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/gpio.h>
24 #include <linux/init.h>
25 #include <linux/mm.h>
26 #include <linux/module.h>
27 #include <linux/platform_device.h>
28
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 <mach/hardware.h>
38
39 #include "at91_aic.h"
40 #include "board.h"
41 #include "generic.h"
42
43
carmeva_init_early(void)44 static void __init carmeva_init_early(void)
45 {
46 /* Initialize processor: 20.000 MHz crystal */
47 at91_initialize(20000000);
48 }
49
50 static struct macb_platform_data __initdata carmeva_eth_data = {
51 .phy_irq_pin = AT91_PIN_PC4,
52 .is_rmii = 1,
53 };
54
55 static struct at91_usbh_data __initdata carmeva_usbh_data = {
56 .ports = 2,
57 .vbus_pin = {-EINVAL, -EINVAL},
58 .overcurrent_pin= {-EINVAL, -EINVAL},
59 };
60
61 static struct at91_udc_data __initdata carmeva_udc_data = {
62 .vbus_pin = AT91_PIN_PD12,
63 .pullup_pin = AT91_PIN_PD9,
64 };
65
66 /* FIXME: user dependent */
67 // static struct at91_cf_data __initdata carmeva_cf_data = {
68 // .det_pin = AT91_PIN_PB0,
69 // .rst_pin = AT91_PIN_PC5,
70 // .irq_pin = -EINVAL,
71 // .vcc_pin = -EINVAL,
72 // };
73
74 static struct mci_platform_data __initdata carmeva_mci0_data = {
75 .slot[0] = {
76 .bus_width = 4,
77 .detect_pin = AT91_PIN_PB10,
78 .wp_pin = AT91_PIN_PC14,
79 },
80 };
81
82 static struct spi_board_info carmeva_spi_devices[] = {
83 { /* DataFlash chip */
84 .modalias = "mtd_dataflash",
85 .chip_select = 0,
86 .max_speed_hz = 10 * 1000 * 1000,
87 },
88 { /* User accessible spi - cs1 (250KHz) */
89 .modalias = "spi-cs1",
90 .chip_select = 1,
91 .max_speed_hz = 250 * 1000,
92 },
93 { /* User accessible spi - cs2 (1MHz) */
94 .modalias = "spi-cs2",
95 .chip_select = 2,
96 .max_speed_hz = 1 * 1000 * 1000,
97 },
98 { /* User accessible spi - cs3 (10MHz) */
99 .modalias = "spi-cs3",
100 .chip_select = 3,
101 .max_speed_hz = 10 * 1000 * 1000,
102 },
103 };
104
105 static struct gpio_led carmeva_leds[] = {
106 { /* "user led 1", LED9 */
107 .name = "led9",
108 .gpio = AT91_PIN_PA21,
109 .active_low = 1,
110 .default_trigger = "heartbeat",
111 },
112 { /* "user led 2", LED10 */
113 .name = "led10",
114 .gpio = AT91_PIN_PA25,
115 .active_low = 1,
116 },
117 { /* "user led 3", LED11 */
118 .name = "led11",
119 .gpio = AT91_PIN_PA26,
120 .active_low = 1,
121 },
122 { /* "user led 4", LED12 */
123 .name = "led12",
124 .gpio = AT91_PIN_PA18,
125 .active_low = 1,
126 }
127 };
128
carmeva_board_init(void)129 static void __init carmeva_board_init(void)
130 {
131 /* Serial */
132 /* DBGU on ttyS0. (Rx & Tx only) */
133 at91_register_uart(0, 0, 0);
134
135 /* USART1 on ttyS1. (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */
136 at91_register_uart(AT91RM9200_ID_US1, 1, ATMEL_UART_CTS | ATMEL_UART_RTS
137 | ATMEL_UART_DTR | ATMEL_UART_DSR | ATMEL_UART_DCD
138 | ATMEL_UART_RI);
139 at91_add_device_serial();
140 /* Ethernet */
141 at91_add_device_eth(&carmeva_eth_data);
142 /* USB Host */
143 at91_add_device_usbh(&carmeva_usbh_data);
144 /* USB Device */
145 at91_add_device_udc(&carmeva_udc_data);
146 /* I2C */
147 at91_add_device_i2c(NULL, 0);
148 /* SPI */
149 at91_add_device_spi(carmeva_spi_devices, ARRAY_SIZE(carmeva_spi_devices));
150 /* Compact Flash */
151 // at91_add_device_cf(&carmeva_cf_data);
152 /* MMC */
153 at91_add_device_mci(0, &carmeva_mci0_data);
154 /* LEDs */
155 at91_gpio_leds(carmeva_leds, ARRAY_SIZE(carmeva_leds));
156 }
157
158 MACHINE_START(CARMEVA, "Carmeva")
159 /* Maintainer: Conitec Datasystems */
160 .init_time = at91rm9200_timer_init,
161 .map_io = at91_map_io,
162 .handle_irq = at91_aic_handle_irq,
163 .init_early = carmeva_init_early,
164 .init_irq = at91_init_irq_default,
165 .init_machine = carmeva_board_init,
166 MACHINE_END
167