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/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_SPI_MAX7301_H
#define LINUX_SPI_MAX7301_H

#include <linux/gpio.h>

/*
 * Some registers must be read back to modify.
 * To save time we cache them here in memory
 */
struct max7301 {
	struct mutex	lock;
	u8		port_config[8];	/* field 0 is unused */
	u32		out_level;	/* cached output levels */
	u32		input_pullup_active;
	struct gpio_chip chip;
	struct device *dev;
	int (*write)(struct device *dev, unsigned int reg, unsigned int val);
	int (*read)(struct device *dev, unsigned int reg);
};

struct max7301_platform_data {
	/* number assigned to the first GPIO */
	unsigned	base;
	/*
	 * bitmask controlling the pullup configuration,
	 *
	 * _note_ the 4 lowest bits are unused, because the first 4
	 * ports of the controller are not used, too.
	 */
	u32		input_pullup_active;
};

extern int __max730x_remove(struct device *dev);
extern int __max730x_probe(struct max7301 *ts);
#endif

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ad7877.h File 835 B 0644
adi_spi3.h File 15.1 KB 0644
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libertas_spi.h File 907 B 0644
lms283gf05.h File 775 B 0644
max7301.h File 939 B 0644
mc33880.h File 196 B 0644
mcp23s08.h File 685 B 0644
mmc_spi.h File 1.91 KB 0644
mxs-spi.h File 5.24 KB 0644
pxa2xx_spi.h File 1.5 KB 0644
rspi.h File 715 B 0644
s3c24xx.h File 816 B 0644
sh_hspi.h File 572 B 0644
sh_msiof.h File 357 B 0644
spi-fsl-dspi.h File 955 B 0644
spi.h File 50.33 KB 0644
spi_bitbang.h File 1.43 KB 0644
spi_gpio.h File 2.56 KB 0644
spi_oc_tiny.h File 628 B 0644
tdo24m.h File 210 B 0644
tle62x0.h File 660 B 0644
xilinx_spi.h File 627 B 0644