mirror of https://gitee.com/openkylin/linux.git
81 lines
2.5 KiB
C
81 lines
2.5 KiB
C
/*
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* include/asm-arm/arch-at91rm9200/board.h
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*
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* Copyright (C) 2005 HP Labs
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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/*
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* These are data structures found in platform_device.dev.platform_data,
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* and describing board-specfic data needed by drivers. For example,
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* which pin is used for a given GPIO role.
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*
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* In 2.6, drivers should strongly avoid board-specific knowledge so
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* that supporting new boards normally won't require driver patches.
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* Most board-specific knowledge should be in arch/.../board-*.c files.
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*/
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#ifndef __ASM_ARCH_BOARD_H
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#define __ASM_ARCH_BOARD_H
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/* Clocks */
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extern unsigned long at91_master_clock;
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/* Serial Port */
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extern int at91_serial_map[AT91_NR_UART];
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extern int at91_console_port;
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/* USB Device */
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struct at91_udc_data {
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u8 vbus_pin; /* high == host powering us */
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u8 pullup_pin; /* high == D+ pulled up */
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};
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extern void __init at91_add_device_udc(struct at91_udc_data *data);
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/* Compact Flash */
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struct at91_cf_data {
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u8 irq_pin; /* I/O IRQ */
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u8 det_pin; /* Card detect */
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u8 vcc_pin; /* power switching */
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u8 rst_pin; /* card reset */
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};
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extern void __init at91_add_device_cf(struct at91_cf_data *data);
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/* MMC / SD */
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struct at91_mmc_data {
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u8 det_pin; /* card detect IRQ */
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unsigned is_b:1; /* uses B side (vs A) */
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unsigned wire4:1; /* (SD) supports DAT0..DAT3 */
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u8 wp_pin; /* (SD) writeprotect detect */
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u8 vcc_pin; /* power switching (high == on) */
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};
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extern void __init at91_add_device_mmc(struct at91_mmc_data *data);
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/* Ethernet */
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struct at91_eth_data {
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u8 phy_irq_pin; /* PHY IRQ */
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u8 is_rmii; /* using RMII interface? */
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};
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extern void __init at91_add_device_eth(struct at91_eth_data *data);
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/* USB Host */
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struct at91_usbh_data {
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u8 ports; /* number of ports on root hub */
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};
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extern void __init at91_add_device_usbh(struct at91_usbh_data *data);
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#endif
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