1/* 2 * arch/arm/mach-ixp23xx/espresso.c 3 * 4 * Double Espresso-specific routines 5 * 6 * Author: Lennert Buytenhek <buytenh@wantstofly.org> 7 * 8 * This file is licensed under the terms of the GNU General Public 9 * License version 2. This program is licensed "as is" without any 10 * warranty of any kind, whether express or implied. 11 */ 12 13#include <linux/kernel.h> 14#include <linux/init.h> 15#include <linux/spinlock.h> 16#include <linux/sched.h> 17#include <linux/interrupt.h> 18#include <linux/serial.h> 19#include <linux/tty.h> 20#include <linux/bitops.h> 21#include <linux/ioport.h> 22#include <linux/serial_8250.h> 23#include <linux/serial_core.h> 24#include <linux/device.h> 25#include <linux/mm.h> 26#include <linux/pci.h> 27#include <linux/mtd/physmap.h> 28 29#include <asm/types.h> 30#include <asm/setup.h> 31#include <asm/memory.h> 32#include <mach/hardware.h> 33#include <asm/mach-types.h> 34#include <asm/irq.h> 35#include <asm/system.h> 36#include <asm/tlbflush.h> 37#include <asm/pgtable.h> 38 39#include <asm/mach/map.h> 40#include <asm/mach/irq.h> 41#include <asm/mach/arch.h> 42#include <asm/mach/pci.h> 43 44static int __init espresso_pci_init(void) 45{ 46 if (machine_is_espresso()) 47 ixp23xx_pci_slave_init(); 48 49 return 0; 50}; 51subsys_initcall(espresso_pci_init); 52 53static struct physmap_flash_data espresso_flash_data = { 54 .width = 2, 55}; 56 57static struct resource espresso_flash_resource = { 58 .start = 0x90000000, 59 .end = 0x91ffffff, 60 .flags = IORESOURCE_MEM, 61}; 62 63static struct platform_device espresso_flash = { 64 .name = "physmap-flash", 65 .id = 0, 66 .dev = { 67 .platform_data = &espresso_flash_data, 68 }, 69 .num_resources = 1, 70 .resource = &espresso_flash_resource, 71}; 72 73static void __init espresso_init(void) 74{ 75 platform_device_register(&espresso_flash); 76 77 /* 78 * Mark flash as writeable. 79 */ 80 IXP23XX_EXP_CS0[0] |= IXP23XX_FLASH_WRITABLE; 81 IXP23XX_EXP_CS0[1] |= IXP23XX_FLASH_WRITABLE; 82 83 ixp23xx_sys_init(); 84} 85 86MACHINE_START(ESPRESSO, "IP Fabrics Double Espresso") 87 /* Maintainer: Lennert Buytenhek */ 88 .phys_io = IXP23XX_PERIPHERAL_PHYS, 89 .io_pg_offst = ((IXP23XX_PERIPHERAL_VIRT >> 18)) & 0xfffc, 90 .map_io = ixp23xx_map_io, 91 .init_irq = ixp23xx_init_irq, 92 .timer = &ixp23xx_timer, 93 .boot_params = 0x00000100, 94 .init_machine = espresso_init, 95MACHINE_END 96