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awilliam
GitHub Repository: awilliam/linux-vfio
 Path: blob/master/arch/arm/mach-ixp23xx/espresso.c
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/*

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 * arch/arm/mach-ixp23xx/espresso.c

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 *

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 * Double Espresso-specific routines

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 *

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 * Author: Lennert Buytenhek <[email protected]>

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 *

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 * This file is licensed under the terms of the GNU General Public

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 * License version 2. This program is licensed "as is" without any

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 * warranty of any kind, whether express or implied.

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 */

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#include <linux/kernel.h>

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#include <linux/init.h>

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#include <linux/spinlock.h>

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#include <linux/sched.h>

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#include <linux/interrupt.h>

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#include <linux/serial.h>

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#include <linux/tty.h>

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#include <linux/bitops.h>

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#include <linux/ioport.h>

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#include <linux/serial_8250.h>

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#include <linux/serial_core.h>

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#include <linux/device.h>

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#include <linux/mm.h>

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#include <linux/pci.h>

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#include <linux/mtd/physmap.h>

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#include <asm/types.h>

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#include <asm/setup.h>

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#include <asm/memory.h>

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#include <mach/hardware.h>

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#include <asm/mach-types.h>

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#include <asm/irq.h>

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#include <asm/system.h>

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#include <asm/tlbflush.h>

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#include <asm/pgtable.h>

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#include <asm/mach/map.h>

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#include <asm/mach/irq.h>

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#include <asm/mach/arch.h>

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#include <asm/mach/pci.h>

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static int __init espresso_pci_init(void)

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{

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	if (machine_is_espresso())

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		ixp23xx_pci_slave_init();

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	return 0;

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};

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subsys_initcall(espresso_pci_init);

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static struct physmap_flash_data espresso_flash_data = {

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	.width		= 2,

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};

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static struct resource espresso_flash_resource = {

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	.start		= 0x90000000,

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	.end		= 0x91ffffff,

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	.flags		= IORESOURCE_MEM,

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};

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static struct platform_device espresso_flash = {

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	.name		= "physmap-flash",

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	.id		= 0,

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	.dev		= {

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		.platform_data	= &espresso_flash_data,

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	},

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	.num_resources	= 1,

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	.resource	= &espresso_flash_resource,

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};

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static void __init espresso_init(void)

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{

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	platform_device_register(&espresso_flash);

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	/*

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	 * Mark flash as writeable.

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	 */

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	IXP23XX_EXP_CS0[0] |= IXP23XX_FLASH_WRITABLE;

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	IXP23XX_EXP_CS0[1] |= IXP23XX_FLASH_WRITABLE;

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	ixp23xx_sys_init();

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}

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MACHINE_START(ESPRESSO, "IP Fabrics Double Espresso")

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	/* Maintainer: Lennert Buytenhek */

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	.map_io		= ixp23xx_map_io,

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	.init_irq	= ixp23xx_init_irq,

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	.timer		= &ixp23xx_timer,

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	.boot_params	= 0x00000100,

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	.init_machine	= espresso_init,

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MACHINE_END

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