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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> | |
24 | #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 | ||
a09e64fb | 31 | #include <mach/hardware.h> |
35131fb6 AV |
32 | #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 | ||
a09e64fb RK |
40 | #include <mach/board.h> |
41 | #include <mach/gpio.h> | |
8cdae51a | 42 | #include <mach/at91sam9_smc.h> |
35131fb6 | 43 | |
8cdae51a | 44 | #include "sam9_smc.h" |
35131fb6 AV |
45 | #include "generic.h" |
46 | ||
47 | ||
48 | static void __init cam60_map_io(void) | |
49 | { | |
50 | /* Initialize processor: 10 MHz crystal */ | |
51 | at91sam9260_initialize(10000000); | |
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 | ||
60 | static void __init cam60_init_irq(void) | |
61 | { | |
62 | at91sam9260_init_interrupts(NULL); | |
63 | } | |
64 | ||
65 | ||
66 | /* | |
67 | * USB Host | |
68 | */ | |
69 | static struct at91_usbh_data __initdata cam60_usbh_data = { | |
70 | .ports = 1, | |
71 | }; | |
72 | ||
73 | ||
74 | /* | |
75 | * SPI devices. | |
76 | */ | |
77 | #if defined(CONFIG_MTD_DATAFLASH) | |
5f6878b0 | 78 | static struct mtd_partition cam60_spi_partitions[] = { |
35131fb6 AV |
79 | { |
80 | .name = "BOOT1", | |
81 | .offset = 0, | |
82 | .size = 4 * 1056, | |
83 | }, | |
84 | { | |
85 | .name = "BOOT2", | |
86 | .offset = MTDPART_OFS_NXTBLK, | |
87 | .size = 256 * 1056, | |
88 | }, | |
89 | { | |
90 | .name = "kernel", | |
91 | .offset = MTDPART_OFS_NXTBLK, | |
92 | .size = 2222 * 1056, | |
93 | }, | |
94 | { | |
95 | .name = "file system", | |
96 | .offset = MTDPART_OFS_NXTBLK, | |
97 | .size = MTDPART_SIZ_FULL, | |
98 | }, | |
99 | }; | |
100 | ||
5f6878b0 | 101 | static struct flash_platform_data cam60_spi_flash_platform_data = { |
35131fb6 AV |
102 | .name = "spi_flash", |
103 | .parts = cam60_spi_partitions, | |
104 | .nr_parts = ARRAY_SIZE(cam60_spi_partitions) | |
105 | }; | |
106 | #endif | |
107 | ||
8436b410 | 108 | static struct spi_board_info cam60_spi_devices[] __initdata = { |
35131fb6 AV |
109 | #if defined(CONFIG_MTD_DATAFLASH) |
110 | { /* DataFlash chip */ | |
111 | .modalias = "mtd_dataflash", | |
112 | .chip_select = 0, | |
113 | .max_speed_hz = 15 * 1000 * 1000, | |
114 | .bus_num = 0, | |
115 | .platform_data = &cam60_spi_flash_platform_data | |
116 | }, | |
117 | #endif | |
118 | }; | |
119 | ||
120 | ||
121 | /* | |
122 | * MACB Ethernet device | |
123 | */ | |
124 | static struct __initdata at91_eth_data cam60_macb_data = { | |
125 | .phy_irq_pin = AT91_PIN_PB5, | |
126 | .is_rmii = 0, | |
127 | }; | |
128 | ||
129 | ||
130 | /* | |
131 | * NAND Flash | |
132 | */ | |
133 | static struct mtd_partition __initdata cam60_nand_partition[] = { | |
134 | { | |
135 | .name = "nand_fs", | |
136 | .offset = 0, | |
137 | .size = MTDPART_SIZ_FULL, | |
138 | }, | |
139 | }; | |
140 | ||
141 | static struct mtd_partition * __init nand_partitions(int size, int *num_partitions) | |
142 | { | |
143 | *num_partitions = ARRAY_SIZE(cam60_nand_partition); | |
144 | return cam60_nand_partition; | |
145 | } | |
146 | ||
3c3796cc | 147 | static struct atmel_nand_data __initdata cam60_nand_data = { |
35131fb6 AV |
148 | .ale = 21, |
149 | .cle = 22, | |
150 | // .det_pin = ... not there | |
151 | .rdy_pin = AT91_PIN_PA9, | |
152 | .enable_pin = AT91_PIN_PA7, | |
153 | .partition_info = nand_partitions, | |
154 | }; | |
155 | ||
8cdae51a AV |
156 | static struct sam9_smc_config __initdata cam60_nand_smc_config = { |
157 | .ncs_read_setup = 0, | |
158 | .nrd_setup = 1, | |
159 | .ncs_write_setup = 0, | |
160 | .nwe_setup = 1, | |
161 | ||
162 | .ncs_read_pulse = 3, | |
163 | .nrd_pulse = 3, | |
164 | .ncs_write_pulse = 3, | |
165 | .nwe_pulse = 3, | |
166 | ||
167 | .read_cycle = 5, | |
168 | .write_cycle = 5, | |
169 | ||
170 | .mode = AT91_SMC_READMODE | AT91_SMC_WRITEMODE | AT91_SMC_EXNWMODE_DISABLE | AT91_SMC_DBW_8, | |
171 | .tdf_cycles = 2, | |
172 | }; | |
173 | ||
174 | static void __init cam60_add_device_nand(void) | |
175 | { | |
176 | /* configure chip-select 3 (NAND) */ | |
177 | sam9_smc_configure(3, &cam60_nand_smc_config); | |
178 | ||
179 | at91_add_device_nand(&cam60_nand_data); | |
180 | } | |
181 | ||
35131fb6 AV |
182 | |
183 | static void __init cam60_board_init(void) | |
184 | { | |
185 | /* Serial */ | |
186 | at91_add_device_serial(); | |
187 | /* SPI */ | |
188 | at91_add_device_spi(cam60_spi_devices, ARRAY_SIZE(cam60_spi_devices)); | |
189 | /* Ethernet */ | |
190 | at91_add_device_eth(&cam60_macb_data); | |
191 | /* USB Host */ | |
192 | /* enable USB power supply circuit */ | |
193 | at91_set_gpio_output(AT91_PIN_PB18, 1); | |
194 | at91_add_device_usbh(&cam60_usbh_data); | |
195 | /* NAND */ | |
8cdae51a | 196 | cam60_add_device_nand(); |
35131fb6 AV |
197 | } |
198 | ||
199 | MACHINE_START(CAM60, "KwikByte CAM60") | |
200 | /* Maintainer: KwikByte */ | |
35131fb6 AV |
201 | .boot_params = AT91_SDRAM_BASE + 0x100, |
202 | .timer = &at91sam926x_timer, | |
203 | .map_io = cam60_map_io, | |
204 | .init_irq = cam60_init_irq, | |
205 | .init_machine = cam60_board_init, | |
206 | MACHINE_END |