/* * 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 #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "generic.h" static void __init afeb9260_init_early(void) { /* Initialize processor: 18.432 MHz crystal */ at91_initialize(18432000); /* 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, 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); } /* * 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 macb_platform_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 atmel_nand_data __initdata afeb9260_nand_data = { .ale = 21, .cle = 22, .rdy_pin = AT91_PIN_PC13, .enable_pin = AT91_PIN_PC14, .bus_width_16 = 0, .parts = afeb9260_nand_partition, .num_parts = ARRAY_SIZE(afeb9260_nand_partition), }; /* * MCI (SD/MMC) */ static struct at91_mmc_data __initdata afeb9260_mmc_data = { .det_pin = AT91_PIN_PC9, .wp_pin = AT91_PIN_PC4, .slot_b = 1, .wire4 = 1, }; static struct i2c_board_info __initdata afeb9260_i2c_devices[] = { { I2C_BOARD_INFO("tlv320aic23", 0x1a), }, { I2C_BOARD_INFO("fm3130", 0x68), }, { I2C_BOARD_INFO("24c64", 0x50), }, }; /* * IDE (CF True IDE mode) */ static struct at91_cf_data afeb9260_cf_data = { .chipselect = 4, .irq_pin = AT91_PIN_PA6, .rst_pin = AT91_PIN_PA7, .flags = AT91_CF_TRUE_IDE, }; 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)); /* Audio */ at91_add_device_ssc(AT91SAM9260_ID_SSC, ATMEL_SSC_TX); /* IDE */ at91_add_device_cf(&afeb9260_cf_data); } MACHINE_START(AFEB9260, "Custom afeb9260 board") /* Maintainer: Sergey Lapin */ .timer = &at91sam926x_timer, .map_io = at91_map_io, .init_early = afeb9260_init_early, .init_irq = at91_init_irq_default, .init_machine = afeb9260_board_init, MACHINE_END