1 // SPDX-License-Identifier: GPL-2.0-only
14 #include <linux/leds-expresswire.h>
18 	gpiod_set_value_cansleep(props->ctrl_gpio, 0);  in expresswire_power_off()
19 	usleep_range(props->timing.poweroff_us, props->timing.poweroff_us * 2);  in expresswire_power_off()
25 	gpiod_set_value(props->ctrl_gpio, 1);  in expresswire_enable()
26 	udelay(props->timing.detect_delay_us);  in expresswire_enable()
27 	gpiod_set_value(props->ctrl_gpio, 0);  in expresswire_enable()
28 	udelay(props->timing.detect_us);  in expresswire_enable()
29 	gpiod_set_value(props->ctrl_gpio, 1);  in expresswire_enable()
35 	gpiod_set_value(props->ctrl_gpio, 1);  in expresswire_start()
36 	udelay(props->timing.data_start_us);  in expresswire_start()
42 	gpiod_set_value(props->ctrl_gpio, 0);  in expresswire_end()
43 	udelay(props->timing.end_of_data_low_us);  in expresswire_end()
44 	gpiod_set_value(props->ctrl_gpio, 1);  in expresswire_end()
45 	udelay(props->timing.end_of_data_high_us);  in expresswire_end()
52 		gpiod_set_value(props->ctrl_gpio, 0);  in expresswire_set_bit()
53 		udelay(props->timing.short_bitset_us);  in expresswire_set_bit()
54 		gpiod_set_value(props->ctrl_gpio, 1);  in expresswire_set_bit()
55 		udelay(props->timing.long_bitset_us);  in expresswire_set_bit()
57 		gpiod_set_value(props->ctrl_gpio, 0);  in expresswire_set_bit()
58 		udelay(props->timing.long_bitset_us);  in expresswire_set_bit()
59 		gpiod_set_value(props->ctrl_gpio, 1);  in expresswire_set_bit()
60 		udelay(props->timing.short_bitset_us);  in expresswire_set_bit()
68 	for (int i = 7; i >= 0; i--)  in expresswire_write_u8()