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1/*
2 * linux/arch/arm/mach-at91/board-ek.c
3 *
4 * Copyright (C) 2005 SAN People
5 * Copyright (C) 2006 Atmel
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 */
21
22#include <linux/types.h>
23#include <linux/init.h>
24#include <linux/mm.h>
25#include <linux/module.h>
26#include <linux/platform_device.h>
27#include <linux/spi/spi.h>
28
29#include <asm/hardware.h>
30#include <asm/setup.h>
31#include <asm/mach-types.h>
32#include <asm/irq.h>
33
34#include <asm/mach/arch.h>
35#include <asm/mach/map.h>
36#include <asm/mach/irq.h>
37
38#include <asm/arch/board.h>
39#include <asm/arch/gpio.h>
40#include <asm/arch/at91sam926x_mc.h>
41
42#include "generic.h"
43
44
45/*
46 * Serial port configuration.
47 * 0 .. 5 = USART0 .. USART5
48 * 6 = DBGU
49 */
50static struct at91_uart_config __initdata ek_uart_config = {
51 .console_tty = 0, /* ttyS0 */
52 .nr_tty = 3,
53 .tty_map = { 6, 0, 1, -1, -1, -1, -1 } /* ttyS0, ..., ttyS6 */
54};
55
56static void __init ek_map_io(void)
57{
58 /* Initialize processor: 18.432 MHz crystal */
59 at91sam9260_initialize(18432000);
60
61 /* Setup the serial ports and console */
62 at91_init_serial(&ek_uart_config);
63}
64
65static void __init ek_init_irq(void)
66{
67 at91sam9260_init_interrupts(NULL);
68}
69
70
71/*
72 * USB Host port
73 */
74static struct at91_usbh_data __initdata ek_usbh_data = {
75 .ports = 2,
76};
77
78/*
79 * USB Device port
80 */
81static struct at91_udc_data __initdata ek_udc_data = {
82 .vbus_pin = AT91_PIN_PC5,
83 .pullup_pin = 0, /* pull-up driven by UDC */
84};
85
86
87/*
88 * SPI devices.
89 */
90static struct spi_board_info ek_spi_devices[] = {
91#if !defined(CONFIG_MMC_AT91)
92 { /* DataFlash chip */
93 .modalias = "mtd_dataflash",
94 .chip_select = 1,
95 .max_speed_hz = 15 * 1000 * 1000,
96 .bus_num = 0,
97 },
98#if defined(CONFIG_MTD_AT91_DATAFLASH_CARD)
99 { /* DataFlash card */
100 .modalias = "mtd_dataflash",
101 .chip_select = 0,
102 .max_speed_hz = 15 * 1000 * 1000,
103 .bus_num = 0,
104 },
105#endif
106#endif
107#if defined(CONFIG_SND_AT73C213)
108 { /* AT73C213 DAC */
109 .modalias = "snd_at73c213",
110 .chip_select = 0,
111 .max_speed_hz = 10 * 1000 * 1000,
112 .bus_num = 1,
113 },
114#endif
115};
116
117
118/*
119 * MACB Ethernet device
120 */
121static struct __initdata at91_eth_data ek_macb_data = {
122 .phy_irq_pin = AT91_PIN_PA7,
123 .is_rmii = 1,
124};
125
126
127/*
128 * NAND flash
129 */
130static struct mtd_partition __initdata ek_nand_partition[] = {
131 {
132 .name = "Partition 1",
133 .offset = 0,
134 .size = 256 * 1024,
135 },
136 {
137 .name = "Partition 2",
138 .offset = 256 * 1024,
139 .size = MTDPART_SIZ_FULL,
140 },
141};
142
143static struct mtd_partition *nand_partitions(int size, int *num_partitions)
144{
145 *num_partitions = ARRAY_SIZE(ek_nand_partition);
146 return ek_nand_partition;
147}
148
149static struct at91_nand_data __initdata ek_nand_data = {
150 .ale = 21,
151 .cle = 22,
152// .det_pin = ... not connected
153 .rdy_pin = AT91_PIN_PC13,
154 .enable_pin = AT91_PIN_PC14,
155 .partition_info = nand_partitions,
156#if defined(CONFIG_MTD_NAND_AT91_BUSWIDTH_16)
157 .bus_width_16 = 1,
158#else
159 .bus_width_16 = 0,
160#endif
161};
162
163
164/*
165 * MCI (SD/MMC)
166 */
167static struct at91_mmc_data __initdata ek_mmc_data = {
168 .slot_b = 1,
169 .wire4 = 1,
170// .det_pin = ... not connected
171// .wp_pin = ... not connected
172// .vcc_pin = ... not connected
173};
174
175static void __init ek_board_init(void)
176{
177 /* Serial */
178 at91_add_device_serial();
179 /* USB Host */
180 at91_add_device_usbh(&ek_usbh_data);
181 /* USB Device */
182 at91_add_device_udc(&ek_udc_data);
183 /* SPI */
184 at91_add_device_spi(ek_spi_devices, ARRAY_SIZE(ek_spi_devices));
185 /* NAND */
186 at91_add_device_nand(&ek_nand_data);
187 /* Ethernet */
188 at91_add_device_eth(&ek_macb_data);
189 /* MMC */
190 at91_add_device_mmc(&ek_mmc_data);
191}
192
193MACHINE_START(AT91SAM9260EK, "Atmel AT91SAM9260-EK")
194 /* Maintainer: Atmel */
195 .phys_io = AT91_BASE_SYS,
196 .io_pg_offst = (AT91_VA_BASE_SYS >> 18) & 0xfffc,
197 .boot_params = AT91_SDRAM_BASE + 0x100,
198 .timer = &at91sam926x_timer,
199 .map_io = ek_map_io,
200 .init_irq = ek_init_irq,
201 .init_machine = ek_board_init,
202MACHINE_END