1 /*
2 * linux/arch/arm/mach-at91/board-eb9200.c
3 *
4 * Copyright (C) 2005 SAN People, adapted for ATEB9200 from Embest
5 * by Andrew Patrikalakis
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/device.h>
28
29 #include <mach/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 <mach/board.h>
39
40 #include "generic.h"
41
42
eb9200_init_early(void)43 static void __init eb9200_init_early(void)
44 {
45 /* Initialize processor: 18.432 MHz crystal */
46 at91_initialize(18432000);
47
48 /* DBGU on ttyS0. (Rx & Tx only) */
49 at91_register_uart(0, 0, 0);
50
51 /* USART1 on ttyS1. (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */
52 at91_register_uart(AT91RM9200_ID_US1, 1, ATMEL_UART_CTS | ATMEL_UART_RTS
53 | ATMEL_UART_DTR | ATMEL_UART_DSR | ATMEL_UART_DCD
54 | ATMEL_UART_RI);
55
56 /* USART2 on ttyS2. (Rx, Tx) - IRDA */
57 at91_register_uart(AT91RM9200_ID_US2, 2, 0);
58
59 /* set serial console to ttyS0 (ie, DBGU) */
60 at91_set_serial_console(0);
61 }
62
63 static struct macb_platform_data __initdata eb9200_eth_data = {
64 .phy_irq_pin = AT91_PIN_PC4,
65 .is_rmii = 1,
66 };
67
68 static struct at91_usbh_data __initdata eb9200_usbh_data = {
69 .ports = 2,
70 .vbus_pin = {-EINVAL, -EINVAL},
71 .overcurrent_pin= {-EINVAL, -EINVAL},
72 };
73
74 static struct at91_udc_data __initdata eb9200_udc_data = {
75 .vbus_pin = AT91_PIN_PD4,
76 .pullup_pin = AT91_PIN_PD5,
77 };
78
79 static struct at91_cf_data __initdata eb9200_cf_data = {
80 .irq_pin = -EINVAL,
81 .det_pin = AT91_PIN_PB0,
82 .vcc_pin = -EINVAL,
83 .rst_pin = AT91_PIN_PC5,
84 };
85
86 static struct at91_mmc_data __initdata eb9200_mmc_data = {
87 .slot_b = 0,
88 .wire4 = 1,
89 .det_pin = -EINVAL,
90 .wp_pin = -EINVAL,
91 .vcc_pin = -EINVAL,
92 };
93
94 static struct i2c_board_info __initdata eb9200_i2c_devices[] = {
95 {
96 I2C_BOARD_INFO("24c512", 0x50),
97 },
98 };
99
100
eb9200_board_init(void)101 static void __init eb9200_board_init(void)
102 {
103 /* Serial */
104 at91_add_device_serial();
105 /* Ethernet */
106 at91_add_device_eth(&eb9200_eth_data);
107 /* USB Host */
108 at91_add_device_usbh(&eb9200_usbh_data);
109 /* USB Device */
110 at91_add_device_udc(&eb9200_udc_data);
111 /* I2C */
112 at91_add_device_i2c(eb9200_i2c_devices, ARRAY_SIZE(eb9200_i2c_devices));
113 /* Compact Flash */
114 at91_add_device_cf(&eb9200_cf_data);
115 /* SPI */
116 at91_add_device_spi(NULL, 0);
117 /* MMC */
118 /* only supports 1 or 4 bit interface, not wired through to SPI */
119 at91_add_device_mmc(0, &eb9200_mmc_data);
120 }
121
122 MACHINE_START(ATEB9200, "Embest ATEB9200")
123 .timer = &at91rm9200_timer,
124 .map_io = at91_map_io,
125 .init_early = eb9200_init_early,
126 .init_irq = at91_init_irq_default,
127 .init_machine = eb9200_board_init,
128 MACHINE_END
129