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1/*
2 * arch/arm/mach-at91/include/mach/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-specific 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#include <linux/platform_data/atmel.h>
35
36 /* USB Device */
37extern void __init at91_add_device_udc(struct at91_udc_data *data);
38
39 /* USB High Speed Device */
40extern void __init at91_add_device_usba(struct usba_platform_data *data);
41
42 /* Compact Flash */
43extern void __init at91_add_device_cf(struct at91_cf_data *data);
44
45 /* MMC / SD */
46 /* at91_mci platform config */
47struct at91_mmc_data {
48 int det_pin; /* card detect IRQ */
49 unsigned slot_b:1; /* uses Slot B */
50 unsigned wire4:1; /* (SD) supports DAT0..DAT3 */
51 int wp_pin; /* (SD) writeprotect detect */
52 int vcc_pin; /* power switching (high == on) */
53};
54extern void __init at91_add_device_mmc(short mmc_id, struct at91_mmc_data *data);
55
56 /* atmel-mci platform config */
57extern void __init at91_add_device_mci(short mmc_id, struct mci_platform_data *data);
58
59extern void __init at91_add_device_eth(struct macb_platform_data *data);
60
61 /* USB Host */
62extern void __init at91_add_device_usbh(struct at91_usbh_data *data);
63extern void __init at91_add_device_usbh_ohci(struct at91_usbh_data *data);
64extern void __init at91_add_device_usbh_ehci(struct at91_usbh_data *data);
65
66extern void __init at91_add_device_nand(struct atmel_nand_data *data);
67
68 /* I2C*/
69#if defined(CONFIG_ARCH_AT91SAM9G45)
70extern void __init at91_add_device_i2c(short i2c_id, struct i2c_board_info *devices, int nr_devices);
71#else
72extern void __init at91_add_device_i2c(struct i2c_board_info *devices, int nr_devices);
73#endif
74
75 /* SPI */
76extern void __init at91_add_device_spi(struct spi_board_info *devices, int nr_devices);
77
78 /* Serial */
79#define ATMEL_UART_CTS 0x01
80#define ATMEL_UART_RTS 0x02
81#define ATMEL_UART_DSR 0x04
82#define ATMEL_UART_DTR 0x08
83#define ATMEL_UART_DCD 0x10
84#define ATMEL_UART_RI 0x20
85
86extern void __init at91_register_uart(unsigned id, unsigned portnr, unsigned pins);
87
88extern struct platform_device *atmel_default_console_device;
89
90extern void __init at91_add_device_serial(void);
91
92/*
93 * PWM
94 */
95#define AT91_PWM0 0
96#define AT91_PWM1 1
97#define AT91_PWM2 2
98#define AT91_PWM3 3
99
100extern void __init at91_add_device_pwm(u32 mask);
101
102/*
103 * SSC -- accessed through ssc_request(id). Drivers don't bind to SSC
104 * platform devices. Their SSC ID is part of their configuration data,
105 * along with information about which SSC signals they should use.
106 */
107#define ATMEL_SSC_TK 0x01
108#define ATMEL_SSC_TF 0x02
109#define ATMEL_SSC_TD 0x04
110#define ATMEL_SSC_TX (ATMEL_SSC_TK | ATMEL_SSC_TF | ATMEL_SSC_TD)
111
112#define ATMEL_SSC_RK 0x10
113#define ATMEL_SSC_RF 0x20
114#define ATMEL_SSC_RD 0x40
115#define ATMEL_SSC_RX (ATMEL_SSC_RK | ATMEL_SSC_RF | ATMEL_SSC_RD)
116
117extern void __init at91_add_device_ssc(unsigned id, unsigned pins);
118
119 /* LCD Controller */
120struct atmel_lcdfb_info;
121extern void __init at91_add_device_lcdc(struct atmel_lcdfb_info *data);
122
123 /* AC97 */
124extern void __init at91_add_device_ac97(struct ac97c_platform_data *data);
125
126 /* ISI */
127struct isi_platform_data;
128extern void __init at91_add_device_isi(struct isi_platform_data *data,
129 bool use_pck_as_mck);
130
131 /* Touchscreen Controller */
132extern void __init at91_add_device_tsadcc(struct at91_tsadcc_data *data);
133
134/* CAN */
135extern void __init at91_add_device_can(struct at91_can_data *data);
136
137 /* LEDs */
138extern void __init at91_gpio_leds(struct gpio_led *leds, int nr);
139extern void __init at91_pwm_leds(struct gpio_led *leds, int nr);
140
141#endif