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 AV |
30 | |
31 | #include <asm/hardware.h> | |
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 | ||
49978db4 | 40 | #include <asm/arch/board.h> |
466e6227 | 41 | #include <asm/arch/gpio.h> |
49978db4 AV |
42 | |
43 | #include "generic.h" | |
44 | ||
49978db4 AV |
45 | |
46 | /* | |
47 | * Serial port configuration. | |
48 | * 0 .. 3 = USART0 .. USART3 | |
49 | * 4 = DBGU | |
50 | */ | |
466e6227 AV |
51 | static struct at91_uart_config __initdata csb337_uart_config = { |
52 | .console_tty = 0, /* ttyS0 */ | |
53 | .nr_tty = 2, | |
54 | .tty_map = { 4, 1, -1, -1, -1 } /* ttyS0, ..., ttyS4 */ | |
55 | }; | |
49978db4 AV |
56 | |
57 | static void __init csb337_map_io(void) | |
58 | { | |
2eeaaa21 | 59 | /* Initialize processor: 3.6864 MHz crystal */ |
f2173834 | 60 | at91rm9200_initialize(3686400, AT91RM9200_BGA); |
49978db4 | 61 | |
cc2832a1 | 62 | /* Setup the LEDs */ |
466e6227 AV |
63 | at91_init_leds(AT91_PIN_PB0, AT91_PIN_PB1); |
64 | ||
65 | /* Setup the serial ports and console */ | |
66 | at91_init_serial(&csb337_uart_config); | |
49978db4 AV |
67 | } |
68 | ||
f2173834 AV |
69 | static void __init csb337_init_irq(void) |
70 | { | |
71 | at91rm9200_init_interrupts(NULL); | |
72 | } | |
73 | ||
49978db4 AV |
74 | static struct at91_eth_data __initdata csb337_eth_data = { |
75 | .phy_irq_pin = AT91_PIN_PC2, | |
76 | .is_rmii = 0, | |
77 | }; | |
78 | ||
79 | static struct at91_usbh_data __initdata csb337_usbh_data = { | |
80 | .ports = 2, | |
81 | }; | |
82 | ||
83 | static struct at91_udc_data __initdata csb337_udc_data = { | |
84 | // this has no VBUS sensing pin | |
85 | .pullup_pin = AT91_PIN_PA24, | |
86 | }; | |
87 | ||
b5b9068c | 88 | static struct i2c_board_info __initdata csb337_i2c_devices[] = { |
f230d3f5 AV |
89 | { |
90 | I2C_BOARD_INFO("rtc-ds1307", 0x68), | |
91 | .type = "ds1307", | |
b5b9068c DB |
92 | }, |
93 | }; | |
94 | ||
49978db4 AV |
95 | static struct at91_cf_data __initdata csb337_cf_data = { |
96 | /* | |
97 | * connector P4 on the CSB 337 mates to | |
98 | * connector P8 on the CSB 300CF | |
99 | */ | |
100 | ||
101 | /* CSB337 specific */ | |
102 | .det_pin = AT91_PIN_PC3, | |
103 | ||
104 | /* CSB300CF specific */ | |
105 | .irq_pin = AT91_PIN_PA19, | |
106 | .vcc_pin = AT91_PIN_PD0, | |
107 | .rst_pin = AT91_PIN_PD2, | |
108 | }; | |
109 | ||
110 | static struct at91_mmc_data __initdata csb337_mmc_data = { | |
111 | .det_pin = AT91_PIN_PD5, | |
c019d49b | 112 | .slot_b = 0, |
49978db4 AV |
113 | .wire4 = 1, |
114 | .wp_pin = AT91_PIN_PD6, | |
115 | }; | |
116 | ||
466e6227 AV |
117 | static struct spi_board_info csb337_spi_devices[] = { |
118 | { /* CAN controller */ | |
119 | .modalias = "sak82c900", | |
120 | .chip_select = 0, | |
121 | .max_speed_hz = 6 * 1000 * 1000, | |
122 | }, | |
123 | }; | |
124 | ||
127a7ec6 AV |
125 | #define CSB_FLASH_BASE AT91_CHIPSELECT_0 |
126 | #define CSB_FLASH_SIZE 0x800000 | |
127 | ||
128 | static struct mtd_partition csb_flash_partitions[] = { | |
129 | { | |
130 | .name = "uMON flash", | |
131 | .offset = 0, | |
132 | .size = MTDPART_SIZ_FULL, | |
133 | .mask_flags = MTD_WRITEABLE, /* read only */ | |
134 | } | |
135 | }; | |
136 | ||
137 | static struct physmap_flash_data csb_flash_data = { | |
138 | .width = 2, | |
139 | .parts = csb_flash_partitions, | |
140 | .nr_parts = ARRAY_SIZE(csb_flash_partitions), | |
141 | }; | |
142 | ||
143 | static struct resource csb_flash_resources[] = { | |
144 | { | |
145 | .start = CSB_FLASH_BASE, | |
146 | .end = CSB_FLASH_BASE + CSB_FLASH_SIZE - 1, | |
147 | .flags = IORESOURCE_MEM, | |
148 | } | |
149 | }; | |
150 | ||
151 | static struct platform_device csb_flash = { | |
152 | .name = "physmap-flash", | |
153 | .id = 0, | |
154 | .dev = { | |
155 | .platform_data = &csb_flash_data, | |
156 | }, | |
157 | .resource = csb_flash_resources, | |
158 | .num_resources = ARRAY_SIZE(csb_flash_resources), | |
159 | }; | |
160 | ||
6d2a8401 AV |
161 | /* |
162 | * GPIO Buttons (on CSB300) | |
163 | */ | |
164 | #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE) | |
165 | static struct gpio_keys_button csb300_buttons[] = { | |
166 | { | |
167 | .gpio = AT91_PIN_PB29, | |
168 | .code = BTN_0, | |
169 | .desc = "sw0", | |
170 | .active_low = 1, | |
171 | .wakeup = 1, | |
172 | }, | |
173 | { | |
174 | .gpio = AT91_PIN_PB28, | |
175 | .code = BTN_1, | |
176 | .desc = "sw1", | |
177 | .active_low = 1, | |
178 | .wakeup = 1, | |
179 | }, | |
180 | { | |
181 | .gpio = AT91_PIN_PA21, | |
182 | .code = BTN_2, | |
183 | .desc = "sw2", | |
184 | .active_low = 1, | |
185 | .wakeup = 1, | |
186 | } | |
187 | }; | |
188 | ||
189 | static struct gpio_keys_platform_data csb300_button_data = { | |
190 | .buttons = csb300_buttons, | |
191 | .nbuttons = ARRAY_SIZE(csb300_buttons), | |
192 | }; | |
193 | ||
194 | static struct platform_device csb300_button_device = { | |
195 | .name = "gpio-keys", | |
196 | .id = -1, | |
197 | .num_resources = 0, | |
198 | .dev = { | |
199 | .platform_data = &csb300_button_data, | |
200 | } | |
201 | }; | |
202 | ||
203 | static void __init csb300_add_device_buttons(void) | |
204 | { | |
205 | at91_set_gpio_input(AT91_PIN_PB29, 0); /* sw0 */ | |
206 | at91_set_deglitch(AT91_PIN_PB29, 1); | |
207 | at91_set_gpio_input(AT91_PIN_PB28, 0); /* sw1 */ | |
208 | at91_set_deglitch(AT91_PIN_PB28, 1); | |
209 | at91_set_gpio_input(AT91_PIN_PA21, 0); /* sw2 */ | |
210 | at91_set_deglitch(AT91_PIN_PA21, 1); | |
211 | ||
212 | platform_device_register(&csb300_button_device); | |
213 | } | |
214 | #else | |
215 | static void __init csb300_add_device_buttons(void) {} | |
216 | #endif | |
217 | ||
49978db4 AV |
218 | static void __init csb337_board_init(void) |
219 | { | |
466e6227 AV |
220 | /* Serial */ |
221 | at91_add_device_serial(); | |
49978db4 AV |
222 | /* Ethernet */ |
223 | at91_add_device_eth(&csb337_eth_data); | |
224 | /* USB Host */ | |
225 | at91_add_device_usbh(&csb337_usbh_data); | |
226 | /* USB Device */ | |
227 | at91_add_device_udc(&csb337_udc_data); | |
466e6227 | 228 | /* I2C */ |
f230d3f5 | 229 | at91_add_device_i2c(csb337_i2c_devices, ARRAY_SIZE(csb337_i2c_devices)); |
49978db4 AV |
230 | /* Compact Flash */ |
231 | at91_set_gpio_input(AT91_PIN_PB22, 1); /* IOIS16 */ | |
232 | at91_add_device_cf(&csb337_cf_data); | |
466e6227 AV |
233 | /* SPI */ |
234 | at91_add_device_spi(csb337_spi_devices, ARRAY_SIZE(csb337_spi_devices)); | |
49978db4 | 235 | /* MMC */ |
d0760b3b | 236 | at91_add_device_mmc(0, &csb337_mmc_data); |
127a7ec6 AV |
237 | /* NOR flash */ |
238 | platform_device_register(&csb_flash); | |
6d2a8401 AV |
239 | /* Switches on CSB300 */ |
240 | csb300_add_device_buttons(); | |
49978db4 AV |
241 | } |
242 | ||
243 | MACHINE_START(CSB337, "Cogent CSB337") | |
244 | /* Maintainer: Bill Gatliff */ | |
49978db4 AV |
245 | .phys_io = AT91_BASE_SYS, |
246 | .io_pg_offst = (AT91_VA_BASE_SYS >> 18) & 0xfffc, | |
247 | .boot_params = AT91_SDRAM_BASE + 0x100, | |
248 | .timer = &at91rm9200_timer, | |
249 | .map_io = csb337_map_io, | |
250 | .init_irq = csb337_init_irq, | |
251 | .init_machine = csb337_board_init, | |
252 | MACHINE_END |