| /* |
| * linux/arch/arm/mach-at91/board-rm9200dk.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/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 <linux/mtd/physmap.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/hardware.h> |
| #include <mach/board.h> |
| #include <mach/at91rm9200_mc.h> |
| #include <mach/at91_ramc.h> |
| |
| #include "generic.h" |
| |
| |
| static void __init dk_init_early(void) |
| { |
| /* Initialize processor: 18.432 MHz crystal */ |
| at91_initialize(18432000); |
| } |
| |
| static struct macb_platform_data __initdata dk_eth_data = { |
| .phy_irq_pin = AT91_PIN_PC4, |
| .is_rmii = 1, |
| }; |
| |
| static struct at91_usbh_data __initdata dk_usbh_data = { |
| .ports = 2, |
| .vbus_pin = {-EINVAL, -EINVAL}, |
| .overcurrent_pin= {-EINVAL, -EINVAL}, |
| }; |
| |
| static struct at91_udc_data __initdata dk_udc_data = { |
| .vbus_pin = AT91_PIN_PD4, |
| .pullup_pin = AT91_PIN_PD5, |
| }; |
| |
| static struct at91_cf_data __initdata dk_cf_data = { |
| .irq_pin = -EINVAL, |
| .det_pin = AT91_PIN_PB0, |
| .vcc_pin = -EINVAL, |
| .rst_pin = AT91_PIN_PC5, |
| }; |
| |
| #ifndef CONFIG_MTD_AT91_DATAFLASH_CARD |
| static struct at91_mmc_data __initdata dk_mmc_data = { |
| .slot_b = 0, |
| .wire4 = 1, |
| .det_pin = -EINVAL, |
| .wp_pin = -EINVAL, |
| .vcc_pin = -EINVAL, |
| }; |
| #endif |
| |
| static struct spi_board_info dk_spi_devices[] = { |
| { /* DataFlash chip */ |
| .modalias = "mtd_dataflash", |
| .chip_select = 0, |
| .max_speed_hz = 15 * 1000 * 1000, |
| }, |
| { /* UR6HCPS2-SP40 PS2-to-SPI adapter */ |
| .modalias = "ur6hcps2", |
| .chip_select = 1, |
| .max_speed_hz = 250 * 1000, |
| }, |
| { /* TLV1504 ADC, 4 channels, 10 bits; one is a temp sensor */ |
| .modalias = "tlv1504", |
| .chip_select = 2, |
| .max_speed_hz = 20 * 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 dk_i2c_devices[] = { |
| { |
| I2C_BOARD_INFO("ics1523", 0x26), |
| }, |
| { |
| I2C_BOARD_INFO("x9429", 0x28), |
| }, |
| { |
| I2C_BOARD_INFO("24c1024", 0x50), |
| } |
| }; |
| |
| static struct mtd_partition __initdata dk_nand_partition[] = { |
| { |
| .name = "NAND Partition 1", |
| .offset = 0, |
| .size = MTDPART_SIZ_FULL, |
| }, |
| }; |
| |
| static struct atmel_nand_data __initdata dk_nand_data = { |
| .ale = 22, |
| .cle = 21, |
| .det_pin = AT91_PIN_PB1, |
| .rdy_pin = AT91_PIN_PC2, |
| .enable_pin = -EINVAL, |
| .ecc_mode = NAND_ECC_SOFT, |
| .on_flash_bbt = 1, |
| .parts = dk_nand_partition, |
| .num_parts = ARRAY_SIZE(dk_nand_partition), |
| }; |
| |
| #define DK_FLASH_BASE AT91_CHIPSELECT_0 |
| #define DK_FLASH_SIZE SZ_2M |
| |
| static struct physmap_flash_data dk_flash_data = { |
| .width = 2, |
| }; |
| |
| static struct resource dk_flash_resource = { |
| .start = DK_FLASH_BASE, |
| .end = DK_FLASH_BASE + DK_FLASH_SIZE - 1, |
| .flags = IORESOURCE_MEM, |
| }; |
| |
| static struct platform_device dk_flash = { |
| .name = "physmap-flash", |
| .id = 0, |
| .dev = { |
| .platform_data = &dk_flash_data, |
| }, |
| .resource = &dk_flash_resource, |
| .num_resources = 1, |
| }; |
| |
| static struct gpio_led dk_leds[] = { |
| { |
| .name = "led0", |
| .gpio = AT91_PIN_PB2, |
| .active_low = 1, |
| .default_trigger = "heartbeat", |
| } |
| }; |
| |
| static void __init dk_board_init(void) |
| { |
| /* Serial */ |
| /* DBGU on ttyS0. (Rx & Tx only) */ |
| at91_register_uart(0, 0, 0); |
| |
| /* USART1 on ttyS1. (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */ |
| at91_register_uart(AT91RM9200_ID_US1, 1, ATMEL_UART_CTS | ATMEL_UART_RTS |
| | ATMEL_UART_DTR | ATMEL_UART_DSR | ATMEL_UART_DCD |
| | ATMEL_UART_RI); |
| at91_add_device_serial(); |
| /* Ethernet */ |
| at91_add_device_eth(&dk_eth_data); |
| /* USB Host */ |
| at91_add_device_usbh(&dk_usbh_data); |
| /* USB Device */ |
| at91_add_device_udc(&dk_udc_data); |
| at91_set_multi_drive(dk_udc_data.pullup_pin, 1); /* pullup_pin is connected to reset */ |
| /* Compact Flash */ |
| at91_add_device_cf(&dk_cf_data); |
| /* I2C */ |
| at91_add_device_i2c(dk_i2c_devices, ARRAY_SIZE(dk_i2c_devices)); |
| /* SPI */ |
| at91_add_device_spi(dk_spi_devices, ARRAY_SIZE(dk_spi_devices)); |
| #ifdef CONFIG_MTD_AT91_DATAFLASH_CARD |
| /* DataFlash card */ |
| at91_set_gpio_output(AT91_PIN_PB7, 0); |
| #else |
| /* MMC */ |
| at91_set_gpio_output(AT91_PIN_PB7, 1); /* this MMC card slot can optionally use SPI signaling (CS3). */ |
| at91_add_device_mmc(0, &dk_mmc_data); |
| #endif |
| /* NAND */ |
| at91_add_device_nand(&dk_nand_data); |
| /* NOR Flash */ |
| platform_device_register(&dk_flash); |
| /* LEDs */ |
| at91_gpio_leds(dk_leds, ARRAY_SIZE(dk_leds)); |
| /* VGA */ |
| // dk_add_device_video(); |
| } |
| |
| MACHINE_START(AT91RM9200DK, "Atmel AT91RM9200-DK") |
| /* Maintainer: SAN People/Atmel */ |
| .timer = &at91rm9200_timer, |
| .map_io = at91_map_io, |
| .init_early = dk_init_early, |
| .init_irq = at91_init_irq_default, |
| .init_machine = dk_board_init, |
| MACHINE_END |