1 // SPDX-License-Identifier: GPL-2.0+
40 	struct a500_led *led = container_of(led_cdev, struct a500_led, cdev);  in a500_ec_led_brightness_set()  local
45 		control_seq[0] = led->enable_seq[0];  in a500_ec_led_brightness_set()
52 		 * RESET_LEDS turns off both LEDs, thus restore other LED if  in a500_ec_led_brightness_set()
55 		if (led->other->cdev.brightness)  in a500_ec_led_brightness_set()
59 		control_seq[1] = led->other->enable_seq[0];  in a500_ec_led_brightness_set()
62 	return regmap_multi_reg_write(led->rmap, control_seq, num_regs);  in a500_ec_led_brightness_set()
71 	rmap = dev_get_regmap(pdev->dev.parent, "KB930");  in a500_ec_leds_probe()
73 		return -EINVAL;  in a500_ec_leds_probe()
78 	white_led = devm_kzalloc(&pdev->dev, sizeof(*white_led), GFP_KERNEL);  in a500_ec_leds_probe()
80 		return -ENOMEM;  in a500_ec_leds_probe()
82 	white_led->cdev.name = "power:white";  in a500_ec_leds_probe()
83 	white_led->cdev.brightness_set_blocking = a500_ec_led_brightness_set;  in a500_ec_leds_probe()
84 	white_led->cdev.flags = LED_CORE_SUSPENDRESUME;  in a500_ec_leds_probe()
85 	white_led->cdev.max_brightness = 1;  in a500_ec_leds_probe()
86 	white_led->enable_seq = a500_ec_white_led_enable_seq;  in a500_ec_leds_probe()
87 	white_led->rmap = rmap;  in a500_ec_leds_probe()
89 	orange_led = devm_kzalloc(&pdev->dev, sizeof(*orange_led), GFP_KERNEL);  in a500_ec_leds_probe()
91 		return -ENOMEM;  in a500_ec_leds_probe()
93 	orange_led->cdev.name = "power:orange";  in a500_ec_leds_probe()
94 	orange_led->cdev.brightness_set_blocking = a500_ec_led_brightness_set;  in a500_ec_leds_probe()
95 	orange_led->cdev.flags = LED_CORE_SUSPENDRESUME;  in a500_ec_leds_probe()
96 	orange_led->cdev.max_brightness = 1;  in a500_ec_leds_probe()
97 	orange_led->enable_seq = a500_ec_orange_led_enable_seq;  in a500_ec_leds_probe()
98 	orange_led->rmap = rmap;  in a500_ec_leds_probe()
100 	white_led->other = orange_led;  in a500_ec_leds_probe()
101 	orange_led->other = white_led;  in a500_ec_leds_probe()
103 	err = devm_led_classdev_register(&pdev->dev, &white_led->cdev);  in a500_ec_leds_probe()
105 		dev_err(&pdev->dev, "failed to register white LED\n");  in a500_ec_leds_probe()
109 	err = devm_led_classdev_register(&pdev->dev, &orange_led->cdev);  in a500_ec_leds_probe()
111 		dev_err(&pdev->dev, "failed to register orange LED\n");  in a500_ec_leds_probe()
120 		.name = "acer-a500-iconia-leds",
126 MODULE_DESCRIPTION("LED driver for Acer Iconia Tab A500 Power Button");
128 MODULE_ALIAS("platform:acer-a500-iconia-leds");