1 // SPDX-License-Identifier: GPL-2.0+
8 #include <asm/gpio.h>
10 #include <power/pmic.h>
14 int as3722_gpio_configure(struct udevice *pmic, unsigned int gpio,  in as3722_gpio_configure()  argument
26 	err = pmic_reg_write(pmic, AS3722_GPIO_CONTROL(gpio), value);  in as3722_gpio_configure()
28 		pr_err("failed to configure GPIO#%u: %d\n", gpio, err);  in as3722_gpio_configure()
35 static int as3722_gpio_set_value(struct udevice *dev, unsigned int gpio,  in as3722_gpio_set_value()  argument
38 	struct udevice *pmic = dev_get_parent(dev);  in as3722_gpio_set_value()  local
43 	if (gpio >= NUM_GPIOS)  in as3722_gpio_set_value()
44 		return -EINVAL;  in as3722_gpio_set_value()
46 	err = pmic_reg_read(pmic, AS3722_GPIO_SIGNAL_OUT);  in as3722_gpio_set_value()
48 		pr_err("failed to read GPIO signal out register: %d\n", err);  in as3722_gpio_set_value()
54 		value &= ~(1 << gpio);  in as3722_gpio_set_value()
57 		value |= 1 << gpio;  in as3722_gpio_set_value()
61 	err = pmic_reg_write(pmic, AS3722_GPIO_SIGNAL_OUT, value);  in as3722_gpio_set_value()
63 		pr_err("failed to set GPIO#%u %s: %d\n", gpio, l, err);  in as3722_gpio_set_value()
70 int as3722_gpio_direction_output(struct udevice *dev, unsigned int gpio,  in as3722_gpio_direction_output()  argument
73 	struct udevice *pmic = dev_get_parent(dev);  in as3722_gpio_direction_output()  local
76 	if (gpio > 7)  in as3722_gpio_direction_output()
77 		return -EINVAL;  in as3722_gpio_direction_output()
84 	err = pmic_reg_write(pmic, AS3722_GPIO_CONTROL(gpio), value);  in as3722_gpio_direction_output()
86 		pr_err("failed to configure GPIO#%u as output: %d\n", gpio,  in as3722_gpio_direction_output()
91 	err = as3722_gpio_set_value(pmic, gpio, value);  in as3722_gpio_direction_output()
93 		pr_err("failed to set GPIO#%u high: %d\n", gpio, err);  in as3722_gpio_direction_output()
104 	uc_priv->gpio_count = NUM_GPIOS;  in as3722_gpio_probe()
105 	uc_priv->bank_name = "as3722_";  in as3722_gpio_probe()