| /* |
| * linux/arch/arm/mach-at91/board-sam9-l9260.c |
| * |
| * Copyright (C) 2005 SAN People |
| * Copyright (C) 2006 Atmel |
| * Copyright (C) 2007 Olimex Ltd |
| * |
| * 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/gpio.h> |
| #include <linux/init.h> |
| #include <linux/mm.h> |
| #include <linux/module.h> |
| #include <linux/platform_device.h> |
| #include <linux/spi/spi.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/at91sam9_smc.h> |
| |
| #include "sam9_smc.h" |
| #include "generic.h" |
| |
| |
| static void __init ek_init_early(void) |
| { |
| /* Initialize processor: 18.432 MHz crystal */ |
| at91_initialize(18432000); |
| } |
| |
| /* |
| * USB Host port |
| */ |
| static struct at91_usbh_data __initdata ek_usbh_data = { |
| .ports = 2, |
| .vbus_pin = {-EINVAL, -EINVAL}, |
| .overcurrent_pin= {-EINVAL, -EINVAL}, |
| }; |
| |
| /* |
| * USB Device port |
| */ |
| static struct at91_udc_data __initdata ek_udc_data = { |
| .vbus_pin = AT91_PIN_PC5, |
| .pullup_pin = -EINVAL, /* pull-up driven by UDC */ |
| }; |
| |
| |
| /* |
| * SPI devices. |
| */ |
| static struct spi_board_info ek_spi_devices[] = { |
| #if !defined(CONFIG_MMC_AT91) |
| { /* DataFlash chip */ |
| .modalias = "mtd_dataflash", |
| .chip_select = 1, |
| .max_speed_hz = 15 * 1000 * 1000, |
| .bus_num = 0, |
| }, |
| #if defined(CONFIG_MTD_AT91_DATAFLASH_CARD) |
| { /* DataFlash card */ |
| .modalias = "mtd_dataflash", |
| .chip_select = 0, |
| .max_speed_hz = 15 * 1000 * 1000, |
| .bus_num = 0, |
| }, |
| #endif |
| #endif |
| }; |
| |
| |
| /* |
| * MACB Ethernet device |
| */ |
| static struct macb_platform_data __initdata ek_macb_data = { |
| .phy_irq_pin = AT91_PIN_PA7, |
| .is_rmii = 0, |
| }; |
| |
| |
| /* |
| * NAND flash |
| */ |
| static struct mtd_partition __initdata ek_nand_partition[] = { |
| { |
| .name = "Bootloader Area", |
| .offset = 0, |
| .size = 10 * SZ_1M, |
| }, |
| { |
| .name = "User Area", |
| .offset = MTDPART_OFS_NXTBLK, |
| .size = MTDPART_SIZ_FULL, |
| }, |
| }; |
| |
| static struct atmel_nand_data __initdata ek_nand_data = { |
| .ale = 21, |
| .cle = 22, |
| .det_pin = -EINVAL, |
| .rdy_pin = AT91_PIN_PC13, |
| .enable_pin = AT91_PIN_PC14, |
| .ecc_mode = NAND_ECC_SOFT, |
| .parts = ek_nand_partition, |
| .num_parts = ARRAY_SIZE(ek_nand_partition), |
| }; |
| |
| static struct sam9_smc_config __initdata ek_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 ek_add_device_nand(void) |
| { |
| /* configure chip-select 3 (NAND) */ |
| sam9_smc_configure(0, 3, &ek_nand_smc_config); |
| |
| at91_add_device_nand(&ek_nand_data); |
| } |
| |
| |
| /* |
| * MCI (SD/MMC) |
| */ |
| static struct at91_mmc_data __initdata ek_mmc_data = { |
| .slot_b = 1, |
| .wire4 = 1, |
| .det_pin = AT91_PIN_PC8, |
| .wp_pin = AT91_PIN_PC4, |
| .vcc_pin = -EINVAL, |
| }; |
| |
| /* |
| * LEDs |
| */ |
| static struct gpio_led ek_leds[] = { |
| { /* D1 */ |
| .name = "led1", |
| .gpio = AT91_PIN_PA9, |
| .active_low = 1, |
| .default_trigger = "heartbeat", |
| }, |
| { /* D2 */ |
| .name = "led2", |
| .gpio = AT91_PIN_PA6, |
| .active_low = 1, |
| .default_trigger = "timer", |
| } |
| }; |
| |
| static void __init ek_board_init(void) |
| { |
| /* Serial */ |
| /* DBGU on ttyS0. (Rx & Tx only) */ |
| at91_register_uart(0, 0, 0); |
| |
| /* USART0 on ttyS1. (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */ |
| at91_register_uart(AT91SAM9260_ID_US0, 1, ATMEL_UART_CTS | ATMEL_UART_RTS |
| | ATMEL_UART_DTR | ATMEL_UART_DSR | ATMEL_UART_DCD |
| | ATMEL_UART_RI); |
| |
| /* USART1 on ttyS2. (Rx, Tx, CTS, RTS) */ |
| at91_register_uart(AT91SAM9260_ID_US1, 2, ATMEL_UART_CTS | ATMEL_UART_RTS); |
| at91_add_device_serial(); |
| /* USB Host */ |
| at91_add_device_usbh(&ek_usbh_data); |
| /* USB Device */ |
| at91_add_device_udc(&ek_udc_data); |
| /* SPI */ |
| at91_add_device_spi(ek_spi_devices, ARRAY_SIZE(ek_spi_devices)); |
| /* NAND */ |
| ek_add_device_nand(); |
| /* Ethernet */ |
| at91_add_device_eth(&ek_macb_data); |
| /* MMC */ |
| at91_add_device_mmc(0, &ek_mmc_data); |
| /* I2C */ |
| at91_add_device_i2c(NULL, 0); |
| /* LEDs */ |
| at91_gpio_leds(ek_leds, ARRAY_SIZE(ek_leds)); |
| } |
| |
| MACHINE_START(SAM9_L9260, "Olimex SAM9-L9260") |
| /* Maintainer: Olimex */ |
| .timer = &at91sam926x_timer, |
| .map_io = at91_map_io, |
| .init_early = ek_init_early, |
| .init_irq = at91_init_irq_default, |
| .init_machine = ek_board_init, |
| MACHINE_END |