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kernel/linux-rt-4.4.41/include/linux/platform_data/net-cw1200.h 2.72 KB
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  /*
   * Copyright (C) ST-Ericsson SA 2011
   *
   * Author: Dmitry Tarnyagin <dmitry.tarnyagin@stericsson.com>
   * License terms: GNU General Public License (GPL) version 2
   */
  
  #ifndef CW1200_PLAT_H_INCLUDED
  #define CW1200_PLAT_H_INCLUDED
  
  struct cw1200_platform_data_spi {
  	u8 spi_bits_per_word;           /* REQUIRED */
  	u16 ref_clk;                    /* REQUIRED (in KHz) */
  
  	/* All others are optional */
  	bool have_5ghz;
  	int reset;                     /* GPIO to RSTn signal (0 disables) */
  	int powerup;                   /* GPIO to POWERUP signal (0 disables) */
  	int (*power_ctrl)(const struct cw1200_platform_data_spi *pdata,
  			  bool enable); /* Control 3v3 / 1v8 supply */
  	int (*clk_ctrl)(const struct cw1200_platform_data_spi *pdata,
  			bool enable); /* Control CLK32K */
  	const u8 *macaddr;  /* if NULL, use cw1200_mac_template module parameter */
  	const char *sdd_file;  /* if NULL, will use default for detected hw type */
  };
  
  struct cw1200_platform_data_sdio {
  	u16 ref_clk;                    /* REQUIRED (in KHz) */
  
  	/* All others are optional */
  	bool have_5ghz;
  	bool no_nptb;       /* SDIO hardware does not support non-power-of-2-blocksizes */
  	int reset;          /* GPIO to RSTn signal (0 disables) */
  	int powerup;        /* GPIO to POWERUP signal (0 disables) */
  	int irq;            /* IRQ line or 0 to use SDIO IRQ */
  	int (*power_ctrl)(const struct cw1200_platform_data_sdio *pdata,
  			  bool enable); /* Control 3v3 / 1v8 supply */
  	int (*clk_ctrl)(const struct cw1200_platform_data_sdio *pdata,
  			bool enable); /* Control CLK32K */
  	const u8 *macaddr;  /* if NULL, use cw1200_mac_template module parameter */
  	const char *sdd_file;  /* if NULL, will use default for detected hw type */
  };
  
  
  /* An example of SPI support in your board setup file:
  
     static struct cw1200_platform_data_spi cw1200_platform_data = {
         .ref_clk = 38400,
         .spi_bits_per_word = 16,
         .reset = GPIO_RF_RESET,
         .powerup = GPIO_RF_POWERUP,
         .macaddr = wifi_mac_addr,
         .sdd_file = "sdd_sagrad_1091_1098.bin",
    };
    static struct spi_board_info myboard_spi_devices[] __initdata = {
         {
                 .modalias = "cw1200_wlan_spi",
                 .max_speed_hz = 52000000,
                 .bus_num = 0,
                 .irq = WIFI_IRQ,
                 .platform_data = &cw1200_platform_data,
                 .chip_select = 0,
         },
    };
  
   */
  
  /* An example of SDIO support in your board setup file:
  
    static struct cw1200_platform_data_sdio my_cw1200_platform_data = {
  	.ref_clk = 38400,
  	.have_5ghz = false,
  	.sdd_file = "sdd_myplatform.bin",
    };
    cw1200_sdio_set_platform_data(&my_cw1200_platform_data);
  
   */
  
  void __init cw1200_sdio_set_platform_data(struct cw1200_platform_data_sdio *pdata);
  
  #endif /* CW1200_PLAT_H_INCLUDED */