/linux/drivers/nvmem/ |
H A D | core.c | 3 * nvmem framework core. 16 #include <linux/nvmem-consumer.h> 17 #include <linux/nvmem-provider.h> 37 struct nvmem_device *nvmem; member 58 static int __nvmem_reg_read(struct nvmem_device *nvmem, unsigned int offset, in __nvmem_reg_read() argument 61 if (nvmem->reg_read) in __nvmem_reg_read() 62 return nvmem->reg_read(nvmem->priv, offset, val, bytes); in __nvmem_reg_read() 67 static int __nvmem_reg_write(struct nvmem_device *nvmem, unsigned int offset, in __nvmem_reg_write() argument 72 if (nvmem->reg_write) { in __nvmem_reg_write() 73 gpiod_set_value_cansleep(nvmem->wp_gpio, 0); in __nvmem_reg_write() [all …]
|
H A D | Makefile | 3 # Makefile for nvmem drivers. 13 obj-$(CONFIG_NVMEM_APPLE_EFUSES) += nvmem-apple-efuses.o 14 nvmem-apple-efuses-y := apple-efuses.o 15 obj-$(CONFIG_NVMEM_BCM_OCOTP) += nvmem-bcm-ocotp.o 16 nvmem-bcm-ocotp-y := bcm-ocotp.o 19 obj-$(CONFIG_NVMEM_IMX_IIM) += nvmem-imx-iim.o 20 nvmem-imx-iim-y := imx-iim.o 21 obj-$(CONFIG_NVMEM_IMX_OCOTP) += nvmem-imx-ocotp.o 22 nvmem-imx-ocotp-y := imx-ocotp.o 23 obj-$(CONFIG_NVMEM_IMX_OCOTP_ELE) += nvmem-imx-ocotp-ele.o [all …]
|
H A D | internals.h | 7 #include <linux/nvmem-consumer.h> 8 #include <linux/nvmem-provider.h> 26 void (*fixup_dt_cell_info)(struct nvmem_device *nvmem, 41 int nvmem_populate_layout(struct nvmem_device *nvmem); 42 void nvmem_destroy_layout(struct nvmem_device *nvmem); 51 static inline int nvmem_populate_layout(struct nvmem_device *nvmem) in nvmem_populate_layout() argument 56 static inline void nvmem_destroy_layout(struct nvmem_device *nvmem) { } in nvmem_destroy_layout() argument
|
/linux/Documentation/driver-api/ |
H A D | nvmem.rst | 4 NVMEM Subsystem 9 This document explains the NVMEM Framework along with the APIs provided, 14 *NVMEM* is the abbreviation for Non Volatile Memory layer. It is used to 18 Before this framework existed, NVMEM drivers like eeprom were stored in 31 NVMEM Providers 34 NVMEM provider refers to an entity that implements methods to initialize, read 37 2. Registering/Unregistering the NVMEM provider 40 A NVMEM provider can register with NVMEM core by supplying relevant 41 nvmem configuration to nvmem_register(), on success core would return a valid 62 Users of board files can define and register nvmem cells using the [all …]
|
/linux/Documentation/devicetree/bindings/nvmem/ |
H A D | nvmem-consumer.yaml | 4 $id: http://devicetree.org/schemas/nvmem/nvmem-consumer.yaml# 7 title: NVMEM (Non Volatile Memory) Consumer 15 nvmem: 18 List of phandle to the nvmem providers. 20 nvmem-cells: 23 List of phandle to the nvmem data cells. 25 nvmem-names: 27 Names for the each nvmem provider. 29 nvmem-cell-names: 31 Names for each nvmem-cells specified. [all …]
|
H A D | nvmem.yaml | 4 $id: http://devicetree.org/schemas/nvmem/nvmem.yaml# 7 title: NVMEM (Non Volatile Memory) 17 some data on NVMEM, for the OS to be able to retrieve these 42 nvmem-layout: 43 $ref: /schemas/nvmem/layouts/nvmem-layout.yaml 45 Alternative to the statically defined nvmem cells, this 65 nvmem-layout {
|
H A D | xlnx,zynqmp-nvmem.yaml | 4 $id: http://devicetree.org/schemas/nvmem/xlnx,zynqmp-nvmem.yaml# 18 - $ref: nvmem.yaml# 22 const: xlnx,zynqmp-nvmem-fw 31 soc-nvmem { 32 compatible = "xlnx,zynqmp-nvmem-fw"; 33 nvmem-layout {
|
/linux/Documentation/devicetree/bindings/mtd/partitions/ |
H A D | nvmem-cells.yaml | 4 $id: http://devicetree.org/schemas/mtd/partitions/nvmem-cells.yaml# 7 title: Nvmem cells 10 Any partition containing the compatible "nvmem-cells" will register as a 11 nvmem provider. 12 Each direct subnodes represents a nvmem cell following the nvmem binding. 13 Nvmem binding to declare nvmem-cells can be found in: 14 Documentation/devicetree/bindings/nvmem/nvmem.yaml 21 - $ref: /schemas/nvmem/nvmem.yaml# 22 - $ref: /schemas/nvmem/nvmem-deprecated-cells.yaml# 26 const: nvmem-cells [all …]
|
/linux/Documentation/devicetree/bindings/thermal/ |
H A D | sprd-thermal.yaml | 30 nvmem-cells: 33 Reference to nvmem nodes for the calibration data. 35 nvmem-cell-names: 60 nvmem-cells: 63 Reference to an nvmem node for the calibration data. 65 nvmem-cell-names: 70 - nvmem-cells 71 - nvmem-cell-names 80 - nvmem-cells 81 - nvmem-cell-names [all …]
|
H A D | mediatek,lvts-thermal.yaml | 43 nvmem-cells: 49 nvmem-cell-names: 72 nvmem-cells: 75 nvmem-cell-names: 88 nvmem-cells: 91 nvmem-cell-names: 100 - nvmem-cells 101 - nvmem-cell-names 122 nvmem-cells = <&lvts_efuse_data1 &lvts_efuse_data2>; 123 nvmem-cell-names = "lvts-calib-data-1", "lvts-calib-data-2";
|
H A D | allwinner,sun8i-a83t-ths.yaml | 49 nvmem-cells: 53 nvmem-cell-names: 148 nvmem-cells = <&ths_calibration>; 149 nvmem-cell-names = "calibration"; 161 nvmem-cells = <&ths_calibration>; 162 nvmem-cell-names = "calibration"; 174 nvmem-cells = <&ths_calibration>; 175 nvmem-cell-names = "calibration";
|
/linux/Documentation/devicetree/bindings/power/reset/ |
H A D | nvmem-reboot-mode.yaml | 4 $id: http://devicetree.org/schemas/power/reset/nvmem-reboot-mode.yaml# 7 title: Generic NVMEM reboot mode 14 and stores it in the NVMEM cell named "reboot-mode". The bootloader can 19 const: nvmem-reboot-mode 21 nvmem-cells: 23 A phandle pointing to the nvmem-cells node where the vendor-specific 27 nvmem-cell-names: 36 - nvmem-cells 37 - nvmem-cell-names 44 compatible = "nvmem-reboot-mode"; [all …]
|
/linux/include/linux/ |
H A D | nvmem-consumer.h | 3 * nvmem framework consumer. 27 * @cell_name: Name of the nvmem cell as defined in the name field of 68 /* direct nvmem device read/write interface */ 72 void nvmem_device_put(struct nvmem_device *nvmem); 73 void devm_nvmem_device_put(struct device *dev, struct nvmem_device *nvmem); 74 int nvmem_device_read(struct nvmem_device *nvmem, unsigned int offset, 76 int nvmem_device_write(struct nvmem_device *nvmem, unsigned int offset, 78 ssize_t nvmem_device_cell_read(struct nvmem_device *nvmem, 80 int nvmem_device_cell_write(struct nvmem_device *nvmem, 83 const char *nvmem_dev_name(struct nvmem_device *nvmem); [all …]
|
/linux/Documentation/devicetree/bindings/iio/adc/ |
H A D | sprd,sc2720-adc.yaml | 37 nvmem-cells: true 39 nvmem-cell-names: true 51 nvmem-cells: 53 nvmem-cell-names: 60 nvmem-cells: 62 nvmem-cell-names: 77 - nvmem-cells 78 - nvmem-cell-names 95 nvmem-cells = <&adc_big_scale>, <&adc_small_scale>; 96 nvmem-cell-names = "big_scale_calib", "small_scale_calib"; [all …]
|
/linux/Documentation/devicetree/bindings/nvmem/layouts/ |
H A D | fixed-layout.yaml | 4 $id: http://devicetree.org/schemas/nvmem/layouts/fixed-layout.yaml# 7 title: NVMEM layout for fixed NVMEM cells 10 Many NVMEM devices have hardcoded cells layout (offset and size of defined 11 NVMEM content doesn't change). 13 This binding allows defining such NVMEM layout with its cells. It can be used 14 on top of any NVMEM device. 42 nvmem-layout { 50 #nvmem-cell-cells = <1>; 56 #nvmem-cell-cells = <1>;
|
/linux/arch/arm64/boot/dts/freescale/ |
H A D | fsl-ls1028a-kontron-kbox-a-230-ls.dts | 59 nvmem-cells = <&base_mac_address 2>; 60 nvmem-cell-names = "mac-address"; 65 nvmem-cells = <&base_mac_address 3>; 66 nvmem-cell-names = "mac-address"; 87 nvmem-cells = <&base_mac_address 4>; 88 nvmem-cell-names = "mac-address"; 97 nvmem-cells = <&base_mac_address 5>; 98 nvmem-cell-names = "mac-address"; 107 nvmem-cells = <&base_mac_address 6>; 108 nvmem-cell-names = "mac-address"; [all …]
|
H A D | fsl-ls1028a-kontron-sl28-var2.dts | 39 nvmem-cells = <&base_mac_address 2>; 40 nvmem-cell-names = "mac-address"; 45 nvmem-cells = <&base_mac_address 3>; 46 nvmem-cell-names = "mac-address"; 59 nvmem-cells = <&base_mac_address 0>; 60 nvmem-cell-names = "mac-address"; 69 nvmem-cells = <&base_mac_address 1>; 70 nvmem-cell-names = "mac-address";
|
/linux/drivers/mtd/ubi/ |
H A D | nvmem.c | 6 /* UBI NVMEM provider */ 8 #include <linux/nvmem-provider.h> 10 /* List of all NVMEM devices */ 15 struct nvmem_device *nvmem; member 71 if (!of_get_child_by_name(np, "nvmem-layout")) in ubi_nvmem_add() 99 unv->nvmem = nvmem_register(&config); in ubi_nvmem_add() 100 if (IS_ERR(unv->nvmem)) { in ubi_nvmem_add() 101 ret = dev_err_probe(vi->dev, PTR_ERR(unv->nvmem), in ubi_nvmem_add() 102 "Failed to register NVMEM device\n"); in ubi_nvmem_add() 132 nvmem_unregister(unv->nvmem); in ubi_nvmem_remove() [all …]
|
/linux/Documentation/devicetree/bindings/net/ |
H A D | sunplus,sp7021-emac.yaml | 62 nvmem-cells: 64 - description: nvmem cell address of MAC address 66 nvmem-cell-names: 67 description: names corresponding to the nvmem cells 75 - nvmem-cells 76 - nvmem-cell-names 117 nvmem-cells = <&mac_addr0>; 118 nvmem-cell-names = "mac-address"; 125 nvmem-cells = <&mac_addr1>; 126 nvmem-cell-names = "mac-address";
|
H A D | nixge.txt | 15 - nvmem-cells: Phandle of nvmem cell containing the MAC address 16 - nvmem-cell-names: Should be "address" 31 nvmem-cells = <ð1_addr>; 32 nvmem-cell-names = "address"; 54 nvmem-cells = <ð1_addr>; 55 nvmem-cell-names = "address"; 70 nvmem-cells = <ð1_addr>; 71 nvmem-cell-names = "address";
|
/linux/arch/arm/boot/dts/broadcom/ |
H A D | bcm47094-asus-rt-ac3100.dts | 16 #nvmem-cell-cells = <1>; 22 nvmem-cells = <&et0macaddr 0>; 23 nvmem-cell-names = "mac-address"; 27 nvmem-cells = <&et0macaddr 1>; 28 nvmem-cell-names = "mac-address"; 32 nvmem-cells = <&et0macaddr 2>; 33 nvmem-cell-names = "mac-address";
|
/linux/drivers/rtc/ |
H A D | nvmem.c | 3 * RTC subsystem, nvmem interface 10 #include <linux/nvmem-consumer.h> 17 struct nvmem_device *nvmem; in devm_rtc_nvmem_register() local 25 nvmem = devm_nvmem_register(dev, nvmem_config); in devm_rtc_nvmem_register() 26 if (IS_ERR(nvmem)) in devm_rtc_nvmem_register() 27 dev_err(dev, "failed to register nvmem device for RTC\n"); in devm_rtc_nvmem_register() 29 return PTR_ERR_OR_ZERO(nvmem); in devm_rtc_nvmem_register()
|
/linux/Documentation/devicetree/bindings/phy/ |
H A D | sunplus,sp7021-usb2-phy.yaml | 36 nvmem-cell-names: 37 description: names corresponding to the nvmem cells of disconnect voltage 40 nvmem-cells: 41 description: nvmem cell address of disconnect voltage 55 - nvmem-cell-names 56 - nvmem-cells 70 nvmem-cell-names = "disc_vol"; 71 nvmem-cells = <&disc_vol>;
|
/linux/Documentation/devicetree/bindings/soc/imx/ |
H A D | imx8m-soc.yaml | 51 nvmem-cells: 53 description: Phandle to the SOC Unique ID provided by a nvmem node 55 nvmem-cell-names: 60 - nvmem-cells 61 - nvmem-cell-names 81 nvmem-cells = <&imx8mm_uid>; 82 nvmem-cell-names = "soc_unique_id";
|
/linux/Documentation/devicetree/bindings/soc/mediatek/ |
H A D | mtk-svs.yaml | 44 nvmem-cells: 47 Phandle to the calibration data provided by a nvmem device. 52 nvmem-cell-names: 70 - nvmem-cells 71 - nvmem-cell-names 91 nvmem-cells = <&svs_calibration>, <&thermal_calibration>; 92 nvmem-cell-names = "svs-calibration-data", "t-calibration-data";
|