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9c784f95 SL |
1 | /* |
2 | * linux/arch/arm/mach-at91/board-afeb-9260v1.c | |
3 | * | |
4 | * Copyright (C) 2005 SAN People | |
5 | * Copyright (C) 2006 Atmel | |
6 | * Copyright (C) 2008 Sergey Lapin | |
7 | * | |
8 | * A custom board designed as open hardware; PCBs and various information | |
9 | * is available at http://groups.google.com/group/arm9fpga-evolution-board/ | |
10 | * Subversion repository: svn://194.85.238.22/home/users/george/svn/arm9eb | |
11 | * | |
12 | * This program is free software; you can redistribute it and/or modify | |
13 | * it under the terms of the GNU General Public License as published by | |
14 | * the Free Software Foundation; either version 2 of the License, or | |
15 | * (at your option) any later version. | |
16 | * | |
17 | * This program is distributed in the hope that it will be useful, | |
18 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
20 | * GNU General Public License for more details. | |
21 | * | |
22 | * You should have received a copy of the GNU General Public License | |
23 | * along with this program; if not, write to the Free Software | |
24 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
25 | */ | |
26 | ||
27 | #include <linux/types.h> | |
2f8163ba | 28 | #include <linux/gpio.h> |
9c784f95 SL |
29 | #include <linux/init.h> |
30 | #include <linux/mm.h> | |
31 | #include <linux/module.h> | |
32 | #include <linux/platform_device.h> | |
33 | #include <linux/spi/spi.h> | |
34 | #include <linux/clk.h> | |
35 | #include <linux/dma-mapping.h> | |
36 | ||
37 | #include <mach/hardware.h> | |
38 | #include <asm/setup.h> | |
39 | #include <asm/mach-types.h> | |
40 | #include <asm/irq.h> | |
41 | ||
42 | #include <asm/mach/arch.h> | |
43 | #include <asm/mach/map.h> | |
44 | #include <asm/mach/irq.h> | |
45 | ||
46 | #include <mach/board.h> | |
9c784f95 SL |
47 | |
48 | #include "generic.h" | |
49 | ||
50 | ||
1b021a3b | 51 | static void __init afeb9260_init_early(void) |
9c784f95 SL |
52 | { |
53 | /* Initialize processor: 18.432 MHz crystal */ | |
21d08b9d | 54 | at91_initialize(18432000); |
9c784f95 | 55 | |
4f37940d | 56 | /* DBGU on ttyS0. (Rx & Tx only) */ |
9c784f95 SL |
57 | at91_register_uart(0, 0, 0); |
58 | ||
59 | /* USART0 on ttyS1. (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */ | |
60 | at91_register_uart(AT91SAM9260_ID_US0, 1, | |
61 | ATMEL_UART_CTS | ATMEL_UART_RTS | |
62 | | ATMEL_UART_DTR | ATMEL_UART_DSR | |
63 | | ATMEL_UART_DCD | ATMEL_UART_RI); | |
64 | ||
65 | /* USART1 on ttyS2. (Rx, Tx, RTS, CTS) */ | |
66 | at91_register_uart(AT91SAM9260_ID_US1, 2, | |
67 | ATMEL_UART_CTS | ATMEL_UART_RTS); | |
68 | ||
69 | /* set serial console to ttyS0 (ie, DBGU) */ | |
70 | at91_set_serial_console(0); | |
71 | } | |
72 | ||
9c784f95 SL |
73 | /* |
74 | * USB Host port | |
75 | */ | |
76 | static struct at91_usbh_data __initdata afeb9260_usbh_data = { | |
77 | .ports = 1, | |
78 | }; | |
79 | ||
80 | /* | |
81 | * USB Device port | |
82 | */ | |
83 | static struct at91_udc_data __initdata afeb9260_udc_data = { | |
84 | .vbus_pin = AT91_PIN_PC5, | |
85 | .pullup_pin = 0, /* pull-up driven by UDC */ | |
86 | }; | |
87 | ||
88 | ||
89 | ||
90 | /* | |
91 | * SPI devices. | |
92 | */ | |
93 | static struct spi_board_info afeb9260_spi_devices[] = { | |
94 | { /* DataFlash chip */ | |
95 | .modalias = "mtd_dataflash", | |
96 | .chip_select = 1, | |
97 | .max_speed_hz = 15 * 1000 * 1000, | |
98 | .bus_num = 0, | |
99 | }, | |
100 | }; | |
101 | ||
102 | ||
53d4351f SL |
103 | /* |
104 | * MACB Ethernet device | |
105 | */ | |
106 | static struct at91_eth_data __initdata afeb9260_macb_data = { | |
107 | .phy_irq_pin = AT91_PIN_PA9, | |
108 | .is_rmii = 0, | |
109 | }; | |
110 | ||
9c784f95 SL |
111 | |
112 | /* | |
113 | * NAND flash | |
114 | */ | |
115 | static struct mtd_partition __initdata afeb9260_nand_partition[] = { | |
116 | { | |
117 | .name = "bootloader", | |
118 | .offset = 0, | |
119 | .size = (640 * SZ_1K), | |
120 | }, | |
121 | { | |
122 | .name = "kernel", | |
123 | .offset = MTDPART_OFS_NXTBLK, | |
124 | .size = SZ_2M, | |
125 | }, | |
126 | { | |
127 | .name = "rootfs", | |
128 | .offset = MTDPART_OFS_NXTBLK, | |
129 | .size = MTDPART_SIZ_FULL, | |
130 | }, | |
131 | }; | |
132 | ||
133 | static struct mtd_partition * __init nand_partitions(int size, int *num_partitions) | |
134 | { | |
135 | *num_partitions = ARRAY_SIZE(afeb9260_nand_partition); | |
136 | return afeb9260_nand_partition; | |
137 | } | |
138 | ||
139 | static struct atmel_nand_data __initdata afeb9260_nand_data = { | |
140 | .ale = 21, | |
141 | .cle = 22, | |
142 | .rdy_pin = AT91_PIN_PC13, | |
143 | .enable_pin = AT91_PIN_PC14, | |
144 | .partition_info = nand_partitions, | |
145 | .bus_width_16 = 0, | |
146 | }; | |
147 | ||
148 | ||
149 | /* | |
150 | * MCI (SD/MMC) | |
151 | */ | |
152 | static struct at91_mmc_data __initdata afeb9260_mmc_data = { | |
6d36110e SL |
153 | .det_pin = AT91_PIN_PC9, |
154 | .wp_pin = AT91_PIN_PC4, | |
9c784f95 SL |
155 | .slot_b = 1, |
156 | .wire4 = 1, | |
157 | }; | |
158 | ||
159 | ||
160 | ||
161 | static struct i2c_board_info __initdata afeb9260_i2c_devices[] = { | |
162 | { | |
34e559ea SL |
163 | I2C_BOARD_INFO("tlv320aic23", 0x1a), |
164 | }, { | |
9c784f95 | 165 | I2C_BOARD_INFO("fm3130", 0x68), |
b73b925a | 166 | }, { |
9c784f95 SL |
167 | I2C_BOARD_INFO("24c64", 0x50), |
168 | }, | |
169 | }; | |
170 | ||
0c30df6f SM |
171 | /* |
172 | * IDE (CF True IDE mode) | |
173 | */ | |
174 | static struct at91_cf_data afeb9260_cf_data = { | |
175 | .chipselect = 4, | |
176 | .irq_pin = AT91_PIN_PA6, | |
177 | .rst_pin = AT91_PIN_PA7, | |
178 | .flags = AT91_CF_TRUE_IDE, | |
179 | }; | |
180 | ||
9c784f95 SL |
181 | static void __init afeb9260_board_init(void) |
182 | { | |
183 | /* Serial */ | |
184 | at91_add_device_serial(); | |
185 | /* USB Host */ | |
186 | at91_add_device_usbh(&afeb9260_usbh_data); | |
187 | /* USB Device */ | |
188 | at91_add_device_udc(&afeb9260_udc_data); | |
189 | /* SPI */ | |
190 | at91_add_device_spi(afeb9260_spi_devices, | |
191 | ARRAY_SIZE(afeb9260_spi_devices)); | |
192 | /* NAND */ | |
193 | at91_add_device_nand(&afeb9260_nand_data); | |
53d4351f SL |
194 | /* Ethernet */ |
195 | at91_add_device_eth(&afeb9260_macb_data); | |
196 | ||
197 | /* Standard function's pin assignments are not | |
198 | * appropriate for us and generic code provide | |
199 | * no API to configure these pins any other way */ | |
200 | at91_set_B_periph(AT91_PIN_PA10, 0); /* ETX2 */ | |
201 | at91_set_B_periph(AT91_PIN_PA11, 0); /* ETX3 */ | |
9c784f95 SL |
202 | /* MMC */ |
203 | at91_add_device_mmc(0, &afeb9260_mmc_data); | |
204 | /* I2C */ | |
205 | at91_add_device_i2c(afeb9260_i2c_devices, | |
206 | ARRAY_SIZE(afeb9260_i2c_devices)); | |
34e559ea SL |
207 | /* Audio */ |
208 | at91_add_device_ssc(AT91SAM9260_ID_SSC, ATMEL_SSC_TX); | |
0c30df6f SM |
209 | /* IDE */ |
210 | at91_add_device_cf(&afeb9260_cf_data); | |
9c784f95 SL |
211 | } |
212 | ||
213 | MACHINE_START(AFEB9260, "Custom afeb9260 board") | |
214 | /* Maintainer: Sergey Lapin <slapin@ossfans.org> */ | |
9c784f95 | 215 | .timer = &at91sam926x_timer, |
21d08b9d | 216 | .map_io = at91_map_io, |
1b021a3b | 217 | .init_early = afeb9260_init_early, |
92100c12 | 218 | .init_irq = at91_init_irq_default, |
9c784f95 SL |
219 | .init_machine = afeb9260_board_init, |
220 | MACHINE_END | |
221 |