include/linux/platform_data/net-cw1200.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /*
   3  * Copyright (C) ST-Ericsson SA 2011
   4  *
   5  * Author: Dmitry Tarnyagin <dmitry.tarnyagin@stericsson.com>
   6  */
   7
   8 #ifndef CW1200_PLAT_H_INCLUDED
   9 #define CW1200_PLAT_H_INCLUDED
  10
  11 struct 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 (*power_ctrl)(const struct cw1200_platform_data_spi *pdata,
  18                           bool enable); /* Control 3v3 / 1v8 supply */
  19         int (*clk_ctrl)(const struct cw1200_platform_data_spi *pdata,
  20                         bool enable); /* Control CLK32K */
  21         const u8 *macaddr;  /* if NULL, use cw1200_mac_template module parameter */
  22         const char *sdd_file;  /* if NULL, will use default for detected hw type */
  23 };
  24
  25 struct cw1200_platform_data_sdio {
  26         u16 ref_clk;                    /* REQUIRED (in KHz) */
  27
  28         /* All others are optional */
  29         bool have_5ghz;
  30         bool no_nptb;       /* SDIO hardware does not support non-power-of-2-blocksizes */
  31         int irq;            /* IRQ line or 0 to use SDIO IRQ */
  32         int (*power_ctrl)(const struct cw1200_platform_data_sdio *pdata,
  33                           bool enable); /* Control 3v3 / 1v8 supply */
  34         int (*clk_ctrl)(const struct cw1200_platform_data_sdio *pdata,
  35                         bool enable); /* Control CLK32K */
  36         const u8 *macaddr;  /* if NULL, use cw1200_mac_template module parameter */
  37         const char *sdd_file;  /* if NULL, will use default for detected hw type */
  38 };
  39
  40
  41 /* An example of SPI support in your board setup file:
  42
  43    static struct cw1200_platform_data_spi cw1200_platform_data = {
  44        .ref_clk = 38400,
  45        .spi_bits_per_word = 16,
  46        .reset = GPIO_RF_RESET,
  47        .powerup = GPIO_RF_POWERUP,
  48        .macaddr = wifi_mac_addr,
  49        .sdd_file = "sdd_sagrad_1091_1098.bin",
  50   };
  51   static struct spi_board_info myboard_spi_devices[] __initdata = {
  52        {
  53                .modalias = "cw1200_wlan_spi",
  54                .max_speed_hz = 52000000,
  55                .bus_num = 0,
  56                .irq = WIFI_IRQ,
  57                .platform_data = &cw1200_platform_data,
  58                .chip_select = 0,
  59        },
  60   };
  61
  62  */
  63
  64 /* An example of SDIO support in your board setup file:
  65
  66   static struct cw1200_platform_data_sdio my_cw1200_platform_data = {
  67         .ref_clk = 38400,
  68         .have_5ghz = false,
  69         .sdd_file = "sdd_myplatform.bin",
  70   };
  71   cw1200_sdio_set_platform_data(&my_cw1200_platform_data);
  72
  73  */
  74
  75 void __init cw1200_sdio_set_platform_data(struct cw1200_platform_data_sdio *pdata);
  76
  77 #endif /* CW1200_PLAT_H_INCLUDED */