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gpio: adp5588-gpio: new driver for ADP5588 GPIO expanders

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Signed-off-by: Michael Hennerich <michael.hennerich@analog.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Cc: Jean Delvare <khali@linux-fr.org>
Cc: David Brownell <david-b@pacbell.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Michael Hennerich
2010-01-08 14:43:08 -08:00
committed by Linus Torvalds
parent 5787536edf
commit 80884094e3
4 changed files with 288 additions and 0 deletions
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12
include/linux/i2c/adp5588.h
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@ -89,4 +89,16 @@ struct adp5588_kpad_platform_data {
unsigned short unlock_key2; /* Unlock Key 2 */
};
struct adp5588_gpio_platform_data {
unsigned gpio_start; /* GPIO Chip base # */
unsigned pullup_dis_mask; /* Pull-Up Disable Mask */
int (*setup)(struct i2c_client *client,
int gpio, unsigned ngpio,
void *context);
int (*teardown)(struct i2c_client *client,
int gpio, unsigned ngpio,
void *context);
void *context;
};
#endif