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Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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123456789101112131415161718192021222324252627282930313233343536/* SPDX-License-Identifier: GPL-2.0-only *//* * Shared library for Kinetic's ExpressWire protocol. * This protocol works by pulsing the ExpressWire IC's control GPIO. * ktd2692 and ktd2801 are known to use this protocol. */
#ifndef _LEDS_EXPRESSWIRE_H#define _LEDS_EXPRESSWIRE_H
#include <linux/types.h>
struct gpio_desc;
struct expresswire_timing { unsigned long poweroff_us; unsigned long detect_delay_us; unsigned long detect_us; unsigned long data_start_us; unsigned long end_of_data_low_us; unsigned long end_of_data_high_us; unsigned long short_bitset_us; unsigned long long_bitset_us;};
struct expresswire_common_props { struct gpio_desc *ctrl_gpio; struct expresswire_timing timing;};
void expresswire_power_off(struct expresswire_common_props *props);void expresswire_enable(struct expresswire_common_props *props);void expresswire_write_u8(struct expresswire_common_props *props, u8 val);
#endif /* _LEDS_EXPRESSWIRE_H */