/* * KwikByte CAM60 (KB9260) * * based on board-sam9260ek.c * Copyright (C) 2005 SAN People * Copyright (C) 2006 Atmel * * 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 program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #include <linux/types.h> #include <linux/init.h> #include <linux/mm.h> #include <linux/module.h> #include <linux/platform_device.h> #include <linux/spi/spi.h> #include <linux/spi/flash.h> #include <mach/hardware.h> #include <asm/setup.h> #include <asm/mach-types.h> #include <asm/irq.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> #include <asm/mach/irq.h> #include <mach/board.h> #include <mach/gpio.h> #include <mach/at91sam9_smc.h> #include "sam9_smc.h" #include "generic.h" static void __init cam60_map_io(void) { /* Initialize processor: 10 MHz crystal */ at91sam9260_initialize(10000000); /* DGBU on ttyS0. (Rx & Tx only) */ at91_register_uart(0, 0, 0); /* set serial console to ttyS0 (ie, DBGU) */ at91_set_serial_console(0); } static void __init cam60_init_irq(void) { at91sam9260_init_interrupts(NULL); } /* * USB Host */ static struct at91_usbh_data __initdata cam60_usbh_data = { .ports = 1, }; /* * SPI devices. */ #if defined(CONFIG_MTD_DATAFLASH) static struct mtd_partition __initdata cam60_spi_partitions[] = { { .name = "BOOT1", .offset = 0, .size = 4 * 1056, }, { .name = "BOOT2", .offset = MTDPART_OFS_NXTBLK, .size = 256 * 1056, }, { .name = "kernel", .offset = MTDPART_OFS_NXTBLK, .size = 2222 * 1056, }, { .name = "file system", .offset = MTDPART_OFS_NXTBLK, .size = MTDPART_SIZ_FULL, }, }; static struct flash_platform_data __initdata cam60_spi_flash_platform_data = { .name = "spi_flash", .parts = cam60_spi_partitions, .nr_parts = ARRAY_SIZE(cam60_spi_partitions) }; #endif static struct spi_board_info cam60_spi_devices[] = { #if defined(CONFIG_MTD_DATAFLASH) { /* DataFlash chip */ .modalias = "mtd_dataflash", .chip_select = 0, .max_speed_hz = 15 * 1000 * 1000, .bus_num = 0, .platform_data = &cam60_spi_flash_platform_data }, #endif }; /* * MACB Ethernet device */ static struct __initdata at91_eth_data cam60_macb_data = { .phy_irq_pin = AT91_PIN_PB5, .is_rmii = 0, }; /* * NAND Flash */ static struct mtd_partition __initdata cam60_nand_partition[] = { { .name = "nand_fs", .offset = 0, .size = MTDPART_SIZ_FULL, }, }; static struct mtd_partition * __init nand_partitions(int size, int *num_partitions) { *num_partitions = ARRAY_SIZE(cam60_nand_partition); return cam60_nand_partition; } static struct atmel_nand_data __initdata cam60_nand_data = { .ale = 21, .cle = 22, // .det_pin = ... not there .rdy_pin = AT91_PIN_PA9, .enable_pin = AT91_PIN_PA7, .partition_info = nand_partitions, }; static struct sam9_smc_config __initdata cam60_nand_smc_config = { .ncs_read_setup = 0, .nrd_setup = 1, .ncs_write_setup = 0, .nwe_setup = 1, .ncs_read_pulse = 3, .nrd_pulse = 3, .ncs_write_pulse = 3, .nwe_pulse = 3, .read_cycle = 5, .write_cycle = 5, .mode = AT91_SMC_READMODE | AT91_SMC_WRITEMODE | AT91_SMC_EXNWMODE_DISABLE | AT91_SMC_DBW_8, .tdf_cycles = 2, }; static void __init cam60_add_device_nand(void) { /* configure chip-select 3 (NAND) */ sam9_smc_configure(3, &cam60_nand_smc_config); at91_add_device_nand(&cam60_nand_data); } static void __init cam60_board_init(void) { /* Serial */ at91_add_device_serial(); /* SPI */ at91_add_device_spi(cam60_spi_devices, ARRAY_SIZE(cam60_spi_devices)); /* Ethernet */ at91_add_device_eth(&cam60_macb_data); /* USB Host */ /* enable USB power supply circuit */ at91_set_gpio_output(AT91_PIN_PB18, 1); at91_add_device_usbh(&cam60_usbh_data); /* NAND */ cam60_add_device_nand(); } MACHINE_START(CAM60, "KwikByte CAM60") /* Maintainer: KwikByte */ .phys_io = AT91_BASE_SYS, .io_pg_offst = (AT91_VA_BASE_SYS >> 18) & 0xfffc, .boot_params = AT91_SDRAM_BASE + 0x100, .timer = &at91sam926x_timer, .map_io = cam60_map_io, .init_irq = cam60_init_irq, .init_machine = cam60_board_init, MACHINE_END