diff options
Diffstat (limited to 'arch/arm/mach-at91/board-afeb-9260v1.c')
| -rw-r--r-- | arch/arm/mach-at91/board-afeb-9260v1.c | 210 |
1 files changed, 210 insertions, 0 deletions
diff --git a/arch/arm/mach-at91/board-afeb-9260v1.c b/arch/arm/mach-at91/board-afeb-9260v1.c new file mode 100644 index 00000000000..9c040c78889 --- /dev/null +++ b/arch/arm/mach-at91/board-afeb-9260v1.c @@ -0,0 +1,210 @@ +/* + * linux/arch/arm/mach-at91/board-afeb-9260v1.c + * + * Copyright (C) 2005 SAN People + * Copyright (C) 2006 Atmel + * Copyright (C) 2008 Sergey Lapin + * + * A custom board designed as open hardware; PCBs and various information + * is available at http://groups.google.com/group/arm9fpga-evolution-board/ + * Subversion repository: svn://194.85.238.22/home/users/george/svn/arm9eb + * + * 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/clk.h> +#include <linux/dma-mapping.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 "generic.h" + + +static void __init afeb9260_map_io(void) +{ + /* Initialize processor: 18.432 MHz crystal */ + at91sam9260_initialize(18432000); + + /* DGBU 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, RTS, CTS) */ + at91_register_uart(AT91SAM9260_ID_US1, 2, + ATMEL_UART_CTS | ATMEL_UART_RTS); + + /* set serial console to ttyS0 (ie, DBGU) */ + at91_set_serial_console(0); +} + +static void __init afeb9260_init_irq(void) +{ + at91sam9260_init_interrupts(NULL); +} + + +/* + * USB Host port + */ +static struct at91_usbh_data __initdata afeb9260_usbh_data = { + .ports = 1, +}; + +/* + * USB Device port + */ +static struct at91_udc_data __initdata afeb9260_udc_data = { + .vbus_pin = AT91_PIN_PC5, + .pullup_pin = 0, /* pull-up driven by UDC */ +}; + + + +/* + * SPI devices. + */ +static struct spi_board_info afeb9260_spi_devices[] = { + { /* DataFlash chip */ + .modalias = "mtd_dataflash", + .chip_select = 1, + .max_speed_hz = 15 * 1000 * 1000, + .bus_num = 0, + }, +}; + + +/* + * MACB Ethernet device + */ +static struct at91_eth_data __initdata afeb9260_macb_data = { + .phy_irq_pin = AT91_PIN_PA9, + .is_rmii = 0, +}; + + +/* + * NAND flash + */ +static struct mtd_partition __initdata afeb9260_nand_partition[] = { + { + .name = "bootloader", + .offset = 0, + .size = (640 * SZ_1K), + }, + { + .name = "kernel", + .offset = MTDPART_OFS_NXTBLK, + .size = SZ_2M, + }, + { + .name = "rootfs", + .offset = MTDPART_OFS_NXTBLK, + .size = MTDPART_SIZ_FULL, + }, +}; + +static struct mtd_partition * __init nand_partitions(int size, int *num_partitions) +{ + *num_partitions = ARRAY_SIZE(afeb9260_nand_partition); + return afeb9260_nand_partition; +} + +static struct atmel_nand_data __initdata afeb9260_nand_data = { + .ale = 21, + .cle = 22, + .rdy_pin = AT91_PIN_PC13, + .enable_pin = AT91_PIN_PC14, + .partition_info = nand_partitions, + .bus_width_16 = 0, +}; + + +/* + * MCI (SD/MMC) + */ +static struct at91_mmc_data __initdata afeb9260_mmc_data = { + .slot_b = 1, + .wire4 = 1, +}; + + + +static struct i2c_board_info __initdata afeb9260_i2c_devices[] = { + { + I2C_BOARD_INFO("fm3130", 0x68), + I2C_BOARD_INFO("24c64", 0x50), + }, +}; + +static void __init afeb9260_board_init(void) +{ + /* Serial */ + at91_add_device_serial(); + /* USB Host */ + at91_add_device_usbh(&afeb9260_usbh_data); + /* USB Device */ + at91_add_device_udc(&afeb9260_udc_data); + /* SPI */ + at91_add_device_spi(afeb9260_spi_devices, + ARRAY_SIZE(afeb9260_spi_devices)); + /* NAND */ + at91_add_device_nand(&afeb9260_nand_data); + /* Ethernet */ + at91_add_device_eth(&afeb9260_macb_data); + + /* Standard function's pin assignments are not + * appropriate for us and generic code provide + * no API to configure these pins any other way */ + at91_set_B_periph(AT91_PIN_PA10, 0); /* ETX2 */ + at91_set_B_periph(AT91_PIN_PA11, 0); /* ETX3 */ + /* MMC */ + at91_add_device_mmc(0, &afeb9260_mmc_data); + /* I2C */ + at91_add_device_i2c(afeb9260_i2c_devices, + ARRAY_SIZE(afeb9260_i2c_devices)); +} + +MACHINE_START(AFEB9260, "Custom afeb9260 board") + /* Maintainer: Sergey Lapin <slapin@ossfans.org> */ + .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 = afeb9260_map_io, + .init_irq = afeb9260_init_irq, + .init_machine = afeb9260_board_init, +MACHINE_END + |