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_init_early(void)
49 /* Initialize processor: 18.432 MHz crystal */
50 at91_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);
73 static struct at91_usbh_data __initdata ek_usbh_data
= {
80 static struct at91_udc_data __initdata ek_udc_data
= {
81 .vbus_pin
= AT91_PIN_PC5
,
82 .pullup_pin
= 0, /* pull-up driven by UDC */
89 static struct spi_board_info ek_spi_devices
[] = {
90 #if !defined(CONFIG_MMC_AT91)
91 { /* DataFlash chip */
92 .modalias
= "mtd_dataflash",
94 .max_speed_hz
= 15 * 1000 * 1000,
97 #if defined(CONFIG_MTD_AT91_DATAFLASH_CARD)
98 { /* DataFlash card */
99 .modalias
= "mtd_dataflash",
101 .max_speed_hz
= 15 * 1000 * 1000,
110 * MACB Ethernet device
112 static struct at91_eth_data __initdata ek_macb_data
= {
113 .phy_irq_pin
= AT91_PIN_PA7
,
121 static struct mtd_partition __initdata ek_nand_partition
[] = {
123 .name
= "Bootloader Area",
129 .offset
= MTDPART_OFS_NXTBLK
,
130 .size
= MTDPART_SIZ_FULL
,
134 static struct mtd_partition
* __init
nand_partitions(int size
, int *num_partitions
)
136 *num_partitions
= ARRAY_SIZE(ek_nand_partition
);
137 return ek_nand_partition
;
140 static struct atmel_nand_data __initdata ek_nand_data
= {
143 // .det_pin = ... not connected
144 .rdy_pin
= AT91_PIN_PC13
,
145 .enable_pin
= AT91_PIN_PC14
,
146 .partition_info
= nand_partitions
,
149 static struct sam9_smc_config __initdata ek_nand_smc_config
= {
152 .ncs_write_setup
= 0,
157 .ncs_write_pulse
= 3,
163 .mode
= AT91_SMC_READMODE
| AT91_SMC_WRITEMODE
| AT91_SMC_EXNWMODE_DISABLE
| AT91_SMC_DBW_8
,
167 static void __init
ek_add_device_nand(void)
169 /* configure chip-select 3 (NAND) */
170 sam9_smc_configure(3, &ek_nand_smc_config
);
172 at91_add_device_nand(&ek_nand_data
);
179 static struct at91_mmc_data __initdata ek_mmc_data
= {
182 .det_pin
= AT91_PIN_PC8
,
183 .wp_pin
= AT91_PIN_PC4
,
184 // .vcc_pin = ... not connected
187 static void __init
ek_board_init(void)
190 at91_add_device_serial();
192 at91_add_device_usbh(&ek_usbh_data
);
194 at91_add_device_udc(&ek_udc_data
);
196 at91_add_device_spi(ek_spi_devices
, ARRAY_SIZE(ek_spi_devices
));
198 ek_add_device_nand();
200 at91_add_device_eth(&ek_macb_data
);
202 at91_add_device_mmc(0, &ek_mmc_data
);
204 at91_add_device_i2c(NULL
, 0);
207 MACHINE_START(SAM9_L9260
, "Olimex SAM9-L9260")
208 /* Maintainer: Olimex */
209 .timer
= &at91sam926x_timer
,
210 .map_io
= at91_map_io
,
211 .init_early
= ek_init_early
,
212 .init_irq
= at91_init_irq_default
,
213 .init_machine
= ek_board_init
,