3  * NVMEM layout bus handling
11 #include <linux/nvmem-consumer.h>
12 #include <linux/nvmem-provider.h>
49 	.name		= "nvmem-layout",
79 static int nvmem_layout_create_device(struct nvmem_device *nvmem,  in nvmem_layout_create_device()  argument
91 	layout->nvmem = nvmem;  in nvmem_layout_create_device()
92 	nvmem->layout = layout;  in nvmem_layout_create_device()
97 	dev->parent = &nvmem->dev;  in nvmem_layout_create_device()
120 static int nvmem_layout_bus_populate(struct nvmem_device *nvmem,  in nvmem_layout_bus_populate()  argument
145 	/* NVMEM layout buses expect only a single device representing the layout */  in nvmem_layout_bus_populate()
146 	ret = nvmem_layout_create_device(nvmem, layout_dn);  in nvmem_layout_bus_populate()
155 struct device_node *of_nvmem_layout_get_container(struct nvmem_device *nvmem)  in of_nvmem_layout_get_container()  argument
157 	return of_get_child_by_name(nvmem->dev.of_node, "nvmem-layout");  in of_nvmem_layout_get_container()
163  * for this nvmem device, an error code otherwise.
165 int nvmem_populate_layout(struct nvmem_device *nvmem)  in nvmem_populate_layout()  argument
170 	layout_dn = of_nvmem_layout_get_container(nvmem);  in nvmem_populate_layout()
176 	ret = nvmem_layout_bus_populate(nvmem, layout_dn);  in nvmem_populate_layout()
183 void nvmem_destroy_layout(struct nvmem_device *nvmem)  in nvmem_destroy_layout()  argument
187 	if (!nvmem->layout)  in nvmem_destroy_layout()
190 	dev = &nvmem->layout->dev;  in nvmem_destroy_layout()