23 #include <linux/platform_data/syscon.h>
26 #include <linux/mfd/syscon.h>
34 struct syscon {  struct
46 static struct syscon *of_syscon_register(struct device_node *np)  in of_syscon_register()  argument
48 	struct syscon *syscon;  in of_syscon_register()  local
56 	if (!of_device_is_compatible(np, "syscon"))  in of_syscon_register()
59 	syscon = kzalloc(sizeof(*syscon), GFP_KERNEL);  in of_syscon_register()
60 	if (!syscon)  in of_syscon_register()
122 	syscon->regmap = regmap;  in of_syscon_register()
123 	syscon->np = np;  in of_syscon_register()
126 	list_add_tail(&syscon->list, &syscon_list);  in of_syscon_register()
129 	return syscon;  in of_syscon_register()
134 	kfree(syscon);  in of_syscon_register()
140 	struct syscon *entry, *syscon = NULL;  in syscon_node_to_regmap()  local
146 			syscon = entry;  in syscon_node_to_regmap()
152 	if (!syscon)  in syscon_node_to_regmap()
153 		syscon = of_syscon_register(np);  in syscon_node_to_regmap()
155 	if (IS_ERR(syscon))  in syscon_node_to_regmap()
156 		return ERR_CAST(syscon);  in syscon_node_to_regmap()
158 	return syscon->regmap;  in syscon_node_to_regmap()
186 	struct syscon *syscon;  in syscon_regmap_lookup_by_pdevname()  local
193 	syscon = dev_get_drvdata(dev);  in syscon_regmap_lookup_by_pdevname()
195 	return syscon->regmap;  in syscon_regmap_lookup_by_pdevname()
224 	struct syscon *syscon;  in syscon_probe()  local
229 	syscon = devm_kzalloc(dev, sizeof(*syscon), GFP_KERNEL);  in syscon_probe()
230 	if (!syscon)  in syscon_probe()
244 	syscon->regmap = devm_regmap_init_mmio(dev, base, &syscon_config);  in syscon_probe()
245 	if (IS_ERR(syscon->regmap)) {  in syscon_probe()
247 		return PTR_ERR(syscon->regmap);  in syscon_probe()
250 	platform_set_drvdata(pdev, syscon);  in syscon_probe()
258 	{ "syscon", },
264 		.name = "syscon",