[mirror_ubuntu-zesty-kernel.git] / arch / arm / mach-at91 / include / mach / board.h

/*
 * 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>
#include <linux/platform_data/macb.h>

 /* USB Device */
struct at91_udc_data {
	int	vbus_pin;		/* high == host powering us */
	u8	vbus_active_low;	/* vbus polarity */
	u8	vbus_polled;		/* Use polling, not interrupt */
	int	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 {
	int	irq_pin;		/* I/O IRQ */
	int	det_pin;		/* Card detect */
	int	vcc_pin;		/* power switching */
	int	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 {
	int		det_pin;	/* card detect IRQ */
	unsigned	slot_b:1;	/* uses Slot B */
	unsigned	wire4:1;	/* (SD) supports DAT0..DAT3 */
	int		wp_pin;		/* (SD) writeprotect detect */
	int		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);

extern void __init at91_add_device_eth(struct macb_platform_data *data);

 /* USB Host */
struct at91_usbh_data {
	u8		ports;		/* number of ports on root hub */
	int		vbus_pin[2];	/* port power-control pin */
	u8              vbus_pin_active_low[2];
	u8              overcurrent_supported;
	int             overcurrent_pin[2];
	u8              overcurrent_status[2];
	u8              overcurrent_changed[2];
};
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 {
	int		enable_pin;	/* chip enable */
	int		det_pin;	/* card detect */
	int		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 *parts;
	unsigned int	num_parts;
};
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);

extern struct platform_device *atmel_default_console_device;

struct atmel_uart_data {
	int			num;		/* port num */
	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);

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

#endif
Commit	Line	Data
73a59c1c	1	/*
a09e64fb	2	* arch/arm/mach-at91/include/mach/board.h
73a59c1c SP	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,
d254c8f7	23	* and describing board-specific data needed by drivers. For example,
73a59c1c SP	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
3267c077	34	#include <linux/mtd/partitions.h>
82dc0772	35	#include <linux/device.h>
f230d3f5	36	#include <linux/i2c.h>
a04ff1af	37	#include <linux/leds.h>
82dc0772	38	#include <linux/spi/spi.h>
53d71680	39	#include <linux/usb/atmel_usba_udc.h>
864f38eb	40	#include <linux/atmel-mci.h>
d656f07a	41	#include <sound/atmel-ac97c.h>
e8faff73	42	#include <linux/serial.h>
84e0cdb0	43	#include <linux/platform_data/macb.h>
3267c077	44
73a59c1c SP	45	/* USB Device */
73a59c1c SP	46	struct at91_udc_data {
63b4c296	47	int vbus_pin; /* high == host powering us */
4037242c RM	48	u8 vbus_active_low; /* vbus polarity */
4037242c RM	49	u8 vbus_polled; /* Use polling, not interrupt */
63b4c296	50	int pullup_pin; /* active == D+ pulled up */
f3db6e82	51	u8 pullup_active_low; /* true == pullup_pin is active low */
73a59c1c SP	52	};
	53	extern void __init at91_add_device_udc(struct at91_udc_data *data);
	54
53d71680 SP	55	/* USB High Speed Device */
	56	extern void __init at91_add_device_usba(struct usba_platform_data *data);
	57
73a59c1c SP	58	/* Compact Flash */
73a59c1c SP	59	struct at91_cf_data {
63b4c296 JCPV	60	int irq_pin; /* I/O IRQ */
	61	int det_pin; /* Card detect */
	62	int vcc_pin; /* power switching */
	63	int rst_pin; /* card reset */
c019d49b	64	u8 chipselect; /* EBI Chip Select number */
6e5f1e11 SG	65	u8 flags;
	66	#define AT91_CF_TRUE_IDE 0x01
	67	#define AT91_IDE_SWAP_A0_A2 0x02
73a59c1c SP	68	};
	69	extern void __init at91_add_device_cf(struct at91_cf_data *data);
	70
	71	/* MMC / SD */
864f38eb	72	/* at91_mci platform config */
73a59c1c	73	struct at91_mmc_data {
63b4c296	74	int det_pin; /* card detect IRQ */
c019d49b	75	unsigned slot_b:1; /* uses Slot B */
73a59c1c	76	unsigned wire4:1; /* (SD) supports DAT0..DAT3 */
63b4c296 JCPV	77	int wp_pin; /* (SD) writeprotect detect */
63b4c296 JCPV	78	int vcc_pin; /* power switching (high == on) */
73a59c1c	79	};
d0760b3b	80	extern void __init at91_add_device_mmc(short mmc_id, struct at91_mmc_data *data);
73a59c1c	81
864f38eb RE	82	/* atmel-mci platform config */
	83	extern void __init at91_add_device_mci(short mmc_id, struct mci_platform_data *data);
	84
84e0cdb0	85	extern void __init at91_add_device_eth(struct macb_platform_data *data);
a93d48cc	86
73a59c1c SP	87	/* USB Host */
	88	struct at91_usbh_data {
	89	u8 ports; /* number of ports on root hub */
63b4c296	90	int vbus_pin[2]; /* port power-control pin */
8134ff55	91	u8 vbus_pin_active_low[2];
aa6e52a3	92	u8 overcurrent_supported;
63b4c296	93	int overcurrent_pin[2];
aa6e52a3 TP	94	u8 overcurrent_status[2];
aa6e52a3 TP	95	u8 overcurrent_changed[2];
73a59c1c SP	96	};
73a59c1c SP	97	extern void __init at91_add_device_usbh(struct at91_usbh_data *data);
789b23bc	98	extern void __init at91_add_device_usbh_ohci(struct at91_usbh_data *data);
f51f78c0	99	extern void __init at91_add_device_usbh_ehci(struct at91_usbh_data *data);
73a59c1c	100
3267c077	101	/* NAND / SmartMedia */
3c3796cc	102	struct atmel_nand_data {
63b4c296 JCPV	103	int enable_pin; /* chip enable */
	104	int det_pin; /* card detect */
	105	int rdy_pin; /* ready/busy */
744f6592	106	u8 rdy_pin_active_low; /* rdy_pin value is inverted */
3267c077 AV	107	u8 ale; /* address line number connected to ALE */
3267c077 AV	108	u8 cle; /* address line number connected to CLE */
c019d49b	109	u8 bus_width_16; /* buswidth is 16 bit */
1754aab9 DES	110	struct mtd_partition *parts;
1754aab9 DES	111	unsigned int num_parts;
3267c077	112	};
3c3796cc	113	extern void __init at91_add_device_nand(struct atmel_nand_data *data);
3267c077 AV	114
3267c077 AV	115	/* I2C*/
789b23bc NF	116	#if defined(CONFIG_ARCH_AT91SAM9G45)
	117	extern void __init at91_add_device_i2c(short i2c_id, struct i2c_board_info *devices, int nr_devices);
	118	#else
f230d3f5	119	extern void __init at91_add_device_i2c(struct i2c_board_info *devices, int nr_devices);
789b23bc	120	#endif
3267c077	121
82dc0772 AV	122	/* SPI */
	123	extern void __init at91_add_device_spi(struct spi_board_info *devices, int nr_devices);
	124
	125	/* Serial */
c8f385a6 AV	126	#define ATMEL_UART_CTS 0x01
	127	#define ATMEL_UART_RTS 0x02
	128	#define ATMEL_UART_DSR 0x04
	129	#define ATMEL_UART_DTR 0x08
	130	#define ATMEL_UART_DCD 0x10
	131	#define ATMEL_UART_RI 0x20
	132
	133	extern void __init at91_register_uart(unsigned id, unsigned portnr, unsigned pins);
	134	extern void __init at91_set_serial_console(unsigned portnr);
	135
73e2798b	136	extern struct platform_device *atmel_default_console_device;
82dc0772	137
73e2798b	138	struct atmel_uart_data {
2b348e2f	139	int num; /* port num */
e8faff73 CS	140	short use_dma_tx; /* use transmit DMA? */
	141	short use_dma_rx; /* use receive DMA? */
	142	void __iomem regs; / virt. base address, if any */
	143	struct serial_rs485 rs485; /* rs485 settings */
82dc0772 AV	144	};
82dc0772 AV	145	extern void __init at91_add_device_serial(void);
3267c077	146
bb1ad68b AV	147	/*
	148	* PWM
	149	*/
	150	#define AT91_PWM0 0
	151	#define AT91_PWM1 1
	152	#define AT91_PWM2 2
	153	#define AT91_PWM3 3
	154
	155	extern void __init at91_add_device_pwm(u32 mask);
	156
bfbc3266 AV	157	/*
	158	* SSC -- accessed through ssc_request(id). Drivers don't bind to SSC
	159	* platform devices. Their SSC ID is part of their configuration data,
	160	* along with information about which SSC signals they should use.
	161	*/
	162	#define ATMEL_SSC_TK 0x01
	163	#define ATMEL_SSC_TF 0x02
	164	#define ATMEL_SSC_TD 0x04
	165	#define ATMEL_SSC_TX (ATMEL_SSC_TK \| ATMEL_SSC_TF \| ATMEL_SSC_TD)
	166
	167	#define ATMEL_SSC_RK 0x10
	168	#define ATMEL_SSC_RF 0x20
	169	#define ATMEL_SSC_RD 0x40
	170	#define ATMEL_SSC_RX (ATMEL_SSC_RK \| ATMEL_SSC_RF \| ATMEL_SSC_RD)
	171
	172	extern void __init at91_add_device_ssc(unsigned id, unsigned pins);
	173
7776a94c AV	174	/* LCD Controller */
	175	struct atmel_lcdfb_info;
	176	extern void __init at91_add_device_lcdc(struct atmel_lcdfb_info *data);
	177
	178	/* AC97 */
d656f07a	179	extern void __init at91_add_device_ac97(struct ac97c_platform_data *data);
7776a94c	180
e2920802 AV	181	/* ISI */
	182	extern void __init at91_add_device_isi(void);
	183
f7647e63	184	/* Touchscreen Controller */
423c9b0d NF	185	struct at91_tsadcc_data {
	186	unsigned int adc_clock;
	187	u8 pendet_debounce;
	188	u8 ts_sample_hold_time;
	189	};
	190	extern void __init at91_add_device_tsadcc(struct at91_tsadcc_data *data);
f7647e63	191
58a587dc MKB	192	/* CAN */
	193	struct at91_can_data {
	194	void (*transceiver_switch)(int on);
	195	};
	196	extern void __init at91_add_device_can(struct at91_can_data *data);
	197
cc2832a1	198	/* LEDs */
cc2832a1	199	extern void __init at91_init_leds(u8 cpu_led, u8 timer_led);
a04ff1af	200	extern void __init at91_gpio_leds(struct gpio_led *leds, int nr);
a7307bf2	201	extern void __init at91_pwm_leds(struct gpio_led *leds, int nr);
cc2832a1	202
a80770ce RK	203	/* FIXME: this needs a better location, but gets stuff building again */
	204	extern int at91_suspend_entering_slow_clock(void);
	205
73a59c1c	206	#endif