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Andrew Victor2f036ac2008-04-15 21:10:11 +01001/*
2 * linux/arch/arm/mach-at91rm9200/board-ecbat91.c
3 * Copyright (C) 2007 emQbit.com.
4 *
5 * We started from board-dk.c, which is Copyright (C) 2005 SAN People.
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>
Russell King2f8163b2011-07-26 10:53:52 +010023#include <linux/gpio.h>
Andrew Victor2f036ac2008-04-15 21:10:11 +010024#include <linux/init.h>
25#include <linux/mm.h>
26#include <linux/module.h>
27#include <linux/platform_device.h>
28#include <linux/spi/spi.h>
29#include <linux/spi/flash.h>
30
Russell Kinga09e64f2008-08-05 16:14:15 +010031#include <mach/hardware.h>
Andrew Victor2f036ac2008-04-15 21:10:11 +010032#include <asm/setup.h>
33#include <asm/mach-types.h>
34#include <asm/irq.h>
35
36#include <asm/mach/arch.h>
37#include <asm/mach/map.h>
38#include <asm/mach/irq.h>
39
Jean-Christophe PLAGNIOL-VILLARDe57556e32011-04-24 11:40:22 +080040#include <mach/cpu.h>
Ludovic Desroches3e135462012-06-11 15:38:03 +020041#include <mach/at91_aic.h>
Andrew Victor2f036ac2008-04-15 21:10:11 +010042
Jean-Christophe PLAGNIOL-VILLARD43d2f532012-10-30 05:14:17 +080043#include "board.h"
Andrew Victor2f036ac2008-04-15 21:10:11 +010044#include "generic.h"
45
46
Jean-Christophe PLAGNIOL-VILLARD1b021a32011-04-28 20:19:32 +080047static void __init ecb_at91init_early(void)
Andrew Victor2f036ac2008-04-15 21:10:11 +010048{
Jean-Christophe PLAGNIOL-VILLARDe57556e32011-04-24 11:40:22 +080049 /* Set cpu type: PQFP */
50 at91rm9200_set_type(ARCH_REVISON_9200_PQFP);
51
Andrew Victor2f036ac2008-04-15 21:10:11 +010052 /* Initialize processor: 18.432 MHz crystal */
Jean-Christophe PLAGNIOL-VILLARD21d08b92011-04-23 15:28:34 +080053 at91_initialize(18432000);
Andrew Victor2f036ac2008-04-15 21:10:11 +010054}
55
Jamie Iles84e0cdb2011-03-08 20:17:06 +000056static struct macb_platform_data __initdata ecb_at91eth_data = {
Andrew Victor2f036ac2008-04-15 21:10:11 +010057 .phy_irq_pin = AT91_PIN_PC4,
58 .is_rmii = 0,
59};
60
61static struct at91_usbh_data __initdata ecb_at91usbh_data = {
62 .ports = 1,
Jean-Christophe PLAGNIOL-VILLARD63b4c292011-11-25 01:51:06 +080063 .vbus_pin = {-EINVAL, -EINVAL},
64 .overcurrent_pin= {-EINVAL, -EINVAL},
Andrew Victor2f036ac2008-04-15 21:10:11 +010065};
66
Ludovic Desroches4cf33262012-05-21 12:23:27 +020067static struct mci_platform_data __initdata ecbat91_mci0_data = {
68 .slot[0] = {
69 .bus_width = 4,
70 .detect_pin = -EINVAL,
71 .wp_pin = -EINVAL,
72 },
Andrew Victor2f036ac2008-04-15 21:10:11 +010073};
74
75
76#if defined(CONFIG_MTD_DATAFLASH)
77static struct mtd_partition __initdata my_flash0_partitions[] =
78{
79 { /* 0x8400 */
80 .name = "Darrell-loader",
81 .offset = 0,
Andrew Victore5052402008-09-21 21:30:02 +010082 .size = 12 * 1056,
Andrew Victor2f036ac2008-04-15 21:10:11 +010083 },
84 {
85 .name = "U-boot",
86 .offset = MTDPART_OFS_NXTBLK,
87 .size = 110 * 1056,
88 },
89 { /* 1336 (167 blocks) pages * 1056 bytes = 0x158700 bytes */
90 .name = "UBoot-env",
91 .offset = MTDPART_OFS_NXTBLK,
92 .size = 8 * 1056,
93 },
94 { /* 1336 (167 blocks) pages * 1056 bytes = 0x158700 bytes */
95 .name = "Kernel",
96 .offset = MTDPART_OFS_NXTBLK,
97 .size = 1534 * 1056,
98 },
99 { /* 190200 - jffs2 root filesystem */
100 .name = "Filesystem",
101 .offset = MTDPART_OFS_NXTBLK,
102 .size = MTDPART_SIZ_FULL, /* 26 sectors */
103 }
104};
105
106static struct flash_platform_data __initdata my_flash0_platform = {
107 .name = "Removable flash card",
108 .parts = my_flash0_partitions,
109 .nr_parts = ARRAY_SIZE(my_flash0_partitions)
110};
111
112#endif
113
114static struct spi_board_info __initdata ecb_at91spi_devices[] = {
115 { /* DataFlash chip */
116 .modalias = "mtd_dataflash",
117 .chip_select = 0,
118 .max_speed_hz = 10 * 1000 * 1000,
119 .bus_num = 0,
120#if defined(CONFIG_MTD_DATAFLASH)
121 .platform_data = &my_flash0_platform,
122#endif
123 },
Uwe Kleine-Königb5950762010-11-01 15:38:34 -0400124 { /* User accessible spi - cs1 (250KHz) */
Andrew Victor2f036ac2008-04-15 21:10:11 +0100125 .modalias = "spi-cs1",
126 .chip_select = 1,
127 .max_speed_hz = 250 * 1000,
128 },
Uwe Kleine-Königb5950762010-11-01 15:38:34 -0400129 { /* User accessible spi - cs2 (1MHz) */
Andrew Victor2f036ac2008-04-15 21:10:11 +0100130 .modalias = "spi-cs2",
131 .chip_select = 2,
132 .max_speed_hz = 1 * 1000 * 1000,
133 },
Uwe Kleine-Königb5950762010-11-01 15:38:34 -0400134 { /* User accessible spi - cs3 (10MHz) */
Andrew Victor2f036ac2008-04-15 21:10:11 +0100135 .modalias = "spi-cs3",
136 .chip_select = 3,
137 .max_speed_hz = 10 * 1000 * 1000,
138 },
139};
140
Bryan Wud61015f2012-03-13 17:47:33 +0800141/*
142 * LEDs
143 */
144static struct gpio_led ecb_leds[] = {
145 { /* D1 */
146 .name = "led1",
147 .gpio = AT91_PIN_PC7,
148 .active_low = 1,
149 .default_trigger = "heartbeat",
150 }
151};
152
Andrew Victor2f036ac2008-04-15 21:10:11 +0100153static void __init ecb_at91board_init(void)
154{
155 /* Serial */
Jean-Christophe PLAGNIOL-VILLARD71b149b2012-04-05 14:14:28 +0800156 /* DBGU on ttyS0. (Rx & Tx only) */
157 at91_register_uart(0, 0, 0);
158
159 /* USART0 on ttyS1. (Rx & Tx only) */
160 at91_register_uart(AT91RM9200_ID_US0, 1, 0);
Andrew Victor2f036ac2008-04-15 21:10:11 +0100161 at91_add_device_serial();
162
163 /* Ethernet */
164 at91_add_device_eth(&ecb_at91eth_data);
165
166 /* USB Host */
167 at91_add_device_usbh(&ecb_at91usbh_data);
168
169 /* I2C */
170 at91_add_device_i2c(NULL, 0);
171
172 /* MMC */
Ludovic Desroches4cf33262012-05-21 12:23:27 +0200173 at91_add_device_mci(0, &ecbat91_mci0_data);
Andrew Victor2f036ac2008-04-15 21:10:11 +0100174
175 /* SPI */
176 at91_add_device_spi(ecb_at91spi_devices, ARRAY_SIZE(ecb_at91spi_devices));
Bryan Wud61015f2012-03-13 17:47:33 +0800177
178 /* LEDs */
179 at91_gpio_leds(ecb_leds, ARRAY_SIZE(ecb_leds));
Andrew Victor2f036ac2008-04-15 21:10:11 +0100180}
181
182MACHINE_START(ECBAT91, "emQbit's ECB_AT91")
183 /* Maintainer: emQbit.com */
Andrew Victor2f036ac2008-04-15 21:10:11 +0100184 .timer = &at91rm9200_timer,
Jean-Christophe PLAGNIOL-VILLARD21d08b92011-04-23 15:28:34 +0800185 .map_io = at91_map_io,
Ludovic Desroches3e135462012-06-11 15:38:03 +0200186 .handle_irq = at91_aic_handle_irq,
Jean-Christophe PLAGNIOL-VILLARD1b021a32011-04-28 20:19:32 +0800187 .init_early = ecb_at91init_early,
Jean-Christophe PLAGNIOL-VILLARD92100c12011-04-23 15:28:34 +0800188 .init_irq = at91_init_irq_default,
Andrew Victor2f036ac2008-04-15 21:10:11 +0100189 .init_machine = ecb_at91board_init,
190MACHINE_END