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1 | /* |
2 | * linux/arch/arm/mach-at91/board-snapper9260.c | |
3 | * | |
4 | * Copyright (C) 2010 Bluewater System Ltd | |
5 | * | |
6 | * Author: Andre Renaud <andre@bluewatersys.com> | |
1c5454ee | 7 | * Author: Ryan Mallon |
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8 | * |
9 | * This program is free software; you can redistribute it and/or modify | |
10 | * it under the terms of the GNU General Public License as published by | |
11 | * the Free Software Foundation; either version 2 of the License, or | |
12 | * (at your option) any later version. | |
13 | * | |
14 | * This program is distributed in the hope that it will be useful, | |
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | * GNU General Public License for more details. | |
18 | * | |
19 | * You should have received a copy of the GNU General Public License | |
20 | * along with this program; if not, write to the Free Software | |
21 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
22 | * | |
23 | */ | |
24 | ||
25 | #include <linux/init.h> | |
26 | #include <linux/gpio.h> | |
27 | #include <linux/platform_device.h> | |
28 | #include <linux/spi/spi.h> | |
5877457a | 29 | #include <linux/platform_data/pca953x.h> |
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30 | |
31 | #include <asm/mach-types.h> | |
32 | #include <asm/mach/arch.h> | |
33 | ||
34 | #include <mach/hardware.h> | |
064baaca RM |
35 | #include <mach/at91sam9_smc.h> |
36 | ||
a510b9ba | 37 | #include "at91_aic.h" |
43d2f532 | 38 | #include "board.h" |
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39 | #include "sam9_smc.h" |
40 | #include "generic.h" | |
cf2e933c | 41 | #include "gpio.h" |
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42 | |
43 | #define SNAPPER9260_IO_EXP_GPIO(x) (NR_BUILTIN_GPIO + (x)) | |
44 | ||
1b021a3b | 45 | static void __init snapper9260_init_early(void) |
064baaca | 46 | { |
21d08b9d | 47 | at91_initialize(18432000); |
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48 | } |
49 | ||
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50 | static struct at91_usbh_data __initdata snapper9260_usbh_data = { |
51 | .ports = 2, | |
63b4c296 JCPV |
52 | .vbus_pin = {-EINVAL, -EINVAL}, |
53 | .overcurrent_pin= {-EINVAL, -EINVAL}, | |
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54 | }; |
55 | ||
56 | static struct at91_udc_data __initdata snapper9260_udc_data = { | |
57 | .vbus_pin = SNAPPER9260_IO_EXP_GPIO(5), | |
58 | .vbus_active_low = 1, | |
59 | .vbus_polled = 1, | |
63b4c296 | 60 | .pullup_pin = -EINVAL, |
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61 | }; |
62 | ||
84e0cdb0 | 63 | static struct macb_platform_data snapper9260_macb_data = { |
63b4c296 | 64 | .phy_irq_pin = -EINVAL, |
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65 | .is_rmii = 1, |
66 | }; | |
67 | ||
68 | static struct mtd_partition __initdata snapper9260_nand_partitions[] = { | |
69 | { | |
70 | .name = "Preboot", | |
71 | .offset = 0, | |
72 | .size = SZ_128K, | |
73 | }, | |
74 | { | |
75 | .name = "Bootloader", | |
76 | .offset = MTDPART_OFS_APPEND, | |
77 | .size = SZ_256K, | |
78 | }, | |
79 | { | |
80 | .name = "Environment", | |
81 | .offset = MTDPART_OFS_APPEND, | |
82 | .size = SZ_128K, | |
83 | }, | |
84 | { | |
85 | .name = "Kernel", | |
86 | .offset = MTDPART_OFS_APPEND, | |
87 | .size = SZ_4M, | |
88 | }, | |
89 | { | |
90 | .name = "Filesystem", | |
91 | .offset = MTDPART_OFS_APPEND, | |
92 | .size = MTDPART_SIZ_FULL, | |
93 | }, | |
94 | }; | |
95 | ||
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96 | static struct atmel_nand_data __initdata snapper9260_nand_data = { |
97 | .ale = 21, | |
98 | .cle = 22, | |
99 | .rdy_pin = AT91_PIN_PC13, | |
1754aab9 DES |
100 | .parts = snapper9260_nand_partitions, |
101 | .num_parts = ARRAY_SIZE(snapper9260_nand_partitions), | |
064baaca | 102 | .bus_width_16 = 0, |
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103 | .enable_pin = -EINVAL, |
104 | .det_pin = -EINVAL, | |
bf4289cb | 105 | .ecc_mode = NAND_ECC_SOFT, |
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106 | }; |
107 | ||
108 | static struct sam9_smc_config __initdata snapper9260_nand_smc_config = { | |
109 | .ncs_read_setup = 0, | |
110 | .nrd_setup = 0, | |
111 | .ncs_write_setup = 0, | |
112 | .nwe_setup = 0, | |
113 | ||
114 | .ncs_read_pulse = 5, | |
115 | .nrd_pulse = 2, | |
116 | .ncs_write_pulse = 5, | |
117 | .nwe_pulse = 2, | |
118 | ||
119 | .read_cycle = 7, | |
120 | .write_cycle = 7, | |
121 | ||
122 | .mode = (AT91_SMC_READMODE | AT91_SMC_WRITEMODE | | |
123 | AT91_SMC_EXNWMODE_DISABLE), | |
124 | .tdf_cycles = 1, | |
125 | }; | |
126 | ||
127 | static struct pca953x_platform_data snapper9260_io_expander_data = { | |
128 | .gpio_base = SNAPPER9260_IO_EXP_GPIO(0), | |
129 | }; | |
130 | ||
131 | static struct i2c_board_info __initdata snapper9260_i2c_devices[] = { | |
132 | { | |
133 | /* IO expander */ | |
134 | I2C_BOARD_INFO("max7312", 0x28), | |
135 | .platform_data = &snapper9260_io_expander_data, | |
136 | }, | |
137 | { | |
138 | /* Audio codec */ | |
139 | I2C_BOARD_INFO("tlv320aic23", 0x1a), | |
140 | }, | |
fe5e0796 NF |
141 | }; |
142 | ||
143 | static struct i2c_board_info __initdata snapper9260_i2c_isl1208 = { | |
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144 | /* RTC */ |
145 | I2C_BOARD_INFO("isl1208", 0x6f), | |
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146 | }; |
147 | ||
148 | static void __init snapper9260_add_device_nand(void) | |
149 | { | |
150 | at91_set_A_periph(AT91_PIN_PC14, 0); | |
faee0cc3 | 151 | sam9_smc_configure(0, 3, &snapper9260_nand_smc_config); |
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152 | at91_add_device_nand(&snapper9260_nand_data); |
153 | } | |
154 | ||
155 | static void __init snapper9260_board_init(void) | |
156 | { | |
e76265c6 MR |
157 | at91_register_devices(); |
158 | ||
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159 | at91_add_device_i2c(snapper9260_i2c_devices, |
160 | ARRAY_SIZE(snapper9260_i2c_devices)); | |
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161 | |
162 | snapper9260_i2c_isl1208.irq = gpio_to_irq(AT91_PIN_PA31); | |
163 | i2c_register_board_info(0, &snapper9260_i2c_isl1208, 1); | |
164 | ||
71b149b3 JCPV |
165 | /* Debug on ttyS0 */ |
166 | at91_register_uart(0, 0, 0); | |
167 | ||
168 | at91_register_uart(AT91SAM9260_ID_US0, 1, | |
169 | ATMEL_UART_CTS | ATMEL_UART_RTS); | |
170 | at91_register_uart(AT91SAM9260_ID_US1, 2, | |
171 | ATMEL_UART_CTS | ATMEL_UART_RTS); | |
172 | at91_register_uart(AT91SAM9260_ID_US2, 3, 0); | |
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173 | at91_add_device_serial(); |
174 | at91_add_device_usbh(&snapper9260_usbh_data); | |
175 | at91_add_device_udc(&snapper9260_udc_data); | |
176 | at91_add_device_eth(&snapper9260_macb_data); | |
177 | at91_add_device_ssc(AT91SAM9260_ID_SSC, (ATMEL_SSC_TF | ATMEL_SSC_TK | | |
178 | ATMEL_SSC_TD | ATMEL_SSC_RD)); | |
179 | snapper9260_add_device_nand(); | |
180 | } | |
181 | ||
182 | MACHINE_START(SNAPPER_9260, "Bluewater Systems Snapper 9260/9G20 module") | |
0f391f18 | 183 | .init_time = at91_init_time, |
21d08b9d | 184 | .map_io = at91_map_io, |
3e135466 | 185 | .handle_irq = at91_aic_handle_irq, |
1b021a3b | 186 | .init_early = snapper9260_init_early, |
92100c12 | 187 | .init_irq = at91_init_irq_default, |
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188 | .init_machine = snapper9260_board_init, |
189 | MACHINE_END | |
190 | ||
191 |