25 	struct adp5520_gpio *dev;  in adp5520_gpio_get_value()  local
28 	dev = gpiochip_get_data(chip);  in adp5520_gpio_get_value()
35 	if (test_bit(off, &dev->output))  in adp5520_gpio_get_value()
36 		adp5520_read(dev->master, ADP5520_GPIO_OUT, &reg_val);  in adp5520_gpio_get_value()
38 		adp5520_read(dev->master, ADP5520_GPIO_IN, &reg_val);  in adp5520_gpio_get_value()
40 	return !!(reg_val & dev->lut[off]);  in adp5520_gpio_get_value()
46 	struct adp5520_gpio *dev;  in adp5520_gpio_set_value()  local
47 	dev = gpiochip_get_data(chip);  in adp5520_gpio_set_value()
50 		adp5520_set_bits(dev->master, ADP5520_GPIO_OUT, dev->lut[off]);  in adp5520_gpio_set_value()
52 		adp5520_clr_bits(dev->master, ADP5520_GPIO_OUT, dev->lut[off]);  in adp5520_gpio_set_value()
57 	struct adp5520_gpio *dev;  in adp5520_gpio_direction_input()  local
58 	dev = gpiochip_get_data(chip);  in adp5520_gpio_direction_input()
60 	clear_bit(off, &dev->output);  in adp5520_gpio_direction_input()
62 	return adp5520_clr_bits(dev->master, ADP5520_GPIO_CFG_2,  in adp5520_gpio_direction_input()
63 				dev->lut[off]);  in adp5520_gpio_direction_input()
69 	struct adp5520_gpio *dev;  in adp5520_gpio_direction_output()  local
71 	dev = gpiochip_get_data(chip);  in adp5520_gpio_direction_output()
73 	set_bit(off, &dev->output);  in adp5520_gpio_direction_output()
76 		ret |= adp5520_set_bits(dev->master, ADP5520_GPIO_OUT,  in adp5520_gpio_direction_output()
77 					dev->lut[off]);  in adp5520_gpio_direction_output()
79 		ret |= adp5520_clr_bits(dev->master, ADP5520_GPIO_OUT,  in adp5520_gpio_direction_output()
80 					dev->lut[off]);  in adp5520_gpio_direction_output()
82 	ret |= adp5520_set_bits(dev->master, ADP5520_GPIO_CFG_2,  in adp5520_gpio_direction_output()
83 					dev->lut[off]);  in adp5520_gpio_direction_output()
90 	struct adp5520_gpio_platform_data *pdata = dev_get_platdata(&pdev->dev);  in adp5520_gpio_probe()
91 	struct adp5520_gpio *dev;  in adp5520_gpio_probe()  local
97 		dev_err(&pdev->dev, "missing platform data\n");  in adp5520_gpio_probe()
102 		dev_err(&pdev->dev, "only ADP5520 supports GPIO\n");  in adp5520_gpio_probe()
106 	dev = devm_kzalloc(&pdev->dev, sizeof(*dev), GFP_KERNEL);  in adp5520_gpio_probe()
107 	if (dev == NULL)  in adp5520_gpio_probe()
110 	dev->master = pdev->dev.parent;  in adp5520_gpio_probe()
114 			dev->lut[gpios++] = 1 << i;  in adp5520_gpio_probe()
119 	gc = &dev->gpio_chip;  in adp5520_gpio_probe()
131 	ret = adp5520_clr_bits(dev->master, ADP5520_GPIO_CFG_1,  in adp5520_gpio_probe()
141 		ret = adp5520_set_bits(dev->master, ADP5520_LED_CONTROL,  in adp5520_gpio_probe()
144 	ret |= adp5520_set_bits(dev->master, ADP5520_GPIO_PULLUP,  in adp5520_gpio_probe()
148 		dev_err(&pdev->dev, "failed to write\n");  in adp5520_gpio_probe()
152 	return devm_gpiochip_add_data(&pdev->dev, &dev->gpio_chip, dev);  in adp5520_gpio_probe()