aboutsummaryrefslogtreecommitdiffstats
path: root/arch/arm/mach-at91/include/mach/board.h
blob: 58528aa9c8a86ddea8286cfb9ebdac7e26ed6942 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
/*
 * arch/arm/mach-at91/include/mach/board.h
 *
 *  Copyright (C) 2005 HP Labs
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

/*
 * These are data structures found in platform_device.dev.platform_data,
 * and describing board-specific data needed by drivers.  For example,
 * which pin is used for a given GPIO role.
 *
 * In 2.6, drivers should strongly avoid board-specific knowledge so
 * that supporting new boards normally won't require driver patches.
 * Most board-specific knowledge should be in arch/.../board-*.c files.
 */

#ifndef __ASM_ARCH_BOARD_H
#define __ASM_ARCH_BOARD_H

#include <linux/mtd/partitions.h>
#include <linux/device.h>
#include <linux/i2c.h>
#include <linux/leds.h>
#include <linux/spi/spi.h>
#include <linux/usb/atmel_usba_udc.h>
#include <linux/atmel-mci.h>
#include <sound/atmel-ac97c.h>
#include <linux/serial.h>

 /* USB Device */
struct at91_udc_data {
	u8	vbus_pin;		/* high == host powering us */
	u8	vbus_active_low;	/* vbus polarity */
	u8	vbus_polled;		/* Use polling, not interrupt */
	u8	pullup_pin;		/* active == D+ pulled up */
	u8	pullup_active_low;	/* true == pullup_pin is active low */
};
extern void __init at91_add_device_udc(struct at91_udc_data *data);

 /* USB High Speed Device */
extern void __init at91_add_device_usba(struct usba_platform_data *data);

 /* Compact Flash */
struct at91_cf_data {
	u8	irq_pin;		/* I/O IRQ */
	u8	det_pin;		/* Card detect */
	u8	vcc_pin;		/* power switching */
	u8	rst_pin;		/* card reset */
	u8	chipselect;		/* EBI Chip Select number */
	u8	flags;
#define AT91_CF_TRUE_IDE	0x01
#define AT91_IDE_SWAP_A0_A2	0x02
};
extern void __init at91_add_device_cf(struct at91_cf_data *data);

 /* MMC / SD */
  /* at91_mci platform config */
struct at91_mmc_data {
	u8		det_pin;	/* card detect IRQ */
	unsigned	slot_b:1;	/* uses Slot B */
	unsigned	wire4:1;	/* (SD) supports DAT0..DAT3 */
	u8		wp_pin;		/* (SD) writeprotect detect */
	u8		vcc_pin;	/* power switching (high == on) */
};
extern void __init at91_add_device_mmc(short mmc_id, struct at91_mmc_data *data);

  /* atmel-mci platform config */
extern void __init at91_add_device_mci(short mmc_id, struct mci_platform_data *data);

 /* Ethernet (EMAC & MACB) */
struct at91_eth_data {
	u32		phy_mask;
	u8		phy_irq_pin;	/* PHY IRQ */
	u8		is_rmii;	/* using RMII interface? */
};
extern void __init at91_add_device_eth(struct at91_eth_data *data);

#if defined(CONFIG_ARCH_AT91SAM9260) || defined(CONFIG_ARCH_AT91SAM9263) || defined(CONFIG_ARCH_AT91SAM9G20) || defined(CONFIG_ARCH_AT91CAP9) \
	|| defined(CONFIG_ARCH_AT91SAM9G45) || defined(CONFIG_ARCH_AT572D940HF)
#define eth_platform_data	at91_eth_data
#endif

 /* USB Host */
struct at91_usbh_data {
	u8		ports;		/* number of ports on root hub */
	u8		vbus_pin[2];	/* port power-control pin */
};
extern void __init at91_add_device_usbh(struct at91_usbh_data *data);
extern void __init at91_add_device_usbh_ohci(struct at91_usbh_data *data);
extern void __init at91_add_device_usbh_ehci(struct at91_usbh_data *data);

 /* NAND / SmartMedia */
struct atmel_nand_data {
	u8		enable_pin;	/* chip enable */
	u8		det_pin;	/* card detect */
	u8		rdy_pin;	/* ready/busy */
	u8              rdy_pin_active_low;     /* rdy_pin value is inverted */
	u8		ale;		/* address line number connected to ALE */
	u8		cle;		/* address line number connected to CLE */
	u8		bus_width_16;	/* buswidth is 16 bit */
	struct mtd_partition* (*partition_info)(int, int*);
};
extern void __init at91_add_device_nand(struct atmel_nand_data *data);

 /* I2C*/
#if defined(CONFIG_ARCH_AT91SAM9G45)
extern void __init at91_add_device_i2c(short i2c_id, struct i2c_board_info *devices, int nr_devices);
#else
extern void __init at91_add_device_i2c(struct i2c_board_info *devices, int nr_devices);
#endif

 /* SPI */
extern void __init at91_add_device_spi(struct spi_board_info *devices, int nr_devices);

 /* Serial */
#define ATMEL_UART_CTS	0x01
#define ATMEL_UART_RTS	0x02
#define ATMEL_UART_DSR	0x04
#define ATMEL_UART_DTR	0x08
#define ATMEL_UART_DCD	0x10
#define ATMEL_UART_RI	0x20

extern void __init at91_register_uart(unsigned id, unsigned portnr, unsigned pins);
extern void __init at91_set_serial_console(unsigned portnr);

struct at91_uart_config {
	unsigned short	console_tty;	/* tty number of serial console */
	unsigned short	nr_tty;		/* number of serial tty's */
	short		tty_map[];	/* map UART to tty number */
};
extern struct platform_device *atmel_default_console_device;
extern void __init __deprecated at91_init_serial(struct at91_uart_config *config);

struct atmel_uart_data {
	short			use_dma_tx;	/* use transmit DMA? */
	short			use_dma_rx;	/* use receive DMA? */
	void __iomem		*regs;		/* virt. base address, if any */
	struct serial_rs485	rs485;		/* rs485 settings */
};
extern void __init at91_add_device_serial(void);

/*
 * PWM
 */
#define AT91_PWM0	0
#define AT91_PWM1	1
#define AT91_PWM2	2
#define AT91_PWM3	3

extern void __init at91_add_device_pwm(u32 mask);

/*
 * SSC -- accessed through ssc_request(id).  Drivers don't bind to SSC
 * platform devices.  Their SSC ID is part of their configuration data,
 * along with information about which SSC signals they should use.
 */
#define ATMEL_SSC_TK	0x01
#define ATMEL_SSC_TF	0x02
#define ATMEL_SSC_TD	0x04
#define ATMEL_SSC_TX	(ATMEL_SSC_TK | ATMEL_SSC_TF | ATMEL_SSC_TD)

#define ATMEL_SSC_RK	0x10
#define ATMEL_SSC_RF	0x20
#define ATMEL_SSC_RD	0x40
#define ATMEL_SSC_RX	(ATMEL_SSC_RK | ATMEL_SSC_RF | ATMEL_SSC_RD)

extern void __init at91_add_device_ssc(unsigned id, unsigned pins);

 /* LCD Controller */
struct atmel_lcdfb_info;
extern void __init at91_add_device_lcdc(struct atmel_lcdfb_info *data);

 /* AC97 */
extern void __init at91_add_device_ac97(struct ac97c_platform_data *data);

 /* ISI */
extern void __init at91_add_device_isi(void);

 /* Touchscreen Controller */
struct at91_tsadcc_data {
	unsigned int    adc_clock;
	u8		pendet_debounce;
	u8		ts_sample_hold_time;
};
extern void __init at91_add_device_tsadcc(struct at91_tsadcc_data *data);

/* CAN */
struct at91_can_data {
	void (*transceiver_switch)(int on);
};
extern void __init at91_add_device_can(struct at91_can_data *data);

 /* LEDs */
extern void __init at91_init_leds(u8 cpu_led, u8 timer_led);
extern void __init at91_gpio_leds(struct gpio_led *leds, int nr);
extern void __init at91_pwm_leds(struct gpio_led *leds, int nr);

 /* AT572D940HF DSP */
extern void __init at91_add_device_mAgic(void);

/* FIXME: this needs a better location, but gets stuff building again */
extern int at91_suspend_entering_slow_clock(void);

#endif