2 * include/asm-arm/arch-at91rm9200/board.h
4 * Copyright (C) 2005 HP Labs
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.
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.
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
22 * These are data structures found in platform_device.dev.platform_data,
23 * and describing board-specfic data needed by drivers. For example,
24 * which pin is used for a given GPIO role.
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.
31 #ifndef __ASM_ARCH_BOARD_H
32 #define __ASM_ARCH_BOARD_H
35 extern unsigned long at91_master_clock;
38 extern int at91_serial_map[AT91_NR_UART];
39 extern int at91_console_port;
41 #include <linux/mtd/partitions.h>
42 #include <linux/device.h>
43 #include <linux/spi/spi.h>
46 struct at91_udc_data {
47 u8 vbus_pin; /* high == host powering us */
48 u8 pullup_pin; /* high == D+ pulled up */
50 extern void __init at91_add_device_udc(struct at91_udc_data *data);
54 u8 irq_pin; /* I/O IRQ */
55 u8 det_pin; /* Card detect */
56 u8 vcc_pin; /* power switching */
57 u8 rst_pin; /* card reset */
59 extern void __init at91_add_device_cf(struct at91_cf_data *data);
62 struct at91_mmc_data {
63 u8 det_pin; /* card detect IRQ */
64 unsigned is_b:1; /* uses B side (vs A) */
65 unsigned wire4:1; /* (SD) supports DAT0..DAT3 */
66 u8 wp_pin; /* (SD) writeprotect detect */
67 u8 vcc_pin; /* power switching (high == on) */
69 extern void __init at91_add_device_mmc(struct at91_mmc_data *data);
72 struct at91_eth_data {
73 u8 phy_irq_pin; /* PHY IRQ */
74 u8 is_rmii; /* using RMII interface? */
76 extern void __init at91_add_device_eth(struct at91_eth_data *data);
79 struct at91_usbh_data {
80 u8 ports; /* number of ports on root hub */
82 extern void __init at91_add_device_usbh(struct at91_usbh_data *data);
84 /* NAND / SmartMedia */
85 struct at91_nand_data {
86 u8 enable_pin; /* chip enable */
87 u8 det_pin; /* card detect */
88 u8 rdy_pin; /* ready/busy */
89 u8 ale; /* address line number connected to ALE */
90 u8 cle; /* address line number connected to CLE */
91 struct mtd_partition* (*partition_info)(int, int*);
93 extern void __init at91_add_device_nand(struct at91_nand_data *data);
96 extern void __init at91_add_device_i2c(void);
99 extern void __init at91_add_device_spi(struct spi_board_info *devices, int nr_devices);
102 struct at91_uart_config {
103 unsigned short console_tty; /* tty number of serial console */
104 unsigned short nr_tty; /* number of serial tty's */
105 short tty_map[]; /* map UART to tty number */
107 extern struct platform_device *at91_default_console_device;
108 extern void __init at91_init_serial(struct at91_uart_config *config);
110 struct at91_uart_data {
111 short use_dma_tx; /* use transmit DMA? */
112 short use_dma_rx; /* use receive DMA? */
114 extern void __init at91_add_device_serial(void);
117 extern u8 at91_leds_cpu;
118 extern u8 at91_leds_timer;
119 extern void __init at91_init_leds(u8 cpu_led, u8 timer_led);