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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 | ||
31 | #include <asm/hardware.h> | |
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 | ||
40 | #include <asm/arch/board.h> | |
41 | #include <asm/arch/gpio.h> | |
42 | ||
43 | #include "generic.h" | |
44 | ||
45 | ||
46 | static void __init cam60_map_io(void) | |
47 | { | |
48 | /* Initialize processor: 10 MHz crystal */ | |
49 | at91sam9260_initialize(10000000); | |
50 | ||
51 | /* DGBU on ttyS0. (Rx & Tx only) */ | |
52 | at91_register_uart(0, 0, 0); | |
53 | ||
54 | /* set serial console to ttyS0 (ie, DBGU) */ | |
55 | at91_set_serial_console(0); | |
56 | } | |
57 | ||
58 | static void __init cam60_init_irq(void) | |
59 | { | |
60 | at91sam9260_init_interrupts(NULL); | |
61 | } | |
62 | ||
63 | ||
64 | /* | |
65 | * USB Host | |
66 | */ | |
67 | static struct at91_usbh_data __initdata cam60_usbh_data = { | |
68 | .ports = 1, | |
69 | }; | |
70 | ||
71 | ||
72 | /* | |
73 | * SPI devices. | |
74 | */ | |
75 | #if defined(CONFIG_MTD_DATAFLASH) | |
76 | static struct mtd_partition __initdata cam60_spi_partitions[] = { | |
77 | { | |
78 | .name = "BOOT1", | |
79 | .offset = 0, | |
80 | .size = 4 * 1056, | |
81 | }, | |
82 | { | |
83 | .name = "BOOT2", | |
84 | .offset = MTDPART_OFS_NXTBLK, | |
85 | .size = 256 * 1056, | |
86 | }, | |
87 | { | |
88 | .name = "kernel", | |
89 | .offset = MTDPART_OFS_NXTBLK, | |
90 | .size = 2222 * 1056, | |
91 | }, | |
92 | { | |
93 | .name = "file system", | |
94 | .offset = MTDPART_OFS_NXTBLK, | |
95 | .size = MTDPART_SIZ_FULL, | |
96 | }, | |
97 | }; | |
98 | ||
99 | static struct flash_platform_data __initdata cam60_spi_flash_platform_data = { | |
100 | .name = "spi_flash", | |
101 | .parts = cam60_spi_partitions, | |
102 | .nr_parts = ARRAY_SIZE(cam60_spi_partitions) | |
103 | }; | |
104 | #endif | |
105 | ||
106 | static struct spi_board_info cam60_spi_devices[] = { | |
107 | #if defined(CONFIG_MTD_DATAFLASH) | |
108 | { /* DataFlash chip */ | |
109 | .modalias = "mtd_dataflash", | |
110 | .chip_select = 0, | |
111 | .max_speed_hz = 15 * 1000 * 1000, | |
112 | .bus_num = 0, | |
113 | .platform_data = &cam60_spi_flash_platform_data | |
114 | }, | |
115 | #endif | |
116 | }; | |
117 | ||
118 | ||
119 | /* | |
120 | * MACB Ethernet device | |
121 | */ | |
122 | static struct __initdata at91_eth_data cam60_macb_data = { | |
123 | .phy_irq_pin = AT91_PIN_PB5, | |
124 | .is_rmii = 0, | |
125 | }; | |
126 | ||
127 | ||
128 | /* | |
129 | * NAND Flash | |
130 | */ | |
131 | static struct mtd_partition __initdata cam60_nand_partition[] = { | |
132 | { | |
133 | .name = "nand_fs", | |
134 | .offset = 0, | |
135 | .size = MTDPART_SIZ_FULL, | |
136 | }, | |
137 | }; | |
138 | ||
139 | static struct mtd_partition * __init nand_partitions(int size, int *num_partitions) | |
140 | { | |
141 | *num_partitions = ARRAY_SIZE(cam60_nand_partition); | |
142 | return cam60_nand_partition; | |
143 | } | |
144 | ||
145 | static struct at91_nand_data __initdata cam60_nand_data = { | |
146 | .ale = 21, | |
147 | .cle = 22, | |
148 | // .det_pin = ... not there | |
149 | .rdy_pin = AT91_PIN_PA9, | |
150 | .enable_pin = AT91_PIN_PA7, | |
151 | .partition_info = nand_partitions, | |
152 | }; | |
153 | ||
154 | ||
155 | static void __init cam60_board_init(void) | |
156 | { | |
157 | /* Serial */ | |
158 | at91_add_device_serial(); | |
159 | /* SPI */ | |
160 | at91_add_device_spi(cam60_spi_devices, ARRAY_SIZE(cam60_spi_devices)); | |
161 | /* Ethernet */ | |
162 | at91_add_device_eth(&cam60_macb_data); | |
163 | /* USB Host */ | |
164 | /* enable USB power supply circuit */ | |
165 | at91_set_gpio_output(AT91_PIN_PB18, 1); | |
166 | at91_add_device_usbh(&cam60_usbh_data); | |
167 | /* NAND */ | |
168 | at91_add_device_nand(&cam60_nand_data); | |
169 | } | |
170 | ||
171 | MACHINE_START(CAM60, "KwikByte CAM60") | |
172 | /* Maintainer: KwikByte */ | |
173 | .phys_io = AT91_BASE_SYS, | |
174 | .io_pg_offst = (AT91_VA_BASE_SYS >> 18) & 0xfffc, | |
175 | .boot_params = AT91_SDRAM_BASE + 0x100, | |
176 | .timer = &at91sam926x_timer, | |
177 | .map_io = cam60_map_io, | |
178 | .init_irq = cam60_init_irq, | |
179 | .init_machine = cam60_board_init, | |
180 | MACHINE_END |