2 * linux/arch/arm/mach-at91/board-sam9-l9260.c
4 * Copyright (C) 2005 SAN People
5 * Copyright (C) 2006 Atmel
6 * Copyright (C) 2007 Olimex Ltd
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23 #include <linux/types.h>
24 #include <linux/init.h>
26 #include <linux/module.h>
27 #include <linux/platform_device.h>
28 #include <linux/spi/spi.h>
30 #include <mach/hardware.h>
31 #include <asm/setup.h>
32 #include <asm/mach-types.h>
35 #include <asm/mach/arch.h>
36 #include <asm/mach/map.h>
37 #include <asm/mach/irq.h>
39 #include <mach/board.h>
40 #include <mach/gpio.h>
41 #include <mach/at91sam9_smc.h>
47 static void __init ek_map_io(void)
49 /* Initialize processor: 18.432 MHz crystal */
50 at91sam9260_initialize(18432000);
53 at91_init_leds(AT91_PIN_PA9, AT91_PIN_PA6);
55 /* DBGU on ttyS0. (Rx & Tx only) */
56 at91_register_uart(0, 0, 0);
58 /* USART0 on ttyS1. (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */
59 at91_register_uart(AT91SAM9260_ID_US0, 1, ATMEL_UART_CTS | ATMEL_UART_RTS
60 | ATMEL_UART_DTR | ATMEL_UART_DSR | ATMEL_UART_DCD
63 /* USART1 on ttyS2. (Rx, Tx, CTS, RTS) */
64 at91_register_uart(AT91SAM9260_ID_US1, 2, ATMEL_UART_CTS | ATMEL_UART_RTS);
66 /* set serial console to ttyS0 (ie, DBGU) */
67 at91_set_serial_console(0);
70 static void __init ek_init_irq(void)
72 at91sam9260_init_interrupts(NULL);
79 static struct at91_usbh_data __initdata ek_usbh_data = {
86 static struct at91_udc_data __initdata ek_udc_data = {
87 .vbus_pin = AT91_PIN_PC5,
88 .pullup_pin = 0, /* pull-up driven by UDC */
95 static struct spi_board_info ek_spi_devices[] = {
96 #if !defined(CONFIG_MMC_AT91)
97 { /* DataFlash chip */
98 .modalias = "mtd_dataflash",
100 .max_speed_hz = 15 * 1000 * 1000,
103 #if defined(CONFIG_MTD_AT91_DATAFLASH_CARD)
104 { /* DataFlash card */
105 .modalias = "mtd_dataflash",
107 .max_speed_hz = 15 * 1000 * 1000,
116 * MACB Ethernet device
118 static struct at91_eth_data __initdata ek_macb_data = {
119 .phy_irq_pin = AT91_PIN_PA7,
127 static struct mtd_partition __initdata ek_nand_partition[] = {
129 .name = "Bootloader Area",
135 .offset = MTDPART_OFS_NXTBLK,
136 .size = MTDPART_SIZ_FULL,
140 static struct mtd_partition * __init nand_partitions(int size, int *num_partitions)
142 *num_partitions = ARRAY_SIZE(ek_nand_partition);
143 return ek_nand_partition;
146 static struct atmel_nand_data __initdata ek_nand_data = {
149 // .det_pin = ... not connected
150 .rdy_pin = AT91_PIN_PC13,
151 .enable_pin = AT91_PIN_PC14,
152 .partition_info = nand_partitions,
155 static struct sam9_smc_config __initdata ek_nand_smc_config = {
158 .ncs_write_setup = 0,
163 .ncs_write_pulse = 3,
169 .mode = AT91_SMC_READMODE | AT91_SMC_WRITEMODE | AT91_SMC_EXNWMODE_DISABLE | AT91_SMC_DBW_8,
173 static void __init ek_add_device_nand(void)
175 /* configure chip-select 3 (NAND) */
176 sam9_smc_configure(3, &ek_nand_smc_config);
178 at91_add_device_nand(&ek_nand_data);
185 static struct at91_mmc_data __initdata ek_mmc_data = {
188 .det_pin = AT91_PIN_PC8,
189 .wp_pin = AT91_PIN_PC4,
190 // .vcc_pin = ... not connected
193 static void __init ek_board_init(void)
196 at91_add_device_serial();
198 at91_add_device_usbh(&ek_usbh_data);
200 at91_add_device_udc(&ek_udc_data);
202 at91_add_device_spi(ek_spi_devices, ARRAY_SIZE(ek_spi_devices));
204 ek_add_device_nand();
206 at91_add_device_eth(&ek_macb_data);
208 at91_add_device_mmc(0, &ek_mmc_data);
210 at91_add_device_i2c(NULL, 0);
213 MACHINE_START(SAM9_L9260, "Olimex SAM9-L9260")
214 /* Maintainer: Olimex */
215 .phys_io = AT91_BASE_SYS,
216 .io_pg_offst = (AT91_VA_BASE_SYS >> 18) & 0xfffc,
217 .boot_params = AT91_SDRAM_BASE + 0x100,
218 .timer = &at91sam926x_timer,
220 .init_irq = ek_init_irq,
221 .init_machine = ek_board_init,