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/*
* include/asm-arm/arch-at91/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/spi/spi.h>
/* USB Device */
struct at91_udc_data {
u8 vbus_pin; /* high == host powering us */
u8 pullup_pin; /* high == D+ pulled up */
};
extern void __init at91_add_device_udc(struct at91_udc_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 */
};
extern void __init at91_add_device_cf(struct at91_cf_data *data);
/* MMC / SD */
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(struct at91_mmc_data *data);
/* Ethernet */
struct at91_eth_data {
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)
#define eth_platform_data at91_eth_data
#endif
/* USB Host */
struct at91_usbh_data {
u8 ports; /* number of ports on root hub */
};
extern void __init at91_add_device_usbh(struct at91_usbh_data *data);
/* NAND / SmartMedia */
struct at91_nand_data {
u8 enable_pin; /* chip enable */
u8 det_pin; /* card detect */
u8 rdy_pin; /* ready/busy */
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 at91_nand_data *data);
/* I2C*/
extern void __init at91_add_device_i2c(void);
/* SPI */
extern void __init at91_add_device_spi(struct spi_board_info *devices, int nr_devices);
/* Serial */
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 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; /* virtual base address, if any */
};
extern void __init at91_add_device_serial(void);
/* LEDs */
extern u8 at91_leds_cpu;
extern u8 at91_leds_timer;
extern void __init at91_init_leds(u8 cpu_led, u8 timer_led);
#endif
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