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gpio: add gpio_add_lookup_tables() to add several tables at once

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When converting legacy board to use gpiod API() there might be several
lookup tables in board file, let's provide a way to register them all at
once.

Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Dmitry Torokhov 2017-08-14 21:59:55 -07:00 • committed by Linus Walleij
parent 33f5dc8468
commit 3946d18765
2 changed files with 20 additions and 0 deletions
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3
include/linux/gpio/machine.h
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@ -60,11 +60,14 @@ struct gpiod_lookup_table {
#ifdef CONFIG_GPIOLIB
void gpiod_add_lookup_table(struct gpiod_lookup_table *table);
void gpiod_add_lookup_tables(struct gpiod_lookup_table **tables, size_t n);
void gpiod_remove_lookup_table(struct gpiod_lookup_table *table);
#else
static inline
void gpiod_add_lookup_table(struct gpiod_lookup_table *table) {}
static inline
void gpiod_add_lookup_tables(struct gpiod_lookup_table **tables, size_t n) {}
static inline
void gpiod_remove_lookup_table(struct gpiod_lookup_table *table) {}
#endif