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(I'm so sorry!) Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel os linux
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123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051/* SPDX-License-Identifier: GPL-2.0 *//* * Header File for Altera SPI Driver. */#ifndef __LINUX_SPI_ALTERA_H#define __LINUX_SPI_ALTERA_H
#include <linux/interrupt.h>#include <linux/regmap.h>#include <linux/spi/spi.h>#include <linux/types.h>
#define ALTERA_SPI_MAX_CS 32
/** * struct altera_spi_platform_data - Platform data of the Altera SPI driver * @mode_bits: Mode bits of SPI host. * @num_chipselect: Number of chipselects. * @bits_per_word_mask: bitmask of supported bits_per_word for transfers. * @num_devices: Number of devices that shall be added when the driver * is probed. * @devices: The devices to add. */struct altera_spi_platform_data { u16 mode_bits; u16 num_chipselect; u32 bits_per_word_mask; u16 num_devices; struct spi_board_info *devices;};
struct altera_spi { int irq; int len; int count; int bytes_per_word; u32 imr;
/* data buffers */ const unsigned char *tx; unsigned char *rx;
struct regmap *regmap; u32 regoff; struct device *dev;};
extern irqreturn_t altera_spi_irq(int irq, void *dev);extern void altera_spi_init_host(struct spi_controller *host);#endif /* __LINUX_SPI_ALTERA_H */