/usr/src/linux-headers-5.15.0-181/include/linux/spi
Edit: /usr/src/linux-headers-5.15.0-181/include/linux/spi/spi_gpio.h (724B)
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_SPI_GPIO_H
#define __LINUX_SPI_GPIO_H
/*
* For each bitbanged SPI bus, set up a platform_device node with:
* - name "spi_gpio"
* - id the same as the SPI bus number it implements
* - dev.platform data pointing to a struct spi_gpio_platform_data
*
* Use spi_board_info with these busses in the usual way.
*
* If the bitbanged bus is later switched to a "native" controller,
* that platform_device and controller_data should be removed.
*/
/**
* struct spi_gpio_platform_data - parameter for bitbanged SPI master
* @num_chipselect: how many slaves to allow
*/
struct spi_gpio_platform_data {
u16 num_chipselect;
};
#endif /* __LINUX_SPI_GPIO_H */