/* * linux/arch/arm/mach-at91/board-ek.c * * Copyright (C) 2005 SAN People * * Epson S1D framebuffer glue code is: * Copyright (C) 2005 Thibaut VARENE <varenet@parisc-linux.org> * * 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/mtd/physmap.h> #include <asm/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 <asm/arch/board.h> #include <asm/arch/gpio.h> #include <asm/arch/at91rm9200_mc.h> #include "generic.h" /* * Serial port configuration. * 0 .. 3 = USART0 .. USART3 * 4 = DBGU */ static struct at91_uart_config __initdata ek_uart_config = { .console_tty = 0, /* ttyS0 */ .nr_tty = 2, .tty_map = { 4, 1, -1, -1, -1 } /* ttyS0, ..., ttyS4 */ }; static void __init ek_map_io(void) { /* Initialize processor: 18.432 MHz crystal */ at91rm9200_initialize(18432000, AT91RM9200_BGA); /* Setup the LEDs */ at91_init_leds(AT91_PIN_PB1, AT91_PIN_PB2); /* Setup the serial ports and console */ at91_init_serial(&ek_uart_config); } static void __init ek_init_irq(void) { at91rm9200_init_interrupts(NULL); } static struct at91_eth_data __initdata ek_eth_data = { .phy_irq_pin = AT91_PIN_PC4, .is_rmii = 1, }; static struct at91_usbh_data __initdata ek_usbh_data = { .ports = 2, }; static struct at91_udc_data __initdata ek_udc_data = { .vbus_pin = AT91_PIN_PD4, .pullup_pin = AT91_PIN_PD5, }; static struct at91_mmc_data __initdata ek_mmc_data = { .det_pin = AT91_PIN_PB27, .slot_b = 0, .wire4 = 1, .wp_pin = AT91_PIN_PA17, }; static struct spi_board_info ek_spi_devices[] = { { /* DataFlash chip */ .modalias = "mtd_dataflash", .chip_select = 0, .max_speed_hz = 15 * 1000 * 1000, }, #ifdef CONFIG_MTD_AT91_DATAFLASH_CARD { /* DataFlash card */ .modalias = "mtd_dataflash", .chip_select = 3, .max_speed_hz = 15 * 1000 * 1000, }, #endif }; static struct i2c_board_info __initdata ek_i2c_devices[] = { { I2C_BOARD_INFO("ics1523", 0x26), }, { I2C_BOARD_INFO("dac3550", 0x4d), } }; #define EK_FLASH_BASE AT91_CHIPSELECT_0 #define EK_FLASH_SIZE 0x200000 static struct physmap_flash_data ek_flash_data = { .width = 2, }; static struct resource ek_flash_resource = { .start = EK_FLASH_BASE, .end = EK_FLASH_BASE + EK_FLASH_SIZE - 1, .flags = IORESOURCE_MEM, }; static struct platform_device ek_flash = { .name = "physmap-flash", .id = 0, .dev = { .platform_data = &ek_flash_data, }, .resource = &ek_flash_resource, .num_resources = 1, }; static struct gpio_led ek_leds[] = { { /* "user led 1", DS2 */ .name = "green", .gpio = AT91_PIN_PB0, .active_low = 1, .default_trigger = "mmc0", }, { /* "user led 2", DS4 */ .name = "yellow", .gpio = AT91_PIN_PB1, .active_low = 1, .default_trigger = "heartbeat", }, { /* "user led 3", DS6 */ .name = "red", .gpio = AT91_PIN_PB2, .active_low = 1, } }; static void __init ek_board_init(void) { /* Serial */ at91_add_device_serial(); /* Ethernet */ at91_add_device_eth(&ek_eth_data); /* USB Host */ at91_add_device_usbh(&ek_usbh_data); /* USB Device */ at91_add_device_udc(&ek_udc_data); at91_set_multi_drive(ek_udc_data.pullup_pin, 1); /* pullup_pin is connected to reset */ /* I2C */ at91_add_device_i2c(ek_i2c_devices, ARRAY_SIZE(ek_i2c_devices)); /* SPI */ at91_add_device_spi(ek_spi_devices, ARRAY_SIZE(ek_spi_devices)); #ifdef CONFIG_MTD_AT91_DATAFLASH_CARD /* DataFlash card */ at91_set_gpio_output(AT91_PIN_PB22, 0); #else /* MMC */ at91_set_gpio_output(AT91_PIN_PB22, 1); /* this MMC card slot can optionally use SPI signaling (CS3). */ at91_add_device_mmc(0, &ek_mmc_data); #endif /* NOR Flash */ platform_device_register(&ek_flash); /* LEDs */ at91_gpio_leds(ek_leds, ARRAY_SIZE(ek_leds)); /* VGA */ // ek_add_device_video(); } MACHINE_START(AT91RM9200EK, "Atmel AT91RM9200-EK") /* Maintainer: SAN People/Atmel */ .phys_io = AT91_BASE_SYS, .io_pg_offst = (AT91_VA_BASE_SYS >> 18) & 0xfffc, .boot_params = AT91_SDRAM_BASE + 0x100, .timer = &at91rm9200_timer, .map_io = ek_map_io, .init_irq = ek_init_irq, .init_machine = ek_board_init, MACHINE_END