1 /* 2 * arch/arm/mach-at91/include/mach/board.h 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, 23 * and describing board-specific data needed by drivers. For example, 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 34 #include <linux/platform_data/atmel.h> 35 36 /* USB Device */ 37 extern void __init at91_add_device_udc(struct at91_udc_data *data); 38 39 /* USB High Speed Device */ 40 extern void __init at91_add_device_usba(struct usba_platform_data *data); 41 42 /* Compact Flash */ 43 extern void __init at91_add_device_cf(struct at91_cf_data *data); 44 45 /* MMC / SD */ 46 /* atmel-mci platform config */ 47 extern void __init at91_add_device_mci(short mmc_id, struct mci_platform_data *data); 48 49 extern void __init at91_add_device_eth(struct macb_platform_data *data); 50 51 /* USB Host */ 52 extern void __init at91_add_device_usbh(struct at91_usbh_data *data); 53 extern void __init at91_add_device_usbh_ohci(struct at91_usbh_data *data); 54 extern void __init at91_add_device_usbh_ehci(struct at91_usbh_data *data); 55 56 extern void __init at91_add_device_nand(struct atmel_nand_data *data); 57 58 /* I2C*/ 59 #if defined(CONFIG_ARCH_AT91SAM9G45) 60 extern void __init at91_add_device_i2c(short i2c_id, struct i2c_board_info *devices, int nr_devices); 61 #else 62 extern void __init at91_add_device_i2c(struct i2c_board_info *devices, int nr_devices); 63 #endif 64 65 /* SPI */ 66 extern void __init at91_add_device_spi(struct spi_board_info *devices, int nr_devices); 67 68 /* Serial */ 69 #define ATMEL_UART_CTS 0x01 70 #define ATMEL_UART_RTS 0x02 71 #define ATMEL_UART_DSR 0x04 72 #define ATMEL_UART_DTR 0x08 73 #define ATMEL_UART_DCD 0x10 74 #define ATMEL_UART_RI 0x20 75 76 extern void __init at91_register_uart(unsigned id, unsigned portnr, unsigned pins); 77 78 extern struct platform_device *atmel_default_console_device; 79 80 extern void __init at91_add_device_serial(void); 81 82 /* 83 * PWM 84 */ 85 #define AT91_PWM0 0 86 #define AT91_PWM1 1 87 #define AT91_PWM2 2 88 #define AT91_PWM3 3 89 90 extern void __init at91_add_device_pwm(u32 mask); 91 92 /* 93 * SSC -- accessed through ssc_request(id). Drivers don't bind to SSC 94 * platform devices. Their SSC ID is part of their configuration data, 95 * along with information about which SSC signals they should use. 96 */ 97 #define ATMEL_SSC_TK 0x01 98 #define ATMEL_SSC_TF 0x02 99 #define ATMEL_SSC_TD 0x04 100 #define ATMEL_SSC_TX (ATMEL_SSC_TK | ATMEL_SSC_TF | ATMEL_SSC_TD) 101 102 #define ATMEL_SSC_RK 0x10 103 #define ATMEL_SSC_RF 0x20 104 #define ATMEL_SSC_RD 0x40 105 #define ATMEL_SSC_RX (ATMEL_SSC_RK | ATMEL_SSC_RF | ATMEL_SSC_RD) 106 107 extern void __init at91_add_device_ssc(unsigned id, unsigned pins); 108 109 /* LCD Controller */ 110 struct atmel_lcdfb_pdata; 111 extern void __init at91_add_device_lcdc(struct atmel_lcdfb_pdata *data); 112 113 /* AC97 */ 114 extern void __init at91_add_device_ac97(struct ac97c_platform_data *data); 115 116 /* ISI */ 117 struct isi_platform_data; 118 extern void __init at91_add_device_isi(struct isi_platform_data *data, 119 bool use_pck_as_mck); 120 121 /* CAN */ 122 extern void __init at91_add_device_can(struct at91_can_data *data); 123 124 /* LEDs */ 125 extern void __init at91_gpio_leds(struct gpio_led *leds, int nr); 126 127 #endif 128