xref: /linux/include/linux/platform_data/net-cw1200.h (revision 79790b6818e96c58fe2bffee1b418c16e64e7b80)
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 */
78