21 #include <linux/mfd/syscon.h>
27 struct syscon {  struct
40 static struct syscon *of_syscon_register(struct device_node *np, bool check_res)  in of_syscon_register()  argument
53 	struct syscon *syscon __free(kfree) = kzalloc(sizeof(*syscon), GFP_KERNEL);  in of_syscon_register()
54 	if (!syscon)  in of_syscon_register()
142 	syscon->regmap = regmap;  in of_syscon_register()
143 	syscon->np = np;  in of_syscon_register()
145 	list_add_tail(&syscon->list, &syscon_list);  in of_syscon_register()
147 	return_ptr(syscon);  in of_syscon_register()
165 	struct syscon *entry, *syscon = NULL;  in device_node_get_regmap()  local
171 			syscon = entry;  in device_node_get_regmap()
175 	if (!syscon) {  in device_node_get_regmap()
177 			syscon = of_syscon_register(np, check_res);  in device_node_get_regmap()
179 			syscon = ERR_PTR(-EINVAL);  in device_node_get_regmap()
183 	if (IS_ERR(syscon))  in device_node_get_regmap()
184 		return ERR_CAST(syscon);  in device_node_get_regmap()
186 	return syscon->regmap;  in device_node_get_regmap()
194  * Register an externally created regmap object with syscon for the specified
202 	struct syscon *entry, *syscon = NULL;  in of_syscon_register_regmap()  local
208 	syscon = kzalloc(sizeof(*syscon), GFP_KERNEL);  in of_syscon_register_regmap()
209 	if (!syscon)  in of_syscon_register_regmap()
212 	/* check if syscon entry already exists */  in of_syscon_register_regmap()
221 	syscon->regmap = regmap;  in of_syscon_register_regmap()
222 	syscon->np = np;  in of_syscon_register_regmap()
224 	/* register the regmap in syscon list */  in of_syscon_register_regmap()
225 	list_add_tail(&syscon->list, &syscon_list);  in of_syscon_register_regmap()
232 	kfree(syscon);  in of_syscon_register_regmap()
255  * syscon_node_to_regmap() - Get or create a regmap for specified syscon device node
259  * regmap, then one is instantiated if the node is a generic "syscon". This
260  * function is safe to use for a syscon registered with
267 	return device_node_get_regmap(np, of_device_is_compatible(np, "syscon"), true);  in syscon_node_to_regmap()