xref: /OK3568_Linux_fs/kernel/include/linux/platform_data/net-cw1200.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-only */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * Copyright (C) ST-Ericsson SA 2011
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * Author: Dmitry Tarnyagin <dmitry.tarnyagin@stericsson.com>
6*4882a593Smuzhiyun  */
7*4882a593Smuzhiyun 
8*4882a593Smuzhiyun #ifndef CW1200_PLAT_H_INCLUDED
9*4882a593Smuzhiyun #define CW1200_PLAT_H_INCLUDED
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun struct cw1200_platform_data_spi {
12*4882a593Smuzhiyun 	u8 spi_bits_per_word;           /* REQUIRED */
13*4882a593Smuzhiyun 	u16 ref_clk;                    /* REQUIRED (in KHz) */
14*4882a593Smuzhiyun 
15*4882a593Smuzhiyun 	/* All others are optional */
16*4882a593Smuzhiyun 	bool have_5ghz;
17*4882a593Smuzhiyun 	int reset;                     /* GPIO to RSTn signal (0 disables) */
18*4882a593Smuzhiyun 	int powerup;                   /* GPIO to POWERUP signal (0 disables) */
19*4882a593Smuzhiyun 	int (*power_ctrl)(const struct cw1200_platform_data_spi *pdata,
20*4882a593Smuzhiyun 			  bool enable); /* Control 3v3 / 1v8 supply */
21*4882a593Smuzhiyun 	int (*clk_ctrl)(const struct cw1200_platform_data_spi *pdata,
22*4882a593Smuzhiyun 			bool enable); /* Control CLK32K */
23*4882a593Smuzhiyun 	const u8 *macaddr;  /* if NULL, use cw1200_mac_template module parameter */
24*4882a593Smuzhiyun 	const char *sdd_file;  /* if NULL, will use default for detected hw type */
25*4882a593Smuzhiyun };
26*4882a593Smuzhiyun 
27*4882a593Smuzhiyun struct cw1200_platform_data_sdio {
28*4882a593Smuzhiyun 	u16 ref_clk;                    /* REQUIRED (in KHz) */
29*4882a593Smuzhiyun 
30*4882a593Smuzhiyun 	/* All others are optional */
31*4882a593Smuzhiyun 	bool have_5ghz;
32*4882a593Smuzhiyun 	bool no_nptb;       /* SDIO hardware does not support non-power-of-2-blocksizes */
33*4882a593Smuzhiyun 	int reset;          /* GPIO to RSTn signal (0 disables) */
34*4882a593Smuzhiyun 	int powerup;        /* GPIO to POWERUP signal (0 disables) */
35*4882a593Smuzhiyun 	int irq;            /* IRQ line or 0 to use SDIO IRQ */
36*4882a593Smuzhiyun 	int (*power_ctrl)(const struct cw1200_platform_data_sdio *pdata,
37*4882a593Smuzhiyun 			  bool enable); /* Control 3v3 / 1v8 supply */
38*4882a593Smuzhiyun 	int (*clk_ctrl)(const struct cw1200_platform_data_sdio *pdata,
39*4882a593Smuzhiyun 			bool enable); /* Control CLK32K */
40*4882a593Smuzhiyun 	const u8 *macaddr;  /* if NULL, use cw1200_mac_template module parameter */
41*4882a593Smuzhiyun 	const char *sdd_file;  /* if NULL, will use default for detected hw type */
42*4882a593Smuzhiyun };
43*4882a593Smuzhiyun 
44*4882a593Smuzhiyun 
45*4882a593Smuzhiyun /* An example of SPI support in your board setup file:
46*4882a593Smuzhiyun 
47*4882a593Smuzhiyun    static struct cw1200_platform_data_spi cw1200_platform_data = {
48*4882a593Smuzhiyun        .ref_clk = 38400,
49*4882a593Smuzhiyun        .spi_bits_per_word = 16,
50*4882a593Smuzhiyun        .reset = GPIO_RF_RESET,
51*4882a593Smuzhiyun        .powerup = GPIO_RF_POWERUP,
52*4882a593Smuzhiyun        .macaddr = wifi_mac_addr,
53*4882a593Smuzhiyun        .sdd_file = "sdd_sagrad_1091_1098.bin",
54*4882a593Smuzhiyun   };
55*4882a593Smuzhiyun   static struct spi_board_info myboard_spi_devices[] __initdata = {
56*4882a593Smuzhiyun        {
57*4882a593Smuzhiyun                .modalias = "cw1200_wlan_spi",
58*4882a593Smuzhiyun                .max_speed_hz = 52000000,
59*4882a593Smuzhiyun                .bus_num = 0,
60*4882a593Smuzhiyun                .irq = WIFI_IRQ,
61*4882a593Smuzhiyun                .platform_data = &cw1200_platform_data,
62*4882a593Smuzhiyun                .chip_select = 0,
63*4882a593Smuzhiyun        },
64*4882a593Smuzhiyun   };
65*4882a593Smuzhiyun 
66*4882a593Smuzhiyun  */
67*4882a593Smuzhiyun 
68*4882a593Smuzhiyun /* An example of SDIO support in your board setup file:
69*4882a593Smuzhiyun 
70*4882a593Smuzhiyun   static struct cw1200_platform_data_sdio my_cw1200_platform_data = {
71*4882a593Smuzhiyun 	.ref_clk = 38400,
72*4882a593Smuzhiyun 	.have_5ghz = false,
73*4882a593Smuzhiyun 	.sdd_file = "sdd_myplatform.bin",
74*4882a593Smuzhiyun   };
75*4882a593Smuzhiyun   cw1200_sdio_set_platform_data(&my_cw1200_platform_data);
76*4882a593Smuzhiyun 
77*4882a593Smuzhiyun  */
78*4882a593Smuzhiyun 
79*4882a593Smuzhiyun void __init cw1200_sdio_set_platform_data(struct cw1200_platform_data_sdio *pdata);
80*4882a593Smuzhiyun 
81*4882a593Smuzhiyun #endif /* CW1200_PLAT_H_INCLUDED */
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