release/src-rt-6.x.4708/linux/linux-2.6.36/arch/arm/plat-omap/include/plat/board.h

   1 /*
   2  *  arch/arm/plat-omap/include/mach/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 <plat/gpio-switch.h>
  16
  17 /*
  18  * OMAP35x EVM revision
  19  * Run time detection of EVM revision is done by reading Ethernet
  20  * PHY ID -
  21  *      GEN_1   = 0x01150000
  22  *      GEN_2   = 0x92200000
  23  */
  24 enum {
  25         OMAP3EVM_BOARD_GEN_1 = 0,       /* EVM Rev between  A - D */
  26         OMAP3EVM_BOARD_GEN_2,           /* EVM Rev >= Rev E */
  27 };
  28
  29 /* Different peripheral ids */
  30 #define OMAP_TAG_CLOCK          0x4f01
  31 #define OMAP_TAG_LCD            0x4f05
  32 #define OMAP_TAG_GPIO_SWITCH    0x4f06
  33 #define OMAP_TAG_FBMEM          0x4f08
  34 #define OMAP_TAG_STI_CONSOLE    0x4f09
  35 #define OMAP_TAG_CAMERA_SENSOR  0x4f0a
  36
  37 #define OMAP_TAG_BOOT_REASON    0x4f80
  38 #define OMAP_TAG_FLASH_PART     0x4f81
  39 #define OMAP_TAG_VERSION_STR    0x4f82
  40
  41 struct omap_clock_config {
  42         /* 0 for 12 MHz, 1 for 13 MHz and 2 for 19.2 MHz */
  43         u8 system_clock_type;
  44 };
  45
  46 struct omap_serial_console_config {
  47         u8 console_uart;
  48         u32 console_speed;
  49 };
  50
  51 struct omap_sti_console_config {
  52         unsigned enable:1;
  53         u8 channel;
  54 };
  55
  56 struct omap_camera_sensor_config {
  57         u16 reset_gpio;
  58         int (*power_on)(void * data);
  59         int (*power_off)(void * data);
  60 };
  61
  62 struct omap_usb_config {
  63         /* Configure drivers according to the connectors on your board:
  64          *  - "A" connector (rectagular)
  65          *      ... for host/OHCI use, set "register_host".
  66          *  - "B" connector (squarish) or "Mini-B"
  67          *      ... for device/gadget use, set "register_dev".
  68          *  - "Mini-AB" connector (very similar to Mini-B)
  69          *      ... for OTG use as device OR host, initialize "otg"
  70          */
  71         unsigned        register_host:1;
  72         unsigned        register_dev:1;
  73         u8              otg;    /* port number, 1-based:  usb1 == 2 */
  74
  75         u8              hmc_mode;
  76
  77         /* implicitly true if otg:  host supports remote wakeup? */
  78         u8              rwc;
  79
  80         /* signaling pins used to talk to transceiver on usbN:
  81          *  0 == usbN unused
  82          *  2 == usb0-only, using internal transceiver
  83          *  3 == 3 wire bidirectional
  84          *  4 == 4 wire bidirectional
  85          *  6 == 6 wire unidirectional (or TLL)
  86          */
  87         u8              pins[3];
  88
  89         struct platform_device *udc_device;
  90         struct platform_device *ohci_device;
  91         struct platform_device *otg_device;
  92
  93         u32 (*usb0_init)(unsigned nwires, unsigned is_device);
  94         u32 (*usb1_init)(unsigned nwires);
  95         u32 (*usb2_init)(unsigned nwires, unsigned alt_pingroup);
  96 };
  97
  98 struct omap_lcd_config {
  99         char panel_name[16];
 100         char ctrl_name[16];
 101         s16  nreset_gpio;
 102         u8   data_lines;
 103 };
 104
 105 struct device;
 106 struct fb_info;
 107 struct omap_backlight_config {
 108         int default_intensity;
 109         int (*set_power)(struct device *dev, int state);
 110 };
 111
 112 struct omap_fbmem_config {
 113         u32 start;
 114         u32 size;
 115 };
 116
 117 struct omap_pwm_led_platform_data {
 118         const char *name;
 119         int intensity_timer;
 120         int blink_timer;
 121         void (*set_power)(struct omap_pwm_led_platform_data *self, int on_off);
 122 };
 123
 124 struct omap_uart_config {
 125         /* Bit field of UARTs present; bit 0 --> UART1 */
 126         unsigned int enabled_uarts;
 127 };
 128
 129
 130 struct omap_flash_part_config {
 131         char part_table[0];
 132 };
 133
 134 struct omap_boot_reason_config {
 135         char reason_str[12];
 136 };
 137
 138 struct omap_version_config {
 139         char component[12];
 140         char version[12];
 141 };
 142
 143 struct omap_board_config_entry {
 144         u16 tag;
 145         u16 len;
 146         u8  data[0];
 147 };
 148
 149 struct omap_board_config_kernel {
 150         u16 tag;
 151         const void *data;
 152 };
 153
 154 extern const void *__omap_get_config(u16 tag, size_t len, int nr);
 155
 156 #define omap_get_config(tag, type) \
 157         ((const type *) __omap_get_config((tag), sizeof(type), 0))
 158 #define omap_get_nr_config(tag, type, nr) \
 159         ((const type *) __omap_get_config((tag), sizeof(type), (nr)))
 160
 161 extern const void *omap_get_var_config(u16 tag, size_t *len);
 162
 163 extern struct omap_board_config_kernel *omap_board_config;
 164 extern int omap_board_config_size;
 165
 166
 167 /* for TI reference platforms sharing the same debug card */
 168 extern int debug_card_init(u32 addr, unsigned gpio);
 169
 170 /* OMAP3EVM revision */
 171 #if defined(CONFIG_MACH_OMAP3EVM)
 172 u8 get_omap3_evm_rev(void);
 173 #else
 174 #define get_omap3_evm_rev() (-EINVAL)
 175 #endif
 176 #endif