include/asm-arm/arch-omap/board.h

   1 /*
   2  *  linux/include/asm-arm/arch-omap/board.h
   3  *
   4  *  Information structures for board-specific data
   5  *
   6  *  Copyright (C) 2004  Nokia Corporation
   7  *  Written by Juha Yrjölä <juha.yrjola@nokia.com>
   8  */
   9
  10 #ifndef _OMAP_BOARD_H
  11 #define _OMAP_BOARD_H
  12
  13 #include <linux/types.h>
  14
  15 #include <asm/arch/gpio-switch.h>
  16
  17 /* Different peripheral ids */
  18 #define OMAP_TAG_CLOCK          0x4f01
  19 #define OMAP_TAG_MMC            0x4f02
  20 #define OMAP_TAG_SERIAL_CONSOLE 0x4f03
  21 #define OMAP_TAG_USB            0x4f04
  22 #define OMAP_TAG_LCD            0x4f05
  23 #define OMAP_TAG_GPIO_SWITCH    0x4f06
  24 #define OMAP_TAG_UART           0x4f07
  25 #define OMAP_TAG_FBMEM          0x4f08
  26 #define OMAP_TAG_STI_CONSOLE    0x4f09
  27 #define OMAP_TAG_CAMERA_SENSOR  0x4f0a
  28
  29 #define OMAP_TAG_BOOT_REASON    0x4f80
  30 #define OMAP_TAG_FLASH_PART     0x4f81
  31 #define OMAP_TAG_VERSION_STR    0x4f82
  32
  33 struct omap_clock_config {
  34         /* 0 for 12 MHz, 1 for 13 MHz and 2 for 19.2 MHz */
  35         u8 system_clock_type;
  36 };
  37
  38 struct omap_mmc_conf {
  39         unsigned enabled:1;
  40         /* nomux means "standard" muxing is wrong on this board, and that
  41          * board-specific code handled it before common init logic.
  42          */
  43         unsigned nomux:1;
  44         /* switch pin can be for card detect (default) or card cover */
  45         unsigned cover:1;
  46         /* 4 wire signaling is optional, and is only used for SD/SDIO */
  47         unsigned wire4:1;
  48         s16 power_pin;
  49         s16 switch_pin;
  50         s16 wp_pin;
  51 };
  52
  53 struct omap_mmc_config {
  54         struct omap_mmc_conf mmc[2];
  55 };
  56
  57 struct omap_serial_console_config {
  58         u8 console_uart;
  59         u32 console_speed;
  60 };
  61
  62 struct omap_sti_console_config {
  63         unsigned enable:1;
  64         u8 channel;
  65 };
  66
  67 struct omap_camera_sensor_config {
  68         u16 reset_gpio;
  69         int (*power_on)(void * data);
  70         int (*power_off)(void * data);
  71 };
  72
  73 struct omap_usb_config {
  74         /* Configure drivers according to the connectors on your board:
  75          *  - "A" connector (rectagular)
  76          *      ... for host/OHCI use, set "register_host".
  77          *  - "B" connector (squarish) or "Mini-B"
  78          *      ... for device/gadget use, set "register_dev".
  79          *  - "Mini-AB" connector (very similar to Mini-B)
  80          *      ... for OTG use as device OR host, initialize "otg"
  81          */
  82         unsigned        register_host:1;
  83         unsigned        register_dev:1;
  84         u8              otg;    /* port number, 1-based:  usb1 == 2 */
  85
  86         u8              hmc_mode;
  87
  88         /* implicitly true if otg:  host supports remote wakeup? */
  89         u8              rwc;
  90
  91         /* signaling pins used to talk to transceiver on usbN:
  92          *  0 == usbN unused
  93          *  2 == usb0-only, using internal transceiver
  94          *  3 == 3 wire bidirectional
  95          *  4 == 4 wire bidirectional
  96          *  6 == 6 wire unidirectional (or TLL)
  97          */
  98         u8              pins[3];
  99 };
 100
 101 struct omap_lcd_config {
 102         char panel_name[16];
 103         char ctrl_name[16];
 104         s16  nreset_gpio;
 105         u8   data_lines;
 106 };
 107
 108 struct device;
 109 struct fb_info;
 110 struct omap_backlight_config {
 111         int default_intensity;
 112         int (*set_power)(struct device *dev, int state);
 113         int (*check_fb)(struct fb_info *fb);
 114 };
 115
 116 struct omap_fbmem_config {
 117         u32 start;
 118         u32 size;
 119 };
 120
 121 struct omap_pwm_led_platform_data {
 122         const char *name;
 123         int intensity_timer;
 124         int blink_timer;
 125         void (*set_power)(struct omap_pwm_led_platform_data *self, int on_off);
 126 };
 127
 128 /* See include/asm-arm/arch-omap/gpio-switch.h for definitions */
 129 struct omap_gpio_switch_config {
 130         char name[12];
 131         u16 gpio;
 132         int flags:4;
 133         int type:4;
 134         int key_code:24; /* Linux key code */
 135 };
 136
 137 struct omap_uart_config {
 138         /* Bit field of UARTs present; bit 0 --> UART1 */
 139         unsigned int enabled_uarts;
 140 };
 141
 142
 143 struct omap_flash_part_config {
 144         char part_table[0];
 145 };
 146
 147 struct omap_boot_reason_config {
 148         char reason_str[12];
 149 };
 150
 151 struct omap_version_config {
 152         char component[12];
 153         char version[12];
 154 };
 155
 156
 157 #include <asm-arm/arch-omap/board-nokia.h>
 158
 159 struct omap_board_config_entry {
 160         u16 tag;
 161         u16 len;
 162         u8  data[0];
 163 };
 164
 165 struct omap_board_config_kernel {
 166         u16 tag;
 167         const void *data;
 168 };
 169
 170 extern const void *__omap_get_config(u16 tag, size_t len, int nr);
 171
 172 #define omap_get_config(tag, type) \
 173         ((const type *) __omap_get_config((tag), sizeof(type), 0))
 174 #define omap_get_nr_config(tag, type, nr) \
 175         ((const type *) __omap_get_config((tag), sizeof(type), (nr)))
 176
 177 extern const void *omap_get_var_config(u16 tag, size_t *len);
 178
 179 extern struct omap_board_config_kernel *omap_board_config;
 180 extern int omap_board_config_size;
 181
 182
 183 /* for TI reference platforms sharing the same debug card */
 184 extern int debug_card_init(u32 addr, unsigned gpio);
 185
 186 #endif