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This adds a driver supporting a family of I2C port expanders from Maxim, which includes the MAX7319 and MAX7320-7327 chips. [dbrownell@users.sourceforge.net: minor fixes] Signed-off-by: Jack Ren <jack.ren@marvell.com> Signed-off-by: Eric Miao <eric.miao@marvell.com> Acked-by: Jean Delvare <khali@linux-fr.org> Signed-off-by: David Brownell <dbrownell@users.sourceforge.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
19 lines
495 B
C
19 lines
495 B
C
#ifndef __LINUX_I2C_MAX732X_H
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#define __LINUX_I2C_MAX732X_H
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/* platform data for the MAX732x 8/16-bit I/O expander driver */
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struct max732x_platform_data {
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/* number of the first GPIO */
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unsigned gpio_base;
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void *context; /* param to setup/teardown */
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int (*setup)(struct i2c_client *client,
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unsigned gpio, unsigned ngpio,
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void *context);
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int (*teardown)(struct i2c_client *client,
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unsigned gpio, unsigned ngpio,
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void *context);
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};
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#endif /* __LINUX_I2C_MAX732X_H */
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