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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 | ||
a09e64fb | 41 | #include <mach/board.h> |
8cdae51a | 42 | #include <mach/at91sam9_smc.h> |
35131fb6 | 43 | |
8cdae51a | 44 | #include "sam9_smc.h" |
35131fb6 AV |
45 | #include "generic.h" |
46 | ||
47 | ||
1b021a3b | 48 | static void __init cam60_init_early(void) |
35131fb6 AV |
49 | { |
50 | /* Initialize processor: 10 MHz crystal */ | |
21d08b9d | 51 | at91_initialize(10000000); |
35131fb6 | 52 | |
4f37940d | 53 | /* DBGU on ttyS0. (Rx & Tx only) */ |
35131fb6 AV |
54 | at91_register_uart(0, 0, 0); |
55 | ||
56 | /* set serial console to ttyS0 (ie, DBGU) */ | |
57 | at91_set_serial_console(0); | |
58 | } | |
59 | ||
35131fb6 AV |
60 | /* |
61 | * USB Host | |
62 | */ | |
63 | static struct at91_usbh_data __initdata cam60_usbh_data = { | |
64 | .ports = 1, | |
65 | }; | |
66 | ||
67 | ||
68 | /* | |
69 | * SPI devices. | |
70 | */ | |
71 | #if defined(CONFIG_MTD_DATAFLASH) | |
5f6878b0 | 72 | static struct mtd_partition cam60_spi_partitions[] = { |
35131fb6 AV |
73 | { |
74 | .name = "BOOT1", | |
75 | .offset = 0, | |
76 | .size = 4 * 1056, | |
77 | }, | |
78 | { | |
79 | .name = "BOOT2", | |
80 | .offset = MTDPART_OFS_NXTBLK, | |
81 | .size = 256 * 1056, | |
82 | }, | |
83 | { | |
84 | .name = "kernel", | |
85 | .offset = MTDPART_OFS_NXTBLK, | |
86 | .size = 2222 * 1056, | |
87 | }, | |
88 | { | |
89 | .name = "file system", | |
90 | .offset = MTDPART_OFS_NXTBLK, | |
91 | .size = MTDPART_SIZ_FULL, | |
92 | }, | |
93 | }; | |
94 | ||
5f6878b0 | 95 | static struct flash_platform_data cam60_spi_flash_platform_data = { |
35131fb6 AV |
96 | .name = "spi_flash", |
97 | .parts = cam60_spi_partitions, | |
98 | .nr_parts = ARRAY_SIZE(cam60_spi_partitions) | |
99 | }; | |
100 | #endif | |
101 | ||
8436b410 | 102 | static struct spi_board_info cam60_spi_devices[] __initdata = { |
35131fb6 AV |
103 | #if defined(CONFIG_MTD_DATAFLASH) |
104 | { /* DataFlash chip */ | |
105 | .modalias = "mtd_dataflash", | |
106 | .chip_select = 0, | |
107 | .max_speed_hz = 15 * 1000 * 1000, | |
108 | .bus_num = 0, | |
109 | .platform_data = &cam60_spi_flash_platform_data | |
110 | }, | |
111 | #endif | |
112 | }; | |
113 | ||
114 | ||
115 | /* | |
116 | * MACB Ethernet device | |
117 | */ | |
118 | static struct __initdata at91_eth_data cam60_macb_data = { | |
119 | .phy_irq_pin = AT91_PIN_PB5, | |
120 | .is_rmii = 0, | |
121 | }; | |
122 | ||
123 | ||
124 | /* | |
125 | * NAND Flash | |
126 | */ | |
127 | static struct mtd_partition __initdata cam60_nand_partition[] = { | |
128 | { | |
129 | .name = "nand_fs", | |
130 | .offset = 0, | |
131 | .size = MTDPART_SIZ_FULL, | |
132 | }, | |
133 | }; | |
134 | ||
135 | static struct mtd_partition * __init nand_partitions(int size, int *num_partitions) | |
136 | { | |
137 | *num_partitions = ARRAY_SIZE(cam60_nand_partition); | |
138 | return cam60_nand_partition; | |
139 | } | |
140 | ||
3c3796cc | 141 | static struct atmel_nand_data __initdata cam60_nand_data = { |
35131fb6 AV |
142 | .ale = 21, |
143 | .cle = 22, | |
144 | // .det_pin = ... not there | |
145 | .rdy_pin = AT91_PIN_PA9, | |
146 | .enable_pin = AT91_PIN_PA7, | |
147 | .partition_info = nand_partitions, | |
148 | }; | |
149 | ||
8cdae51a AV |
150 | static struct sam9_smc_config __initdata cam60_nand_smc_config = { |
151 | .ncs_read_setup = 0, | |
152 | .nrd_setup = 1, | |
153 | .ncs_write_setup = 0, | |
154 | .nwe_setup = 1, | |
155 | ||
156 | .ncs_read_pulse = 3, | |
157 | .nrd_pulse = 3, | |
158 | .ncs_write_pulse = 3, | |
159 | .nwe_pulse = 3, | |
160 | ||
161 | .read_cycle = 5, | |
162 | .write_cycle = 5, | |
163 | ||
164 | .mode = AT91_SMC_READMODE | AT91_SMC_WRITEMODE | AT91_SMC_EXNWMODE_DISABLE | AT91_SMC_DBW_8, | |
165 | .tdf_cycles = 2, | |
166 | }; | |
167 | ||
168 | static void __init cam60_add_device_nand(void) | |
169 | { | |
170 | /* configure chip-select 3 (NAND) */ | |
171 | sam9_smc_configure(3, &cam60_nand_smc_config); | |
172 | ||
173 | at91_add_device_nand(&cam60_nand_data); | |
174 | } | |
175 | ||
35131fb6 AV |
176 | |
177 | static void __init cam60_board_init(void) | |
178 | { | |
179 | /* Serial */ | |
180 | at91_add_device_serial(); | |
181 | /* SPI */ | |
182 | at91_add_device_spi(cam60_spi_devices, ARRAY_SIZE(cam60_spi_devices)); | |
183 | /* Ethernet */ | |
184 | at91_add_device_eth(&cam60_macb_data); | |
185 | /* USB Host */ | |
186 | /* enable USB power supply circuit */ | |
187 | at91_set_gpio_output(AT91_PIN_PB18, 1); | |
188 | at91_add_device_usbh(&cam60_usbh_data); | |
189 | /* NAND */ | |
8cdae51a | 190 | cam60_add_device_nand(); |
35131fb6 AV |
191 | } |
192 | ||
193 | MACHINE_START(CAM60, "KwikByte CAM60") | |
194 | /* Maintainer: KwikByte */ | |
35131fb6 | 195 | .timer = &at91sam926x_timer, |
21d08b9d | 196 | .map_io = at91_map_io, |
1b021a3b | 197 | .init_early = cam60_init_early, |
92100c12 | 198 | .init_irq = at91_init_irq_default, |
35131fb6 AV |
199 | .init_machine = cam60_board_init, |
200 | MACHINE_END |