LXR linux/include/linux/platform

   1/*
   2 * Copyright (C) ST-Ericsson SA 2011
   3 *
   4 * Author: Dmitry Tarnyagin <dmitry.tarnyagin@stericsson.com>
   5 * License terms: GNU General Public License (GPL) version 2
   6 */
   7
   8#ifndef CW1200_PLAT_H_INCLUDED
   9#define CW1200_PLAT_H_INCLUDED
  10
  11struct cw1200_platform_data_spi {
  12        u8 spi_bits_per_word;           /* REQUIRED */
  13        u16 ref_clk;                    /* REQUIRED (in KHz) */
  14
  15        /* All others are optional */
  16        bool have_5ghz;
  17        int reset;                     /* GPIO to RSTn signal (0 disables) */
  18        int powerup;                   /* GPIO to POWERUP signal (0 disables) */
  19        int (*power_ctrl)(const struct cw1200_platform_data_spi *pdata,
  20                          bool enable); /* Control 3v3 / 1v8 supply */
  21        int (*clk_ctrl)(const struct cw1200_platform_data_spi *pdata,
  22                        bool enable); /* Control CLK32K */
  23        const u8 *macaddr;  /* if NULL, use cw1200_mac_template module parameter */
  24        const char *sdd_file;  /* if NULL, will use default for detected hw type */
  25};
  26
  27struct cw1200_platform_data_sdio {
  28        u16 ref_clk;                    /* REQUIRED (in KHz) */
  29
  30        /* All others are optional */
  31        bool have_5ghz;
  32        bool no_nptb;       /* SDIO hardware does not support non-power-of-2-blocksizes */
  33        int reset;          /* GPIO to RSTn signal (0 disables) */
  34        int powerup;        /* GPIO to POWERUP signal (0 disables) */
  35        int irq;            /* IRQ line or 0 to use SDIO IRQ */
  36        int (*power_ctrl)(const struct cw1200_platform_data_sdio *pdata,
  37                          bool enable); /* Control 3v3 / 1v8 supply */
  38        int (*clk_ctrl)(const struct cw1200_platform_data_sdio *pdata,
  39                        bool enable); /* Control CLK32K */
  40        const u8 *macaddr;  /* if NULL, use cw1200_mac_template module parameter */
  41        const char *sdd_file;  /* if NULL, will use default for detected hw type */
  42};
  43
  44
  45/* An example of SPI support in your board setup file:
  46
  47   static struct cw1200_platform_data_spi cw1200_platform_data = {
  48       .ref_clk = 38400,
  49       .spi_bits_per_word = 16,
  50       .reset = GPIO_RF_RESET,
  51       .powerup = GPIO_RF_POWERUP,
  52       .macaddr = wifi_mac_addr,
  53       .sdd_file = "sdd_sagrad_1091_1098.bin",
  54  };
  55  static struct spi_board_info myboard_spi_devices[] __initdata = {
  56       {
  57               .modalias = "cw1200_wlan_spi",
  58               .max_speed_hz = 52000000,
  59               .bus_num = 0,
  60               .irq = WIFI_IRQ,
  61               .platform_data = &cw1200_platform_data,
  62               .chip_select = 0,
  63       },
  64  };
  65
  66 */
  67
  68/* An example of SDIO support in your board setup file:
  69
  70  static struct cw1200_platform_data_sdio my_cw1200_platform_data = {
  71        .ref_clk = 38400,
  72        .have_5ghz = false,
  73        .sdd_file = "sdd_myplatform.bin",
  74  };
  75  cw1200_sdio_set_platform_data(&my_cw1200_platform_data);
  76
  77 */
  78
  79void __init cw1200_sdio_set_platform_data(struct cw1200_platform_data_sdio *pdata);
  80
  81#endif /* CW1200_PLAT_H_INCLUDED */
  82