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1 | /* |
2 | * include/asm-arm/arch-at91rm9200/board.h | |
3 | * | |
4 | * Copyright (C) 2005 HP Labs | |
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 | ||
21 | /* | |
22 | * These are data structures found in platform_device.dev.platform_data, | |
23 | * and describing board-specfic data needed by drivers. For example, | |
24 | * which pin is used for a given GPIO role. | |
25 | * | |
26 | * In 2.6, drivers should strongly avoid board-specific knowledge so | |
27 | * that supporting new boards normally won't require driver patches. | |
28 | * Most board-specific knowledge should be in arch/.../board-*.c files. | |
29 | */ | |
30 | ||
31 | #ifndef __ASM_ARCH_BOARD_H | |
32 | #define __ASM_ARCH_BOARD_H | |
33 | ||
34 | /* Clocks */ | |
35 | extern unsigned long at91_master_clock; | |
36 | ||
37 | /* Serial Port */ | |
38 | extern int at91_serial_map[AT91_NR_UART]; | |
39 | extern int at91_console_port; | |
40 | ||
41 | /* USB Device */ | |
42 | struct at91_udc_data { | |
43 | u8 vbus_pin; /* high == host powering us */ | |
44 | u8 pullup_pin; /* high == D+ pulled up */ | |
45 | }; | |
46 | extern void __init at91_add_device_udc(struct at91_udc_data *data); | |
47 | ||
48 | /* Compact Flash */ | |
49 | struct at91_cf_data { | |
50 | u8 irq_pin; /* I/O IRQ */ | |
51 | u8 det_pin; /* Card detect */ | |
52 | u8 vcc_pin; /* power switching */ | |
53 | u8 rst_pin; /* card reset */ | |
54 | }; | |
55 | extern void __init at91_add_device_cf(struct at91_cf_data *data); | |
56 | ||
57 | /* MMC / SD */ | |
58 | struct at91_mmc_data { | |
59 | u8 det_pin; /* card detect IRQ */ | |
60 | unsigned is_b:1; /* uses B side (vs A) */ | |
61 | unsigned wire4:1; /* (SD) supports DAT0..DAT3 */ | |
62 | u8 wp_pin; /* (SD) writeprotect detect */ | |
63 | u8 vcc_pin; /* power switching (high == on) */ | |
64 | }; | |
65 | extern void __init at91_add_device_mmc(struct at91_mmc_data *data); | |
66 | ||
67 | /* Ethernet */ | |
68 | struct at91_eth_data { | |
69 | u8 phy_irq_pin; /* PHY IRQ */ | |
70 | u8 is_rmii; /* using RMII interface? */ | |
71 | }; | |
72 | extern void __init at91_add_device_eth(struct at91_eth_data *data); | |
73 | ||
74 | /* USB Host */ | |
75 | struct at91_usbh_data { | |
76 | u8 ports; /* number of ports on root hub */ | |
77 | }; | |
78 | extern void __init at91_add_device_usbh(struct at91_usbh_data *data); | |
79 | ||
80 | #endif |