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.h> 23#include <linux/serial_8250.h> 24#include <linux/serial_core.h> 25#include <linux/device.h> 26#include <linux/mm.h> 27#include <linux/pci.h> 28#include <linux/mtd/physmap.h> 29 30#include <asm/types.h> 31#include <asm/setup.h> 32#include <asm/memory.h> 33#include <asm/hardware.h> 34#include <asm/mach-types.h> 35#include <asm/irq.h> 36#include <asm/system.h> 37#include <asm/tlbflush.h> 38#include <asm/pgtable.h> 39 40#include <asm/mach/map.h> 41#include <asm/mach/irq.h> 42#include <asm/mach/arch.h> 43#include <asm/mach/irq.h> 44#include <asm/mach/pci.h> 45 46static int __init espresso_pci_init(void) 47{ 48 if (machine_is_espresso()) 49 ixp23xx_pci_slave_init(); 50 51 return 0; 52}; 53subsys_initcall(espresso_pci_init); 54 55static struct physmap_flash_data espresso_flash_data = { 56 .width = 2, 57}; 58 59static struct resource espresso_flash_resource = { 60 .start = 0x90000000, 61 .end = 0x91ffffff, 62 .flags = IORESOURCE_MEM, 63}; 64 65static struct platform_device espresso_flash = { 66 .name = "physmap-flash", 67 .id = 0, 68 .dev = { 69 .platform_data = &espresso_flash_data, 70 }, 71 .num_resources = 1, 72 .resource = &espresso_flash_resource, 73}; 74 75static void __init espresso_init(void) 76{ 77 platform_device_register(&espresso_flash); 78 79 /* 80 * Mark flash as writeable. 81 */ 82 IXP23XX_EXP_CS0[0] |= IXP23XX_FLASH_WRITABLE; 83 IXP23XX_EXP_CS0[1] |= IXP23XX_FLASH_WRITABLE; 84 85 ixp23xx_sys_init(); 86} 87 88MACHINE_START(ESPRESSO, "IP Fabrics Double Espresso") 89 /* Maintainer: Lennert Buytenhek */ 90 .phys_io = IXP23XX_PERIPHERAL_PHYS, 91 .io_pg_offst = ((IXP23XX_PERIPHERAL_VIRT >> 18)) & 0xfffc, 92 .map_io = ixp23xx_map_io, 93 .init_irq = ixp23xx_init_irq, 94 .timer = &ixp23xx_timer, 95 .boot_params = 0x00000100, 96 .init_machine = espresso_init, 97MACHINE_END 98