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f0a13854 | 1 | /* |
985f554d | 2 | * linux/arch/arm/mach-at91/board-rm9200dk.c |
f0a13854 AV |
3 | * |
4 | * Copyright (C) 2005 SAN People | |
5 | * | |
6 | * Epson S1D framebuffer glue code is: | |
7 | * Copyright (C) 2005 Thibaut VARENE <varenet@parisc-linux.org> | |
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 | ||
f0a13854 | 24 | #include <linux/types.h> |
2f8163ba | 25 | #include <linux/gpio.h> |
f0a13854 AV |
26 | #include <linux/init.h> |
27 | #include <linux/mm.h> | |
28 | #include <linux/module.h> | |
29 | #include <linux/platform_device.h> | |
067bbada | 30 | #include <linux/spi/spi.h> |
fcc63716 | 31 | #include <linux/mtd/physmap.h> |
f0a13854 | 32 | |
f0a13854 AV |
33 | #include <asm/setup.h> |
34 | #include <asm/mach-types.h> | |
35 | #include <asm/irq.h> | |
36 | ||
37 | #include <asm/mach/arch.h> | |
38 | #include <asm/mach/map.h> | |
39 | #include <asm/mach/irq.h> | |
40 | ||
e505240b | 41 | #include <mach/hardware.h> |
a09e64fb | 42 | #include <mach/board.h> |
a09e64fb | 43 | #include <mach/at91rm9200_mc.h> |
f0a13854 AV |
44 | |
45 | #include "generic.h" | |
46 | ||
f0a13854 | 47 | |
1b021a3b | 48 | static void __init dk_init_early(void) |
f0a13854 | 49 | { |
2eeaaa21 | 50 | /* Initialize processor: 18.432 MHz crystal */ |
21d08b9d | 51 | at91_initialize(18432000); |
f0a13854 | 52 | |
cc2832a1 AV |
53 | /* Setup the LEDs */ |
54 | at91_init_leds(AT91_PIN_PB2, AT91_PIN_PB2); | |
55 | ||
19750336 AV |
56 | /* DBGU on ttyS0. (Rx & Tx only) */ |
57 | at91_register_uart(0, 0, 0); | |
58 | ||
59 | /* USART1 on ttyS1. (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */ | |
60 | at91_register_uart(AT91RM9200_ID_US1, 1, ATMEL_UART_CTS | ATMEL_UART_RTS | |
61 | | ATMEL_UART_DTR | ATMEL_UART_DSR | ATMEL_UART_DCD | |
62 | | ATMEL_UART_RI); | |
63 | ||
64 | /* set serial console to ttyS0 (ie, DBGU) */ | |
65 | at91_set_serial_console(0); | |
f0a13854 AV |
66 | } |
67 | ||
68 | static struct at91_eth_data __initdata dk_eth_data = { | |
69 | .phy_irq_pin = AT91_PIN_PC4, | |
70 | .is_rmii = 1, | |
71 | }; | |
72 | ||
73 | static struct at91_usbh_data __initdata dk_usbh_data = { | |
74 | .ports = 2, | |
75 | }; | |
76 | ||
77 | static struct at91_udc_data __initdata dk_udc_data = { | |
78 | .vbus_pin = AT91_PIN_PD4, | |
79 | .pullup_pin = AT91_PIN_PD5, | |
80 | }; | |
81 | ||
82 | static struct at91_cf_data __initdata dk_cf_data = { | |
83 | .det_pin = AT91_PIN_PB0, | |
84 | .rst_pin = AT91_PIN_PC5, | |
85 | // .irq_pin = ... not connected | |
86 | // .vcc_pin = ... always powered | |
87 | }; | |
88 | ||
8e79d2d4 | 89 | #ifndef CONFIG_MTD_AT91_DATAFLASH_CARD |
f0a13854 | 90 | static struct at91_mmc_data __initdata dk_mmc_data = { |
c019d49b | 91 | .slot_b = 0, |
f0a13854 AV |
92 | .wire4 = 1, |
93 | }; | |
8e79d2d4 | 94 | #endif |
f0a13854 | 95 | |
067bbada AV |
96 | static struct spi_board_info dk_spi_devices[] = { |
97 | { /* DataFlash chip */ | |
98 | .modalias = "mtd_dataflash", | |
99 | .chip_select = 0, | |
100 | .max_speed_hz = 15 * 1000 * 1000, | |
101 | }, | |
102 | { /* UR6HCPS2-SP40 PS2-to-SPI adapter */ | |
103 | .modalias = "ur6hcps2", | |
104 | .chip_select = 1, | |
105 | .max_speed_hz = 250 * 1000, | |
106 | }, | |
107 | { /* TLV1504 ADC, 4 channels, 10 bits; one is a temp sensor */ | |
108 | .modalias = "tlv1504", | |
109 | .chip_select = 2, | |
110 | .max_speed_hz = 20 * 1000 * 1000, | |
111 | }, | |
112 | #ifdef CONFIG_MTD_AT91_DATAFLASH_CARD | |
113 | { /* DataFlash card */ | |
114 | .modalias = "mtd_dataflash", | |
115 | .chip_select = 3, | |
116 | .max_speed_hz = 15 * 1000 * 1000, | |
117 | } | |
118 | #endif | |
119 | }; | |
120 | ||
f230d3f5 AV |
121 | static struct i2c_board_info __initdata dk_i2c_devices[] = { |
122 | { | |
123 | I2C_BOARD_INFO("ics1523", 0x26), | |
124 | }, | |
125 | { | |
126 | I2C_BOARD_INFO("x9429", 0x28), | |
127 | }, | |
128 | { | |
3760f736 | 129 | I2C_BOARD_INFO("24c1024", 0x50), |
f230d3f5 AV |
130 | } |
131 | }; | |
132 | ||
cc2b28ba AV |
133 | static struct mtd_partition __initdata dk_nand_partition[] = { |
134 | { | |
135 | .name = "NAND Partition 1", | |
136 | .offset = 0, | |
137 | .size = MTDPART_SIZ_FULL, | |
138 | }, | |
139 | }; | |
140 | ||
3c3796cc | 141 | static struct atmel_nand_data __initdata dk_nand_data = { |
cc2b28ba AV |
142 | .ale = 22, |
143 | .cle = 21, | |
144 | .det_pin = AT91_PIN_PB1, | |
145 | .rdy_pin = AT91_PIN_PC2, | |
146 | // .enable_pin = ... not there | |
1754aab9 DES |
147 | .parts = dk_nand_partition, |
148 | .num_parts = ARRAY_SIZE(dk_nand_partition), | |
cc2b28ba AV |
149 | }; |
150 | ||
fcc63716 | 151 | #define DK_FLASH_BASE AT91_CHIPSELECT_0 |
e505240b | 152 | #define DK_FLASH_SIZE SZ_2M |
fcc63716 AV |
153 | |
154 | static struct physmap_flash_data dk_flash_data = { | |
19750336 | 155 | .width = 2, |
fcc63716 AV |
156 | }; |
157 | ||
158 | static struct resource dk_flash_resource = { | |
159 | .start = DK_FLASH_BASE, | |
160 | .end = DK_FLASH_BASE + DK_FLASH_SIZE - 1, | |
161 | .flags = IORESOURCE_MEM, | |
162 | }; | |
163 | ||
164 | static struct platform_device dk_flash = { | |
165 | .name = "physmap-flash", | |
166 | .id = 0, | |
167 | .dev = { | |
168 | .platform_data = &dk_flash_data, | |
169 | }, | |
170 | .resource = &dk_flash_resource, | |
171 | .num_resources = 1, | |
172 | }; | |
173 | ||
1b41bdf6 AV |
174 | static struct gpio_led dk_leds[] = { |
175 | { | |
176 | .name = "led0", | |
177 | .gpio = AT91_PIN_PB2, | |
178 | .active_low = 1, | |
179 | .default_trigger = "heartbeat", | |
180 | } | |
181 | }; | |
fcc63716 | 182 | |
f0a13854 AV |
183 | static void __init dk_board_init(void) |
184 | { | |
067bbada AV |
185 | /* Serial */ |
186 | at91_add_device_serial(); | |
f0a13854 AV |
187 | /* Ethernet */ |
188 | at91_add_device_eth(&dk_eth_data); | |
189 | /* USB Host */ | |
190 | at91_add_device_usbh(&dk_usbh_data); | |
191 | /* USB Device */ | |
192 | at91_add_device_udc(&dk_udc_data); | |
067bbada | 193 | at91_set_multi_drive(dk_udc_data.pullup_pin, 1); /* pullup_pin is connected to reset */ |
f0a13854 AV |
194 | /* Compact Flash */ |
195 | at91_add_device_cf(&dk_cf_data); | |
067bbada | 196 | /* I2C */ |
f230d3f5 | 197 | at91_add_device_i2c(dk_i2c_devices, ARRAY_SIZE(dk_i2c_devices)); |
067bbada AV |
198 | /* SPI */ |
199 | at91_add_device_spi(dk_spi_devices, ARRAY_SIZE(dk_spi_devices)); | |
486bcc59 AV |
200 | #ifdef CONFIG_MTD_AT91_DATAFLASH_CARD |
201 | /* DataFlash card */ | |
202 | at91_set_gpio_output(AT91_PIN_PB7, 0); | |
203 | #else | |
f0a13854 | 204 | /* MMC */ |
486bcc59 | 205 | at91_set_gpio_output(AT91_PIN_PB7, 1); /* this MMC card slot can optionally use SPI signaling (CS3). */ |
d0760b3b | 206 | at91_add_device_mmc(0, &dk_mmc_data); |
486bcc59 | 207 | #endif |
cc2b28ba AV |
208 | /* NAND */ |
209 | at91_add_device_nand(&dk_nand_data); | |
fcc63716 AV |
210 | /* NOR Flash */ |
211 | platform_device_register(&dk_flash); | |
1b41bdf6 AV |
212 | /* LEDs */ |
213 | at91_gpio_leds(dk_leds, ARRAY_SIZE(dk_leds)); | |
f0a13854 AV |
214 | /* VGA */ |
215 | // dk_add_device_video(); | |
216 | } | |
217 | ||
218 | MACHINE_START(AT91RM9200DK, "Atmel AT91RM9200-DK") | |
219 | /* Maintainer: SAN People/Atmel */ | |
f0a13854 | 220 | .timer = &at91rm9200_timer, |
21d08b9d | 221 | .map_io = at91_map_io, |
1b021a3b | 222 | .init_early = dk_init_early, |
92100c12 | 223 | .init_irq = at91_init_irq_default, |
f0a13854 AV |
224 | .init_machine = dk_board_init, |
225 | MACHINE_END |