODULE DESCRIPTION
	* Alchemy Db1x00 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/gpio.h>
	#include <linux/init.h>
	#include <linux/interrupt.h>
	#include <linux/pm.h>

	#include <asm/mach-au1x00/au1000.h>
	#include <asm/mach-au1x00/au1xxx_eth.h>
	#include <asm/mach-db1x00/db1x00.h>
	#include <asm/mach-db1x00/bcsr.h>
	#include <asm/reboot.h>

	#include <prom.h>

	#ifdef CONFIG_MIPS_DB1500
	char irq_tab_alchemy[][5] __initdata = {
	[12] = { -1, AU1500_PCI_INTA, 0xff, 0xff, 0xff }, /* IDSEL 12 - HPT371 */
	[13] = { -1, AU1500_PCI_INTA, AU1500_PCI_INTB, AU1500_PCI_INTC, AU1500_PCI_INTD }, /* IDSEL 13 - PCI slot */
	};

	#endif


	#ifdef CONFIG_MIPS_DB1550
	char irq_tab_alchemy[][5] __initdata = {
	[11] = { -1, AU1550_PCI_INTC, 0xff, 0xff, 0xff }, /* IDSEL 11 - on-board HPT371 */
	[12] = { -1, AU1550_PCI_INTB, AU1550_PCI_INTC, AU1550_PCI_INTD, AU1550_PCI_INTA }, /* IDSEL 12 - PCI slot 2 (left) */
	[13] = { -1, AU1550_PCI_INTA, AU1550_PCI_INTB, AU1550_PCI_INTC, AU1550_PCI_INTD }, /* IDSEL 13 - PCI slot 1 (right) */
	};
	#endif


	#ifdef CONFIG_MIPS_BOSPORUS
	char irq_tab_alchemy[][5] __initdata = {
	[11] = { -1, AU1500_PCI_INTA, AU1500_PCI_INTB, 0xff, 0xff }, /* IDSEL 11 - miniPCI */
	[12] = { -1, AU1500_PCI_INTA, 0xff, 0xff, 0xff }, /* IDSEL 12 - SN1741 */
	[13] = { -1, AU1500_PCI_INTA, AU1500_PCI_INTB, AU1500_PCI_INTC, AU1500_PCI_INTD }, /* IDSEL 13 - PCI slot */
	};

	/*
	* Micrel/Kendin 5 port switch attached to MAC0,
	* MAC0 is associated with PHY address 5 (== WAN port)
	* MAC1 is not associated with any PHY, since it's connected directly
	* to the switch.
	* no interrupts are used
	*/
	static struct au1000_eth_platform_data eth0_pdata = {
	.phy_static_config = 1,
	.phy_addr = 5,
	};

	static void bosporus_power_off(void)
	{
	while (1)
	asm volatile (".set mips3 ; wait ; .set mips0");
	}

	const char *get_system_type(void)
	{
	return "Alchemy Bosporus Gateway Reference";
	}
	#endif


	#ifdef CONFIG_MIPS_MIRAGE
	char irq_tab_alchemy[][5] __initdata = {
	[11] = { -1, AU1500_PCI_INTD, 0xff, 0xff, 0xff }, /* IDSEL 11 - SMI VGX */
	[12] = { -1, 0xff, 0xff, AU1500_PCI_INTC, 0xff }, /* IDSEL 12 - PNX1300 */
	[13] = { -1, AU1500_PCI_INTA, AU1500_PCI_INTB, 0xff, 0xff }, /* IDSEL 13 - miniPCI */
	};

	static void mirage_power_off(void)
	{
	alchemy_gpio_direction_output(210, 1);
	}

	const char *get_system_type(void)
	{
	return "Alchemy Mirage";
	}
	#endif


	#if defined(CONFIG_MIPS_BOSPORUS) \|\| defined(CONFIG_MIPS_MIRAGE)
	static void mips_softreset(void)
	{
	asm volatile ("jr\t%0" : : "r"(0xbfc00000));
	}

	#else

	const char *get_system_type(void)
	{
	return "Alchemy Db1x00";
	}
	#endif


	void __init board_setup(void)
	{
	unsigned long bcsr1, bcsr2;

	bcsr1 = DB1000_BCSR_PHYS_ADDR;
	bcsr2 = DB1000_BCSR_PHYS_ADDR + DB1000_BCSR_HEXLED_OFS;

	#ifdef CONFIG_MIPS_DB1000
	printk(KERN_INFO "AMD Alchemy Au1000/Db1000 Board\n");
	#endif
	#ifdef CONFIG_MIPS_DB1500
	printk(KERN_INFO "AMD Alchemy Au1500/Db1500 Board\n");
	#endif
	#ifdef CONFIG_MIPS_DB1100
	printk(KERN_INFO "AMD Alchemy Au1100/Db1100 Board\n");
	#endif
	#ifdef CONFIG_MIPS_BOSPORUS
	au1xxx_override_eth_cfg(0, &eth0_pdata);

	printk(KERN_INFO "AMD Alchemy Bosporus Board\n");
	#endif
	#ifdef CONFIG_MIPS_MIRAGE
	printk(KERN_INFO "AMD Alchemy Mirage Board\n");
	#endif
	#ifdef CONFIG_MIPS_DB1550
	printk(KERN_INFO "AMD Alchemy Au1550/Db1550 Board\n");

	bcsr1 = DB1550_BCSR_PHYS_ADDR;
	bcsr2 = DB1550_BCSR_PHYS_ADDR + DB1550_BCSR_HEXLED_OFS;
	#endif

	/* initialize board register space */
	bcsr_init(bcsr1, bcsr2);

	/* Not valid for Au1550 */
	#if defined(CONFIG_IRDA) && \
	(defined(CONFIG_SOC_AU1000) \|\| defined(CONFIG_SOC_AU1100))
	{
	u32 pin_func;

	/* Set IRFIRSEL instead of GPIO15 */
	pin_func = au_readl(SYS_PINFUNC) \| SYS_PF_IRF;
	au_writel(pin_func, SYS_PINFUNC);
	/* Power off until the driver is in use */
	bcsr_mod(BCSR_RESETS, BCSR_RESETS_IRDA_MODE_MASK,
	BCSR_RESETS_IRDA_MODE_OFF);
	}
	#endif
	bcsr_write(BCSR_PCMCIA, 0); /* turn off PCMCIA power */

	/* Enable GPIO[31:0] inputs */
	alchemy_gpio1_input_enable();

	#ifdef CONFIG_MIPS_MIRAGE
	{
	u32 pin_func;

	/* GPIO[20] is output */
	alchemy_gpio_direction_output(20, 0);

	/* Set GPIO[210:208] instead of SSI_0 */
	pin_func = au_readl(SYS_PINFUNC) \| SYS_PF_S0;

	/* Set GPIO[215:211] for LEDs */
	pin_func \|= 5 << 2;

	/* Set GPIO[214:213] for more LEDs */
	pin_func \|= 5 << 12;

	/* Set GPIO[207:200] instead of PCMCIA/LCD */
	pin_func \|= SYS_PF_LCD \| SYS_PF_PC;
	au_writel(pin_func, SYS_PINFUNC);

	/*
	* Enable speaker amplifier. This should
	* be part of the audio driver.
	*/
	alchemy_gpio_direction_output(209, 1);

	pm_power_off = mirage_power_off;
	_machine_halt = mirage_power_off;
	_machine_restart = (void()(char ))mips_softreset;
	}
	#endif

	#ifdef CONFIG_MIPS_BOSPORUS
	pm_power_off = bosporus_power_off;
	_machine_halt = bosporus_power_off;
	_machine_restart = (void()(char ))mips_softreset;
	#endif
	au_sync();
	}

	static int __init db1x00_init_irq(void)
	{
	#if defined(CONFIG_MIPS_MIRAGE)
	irq_set_irq_type(AU1500_GPIO7_INT, IRQF_TRIGGER_RISING); /* TS pendown */
	#elif defined(CONFIG_MIPS_DB1550)
	irq_set_irq_type(AU1550_GPIO0_INT, IRQF_TRIGGER_LOW); /* CD0# */
	irq_set_irq_type(AU1550_GPIO1_INT, IRQF_TRIGGER_LOW); /* CD1# */
	irq_set_irq_type(AU1550_GPIO3_INT, IRQF_TRIGGER_LOW); /* CARD0# */
	irq_set_irq_type(AU1550_GPIO5_INT, IRQF_TRIGGER_LOW); /* CARD1# */
	irq_set_irq_type(AU1550_GPIO21_INT, IRQF_TRIGGER_LOW); /* STSCHG0# */
	irq_set_irq_type(AU1550_GPIO22_INT, IRQF_TRIGGER_LOW); /* STSCHG1# */
	#elif defined(CONFIG_MIPS_DB1500)
	irq_set_irq_type(AU1500_GPIO0_INT, IRQF_TRIGGER_LOW); /* CD0# */
	irq_set_irq_type(AU1500_GPIO3_INT, IRQF_TRIGGER_LOW); /* CD1# */
	irq_set_irq_type(AU1500_GPIO2_INT, IRQF_TRIGGER_LOW); /* CARD0# */
	irq_set_irq_type(AU1500_GPIO5_INT, IRQF_TRIGGER_LOW); /* CARD1# */
	irq_set_irq_type(AU1500_GPIO1_INT, IRQF_TRIGGER_LOW); /* STSCHG0# */
	irq_set_irq_type(AU1500_GPIO4_INT, IRQF_TRIGGER_LOW); /* STSCHG1# */
	#elif defined(CONFIG_MIPS_DB1100)
	irq_set_irq_type(AU1100_GPIO0_INT, IRQF_TRIGGER_LOW); /* CD0# */
	irq_set_irq_type(AU1100_GPIO3_INT, IRQF_TRIGGER_LOW); /* CD1# */
	irq_set_irq_type(AU1100_GPIO2_INT, IRQF_TRIGGER_LOW); /* CARD0# */
	irq_set_irq_type(AU1100_GPIO5_INT, IRQF_TRIGGER_LOW); /* CARD1# */
	irq_set_irq_type(AU1100_GPIO1_INT, IRQF_TRIGGER_LOW); /* STSCHG0# */
	irq_set_irq_type(AU1100_GPIO4_INT, IRQF_TRIGGER_LOW); /* STSCHG1# */
	#elif defined(CONFIG_MIPS_DB1000)
	irq_set_irq_type(AU1000_GPIO0_INT, IRQF_TRIGGER_LOW); /* CD0# */
	irq_set_irq_type(AU1000_GPIO3_INT, IRQF_TRIGGER_LOW); /* CD1# */
	irq_set_irq_type(AU1000_GPIO2_INT, IRQF_TRIGGER_LOW); /* CARD0# */
	irq_set_irq_type(AU1000_GPIO5_INT, IRQF_TRIGGER_LOW); /* CARD1# */
	irq_set_irq_type(AU1000_GPIO1_INT, IRQF_TRIGGER_LOW); /* STSCHG0# */
	irq_set_irq_type(AU1000_GPIO4_INT, IRQF_TRIGGER_LOW); /* STSCHG1# */
	#endif
	return 0;
	}
	arch_initcall(db1x00_init_irq);