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49978db4 | 1 | /* |
9d041268 | 2 | * linux/arch/arm/mach-at91/board-csb337.c |
49978db4 AV |
3 | * |
4 | * Copyright (C) 2005 SAN People | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; either version 2 of the License, or | |
9 | * (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
17 | * along with this program; if not, write to the Free Software | |
18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
19 | */ | |
20 | ||
49978db4 | 21 | #include <linux/types.h> |
2f8163ba | 22 | #include <linux/gpio.h> |
49978db4 AV |
23 | #include <linux/init.h> |
24 | #include <linux/mm.h> | |
25 | #include <linux/module.h> | |
26 | #include <linux/platform_device.h> | |
466e6227 | 27 | #include <linux/spi/spi.h> |
127a7ec6 | 28 | #include <linux/mtd/physmap.h> |
6d2a8401 AV |
29 | #include <linux/input.h> |
30 | #include <linux/gpio_keys.h> | |
49978db4 | 31 | |
49978db4 AV |
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 | ||
e505240b | 40 | #include <mach/hardware.h> |
49978db4 | 41 | |
a510b9ba | 42 | #include "at91_aic.h" |
43d2f532 | 43 | #include "board.h" |
49978db4 AV |
44 | #include "generic.h" |
45 | ||
49978db4 | 46 | |
1b021a3b | 47 | static void __init csb337_init_early(void) |
49978db4 | 48 | { |
2eeaaa21 | 49 | /* Initialize processor: 3.6864 MHz crystal */ |
21d08b9d | 50 | at91_initialize(3686400); |
49978db4 AV |
51 | } |
52 | ||
84e0cdb0 | 53 | static struct macb_platform_data __initdata csb337_eth_data = { |
49978db4 AV |
54 | .phy_irq_pin = AT91_PIN_PC2, |
55 | .is_rmii = 0, | |
0668744f JE |
56 | /* The CSB337 bootloader stores the MAC the wrong-way around */ |
57 | .rev_eth_addr = 1, | |
49978db4 AV |
58 | }; |
59 | ||
60 | static struct at91_usbh_data __initdata csb337_usbh_data = { | |
61 | .ports = 2, | |
63b4c296 JCPV |
62 | .vbus_pin = {-EINVAL, -EINVAL}, |
63 | .overcurrent_pin= {-EINVAL, -EINVAL}, | |
49978db4 AV |
64 | }; |
65 | ||
66 | static struct at91_udc_data __initdata csb337_udc_data = { | |
49978db4 | 67 | .pullup_pin = AT91_PIN_PA24, |
63b4c296 | 68 | .vbus_pin = -EINVAL, |
49978db4 AV |
69 | }; |
70 | ||
b5b9068c | 71 | static struct i2c_board_info __initdata csb337_i2c_devices[] = { |
f230d3f5 | 72 | { |
3760f736 | 73 | I2C_BOARD_INFO("ds1307", 0x68), |
b5b9068c DB |
74 | }, |
75 | }; | |
76 | ||
49978db4 AV |
77 | static struct at91_cf_data __initdata csb337_cf_data = { |
78 | /* | |
79 | * connector P4 on the CSB 337 mates to | |
80 | * connector P8 on the CSB 300CF | |
81 | */ | |
82 | ||
83 | /* CSB337 specific */ | |
84 | .det_pin = AT91_PIN_PC3, | |
85 | ||
86 | /* CSB300CF specific */ | |
87 | .irq_pin = AT91_PIN_PA19, | |
88 | .vcc_pin = AT91_PIN_PD0, | |
89 | .rst_pin = AT91_PIN_PD2, | |
90 | }; | |
91 | ||
4cf3326a LD |
92 | static struct mci_platform_data __initdata csb337_mci0_data = { |
93 | .slot[0] = { | |
94 | .bus_width = 4, | |
95 | .detect_pin = AT91_PIN_PD5, | |
96 | .wp_pin = AT91_PIN_PD6, | |
97 | }, | |
49978db4 AV |
98 | }; |
99 | ||
466e6227 AV |
100 | static struct spi_board_info csb337_spi_devices[] = { |
101 | { /* CAN controller */ | |
102 | .modalias = "sak82c900", | |
103 | .chip_select = 0, | |
104 | .max_speed_hz = 6 * 1000 * 1000, | |
105 | }, | |
106 | }; | |
107 | ||
127a7ec6 | 108 | #define CSB_FLASH_BASE AT91_CHIPSELECT_0 |
e505240b | 109 | #define CSB_FLASH_SIZE SZ_8M |
127a7ec6 AV |
110 | |
111 | static struct mtd_partition csb_flash_partitions[] = { | |
112 | { | |
113 | .name = "uMON flash", | |
114 | .offset = 0, | |
115 | .size = MTDPART_SIZ_FULL, | |
116 | .mask_flags = MTD_WRITEABLE, /* read only */ | |
117 | } | |
118 | }; | |
119 | ||
120 | static struct physmap_flash_data csb_flash_data = { | |
121 | .width = 2, | |
122 | .parts = csb_flash_partitions, | |
123 | .nr_parts = ARRAY_SIZE(csb_flash_partitions), | |
124 | }; | |
125 | ||
126 | static struct resource csb_flash_resources[] = { | |
127 | { | |
128 | .start = CSB_FLASH_BASE, | |
129 | .end = CSB_FLASH_BASE + CSB_FLASH_SIZE - 1, | |
130 | .flags = IORESOURCE_MEM, | |
131 | } | |
132 | }; | |
133 | ||
134 | static struct platform_device csb_flash = { | |
135 | .name = "physmap-flash", | |
136 | .id = 0, | |
137 | .dev = { | |
138 | .platform_data = &csb_flash_data, | |
139 | }, | |
140 | .resource = csb_flash_resources, | |
141 | .num_resources = ARRAY_SIZE(csb_flash_resources), | |
142 | }; | |
143 | ||
6d2a8401 AV |
144 | /* |
145 | * GPIO Buttons (on CSB300) | |
146 | */ | |
147 | #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE) | |
148 | static struct gpio_keys_button csb300_buttons[] = { | |
149 | { | |
150 | .gpio = AT91_PIN_PB29, | |
151 | .code = BTN_0, | |
152 | .desc = "sw0", | |
153 | .active_low = 1, | |
154 | .wakeup = 1, | |
155 | }, | |
156 | { | |
157 | .gpio = AT91_PIN_PB28, | |
158 | .code = BTN_1, | |
159 | .desc = "sw1", | |
160 | .active_low = 1, | |
161 | .wakeup = 1, | |
162 | }, | |
163 | { | |
164 | .gpio = AT91_PIN_PA21, | |
165 | .code = BTN_2, | |
166 | .desc = "sw2", | |
167 | .active_low = 1, | |
168 | .wakeup = 1, | |
169 | } | |
170 | }; | |
171 | ||
172 | static struct gpio_keys_platform_data csb300_button_data = { | |
173 | .buttons = csb300_buttons, | |
174 | .nbuttons = ARRAY_SIZE(csb300_buttons), | |
175 | }; | |
176 | ||
177 | static struct platform_device csb300_button_device = { | |
178 | .name = "gpio-keys", | |
179 | .id = -1, | |
180 | .num_resources = 0, | |
181 | .dev = { | |
182 | .platform_data = &csb300_button_data, | |
183 | } | |
184 | }; | |
185 | ||
186 | static void __init csb300_add_device_buttons(void) | |
187 | { | |
77789ad8 | 188 | at91_set_gpio_input(AT91_PIN_PB29, 1); /* sw0 */ |
6d2a8401 | 189 | at91_set_deglitch(AT91_PIN_PB29, 1); |
77789ad8 | 190 | at91_set_gpio_input(AT91_PIN_PB28, 1); /* sw1 */ |
6d2a8401 | 191 | at91_set_deglitch(AT91_PIN_PB28, 1); |
77789ad8 | 192 | at91_set_gpio_input(AT91_PIN_PA21, 1); /* sw2 */ |
6d2a8401 AV |
193 | at91_set_deglitch(AT91_PIN_PA21, 1); |
194 | ||
195 | platform_device_register(&csb300_button_device); | |
196 | } | |
197 | #else | |
198 | static void __init csb300_add_device_buttons(void) {} | |
199 | #endif | |
200 | ||
1b41bdf6 AV |
201 | static struct gpio_led csb_leds[] = { |
202 | { /* "led0", yellow */ | |
203 | .name = "led0", | |
204 | .gpio = AT91_PIN_PB2, | |
205 | .active_low = 1, | |
206 | .default_trigger = "heartbeat", | |
207 | }, | |
208 | { /* "led1", green */ | |
209 | .name = "led1", | |
210 | .gpio = AT91_PIN_PB1, | |
211 | .active_low = 1, | |
212 | .default_trigger = "mmc0", | |
213 | }, | |
214 | { /* "led2", yellow */ | |
215 | .name = "led2", | |
216 | .gpio = AT91_PIN_PB0, | |
217 | .active_low = 1, | |
218 | .default_trigger = "ide-disk", | |
77789ad8 | 219 | } |
1b41bdf6 AV |
220 | }; |
221 | ||
222 | ||
49978db4 AV |
223 | static void __init csb337_board_init(void) |
224 | { | |
466e6227 | 225 | /* Serial */ |
71b149b3 JCPV |
226 | /* DBGU on ttyS0 */ |
227 | at91_register_uart(0, 0, 0); | |
466e6227 | 228 | at91_add_device_serial(); |
49978db4 AV |
229 | /* Ethernet */ |
230 | at91_add_device_eth(&csb337_eth_data); | |
231 | /* USB Host */ | |
232 | at91_add_device_usbh(&csb337_usbh_data); | |
233 | /* USB Device */ | |
234 | at91_add_device_udc(&csb337_udc_data); | |
466e6227 | 235 | /* I2C */ |
f230d3f5 | 236 | at91_add_device_i2c(csb337_i2c_devices, ARRAY_SIZE(csb337_i2c_devices)); |
49978db4 AV |
237 | /* Compact Flash */ |
238 | at91_set_gpio_input(AT91_PIN_PB22, 1); /* IOIS16 */ | |
239 | at91_add_device_cf(&csb337_cf_data); | |
466e6227 AV |
240 | /* SPI */ |
241 | at91_add_device_spi(csb337_spi_devices, ARRAY_SIZE(csb337_spi_devices)); | |
49978db4 | 242 | /* MMC */ |
4cf3326a | 243 | at91_add_device_mci(0, &csb337_mci0_data); |
127a7ec6 AV |
244 | /* NOR flash */ |
245 | platform_device_register(&csb_flash); | |
1b41bdf6 AV |
246 | /* LEDs */ |
247 | at91_gpio_leds(csb_leds, ARRAY_SIZE(csb_leds)); | |
6d2a8401 AV |
248 | /* Switches on CSB300 */ |
249 | csb300_add_device_buttons(); | |
49978db4 AV |
250 | } |
251 | ||
252 | MACHINE_START(CSB337, "Cogent CSB337") | |
253 | /* Maintainer: Bill Gatliff */ | |
6bb27d73 | 254 | .init_time = at91rm9200_timer_init, |
21d08b9d | 255 | .map_io = at91_map_io, |
3e135466 | 256 | .handle_irq = at91_aic_handle_irq, |
1b021a3b | 257 | .init_early = csb337_init_early, |
92100c12 | 258 | .init_irq = at91_init_irq_default, |
49978db4 AV |
259 | .init_machine = csb337_board_init, |
260 | MACHINE_END |