1/* 2 * linux/arch/arm/mach-at91/board-csb637.c 3 * 4 * Copyright (C) 2005 SAN People 5 * 6 * This program is free software; you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License as published by 8 * the Free Software Foundation; either version 2 of the License, or 9 * (at your option) any later version. 10 * 11 * This program is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * GNU General Public License for more details. 15 * 16 * You should have received a copy of the GNU General Public License 17 * along with this program; if not, write to the Free Software 18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 19 */ 20 21#include <linux/types.h> 22#include <linux/init.h> 23#include <linux/mm.h> 24#include <linux/module.h> 25#include <linux/platform_device.h> 26#include <linux/mtd/physmap.h> 27 28#include <asm/hardware.h> 29#include <asm/setup.h> 30#include <asm/mach-types.h> 31#include <asm/irq.h> 32 33#include <asm/mach/arch.h> 34#include <asm/mach/map.h> 35#include <asm/mach/irq.h> 36 37#include <asm/arch/board.h> 38#include <asm/arch/gpio.h> 39 40#include "generic.h" 41 42 43/* 44 * Serial port configuration. 45 * 0 .. 3 = USART0 .. USART3 46 * 4 = DBGU 47 */ 48static struct at91_uart_config __initdata csb637_uart_config = { 49 .console_tty = 0, /* ttyS0 */ 50 .nr_tty = 2, 51 .tty_map = { 4, 1, -1, -1, -1 } /* ttyS0, ..., ttyS4 */ 52}; 53 54static void __init csb637_map_io(void) 55{ 56 /* Initialize processor: 3.6864 MHz crystal */ 57 at91rm9200_initialize(3686400, AT91RM9200_BGA); 58 59 /* Setup the LEDs */ 60 at91_init_leds(AT91_PIN_PB2, AT91_PIN_PB2); 61 62 /* Setup the serial ports and console */ 63 at91_init_serial(&csb637_uart_config); 64} 65 66static void __init csb637_init_irq(void) 67{ 68 at91rm9200_init_interrupts(NULL); 69} 70 71static struct at91_eth_data __initdata csb637_eth_data = { 72 .phy_irq_pin = AT91_PIN_PC0, 73 .is_rmii = 0, 74}; 75 76static struct at91_usbh_data __initdata csb637_usbh_data = { 77 .ports = 2, 78}; 79 80static struct at91_udc_data __initdata csb637_udc_data = { 81 .vbus_pin = AT91_PIN_PB28, 82 .pullup_pin = AT91_PIN_PB1, 83}; 84 85#define CSB_FLASH_BASE AT91_CHIPSELECT_0 86#define CSB_FLASH_SIZE 0x1000000 87 88static struct mtd_partition csb_flash_partitions[] = { 89 { 90 .name = "uMON flash", 91 .offset = 0, 92 .size = MTDPART_SIZ_FULL, 93 .mask_flags = MTD_WRITEABLE, /* read only */ 94 } 95}; 96 97static struct physmap_flash_data csb_flash_data = { 98 .width = 2, 99 .parts = csb_flash_partitions, 100 .nr_parts = ARRAY_SIZE(csb_flash_partitions), 101}; 102 103static struct resource csb_flash_resources[] = { 104 { 105 .start = CSB_FLASH_BASE, 106 .end = CSB_FLASH_BASE + CSB_FLASH_SIZE - 1, 107 .flags = IORESOURCE_MEM, 108 } 109}; 110 111static struct platform_device csb_flash = { 112 .name = "physmap-flash", 113 .id = 0, 114 .dev = { 115 .platform_data = &csb_flash_data, 116 }, 117 .resource = csb_flash_resources, 118 .num_resources = ARRAY_SIZE(csb_flash_resources), 119}; 120 121static void __init csb637_board_init(void) 122{ 123 /* Serial */ 124 at91_add_device_serial(); 125 /* Ethernet */ 126 at91_add_device_eth(&csb637_eth_data); 127 /* USB Host */ 128 at91_add_device_usbh(&csb637_usbh_data); 129 /* USB Device */ 130 at91_add_device_udc(&csb637_udc_data); 131 /* I2C */ 132 at91_add_device_i2c(); 133 /* SPI */ 134 at91_add_device_spi(NULL, 0); 135 /* NOR flash */ 136 platform_device_register(&csb_flash); 137} 138 139MACHINE_START(CSB637, "Cogent CSB637") 140 /* Maintainer: Bill Gatliff */ 141 .phys_io = AT91_BASE_SYS, 142 .io_pg_offst = (AT91_VA_BASE_SYS >> 18) & 0xfffc, 143 .boot_params = AT91_SDRAM_BASE + 0x100, 144 .timer = &at91rm9200_timer, 145 .map_io = csb637_map_io, 146 .init_irq = csb637_init_irq, 147 .init_machine = csb637_board_init, 148MACHINE_END 149