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e6d92e63 AV |
1 | /* |
2 | * linux/arch/arm/mach-at91/board-sam9263ek.c | |
3 | * | |
4 | * Copyright (C) 2005 SAN People | |
5 | * Copyright (C) 2007 Atmel Corporation. | |
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> | |
23 | #include <linux/init.h> | |
24 | #include <linux/mm.h> | |
25 | #include <linux/module.h> | |
26 | #include <linux/platform_device.h> | |
27 | #include <linux/spi/spi.h> | |
28 | ||
29 | #include <asm/hardware.h> | |
30 | #include <asm/setup.h> | |
31 | #include <asm/mach-types.h> | |
32 | #include <asm/irq.h> | |
33 | ||
34 | #include <asm/mach/arch.h> | |
35 | #include <asm/mach/map.h> | |
36 | #include <asm/mach/irq.h> | |
37 | ||
38 | #include <asm/arch/board.h> | |
39 | #include <asm/arch/gpio.h> | |
40 | #include <asm/arch/at91sam926x_mc.h> | |
41 | ||
42 | #include "generic.h" | |
43 | ||
44 | ||
45 | /* | |
46 | * Serial port configuration. | |
47 | * 0 .. 2 = USART0 .. USART2 | |
48 | * 3 = DBGU | |
49 | */ | |
50 | static struct at91_uart_config __initdata ek_uart_config = { | |
51 | .console_tty = 0, /* ttyS0 */ | |
52 | .nr_tty = 2, | |
53 | .tty_map = { 3, 0, -1, -1, } /* ttyS0, ..., ttyS3 */ | |
54 | }; | |
55 | ||
56 | static void __init ek_map_io(void) | |
57 | { | |
58 | /* Initialize processor: 16.367 MHz crystal */ | |
59 | at91sam9263_initialize(16367660); | |
60 | ||
61 | /* Setup the serial ports and console */ | |
62 | at91_init_serial(&ek_uart_config); | |
63 | } | |
64 | ||
65 | static void __init ek_init_irq(void) | |
66 | { | |
67 | at91sam9263_init_interrupts(NULL); | |
68 | } | |
69 | ||
70 | ||
71 | /* | |
72 | * USB Host port | |
73 | */ | |
74 | static struct at91_usbh_data __initdata ek_usbh_data = { | |
75 | .ports = 2, | |
76 | .vbus_pin = { AT91_PIN_PA24, AT91_PIN_PA21 }, | |
77 | }; | |
78 | ||
79 | /* | |
80 | * USB Device port | |
81 | */ | |
82 | static struct at91_udc_data __initdata ek_udc_data = { | |
83 | .vbus_pin = AT91_PIN_PA25, | |
84 | .pullup_pin = 0, /* pull-up driven by UDC */ | |
85 | }; | |
86 | ||
87 | ||
88 | /* | |
89 | * SPI devices. | |
90 | */ | |
91 | static struct spi_board_info ek_spi_devices[] = { | |
92 | #if defined(CONFIG_MTD_AT91_DATAFLASH_CARD) | |
93 | { /* DataFlash card */ | |
94 | .modalias = "mtd_dataflash", | |
95 | .chip_select = 0, | |
96 | .max_speed_hz = 15 * 1000 * 1000, | |
97 | .bus_num = 0, | |
98 | }, | |
99 | #endif | |
100 | }; | |
101 | ||
102 | ||
103 | /* | |
104 | * MCI (SD/MMC) | |
105 | */ | |
106 | static struct at91_mmc_data __initdata ek_mmc_data = { | |
107 | .wire4 = 1, | |
108 | .det_pin = AT91_PIN_PE18, | |
109 | .wp_pin = AT91_PIN_PE19, | |
110 | // .vcc_pin = ... not connected | |
111 | }; | |
112 | ||
113 | ||
114 | /* | |
115 | * NAND flash | |
116 | */ | |
117 | static struct mtd_partition __initdata ek_nand_partition[] = { | |
118 | { | |
119 | .name = "Partition 1", | |
120 | .offset = 0, | |
121 | .size = 64 * 1024 * 1024, | |
122 | }, | |
123 | { | |
124 | .name = "Partition 2", | |
125 | .offset = 64 * 1024 * 1024, | |
126 | .size = MTDPART_SIZ_FULL, | |
127 | }, | |
128 | }; | |
129 | ||
130 | static struct mtd_partition *nand_partitions(int size, int *num_partitions) | |
131 | { | |
132 | *num_partitions = ARRAY_SIZE(ek_nand_partition); | |
133 | return ek_nand_partition; | |
134 | } | |
135 | ||
136 | static struct at91_nand_data __initdata ek_nand_data = { | |
137 | .ale = 21, | |
138 | .cle = 22, | |
139 | // .det_pin = ... not connected | |
140 | .rdy_pin = AT91_PIN_PA22, | |
141 | .enable_pin = AT91_PIN_PD15, | |
142 | .partition_info = nand_partitions, | |
143 | #if defined(CONFIG_MTD_NAND_AT91_BUSWIDTH_16) | |
144 | .bus_width_16 = 1, | |
145 | #else | |
146 | .bus_width_16 = 0, | |
147 | #endif | |
148 | }; | |
149 | ||
150 | ||
151 | static void __init ek_board_init(void) | |
152 | { | |
153 | /* Serial */ | |
154 | at91_add_device_serial(); | |
155 | /* USB Host */ | |
156 | at91_add_device_usbh(&ek_usbh_data); | |
157 | /* USB Device */ | |
158 | at91_add_device_udc(&ek_udc_data); | |
159 | /* SPI */ | |
160 | at91_add_device_spi(ek_spi_devices, ARRAY_SIZE(ek_spi_devices)); | |
161 | /* MMC */ | |
162 | at91_add_device_mmc(1, &ek_mmc_data); | |
163 | /* NAND */ | |
164 | at91_add_device_nand(&ek_nand_data); | |
165 | } | |
166 | ||
167 | MACHINE_START(AT91SAM9263EK, "Atmel AT91SAM9263-EK") | |
168 | /* Maintainer: Atmel */ | |
169 | .phys_io = AT91_BASE_SYS, | |
170 | .io_pg_offst = (AT91_VA_BASE_SYS >> 18) & 0xfffc, | |
171 | .boot_params = AT91_SDRAM_BASE + 0x100, | |
172 | .timer = &at91sam926x_timer, | |
173 | .map_io = ek_map_io, | |
174 | .init_irq = ek_init_irq, | |
175 | .init_machine = ek_board_init, | |
176 | MACHINE_END |