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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> | |
28 | #include <linux/init.h> | |
29 | #include <linux/mm.h> | |
30 | #include <linux/module.h> | |
31 | #include <linux/platform_device.h> | |
32 | #include <linux/spi/spi.h> | |
33 | #include <linux/clk.h> | |
34 | #include <linux/dma-mapping.h> | |
35 | ||
36 | #include <mach/hardware.h> | |
37 | #include <asm/setup.h> | |
38 | #include <asm/mach-types.h> | |
39 | #include <asm/irq.h> | |
40 | ||
41 | #include <asm/mach/arch.h> | |
42 | #include <asm/mach/map.h> | |
43 | #include <asm/mach/irq.h> | |
44 | ||
45 | #include <mach/board.h> | |
46 | #include <mach/gpio.h> | |
47 | ||
48 | #include "generic.h" | |
49 | ||
50 | ||
51 | static void __init afeb9260_map_io(void) | |
52 | { | |
53 | /* Initialize processor: 18.432 MHz crystal */ | |
54 | at91sam9260_initialize(18432000); | |
55 | ||
56 | /* DGBU on ttyS0. (Rx & Tx only) */ | |
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 | ||
73 | static void __init afeb9260_init_irq(void) | |
74 | { | |
75 | at91sam9260_init_interrupts(NULL); | |
76 | } | |
77 | ||
78 | ||
79 | /* | |
80 | * USB Host port | |
81 | */ | |
82 | static struct at91_usbh_data __initdata afeb9260_usbh_data = { | |
83 | .ports = 1, | |
84 | }; | |
85 | ||
86 | /* | |
87 | * USB Device port | |
88 | */ | |
89 | static struct at91_udc_data __initdata afeb9260_udc_data = { | |
90 | .vbus_pin = AT91_PIN_PC5, | |
91 | .pullup_pin = 0, /* pull-up driven by UDC */ | |
92 | }; | |
93 | ||
94 | ||
95 | ||
96 | /* | |
97 | * SPI devices. | |
98 | */ | |
99 | static struct spi_board_info afeb9260_spi_devices[] = { | |
100 | { /* DataFlash chip */ | |
101 | .modalias = "mtd_dataflash", | |
102 | .chip_select = 1, | |
103 | .max_speed_hz = 15 * 1000 * 1000, | |
104 | .bus_num = 0, | |
105 | }, | |
106 | }; | |
107 | ||
108 | ||
53d4351f SL |
109 | /* |
110 | * MACB Ethernet device | |
111 | */ | |
112 | static struct at91_eth_data __initdata afeb9260_macb_data = { | |
113 | .phy_irq_pin = AT91_PIN_PA9, | |
114 | .is_rmii = 0, | |
115 | }; | |
116 | ||
9c784f95 SL |
117 | |
118 | /* | |
119 | * NAND flash | |
120 | */ | |
121 | static struct mtd_partition __initdata afeb9260_nand_partition[] = { | |
122 | { | |
123 | .name = "bootloader", | |
124 | .offset = 0, | |
125 | .size = (640 * SZ_1K), | |
126 | }, | |
127 | { | |
128 | .name = "kernel", | |
129 | .offset = MTDPART_OFS_NXTBLK, | |
130 | .size = SZ_2M, | |
131 | }, | |
132 | { | |
133 | .name = "rootfs", | |
134 | .offset = MTDPART_OFS_NXTBLK, | |
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(afeb9260_nand_partition); | |
142 | return afeb9260_nand_partition; | |
143 | } | |
144 | ||
145 | static struct atmel_nand_data __initdata afeb9260_nand_data = { | |
146 | .ale = 21, | |
147 | .cle = 22, | |
148 | .rdy_pin = AT91_PIN_PC13, | |
149 | .enable_pin = AT91_PIN_PC14, | |
150 | .partition_info = nand_partitions, | |
151 | .bus_width_16 = 0, | |
152 | }; | |
153 | ||
154 | ||
155 | /* | |
156 | * MCI (SD/MMC) | |
157 | */ | |
158 | static struct at91_mmc_data __initdata afeb9260_mmc_data = { | |
159 | .slot_b = 1, | |
160 | .wire4 = 1, | |
161 | }; | |
162 | ||
163 | ||
164 | ||
165 | static struct i2c_board_info __initdata afeb9260_i2c_devices[] = { | |
166 | { | |
34e559ea SL |
167 | I2C_BOARD_INFO("tlv320aic23", 0x1a), |
168 | }, { | |
9c784f95 | 169 | I2C_BOARD_INFO("fm3130", 0x68), |
b73b925a | 170 | }, { |
9c784f95 SL |
171 | I2C_BOARD_INFO("24c64", 0x50), |
172 | }, | |
173 | }; | |
174 | ||
175 | static void __init afeb9260_board_init(void) | |
176 | { | |
177 | /* Serial */ | |
178 | at91_add_device_serial(); | |
179 | /* USB Host */ | |
180 | at91_add_device_usbh(&afeb9260_usbh_data); | |
181 | /* USB Device */ | |
182 | at91_add_device_udc(&afeb9260_udc_data); | |
183 | /* SPI */ | |
184 | at91_add_device_spi(afeb9260_spi_devices, | |
185 | ARRAY_SIZE(afeb9260_spi_devices)); | |
186 | /* NAND */ | |
187 | at91_add_device_nand(&afeb9260_nand_data); | |
53d4351f SL |
188 | /* Ethernet */ |
189 | at91_add_device_eth(&afeb9260_macb_data); | |
190 | ||
191 | /* Standard function's pin assignments are not | |
192 | * appropriate for us and generic code provide | |
193 | * no API to configure these pins any other way */ | |
194 | at91_set_B_periph(AT91_PIN_PA10, 0); /* ETX2 */ | |
195 | at91_set_B_periph(AT91_PIN_PA11, 0); /* ETX3 */ | |
9c784f95 SL |
196 | /* MMC */ |
197 | at91_add_device_mmc(0, &afeb9260_mmc_data); | |
198 | /* I2C */ | |
199 | at91_add_device_i2c(afeb9260_i2c_devices, | |
200 | ARRAY_SIZE(afeb9260_i2c_devices)); | |
34e559ea SL |
201 | /* Audio */ |
202 | at91_add_device_ssc(AT91SAM9260_ID_SSC, ATMEL_SSC_TX); | |
9c784f95 SL |
203 | } |
204 | ||
205 | MACHINE_START(AFEB9260, "Custom afeb9260 board") | |
206 | /* Maintainer: Sergey Lapin <slapin@ossfans.org> */ | |
207 | .phys_io = AT91_BASE_SYS, | |
208 | .io_pg_offst = (AT91_VA_BASE_SYS >> 18) & 0xfffc, | |
209 | .boot_params = AT91_SDRAM_BASE + 0x100, | |
210 | .timer = &at91sam926x_timer, | |
211 | .map_io = afeb9260_map_io, | |
212 | .init_irq = afeb9260_init_irq, | |
213 | .init_machine = afeb9260_board_init, | |
214 | MACHINE_END | |
215 |