nvmem.h File Reference

Public NVMEM devicetree header file. More...

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Macros
#define	DT_NVMEM_CELLS_HAS_IDX(node_id, idx)   DT_PROP_HAS_IDX(node_id, nvmem_cells, idx)
	Test if a node has an nvmem-cells phandle-array property at a given index.
#define	DT_NVMEM_CELLS_HAS_NAME(node_id, name)   DT_PROP_HAS_NAME(node_id, nvmem_cells, name)
	Test if a node has an nvmem-cell-names array property holds a given name.
#define	DT_NUM_NVMEM_CELLS(node_id)   DT_PROP_LEN(node_id, nvmem_cells)
	Get the number of elements in an nvmem-cells property.
#define	DT_NVMEM_CELL_BY_IDX(node_id, idx)   DT_PHANDLE_BY_IDX(node_id, nvmem_cells, idx)
	Get the node identifier for the NVMEM cell from the nvmem-cells property by index.
#define	DT_NVMEM_CELL(node_id)   DT_NVMEM_CELL_BY_IDX(node_id, 0)
	Get the node identifier for the NVMEM cell at index 0.
#define	DT_NVMEM_CELL_BY_NAME(node_id, name)   DT_PHANDLE_BY_NAME(node_id, nvmem_cells, name)
	Get the node identifier for the NVMEM cell from the nvmem-cells property by name.
#define	DT_INST_NVMEM_CELLS_HAS_IDX(inst, idx)   DT_NVMEM_CELLS_HAS_IDX(DT_DRV_INST(inst), idx)
	Test if a DT_DRV_COMPAT instance has an nvmem-cells property at a given index.
#define	DT_INST_NVMEM_CELLS_HAS_NAME(inst, name)   DT_NVMEM_CELLS_HAS_NAME(DT_DRV_INST(inst), name)
	Test if a DT_DRV_COMPAT instance has an nvmem-cell-names property with a given name.
#define	DT_INST_NUM_NVMEM_CELLS(inst)   DT_NUM_NVMEM_CELLS(DT_DRV_INST(inst))
	Get the number of elements in a DT_DRV_COMPAT instance's nvmem-cells property.
#define	DT_INST_NVMEM_CELL_BY_IDX(inst, idx)   DT_NVMEM_CELL_BY_IDX(DT_DRV_INST(inst), idx)
	Get the node identifier for the controller phandle from an nvmem-cells phandle-array property at an index.
#define	DT_INST_NVMEM_CELL(inst)   DT_INST_NVMEM_CELL_BY_IDX(inst, 0)
	Get the node identifier for a DT_DRV_COMPAT instance's NVMEM cell at index 0.
#define	DT_INST_NVMEM_CELL_BY_NAME(inst, name)   DT_NVMEM_CELL_BY_NAME(DT_DRV_INST(inst), name)
	Get the node identifier for the controller phandle from an nvmem-cells phandle-array property by name.
#define	DT_MTD_FROM_NVMEM_CELL(node_id)   DT_GPARENT(node_id)
	Get the node identifier of the memory controller for an nvmem cell.

Detailed Description

Public NVMEM devicetree header file.