1 // SPDX-License-Identifier: GPL-2.0
10 #include <linux/gpio/regmap.h>
14 #include "gpio-i8255.h"
60 	/* Initialize all GPIO to output 0 */  in i8255_ppi_init()
70 static int i8255_reg_mask_xlate(struct gpio_regmap *gpio, unsigned int base,  in i8255_reg_mask_xlate()  argument
90 		return -EINVAL;  in i8255_reg_mask_xlate()
95  * devm_i8255_regmap_register - Register an i8255 GPIO controller
96  * @dev:	device that is registering this i8255 GPIO device
97  * @config:	configuration for i8255_regmap_config
99  * Registers an Intel 8255 Programmable Peripheral Interface GPIO controller.
103 			       const struct i8255_regmap_config *const config)  in devm_i8255_regmap_register()  argument
109 	if (!config->parent)  in devm_i8255_regmap_register()
110 		return -EINVAL;  in devm_i8255_regmap_register()
112 	if (!config->map)  in devm_i8255_regmap_register()
113 		return -EINVAL;  in devm_i8255_regmap_register()
115 	if (!config->num_ppi)  in devm_i8255_regmap_register()
116 		return -EINVAL;  in devm_i8255_regmap_register()
118 	for (i = 0; i < config->num_ppi; i++) {  in devm_i8255_regmap_register()
119 		err = i8255_ppi_init(config->map, i * 4);  in devm_i8255_regmap_register()
124 	gpio_config.parent = config->parent;  in devm_i8255_regmap_register()
125 	gpio_config.regmap = config->map;  in devm_i8255_regmap_register()
126 	gpio_config.ngpio = I8255_NGPIO * config->num_ppi;  in devm_i8255_regmap_register()
127 	gpio_config.names = config->names;  in devm_i8255_regmap_register()
132 	gpio_config.irq_domain = config->domain;  in devm_i8255_regmap_register()