2  * Copyright (C) 2014-2015 Samsung Electronics
5  * SPDX-License-Identifier:	GPL-2.0+
14 #include <dm/device-internal.h>
15 #include <dm/uclass-internal.h>
28 	struct udevice *child;  in pmic_bind_children()  local
32 	ofnode node;  in pmic_bind_children()  local
36 	debug("%s for '%s' at node offset: %d\n", __func__, pmic->name,  in pmic_bind_children()
39 	ofnode_for_each_subnode(node, parent) {  in pmic_bind_children()
40 		node_name = ofnode_get_name(node);  in pmic_bind_children()
42 		debug("* Found child node: '%s'\n", node_name);  in pmic_bind_children()
44 		if (ofnode_is_np(node))  in pmic_bind_children()
45 			enable = of_device_is_available(ofnode_to_np(node));  in pmic_bind_children()
47 			enable = fdtdec_get_is_enabled(gd->fdt_blob,  in pmic_bind_children()
48 						       ofnode_to_offset(node));  in pmic_bind_children()
54 		child = NULL;  in pmic_bind_children()
55 		for (info = child_info; info->prefix && info->driver; info++) {  in pmic_bind_children()
56 			debug("  - compatible prefix: '%s'\n", info->prefix);  in pmic_bind_children()
58 			if (!strstr(node_name, info->prefix)) {  in pmic_bind_children()
59 				reg_name = ofnode_read_string(node,  in pmic_bind_children()
60 							      "regulator-name");  in pmic_bind_children()
63 				if (!strstr(reg_name, info->prefix))  in pmic_bind_children()
68 			 * If some child info->prefix are the same, try to  in pmic_bind_children()
73 			if (info->addr) {  in pmic_bind_children()
74 				if (!strstr(dev_read_name(pmic), info->addr))  in pmic_bind_children()
78 			drv = lists_driver_lookup_name(info->driver);  in pmic_bind_children()
80 				debug("  - driver: '%s' not found!\n",  in pmic_bind_children()
81 				      info->driver);  in pmic_bind_children()
85 			debug("  - found child driver: '%s'\n", drv->name);  in pmic_bind_children()
88 							   0, node, &child);  in pmic_bind_children()
90 				debug("  - child binding error: %d\n", ret);  in pmic_bind_children()
94 			debug("  - bound child device: '%s'\n", child->name);  in pmic_bind_children()
96 			child->driver_data = trailing_strtol(node_name);  in pmic_bind_children()
98 			debug("  - set 'child->driver_data': %lu\n",  in pmic_bind_children()
99 			      child->driver_data);  in pmic_bind_children()
103 		if (child)  in pmic_bind_children()
106 			debug("  - compatible prefix not found\n");  in pmic_bind_children()
109 	debug("Bound: %d children for PMIC: '%s'\n", bind_count, pmic->name);  in pmic_bind_children()
123 	if (!ops || !ops->reg_count)  in pmic_reg_count()
124 		return -ENOSYS;  in pmic_reg_count()
126 	return ops->reg_count(dev);  in pmic_reg_count()
134 		return -EFAULT;  in pmic_read()
136 	if (!ops || !ops->read)  in pmic_read()
137 		return -ENOSYS;  in pmic_read()
139 	return ops->read(dev, reg, buffer, len);  in pmic_read()
147 		return -EFAULT;  in pmic_write()
149 	if (!ops || !ops->write)  in pmic_write()
150 		return -ENOSYS;  in pmic_write()
152 	return ops->write(dev, reg, buffer, len);  in pmic_write()
196 	if (!ops || !ops->suspend)  in pmic_suspend()
197 		return -ENOSYS;  in pmic_suspend()
199 	return ops->suspend(dev);  in pmic_suspend()
206 	if (!ops || !ops->resume)  in pmic_resume()
207 		return -ENOSYS;  in pmic_resume()
209 	return ops->resume(dev);  in pmic_resume()
216 	if (!ops || !ops->shutdown)  in pmic_shutdown()
217 		return -ENOSYS;  in pmic_shutdown()
219 	return ops->shutdown(dev);  in pmic_shutdown()