diff options
Diffstat (limited to 'arch/arm/mach-at91/board-rm9200ek.c')
-rw-r--r-- | arch/arm/mach-at91/board-rm9200ek.c | 201 |
1 files changed, 201 insertions, 0 deletions
diff --git a/arch/arm/mach-at91/board-rm9200ek.c b/arch/arm/mach-at91/board-rm9200ek.c new file mode 100644 index 000000000000..9df1be8818c0 --- /dev/null +++ b/arch/arm/mach-at91/board-rm9200ek.c | |||
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1 | /* | ||
2 | * linux/arch/arm/mach-at91/board-rm9200ek.c | ||
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 | |||
24 | #include <linux/types.h> | ||
25 | #include <linux/init.h> | ||
26 | #include <linux/mm.h> | ||
27 | #include <linux/module.h> | ||
28 | #include <linux/platform_device.h> | ||
29 | #include <linux/spi/spi.h> | ||
30 | #include <linux/mtd/physmap.h> | ||
31 | |||
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 | |||
40 | #include <mach/hardware.h> | ||
41 | #include <mach/board.h> | ||
42 | #include <mach/gpio.h> | ||
43 | #include <mach/at91rm9200_mc.h> | ||
44 | |||
45 | #include "generic.h" | ||
46 | |||
47 | |||
48 | static void __init ek_map_io(void) | ||
49 | { | ||
50 | /* Initialize processor: 18.432 MHz crystal */ | ||
51 | at91rm9200_initialize(18432000, AT91RM9200_BGA); | ||
52 | |||
53 | /* Setup the LEDs */ | ||
54 | at91_init_leds(AT91_PIN_PB1, AT91_PIN_PB2); | ||
55 | |||
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); | ||
66 | } | ||
67 | |||
68 | static void __init ek_init_irq(void) | ||
69 | { | ||
70 | at91rm9200_init_interrupts(NULL); | ||
71 | } | ||
72 | |||
73 | static struct at91_eth_data __initdata ek_eth_data = { | ||
74 | .phy_irq_pin = AT91_PIN_PC4, | ||
75 | .is_rmii = 1, | ||
76 | }; | ||
77 | |||
78 | static struct at91_usbh_data __initdata ek_usbh_data = { | ||
79 | .ports = 2, | ||
80 | }; | ||
81 | |||
82 | static struct at91_udc_data __initdata ek_udc_data = { | ||
83 | .vbus_pin = AT91_PIN_PD4, | ||
84 | .pullup_pin = AT91_PIN_PD5, | ||
85 | }; | ||
86 | |||
87 | #ifndef CONFIG_MTD_AT91_DATAFLASH_CARD | ||
88 | static struct at91_mmc_data __initdata ek_mmc_data = { | ||
89 | .det_pin = AT91_PIN_PB27, | ||
90 | .slot_b = 0, | ||
91 | .wire4 = 1, | ||
92 | .wp_pin = AT91_PIN_PA17, | ||
93 | }; | ||
94 | #endif | ||
95 | |||
96 | static struct spi_board_info ek_spi_devices[] = { | ||
97 | { /* DataFlash chip */ | ||
98 | .modalias = "mtd_dataflash", | ||
99 | .chip_select = 0, | ||
100 | .max_speed_hz = 15 * 1000 * 1000, | ||
101 | }, | ||
102 | #ifdef CONFIG_MTD_AT91_DATAFLASH_CARD | ||
103 | { /* DataFlash card */ | ||
104 | .modalias = "mtd_dataflash", | ||
105 | .chip_select = 3, | ||
106 | .max_speed_hz = 15 * 1000 * 1000, | ||
107 | }, | ||
108 | #endif | ||
109 | }; | ||
110 | |||
111 | static struct i2c_board_info __initdata ek_i2c_devices[] = { | ||
112 | { | ||
113 | I2C_BOARD_INFO("ics1523", 0x26), | ||
114 | }, | ||
115 | { | ||
116 | I2C_BOARD_INFO("dac3550", 0x4d), | ||
117 | } | ||
118 | }; | ||
119 | |||
120 | #define EK_FLASH_BASE AT91_CHIPSELECT_0 | ||
121 | #define EK_FLASH_SIZE SZ_2M | ||
122 | |||
123 | static struct physmap_flash_data ek_flash_data = { | ||
124 | .width = 2, | ||
125 | }; | ||
126 | |||
127 | static struct resource ek_flash_resource = { | ||
128 | .start = EK_FLASH_BASE, | ||
129 | .end = EK_FLASH_BASE + EK_FLASH_SIZE - 1, | ||
130 | .flags = IORESOURCE_MEM, | ||
131 | }; | ||
132 | |||
133 | static struct platform_device ek_flash = { | ||
134 | .name = "physmap-flash", | ||
135 | .id = 0, | ||
136 | .dev = { | ||
137 | .platform_data = &ek_flash_data, | ||
138 | }, | ||
139 | .resource = &ek_flash_resource, | ||
140 | .num_resources = 1, | ||
141 | }; | ||
142 | |||
143 | static struct gpio_led ek_leds[] = { | ||
144 | { /* "user led 1", DS2 */ | ||
145 | .name = "green", | ||
146 | .gpio = AT91_PIN_PB0, | ||
147 | .active_low = 1, | ||
148 | .default_trigger = "mmc0", | ||
149 | }, | ||
150 | { /* "user led 2", DS4 */ | ||
151 | .name = "yellow", | ||
152 | .gpio = AT91_PIN_PB1, | ||
153 | .active_low = 1, | ||
154 | .default_trigger = "heartbeat", | ||
155 | }, | ||
156 | { /* "user led 3", DS6 */ | ||
157 | .name = "red", | ||
158 | .gpio = AT91_PIN_PB2, | ||
159 | .active_low = 1, | ||
160 | } | ||
161 | }; | ||
162 | |||
163 | static void __init ek_board_init(void) | ||
164 | { | ||
165 | /* Serial */ | ||
166 | at91_add_device_serial(); | ||
167 | /* Ethernet */ | ||
168 | at91_add_device_eth(&ek_eth_data); | ||
169 | /* USB Host */ | ||
170 | at91_add_device_usbh(&ek_usbh_data); | ||
171 | /* USB Device */ | ||
172 | at91_add_device_udc(&ek_udc_data); | ||
173 | at91_set_multi_drive(ek_udc_data.pullup_pin, 1); /* pullup_pin is connected to reset */ | ||
174 | /* I2C */ | ||
175 | at91_add_device_i2c(ek_i2c_devices, ARRAY_SIZE(ek_i2c_devices)); | ||
176 | /* SPI */ | ||
177 | at91_add_device_spi(ek_spi_devices, ARRAY_SIZE(ek_spi_devices)); | ||
178 | #ifdef CONFIG_MTD_AT91_DATAFLASH_CARD | ||
179 | /* DataFlash card */ | ||
180 | at91_set_gpio_output(AT91_PIN_PB22, 0); | ||
181 | #else | ||
182 | /* MMC */ | ||
183 | at91_set_gpio_output(AT91_PIN_PB22, 1); /* this MMC card slot can optionally use SPI signaling (CS3). */ | ||
184 | at91_add_device_mmc(0, &ek_mmc_data); | ||
185 | #endif | ||
186 | /* NOR Flash */ | ||
187 | platform_device_register(&ek_flash); | ||
188 | /* LEDs */ | ||
189 | at91_gpio_leds(ek_leds, ARRAY_SIZE(ek_leds)); | ||
190 | /* VGA */ | ||
191 | // ek_add_device_video(); | ||
192 | } | ||
193 | |||
194 | MACHINE_START(AT91RM9200EK, "Atmel AT91RM9200-EK") | ||
195 | /* Maintainer: SAN People/Atmel */ | ||
196 | .boot_params = AT91_SDRAM_BASE + 0x100, | ||
197 | .timer = &at91rm9200_timer, | ||
198 | .map_io = ek_map_io, | ||
199 | .init_irq = ek_init_irq, | ||
200 | .init_machine = ek_board_init, | ||
201 | MACHINE_END | ||