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- /* 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 */
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