1 /* SPDX-License-Identifier: GPL-2.0-or-later * 1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /* 2 /*
3 * board-specific data for the libertas_spi dr 3 * board-specific data for the libertas_spi driver.
4 * 4 *
5 * Copyright 2008 Analog Devices Inc. 5 * Copyright 2008 Analog Devices Inc.
6 */ 6 */
7 #ifndef _LIBERTAS_SPI_H_ 7 #ifndef _LIBERTAS_SPI_H_
8 #define _LIBERTAS_SPI_H_ 8 #define _LIBERTAS_SPI_H_
9 9
10 struct spi_device; 10 struct spi_device;
11 11
12 struct libertas_spi_platform_data { 12 struct libertas_spi_platform_data {
13 /* There are two ways to read data fro 13 /* There are two ways to read data from the WLAN module's SPI
14 * interface. Setting 0 or 1 here cont 14 * interface. Setting 0 or 1 here controls which one is used.
15 * 15 *
16 * Usually you want to set use_dummy_w 16 * Usually you want to set use_dummy_writes = 1.
17 * However, if that doesn't work or if 17 * However, if that doesn't work or if you are using a slow SPI clock
18 * speed, you may want to use 0 here. 18 * speed, you may want to use 0 here. */
19 u16 use_dummy_writes; 19 u16 use_dummy_writes;
20 20
21 /* Board specific setup/teardown */ 21 /* Board specific setup/teardown */
22 int (*setup)(struct spi_device *spi); 22 int (*setup)(struct spi_device *spi);
23 int (*teardown)(struct spi_device *spi 23 int (*teardown)(struct spi_device *spi);
24 }; 24 };
25 #endif 25 #endif
26 26
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.