3  * NVMEM layout bus handling
11 #include <linux/nvmem-consumer.h>
12 #include <linux/nvmem-provider.h>
49 	.name		= "nvmem-layout",
77 static int nvmem_layout_create_device(struct nvmem_device *nvmem,  in nvmem_layout_create_device()  argument
89 	layout->nvmem = nvmem;  in nvmem_layout_create_device()
90 	nvmem->layout = layout;  in nvmem_layout_create_device()
95 	dev->parent = &nvmem->dev;  in nvmem_layout_create_device()
118 static int nvmem_layout_bus_populate(struct nvmem_device *nvmem,  in nvmem_layout_bus_populate()  argument
143 	/* NVMEM layout buses expect only a single device representing the layout */  in nvmem_layout_bus_populate()
144 	ret = nvmem_layout_create_device(nvmem, layout_dn);  in nvmem_layout_bus_populate()
153 struct device_node *of_nvmem_layout_get_container(struct nvmem_device *nvmem)  in of_nvmem_layout_get_container()  argument
155 	return of_get_child_by_name(nvmem->dev.of_node, "nvmem-layout");  in of_nvmem_layout_get_container()
161  * for this nvmem device, an error code otherwise.
163 int nvmem_populate_layout(struct nvmem_device *nvmem)  in nvmem_populate_layout()  argument
168 	layout_dn = of_nvmem_layout_get_container(nvmem);  in nvmem_populate_layout()
174 	ret = nvmem_layout_bus_populate(nvmem, layout_dn);  in nvmem_populate_layout()
181 void nvmem_destroy_layout(struct nvmem_device *nvmem)  in nvmem_destroy_layout()  argument
185 	if (!nvmem->layout)  in nvmem_destroy_layout()
188 	dev = &nvmem->layout->dev;  in nvmem_destroy_layout()