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-rw-r--r--arch/arm/mach-at91/board-carmeva.c149
1 files changed, 149 insertions, 0 deletions
diff --git a/arch/arm/mach-at91/board-carmeva.c b/arch/arm/mach-at91/board-carmeva.c
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1/*
2 * linux/arch/arm/mach-at91/board-carmeva.c
3 *
4 * Copyright (c) 2005 Peer Georgi
5 * Conitec Datasystems
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
28#include <asm/hardware.h>
29#include <asm/setup.h>
30#include <asm/mach-types.h>
31#include <asm/irq.h>
32
33#include <asm/mach/arch.h>
34#include <asm/mach/map.h>
35#include <asm/mach/irq.h>
36
37#include <asm/arch/board.h>
38#include <asm/arch/gpio.h>
39
40#include "generic.h"
41
42
43/*
44 * Serial port configuration.
45 * 0 .. 3 = USART0 .. USART3
46 * 4 = DBGU
47 */
48static struct at91_uart_config __initdata carmeva_uart_config = {
49 .console_tty = 0, /* ttyS0 */
50 .nr_tty = 2,
51 .tty_map = { 4, 1, -1, -1, -1 } /* ttyS0, ..., ttyS4 */
52};
53
54static void __init carmeva_map_io(void)
55{
56 /* Initialize processor: 20.000 MHz crystal */
57 at91rm9200_initialize(20000000, AT91RM9200_BGA);
58
59 /* Setup the serial ports and console */
60 at91_init_serial(&carmeva_uart_config);
61}
62
63static void __init carmeva_init_irq(void)
64{
65 at91rm9200_init_interrupts(NULL);
66}
67
68static struct at91_eth_data __initdata carmeva_eth_data = {
69 .phy_irq_pin = AT91_PIN_PC4,
70 .is_rmii = 1,
71};
72
73static struct at91_usbh_data __initdata carmeva_usbh_data = {
74 .ports = 2,
75};
76
77static struct at91_udc_data __initdata carmeva_udc_data = {
78 .vbus_pin = AT91_PIN_PD12,
79 .pullup_pin = AT91_PIN_PD9,
80};
81
82/* FIXME: user dependend */
83// static struct at91_cf_data __initdata carmeva_cf_data = {
84// .det_pin = AT91_PIN_PB0,
85// .rst_pin = AT91_PIN_PC5,
86 // .irq_pin = ... not connected
87 // .vcc_pin = ... always powered
88// };
89
90static struct at91_mmc_data __initdata carmeva_mmc_data = {
91 .slot_b = 0,
92 .wire4 = 1,
93 .det_pin = AT91_PIN_PB10,
94 .wp_pin = AT91_PIN_PC14,
95};
96
97static struct spi_board_info carmeva_spi_devices[] = {
98 { /* DataFlash chip */
99 .modalias = "mtd_dataflash",
100 .chip_select = 0,
101 .max_speed_hz = 10 * 1000 * 1000,
102 },
103 { /* User accessable spi - cs1 (250KHz) */
104 .modalias = "spi-cs1",
105 .chip_select = 1,
106 .max_speed_hz = 250 * 1000,
107 },
108 { /* User accessable spi - cs2 (1MHz) */
109 .modalias = "spi-cs2",
110 .chip_select = 2,
111 .max_speed_hz = 1 * 1000 * 1000,
112 },
113 { /* User accessable spi - cs3 (10MHz) */
114 .modalias = "spi-cs3",
115 .chip_select = 3,
116 .max_speed_hz = 10 * 1000 * 1000,
117 },
118};
119
120static void __init carmeva_board_init(void)
121{
122 /* Serial */
123 at91_add_device_serial();
124 /* Ethernet */
125 at91_add_device_eth(&carmeva_eth_data);
126 /* USB Host */
127 at91_add_device_usbh(&carmeva_usbh_data);
128 /* USB Device */
129 at91_add_device_udc(&carmeva_udc_data);
130 /* I2C */
131 at91_add_device_i2c();
132 /* SPI */
133 at91_add_device_spi(carmeva_spi_devices, ARRAY_SIZE(carmeva_spi_devices));
134 /* Compact Flash */
135// at91_add_device_cf(&carmeva_cf_data);
136 /* MMC */
137 at91_add_device_mmc(&carmeva_mmc_data);
138}
139
140MACHINE_START(CARMEVA, "Carmeva")
141 /* Maintainer: Conitec Datasystems */
142 .phys_io = AT91_BASE_SYS,
143 .io_pg_offst = (AT91_VA_BASE_SYS >> 18) & 0xfffc,
144 .boot_params = AT91_SDRAM_BASE + 0x100,
145 .timer = &at91rm9200_timer,
146 .map_io = carmeva_map_io,
147 .init_irq = carmeva_init_irq,
148 .init_machine = carmeva_board_init,
149MACHINE_END