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35131fb6 AV |
1 | /* |
2 | * KwikByte CAM60 (KB9260) | |
3 | * | |
4 | * based on board-sam9260ek.c | |
5 | * Copyright (C) 2005 SAN People | |
6 | * Copyright (C) 2006 Atmel | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or modify | |
9 | * it under the terms of the GNU General Public License as published by | |
10 | * the Free Software Foundation; either version 2 of the License, or | |
11 | * (at your option) any later version. | |
12 | * | |
13 | * This program is distributed in the hope that it will be useful, | |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | * GNU General Public License for more details. | |
17 | * | |
18 | * You should have received a copy of the GNU General Public License | |
19 | * along with this program; if not, write to the Free Software | |
20 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
21 | */ | |
22 | ||
23 | #include <linux/types.h> | |
2f8163ba | 24 | #include <linux/gpio.h> |
35131fb6 AV |
25 | #include <linux/init.h> |
26 | #include <linux/mm.h> | |
27 | #include <linux/module.h> | |
28 | #include <linux/platform_device.h> | |
29 | #include <linux/spi/spi.h> | |
30 | #include <linux/spi/flash.h> | |
31 | ||
a09e64fb | 32 | #include <mach/hardware.h> |
35131fb6 AV |
33 | #include <asm/setup.h> |
34 | #include <asm/mach-types.h> | |
35 | #include <asm/irq.h> | |
36 | ||
37 | #include <asm/mach/arch.h> | |
38 | #include <asm/mach/map.h> | |
39 | #include <asm/mach/irq.h> | |
40 | ||
8cdae51a | 41 | #include <mach/at91sam9_smc.h> |
35131fb6 | 42 | |
a510b9ba | 43 | #include "at91_aic.h" |
43d2f532 | 44 | #include "board.h" |
8cdae51a | 45 | #include "sam9_smc.h" |
35131fb6 AV |
46 | #include "generic.h" |
47 | ||
48 | ||
1b021a3b | 49 | static void __init cam60_init_early(void) |
35131fb6 AV |
50 | { |
51 | /* Initialize processor: 10 MHz crystal */ | |
21d08b9d | 52 | at91_initialize(10000000); |
35131fb6 AV |
53 | } |
54 | ||
35131fb6 AV |
55 | /* |
56 | * USB Host | |
57 | */ | |
58 | static struct at91_usbh_data __initdata cam60_usbh_data = { | |
59 | .ports = 1, | |
63b4c296 JCPV |
60 | .vbus_pin = {-EINVAL, -EINVAL}, |
61 | .overcurrent_pin= {-EINVAL, -EINVAL}, | |
35131fb6 AV |
62 | }; |
63 | ||
64 | ||
65 | /* | |
66 | * SPI devices. | |
67 | */ | |
68 | #if defined(CONFIG_MTD_DATAFLASH) | |
5f6878b0 | 69 | static struct mtd_partition cam60_spi_partitions[] = { |
35131fb6 AV |
70 | { |
71 | .name = "BOOT1", | |
72 | .offset = 0, | |
73 | .size = 4 * 1056, | |
74 | }, | |
75 | { | |
76 | .name = "BOOT2", | |
77 | .offset = MTDPART_OFS_NXTBLK, | |
78 | .size = 256 * 1056, | |
79 | }, | |
80 | { | |
81 | .name = "kernel", | |
82 | .offset = MTDPART_OFS_NXTBLK, | |
83 | .size = 2222 * 1056, | |
84 | }, | |
85 | { | |
86 | .name = "file system", | |
87 | .offset = MTDPART_OFS_NXTBLK, | |
88 | .size = MTDPART_SIZ_FULL, | |
89 | }, | |
90 | }; | |
91 | ||
5f6878b0 | 92 | static struct flash_platform_data cam60_spi_flash_platform_data = { |
35131fb6 AV |
93 | .name = "spi_flash", |
94 | .parts = cam60_spi_partitions, | |
95 | .nr_parts = ARRAY_SIZE(cam60_spi_partitions) | |
96 | }; | |
97 | #endif | |
98 | ||
8436b410 | 99 | static struct spi_board_info cam60_spi_devices[] __initdata = { |
35131fb6 AV |
100 | #if defined(CONFIG_MTD_DATAFLASH) |
101 | { /* DataFlash chip */ | |
102 | .modalias = "mtd_dataflash", | |
103 | .chip_select = 0, | |
104 | .max_speed_hz = 15 * 1000 * 1000, | |
105 | .bus_num = 0, | |
106 | .platform_data = &cam60_spi_flash_platform_data | |
107 | }, | |
108 | #endif | |
109 | }; | |
110 | ||
111 | ||
112 | /* | |
113 | * MACB Ethernet device | |
114 | */ | |
84e0cdb0 | 115 | static struct __initdata macb_platform_data cam60_macb_data = { |
35131fb6 AV |
116 | .phy_irq_pin = AT91_PIN_PB5, |
117 | .is_rmii = 0, | |
118 | }; | |
119 | ||
120 | ||
121 | /* | |
122 | * NAND Flash | |
123 | */ | |
124 | static struct mtd_partition __initdata cam60_nand_partition[] = { | |
125 | { | |
126 | .name = "nand_fs", | |
127 | .offset = 0, | |
128 | .size = MTDPART_SIZ_FULL, | |
129 | }, | |
130 | }; | |
131 | ||
3c3796cc | 132 | static struct atmel_nand_data __initdata cam60_nand_data = { |
35131fb6 AV |
133 | .ale = 21, |
134 | .cle = 22, | |
63b4c296 | 135 | .det_pin = -EINVAL, |
35131fb6 AV |
136 | .rdy_pin = AT91_PIN_PA9, |
137 | .enable_pin = AT91_PIN_PA7, | |
bf4289cb | 138 | .ecc_mode = NAND_ECC_SOFT, |
1754aab9 DES |
139 | .parts = cam60_nand_partition, |
140 | .num_parts = ARRAY_SIZE(cam60_nand_partition), | |
35131fb6 AV |
141 | }; |
142 | ||
8cdae51a AV |
143 | static struct sam9_smc_config __initdata cam60_nand_smc_config = { |
144 | .ncs_read_setup = 0, | |
145 | .nrd_setup = 1, | |
146 | .ncs_write_setup = 0, | |
147 | .nwe_setup = 1, | |
148 | ||
149 | .ncs_read_pulse = 3, | |
150 | .nrd_pulse = 3, | |
151 | .ncs_write_pulse = 3, | |
152 | .nwe_pulse = 3, | |
153 | ||
154 | .read_cycle = 5, | |
155 | .write_cycle = 5, | |
156 | ||
157 | .mode = AT91_SMC_READMODE | AT91_SMC_WRITEMODE | AT91_SMC_EXNWMODE_DISABLE | AT91_SMC_DBW_8, | |
158 | .tdf_cycles = 2, | |
159 | }; | |
160 | ||
161 | static void __init cam60_add_device_nand(void) | |
162 | { | |
163 | /* configure chip-select 3 (NAND) */ | |
faee0cc3 | 164 | sam9_smc_configure(0, 3, &cam60_nand_smc_config); |
8cdae51a AV |
165 | |
166 | at91_add_device_nand(&cam60_nand_data); | |
167 | } | |
168 | ||
35131fb6 AV |
169 | |
170 | static void __init cam60_board_init(void) | |
171 | { | |
172 | /* Serial */ | |
71b149b3 JCPV |
173 | /* DBGU on ttyS0. (Rx & Tx only) */ |
174 | at91_register_uart(0, 0, 0); | |
35131fb6 AV |
175 | at91_add_device_serial(); |
176 | /* SPI */ | |
177 | at91_add_device_spi(cam60_spi_devices, ARRAY_SIZE(cam60_spi_devices)); | |
178 | /* Ethernet */ | |
179 | at91_add_device_eth(&cam60_macb_data); | |
180 | /* USB Host */ | |
181 | /* enable USB power supply circuit */ | |
182 | at91_set_gpio_output(AT91_PIN_PB18, 1); | |
183 | at91_add_device_usbh(&cam60_usbh_data); | |
184 | /* NAND */ | |
8cdae51a | 185 | cam60_add_device_nand(); |
35131fb6 AV |
186 | } |
187 | ||
188 | MACHINE_START(CAM60, "KwikByte CAM60") | |
189 | /* Maintainer: KwikByte */ | |
6bb27d73 | 190 | .init_time = at91sam926x_pit_init, |
21d08b9d | 191 | .map_io = at91_map_io, |
3e135466 | 192 | .handle_irq = at91_aic_handle_irq, |
1b021a3b | 193 | .init_early = cam60_init_early, |
92100c12 | 194 | .init_irq = at91_init_irq_default, |
35131fb6 AV |
195 | .init_machine = cam60_board_init, |
196 | MACHINE_END |