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f0a13854 AV |
1 | /* |
2 | * linux/arch/arm/mach-at91rm9200/board-dk.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 | ||
f0a13854 AV |
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> | |
067bbada | 29 | #include <linux/spi/spi.h> |
f0a13854 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 | ||
ea75ee9a | 40 | #include <asm/hardware.h> |
f0a13854 | 41 | #include <asm/arch/board.h> |
067bbada | 42 | #include <asm/arch/gpio.h> |
f0a13854 AV |
43 | |
44 | #include "generic.h" | |
45 | ||
46 | static void __init dk_init_irq(void) | |
47 | { | |
48 | /* Initialize AIC controller */ | |
49 | at91rm9200_init_irq(NULL); | |
50 | ||
51 | /* Set up the GPIO interrupts */ | |
52 | at91_gpio_irq_setup(BGA_GPIO_BANKS); | |
53 | } | |
54 | ||
55 | /* | |
56 | * Serial port configuration. | |
57 | * 0 .. 3 = USART0 .. USART3 | |
58 | * 4 = DBGU | |
59 | */ | |
067bbada AV |
60 | static struct at91_uart_config __initdata dk_uart_config = { |
61 | .console_tty = 0, /* ttyS0 */ | |
62 | .nr_tty = 2, | |
63 | .tty_map = { 4, 1, -1, -1, -1 } /* ttyS0, ..., ttyS4 */ | |
64 | }; | |
f0a13854 AV |
65 | |
66 | static void __init dk_map_io(void) | |
67 | { | |
f0a13854 AV |
68 | at91rm9200_map_io(); |
69 | ||
70 | /* Initialize clocks: 18.432 MHz crystal */ | |
71 | at91_clock_init(18432000); | |
72 | ||
cc2832a1 AV |
73 | /* Setup the LEDs */ |
74 | at91_init_leds(AT91_PIN_PB2, AT91_PIN_PB2); | |
75 | ||
067bbada AV |
76 | /* Setup the serial ports and console */ |
77 | at91_init_serial(&dk_uart_config); | |
f0a13854 AV |
78 | } |
79 | ||
80 | static struct at91_eth_data __initdata dk_eth_data = { | |
81 | .phy_irq_pin = AT91_PIN_PC4, | |
82 | .is_rmii = 1, | |
83 | }; | |
84 | ||
85 | static struct at91_usbh_data __initdata dk_usbh_data = { | |
86 | .ports = 2, | |
87 | }; | |
88 | ||
89 | static struct at91_udc_data __initdata dk_udc_data = { | |
90 | .vbus_pin = AT91_PIN_PD4, | |
91 | .pullup_pin = AT91_PIN_PD5, | |
92 | }; | |
93 | ||
94 | static struct at91_cf_data __initdata dk_cf_data = { | |
95 | .det_pin = AT91_PIN_PB0, | |
96 | .rst_pin = AT91_PIN_PC5, | |
97 | // .irq_pin = ... not connected | |
98 | // .vcc_pin = ... always powered | |
99 | }; | |
100 | ||
101 | static struct at91_mmc_data __initdata dk_mmc_data = { | |
102 | .is_b = 0, | |
103 | .wire4 = 1, | |
104 | }; | |
105 | ||
067bbada AV |
106 | static struct spi_board_info dk_spi_devices[] = { |
107 | { /* DataFlash chip */ | |
108 | .modalias = "mtd_dataflash", | |
109 | .chip_select = 0, | |
110 | .max_speed_hz = 15 * 1000 * 1000, | |
111 | }, | |
112 | { /* UR6HCPS2-SP40 PS2-to-SPI adapter */ | |
113 | .modalias = "ur6hcps2", | |
114 | .chip_select = 1, | |
115 | .max_speed_hz = 250 * 1000, | |
116 | }, | |
117 | { /* TLV1504 ADC, 4 channels, 10 bits; one is a temp sensor */ | |
118 | .modalias = "tlv1504", | |
119 | .chip_select = 2, | |
120 | .max_speed_hz = 20 * 1000 * 1000, | |
121 | }, | |
122 | #ifdef CONFIG_MTD_AT91_DATAFLASH_CARD | |
123 | { /* DataFlash card */ | |
124 | .modalias = "mtd_dataflash", | |
125 | .chip_select = 3, | |
126 | .max_speed_hz = 15 * 1000 * 1000, | |
127 | } | |
128 | #endif | |
129 | }; | |
130 | ||
f0a13854 AV |
131 | static void __init dk_board_init(void) |
132 | { | |
067bbada AV |
133 | /* Serial */ |
134 | at91_add_device_serial(); | |
f0a13854 AV |
135 | /* Ethernet */ |
136 | at91_add_device_eth(&dk_eth_data); | |
137 | /* USB Host */ | |
138 | at91_add_device_usbh(&dk_usbh_data); | |
139 | /* USB Device */ | |
140 | at91_add_device_udc(&dk_udc_data); | |
067bbada | 141 | at91_set_multi_drive(dk_udc_data.pullup_pin, 1); /* pullup_pin is connected to reset */ |
f0a13854 AV |
142 | /* Compact Flash */ |
143 | at91_add_device_cf(&dk_cf_data); | |
067bbada AV |
144 | /* I2C */ |
145 | at91_add_device_i2c(); | |
146 | /* SPI */ | |
147 | at91_add_device_spi(dk_spi_devices, ARRAY_SIZE(dk_spi_devices)); | |
486bcc59 AV |
148 | #ifdef CONFIG_MTD_AT91_DATAFLASH_CARD |
149 | /* DataFlash card */ | |
150 | at91_set_gpio_output(AT91_PIN_PB7, 0); | |
151 | #else | |
f0a13854 | 152 | /* MMC */ |
486bcc59 | 153 | at91_set_gpio_output(AT91_PIN_PB7, 1); /* this MMC card slot can optionally use SPI signaling (CS3). */ |
f0a13854 | 154 | at91_add_device_mmc(&dk_mmc_data); |
486bcc59 | 155 | #endif |
f0a13854 AV |
156 | /* VGA */ |
157 | // dk_add_device_video(); | |
158 | } | |
159 | ||
160 | MACHINE_START(AT91RM9200DK, "Atmel AT91RM9200-DK") | |
161 | /* Maintainer: SAN People/Atmel */ | |
f0a13854 AV |
162 | .phys_io = AT91_BASE_SYS, |
163 | .io_pg_offst = (AT91_VA_BASE_SYS >> 18) & 0xfffc, | |
164 | .boot_params = AT91_SDRAM_BASE + 0x100, | |
165 | .timer = &at91rm9200_timer, | |
166 | .map_io = dk_map_io, | |
167 | .init_irq = dk_init_irq, | |
168 | .init_machine = dk_board_init, | |
169 | MACHINE_END |