Commit | Line | Data |
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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 AV |
21 | #include <linux/types.h> |
22 | #include <linux/init.h> | |
23 | #include <linux/mm.h> | |
24 | #include <linux/module.h> | |
25 | #include <linux/platform_device.h> | |
466e6227 | 26 | #include <linux/spi/spi.h> |
127a7ec6 | 27 | #include <linux/mtd/physmap.h> |
6d2a8401 AV |
28 | #include <linux/input.h> |
29 | #include <linux/gpio_keys.h> | |
49978db4 | 30 | |
49978db4 AV |
31 | #include <asm/setup.h> |
32 | #include <asm/mach-types.h> | |
33 | #include <asm/irq.h> | |
34 | ||
35 | #include <asm/mach/arch.h> | |
36 | #include <asm/mach/map.h> | |
37 | #include <asm/mach/irq.h> | |
38 | ||
e505240b | 39 | #include <mach/hardware.h> |
a09e64fb RK |
40 | #include <mach/board.h> |
41 | #include <mach/gpio.h> | |
49978db4 AV |
42 | |
43 | #include "generic.h" | |
44 | ||
49978db4 | 45 | |
49978db4 AV |
46 | static void __init csb337_map_io(void) |
47 | { | |
2eeaaa21 | 48 | /* Initialize processor: 3.6864 MHz crystal */ |
f2173834 | 49 | at91rm9200_initialize(3686400, AT91RM9200_BGA); |
49978db4 | 50 | |
cc2832a1 | 51 | /* Setup the LEDs */ |
466e6227 AV |
52 | at91_init_leds(AT91_PIN_PB0, AT91_PIN_PB1); |
53 | ||
c8fc1916 BG |
54 | /* DBGU on ttyS0 */ |
55 | at91_register_uart(0, 0, 0); | |
56 | ||
57 | /* make console=ttyS0 the default */ | |
58 | at91_set_serial_console(0); | |
49978db4 AV |
59 | } |
60 | ||
f2173834 AV |
61 | static void __init csb337_init_irq(void) |
62 | { | |
63 | at91rm9200_init_interrupts(NULL); | |
64 | } | |
65 | ||
49978db4 AV |
66 | static struct at91_eth_data __initdata csb337_eth_data = { |
67 | .phy_irq_pin = AT91_PIN_PC2, | |
68 | .is_rmii = 0, | |
69 | }; | |
70 | ||
71 | static struct at91_usbh_data __initdata csb337_usbh_data = { | |
72 | .ports = 2, | |
73 | }; | |
74 | ||
75 | static struct at91_udc_data __initdata csb337_udc_data = { | |
76 | // this has no VBUS sensing pin | |
77 | .pullup_pin = AT91_PIN_PA24, | |
78 | }; | |
79 | ||
b5b9068c | 80 | static struct i2c_board_info __initdata csb337_i2c_devices[] = { |
f230d3f5 | 81 | { |
3760f736 | 82 | I2C_BOARD_INFO("ds1307", 0x68), |
b5b9068c DB |
83 | }, |
84 | }; | |
85 | ||
49978db4 AV |
86 | static struct at91_cf_data __initdata csb337_cf_data = { |
87 | /* | |
88 | * connector P4 on the CSB 337 mates to | |
89 | * connector P8 on the CSB 300CF | |
90 | */ | |
91 | ||
92 | /* CSB337 specific */ | |
93 | .det_pin = AT91_PIN_PC3, | |
94 | ||
95 | /* CSB300CF specific */ | |
96 | .irq_pin = AT91_PIN_PA19, | |
97 | .vcc_pin = AT91_PIN_PD0, | |
98 | .rst_pin = AT91_PIN_PD2, | |
99 | }; | |
100 | ||
101 | static struct at91_mmc_data __initdata csb337_mmc_data = { | |
102 | .det_pin = AT91_PIN_PD5, | |
c019d49b | 103 | .slot_b = 0, |
49978db4 AV |
104 | .wire4 = 1, |
105 | .wp_pin = AT91_PIN_PD6, | |
106 | }; | |
107 | ||
466e6227 AV |
108 | static struct spi_board_info csb337_spi_devices[] = { |
109 | { /* CAN controller */ | |
110 | .modalias = "sak82c900", | |
111 | .chip_select = 0, | |
112 | .max_speed_hz = 6 * 1000 * 1000, | |
113 | }, | |
114 | }; | |
115 | ||
127a7ec6 | 116 | #define CSB_FLASH_BASE AT91_CHIPSELECT_0 |
e505240b | 117 | #define CSB_FLASH_SIZE SZ_8M |
127a7ec6 AV |
118 | |
119 | static struct mtd_partition csb_flash_partitions[] = { | |
120 | { | |
121 | .name = "uMON flash", | |
122 | .offset = 0, | |
123 | .size = MTDPART_SIZ_FULL, | |
124 | .mask_flags = MTD_WRITEABLE, /* read only */ | |
125 | } | |
126 | }; | |
127 | ||
128 | static struct physmap_flash_data csb_flash_data = { | |
129 | .width = 2, | |
130 | .parts = csb_flash_partitions, | |
131 | .nr_parts = ARRAY_SIZE(csb_flash_partitions), | |
132 | }; | |
133 | ||
134 | static struct resource csb_flash_resources[] = { | |
135 | { | |
136 | .start = CSB_FLASH_BASE, | |
137 | .end = CSB_FLASH_BASE + CSB_FLASH_SIZE - 1, | |
138 | .flags = IORESOURCE_MEM, | |
139 | } | |
140 | }; | |
141 | ||
142 | static struct platform_device csb_flash = { | |
143 | .name = "physmap-flash", | |
144 | .id = 0, | |
145 | .dev = { | |
146 | .platform_data = &csb_flash_data, | |
147 | }, | |
148 | .resource = csb_flash_resources, | |
149 | .num_resources = ARRAY_SIZE(csb_flash_resources), | |
150 | }; | |
151 | ||
6d2a8401 AV |
152 | /* |
153 | * GPIO Buttons (on CSB300) | |
154 | */ | |
155 | #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE) | |
156 | static struct gpio_keys_button csb300_buttons[] = { | |
157 | { | |
158 | .gpio = AT91_PIN_PB29, | |
159 | .code = BTN_0, | |
160 | .desc = "sw0", | |
161 | .active_low = 1, | |
162 | .wakeup = 1, | |
163 | }, | |
164 | { | |
165 | .gpio = AT91_PIN_PB28, | |
166 | .code = BTN_1, | |
167 | .desc = "sw1", | |
168 | .active_low = 1, | |
169 | .wakeup = 1, | |
170 | }, | |
171 | { | |
172 | .gpio = AT91_PIN_PA21, | |
173 | .code = BTN_2, | |
174 | .desc = "sw2", | |
175 | .active_low = 1, | |
176 | .wakeup = 1, | |
177 | } | |
178 | }; | |
179 | ||
180 | static struct gpio_keys_platform_data csb300_button_data = { | |
181 | .buttons = csb300_buttons, | |
182 | .nbuttons = ARRAY_SIZE(csb300_buttons), | |
183 | }; | |
184 | ||
185 | static struct platform_device csb300_button_device = { | |
186 | .name = "gpio-keys", | |
187 | .id = -1, | |
188 | .num_resources = 0, | |
189 | .dev = { | |
190 | .platform_data = &csb300_button_data, | |
191 | } | |
192 | }; | |
193 | ||
194 | static void __init csb300_add_device_buttons(void) | |
195 | { | |
196 | at91_set_gpio_input(AT91_PIN_PB29, 0); /* sw0 */ | |
197 | at91_set_deglitch(AT91_PIN_PB29, 1); | |
198 | at91_set_gpio_input(AT91_PIN_PB28, 0); /* sw1 */ | |
199 | at91_set_deglitch(AT91_PIN_PB28, 1); | |
200 | at91_set_gpio_input(AT91_PIN_PA21, 0); /* sw2 */ | |
201 | at91_set_deglitch(AT91_PIN_PA21, 1); | |
202 | ||
203 | platform_device_register(&csb300_button_device); | |
204 | } | |
205 | #else | |
206 | static void __init csb300_add_device_buttons(void) {} | |
207 | #endif | |
208 | ||
1b41bdf6 AV |
209 | static struct gpio_led csb_leds[] = { |
210 | { /* "led0", yellow */ | |
211 | .name = "led0", | |
212 | .gpio = AT91_PIN_PB2, | |
213 | .active_low = 1, | |
214 | .default_trigger = "heartbeat", | |
215 | }, | |
216 | { /* "led1", green */ | |
217 | .name = "led1", | |
218 | .gpio = AT91_PIN_PB1, | |
219 | .active_low = 1, | |
220 | .default_trigger = "mmc0", | |
221 | }, | |
222 | { /* "led2", yellow */ | |
223 | .name = "led2", | |
224 | .gpio = AT91_PIN_PB0, | |
225 | .active_low = 1, | |
226 | .default_trigger = "ide-disk", | |
227 | }, | |
228 | }; | |
229 | ||
230 | ||
49978db4 AV |
231 | static void __init csb337_board_init(void) |
232 | { | |
466e6227 AV |
233 | /* Serial */ |
234 | at91_add_device_serial(); | |
49978db4 AV |
235 | /* Ethernet */ |
236 | at91_add_device_eth(&csb337_eth_data); | |
237 | /* USB Host */ | |
238 | at91_add_device_usbh(&csb337_usbh_data); | |
239 | /* USB Device */ | |
240 | at91_add_device_udc(&csb337_udc_data); | |
466e6227 | 241 | /* I2C */ |
f230d3f5 | 242 | at91_add_device_i2c(csb337_i2c_devices, ARRAY_SIZE(csb337_i2c_devices)); |
49978db4 AV |
243 | /* Compact Flash */ |
244 | at91_set_gpio_input(AT91_PIN_PB22, 1); /* IOIS16 */ | |
245 | at91_add_device_cf(&csb337_cf_data); | |
466e6227 AV |
246 | /* SPI */ |
247 | at91_add_device_spi(csb337_spi_devices, ARRAY_SIZE(csb337_spi_devices)); | |
49978db4 | 248 | /* MMC */ |
d0760b3b | 249 | at91_add_device_mmc(0, &csb337_mmc_data); |
127a7ec6 AV |
250 | /* NOR flash */ |
251 | platform_device_register(&csb_flash); | |
1b41bdf6 AV |
252 | /* LEDs */ |
253 | at91_gpio_leds(csb_leds, ARRAY_SIZE(csb_leds)); | |
6d2a8401 AV |
254 | /* Switches on CSB300 */ |
255 | csb300_add_device_buttons(); | |
49978db4 AV |
256 | } |
257 | ||
258 | MACHINE_START(CSB337, "Cogent CSB337") | |
259 | /* Maintainer: Bill Gatliff */ | |
49978db4 AV |
260 | .phys_io = AT91_BASE_SYS, |
261 | .io_pg_offst = (AT91_VA_BASE_SYS >> 18) & 0xfffc, | |
262 | .boot_params = AT91_SDRAM_BASE + 0x100, | |
263 | .timer = &at91rm9200_timer, | |
264 | .map_io = csb337_map_io, | |
265 | .init_irq = csb337_init_irq, | |
266 | .init_machine = csb337_board_init, | |
267 | MACHINE_END |