| /Linux-v6.6/drivers/nvmem/ |
| D | core.c | 59 struct nvmem_device *nvmem; member
83 static int __nvmem_reg_read(struct nvmem_device *nvmem, unsigned int offset, in __nvmem_reg_read() argument
86 if (nvmem->reg_read) in __nvmem_reg_read()
87 return nvmem->reg_read(nvmem->priv, offset, val, bytes); in __nvmem_reg_read()
92 static int __nvmem_reg_write(struct nvmem_device *nvmem, unsigned int offset, in __nvmem_reg_write() argument
97 if (nvmem->reg_write) { in __nvmem_reg_write()
98 gpiod_set_value_cansleep(nvmem->wp_gpio, 0); in __nvmem_reg_write()
99 ret = nvmem->reg_write(nvmem->priv, offset, val, bytes); in __nvmem_reg_write()
100 gpiod_set_value_cansleep(nvmem->wp_gpio, 1); in __nvmem_reg_write()
107 static int nvmem_access_with_keepouts(struct nvmem_device *nvmem, in nvmem_access_with_keepouts() argument
[all …]
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| D | Makefile | 11 obj-$(CONFIG_NVMEM_APPLE_EFUSES) += nvmem-apple-efuses.o
12 nvmem-apple-efuses-y := apple-efuses.o
13 obj-$(CONFIG_NVMEM_BCM_OCOTP) += nvmem-bcm-ocotp.o
14 nvmem-bcm-ocotp-y := bcm-ocotp.o
17 obj-$(CONFIG_NVMEM_IMX_IIM) += nvmem-imx-iim.o
18 nvmem-imx-iim-y := imx-iim.o
19 obj-$(CONFIG_NVMEM_IMX_OCOTP) += nvmem-imx-ocotp.o
20 nvmem-imx-ocotp-y := imx-ocotp.o
21 obj-$(CONFIG_NVMEM_IMX_OCOTP_ELE) += nvmem-imx-ocotp-ele.o
22 nvmem-imx-ocotp-ele-y := imx-ocotp-ele.o
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| D | Kconfig | 15 bool "/sys/bus/nvmem/devices/*/nvmem (sysfs interface)"
22 read/write directly into nvmem.
26 source "drivers/nvmem/layouts/Kconfig"
40 be called nvmem-apple-efuses.
52 will be called nvmem-bcm-ocotp.
72 will be called nvmem-imx-iim.
84 will be called nvmem-imx-ocotp.
204 will be called nvmem-mxs-ocotp.
216 will be called nvmem-nintendo-otp.
224 functions for QFPROM data to rest of the drivers via nvmem interface.
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| /Linux-v6.6/include/linux/ |
| D | nvmem-consumer.h | 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);
174 static inline void nvmem_device_put(struct nvmem_device *nvmem) in nvmem_device_put() argument
179 struct nvmem_device *nvmem) in devm_nvmem_device_put() argument
183 static inline ssize_t nvmem_device_cell_read(struct nvmem_device *nvmem, in nvmem_device_cell_read() argument
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| D | nvmem-provider.h | 175 int (*add_cells)(struct device *dev, struct nvmem_device *nvmem,
177 void (*fixup_cell_info)(struct nvmem_device *nvmem,
189 void nvmem_unregister(struct nvmem_device *nvmem);
197 int nvmem_add_one_cell(struct nvmem_device *nvmem,
205 const void *nvmem_layout_get_match_data(struct nvmem_device *nvmem,
215 static inline void nvmem_unregister(struct nvmem_device *nvmem) {} in nvmem_unregister() argument
225 static inline int nvmem_add_one_cell(struct nvmem_device *nvmem, in nvmem_add_one_cell() argument
239 nvmem_layout_get_match_data(struct nvmem_device *nvmem, in nvmem_layout_get_match_data() argument
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| /Linux-v6.6/arch/arm64/boot/dts/freescale/ |
| 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";
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| 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";
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| /Linux-v6.6/Documentation/devicetree/bindings/nvmem/ |
| D | xlnx,zynqmp-nvmem.txt | 2 = Zynq UltraScale+ MPSoC nvmem firmware driver binding =
8 - compatible: should be "xlnx,zynqmp-nvmem-fw"
12 bindings/nvmem/nvmem.txt
23 compatible = "xlnx,zynqmp-nvmem-fw";
36 Are device nodes which consume nvmem data cells.
42 nvmem-cells = <&soc_revision>;
43 nvmem-cell-names = "soc_revision";
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| D | sprd-efuse.txt | 12 bindings/nvmem/nvmem.txt
30 Are device nodes which consume nvmem data cells.
37 nvmem-cells = <&thermal_calib>;
38 nvmem-cell-names = "calibration";
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| D | sc27xx-efuse.txt | 15 bindings/nvmem/nvmem.txt
44 Are device nodes which consume nvmem data cells.
50 nvmem-cells = <&thermal_calib>;
51 nvmem-cell-names = "calibration";
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| /Linux-v6.6/drivers/soc/tegra/fuse/ |
| D | fuse-tegra.c | 119 struct nvmem_config nvmem; in tegra_fuse_probe() local
155 memset(&nvmem, 0, sizeof(nvmem)); in tegra_fuse_probe()
156 nvmem.dev = &pdev->dev; in tegra_fuse_probe()
157 nvmem.name = "fuse"; in tegra_fuse_probe()
158 nvmem.id = -1; in tegra_fuse_probe()
159 nvmem.owner = THIS_MODULE; in tegra_fuse_probe()
160 nvmem.cells = fuse->soc->cells; in tegra_fuse_probe()
161 nvmem.ncells = fuse->soc->num_cells; in tegra_fuse_probe()
162 nvmem.keepout = fuse->soc->keepouts; in tegra_fuse_probe()
163 nvmem.nkeepout = fuse->soc->num_keepouts; in tegra_fuse_probe()
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| /Linux-v6.6/Documentation/devicetree/bindings/net/ |
| 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";
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| /Linux-v6.6/Documentation/driver-api/ |
| D | nvmem.rst | 41 nvmem configuration to nvmem_register(), on success core would return a valid
44 nvmem_unregister(nvmem) is used to unregister a previously registered provider.
62 Users of board files can define and register nvmem cells using the
81 Additionally it is possible to create nvmem cell lookup entries and register
82 them with the nvmem framework from machine code as shown in the example below::
114 `*nvmem_cell_get()` apis will get a reference to nvmem cell for a given id,
130 void nvmem_device_put(struct nvmem_device *nvmem);
131 int nvmem_device_read(struct nvmem_device *nvmem, unsigned int offset,
133 int nvmem_device_write(struct nvmem_device *nvmem, unsigned int offset,
135 int nvmem_device_cell_read(struct nvmem_device *nvmem,
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| /Linux-v6.6/Documentation/ABI/stable/ |
| D | sysfs-bus-nvmem | 1 What: /sys/bus/nvmem/devices/.../nvmem
7 Permissions for write to this file depends on the nvmem
14 hexdump /sys/bus/nvmem/devices/qfprom0/nvmem
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| /Linux-v6.6/drivers/soc/ti/ |
| D | pm33xx.c | 276 struct nvmem_device *nvmem; in am33xx_pm_begin() local
279 nvmem = devm_nvmem_device_get(&omap_rtc->dev, in am33xx_pm_begin()
281 if (!IS_ERR(nvmem)) in am33xx_pm_begin()
282 nvmem_device_write(nvmem, RTC_SCRATCH_MAGIC_REG * 4, 4, in am33xx_pm_begin()
306 struct nvmem_device *nvmem; in am33xx_pm_end() local
308 nvmem = devm_nvmem_device_get(&omap_rtc->dev, "omap_rtc_scratch0"); in am33xx_pm_end()
309 if (IS_ERR(nvmem)) in am33xx_pm_end()
327 nvmem_device_write(nvmem, RTC_SCRATCH_MAGIC_REG * 4, 4, in am33xx_pm_end()
440 struct nvmem_device *nvmem; in am33xx_pm_rtc_setup() local
465 nvmem = devm_nvmem_device_get(&omap_rtc->dev, in am33xx_pm_rtc_setup()
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| /Linux-v6.6/drivers/nvmem/layouts/ |
| D | sl28vpd.c | 56 static int sl28vpd_v1_check_crc(struct device *dev, struct nvmem_device *nvmem) in sl28vpd_v1_check_crc() argument
65 ret = nvmem_device_read(nvmem, 0, sizeof(data_v1), &data_v1); in sl28vpd_v1_check_crc()
83 static int sl28vpd_add_cells(struct device *dev, struct nvmem_device *nvmem, in sl28vpd_add_cells() argument
93 ret = nvmem_device_read(nvmem, 0, sizeof(hdr), &hdr); in sl28vpd_add_cells()
109 ret = sl28vpd_v1_check_crc(dev, nvmem); in sl28vpd_add_cells()
113 layout_np = of_nvmem_layout_get_container(nvmem); in sl28vpd_add_cells()
126 ret = nvmem_add_one_cell(nvmem, &info); in sl28vpd_add_cells()
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| D | onie-tlv.c | 98 static int onie_tlv_add_cells(struct device *dev, struct nvmem_device *nvmem, in onie_tlv_add_cells() argument
108 layout = of_nvmem_layout_get_container(nvmem); in onie_tlv_add_cells()
129 ret = nvmem_add_one_cell(nvmem, &cell); in onie_tlv_add_cells()
185 static int onie_tlv_parse_table(struct device *dev, struct nvmem_device *nvmem, in onie_tlv_parse_table() argument
193 ret = nvmem_device_read(nvmem, 0, sizeof(hdr), &hdr); in onie_tlv_parse_table()
214 ret = nvmem_device_read(nvmem, 0, table_len, table); in onie_tlv_parse_table()
222 ret = onie_tlv_add_cells(dev, nvmem, data_len, data); in onie_tlv_parse_table()
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| /Linux-v6.6/drivers/rtc/ |
| D | nvmem.c | 17 struct nvmem_device *nvmem; in devm_rtc_nvmem_register() local
24 nvmem = devm_nvmem_register(dev, nvmem_config); in devm_rtc_nvmem_register()
25 if (IS_ERR(nvmem)) in devm_rtc_nvmem_register()
28 return PTR_ERR_OR_ZERO(nvmem); in devm_rtc_nvmem_register()
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| /Linux-v6.6/Documentation/devicetree/bindings/watchdog/ |
| D | zii,rave-sp-wdt.txt | 18 - wdt-timeout: Two byte nvmem cell specified as per
19 Documentation/devicetree/bindings/nvmem/nvmem.txt
35 nvmem-cells = <&wdt_timeout>;
36 nvmem-cell-names = "wdt-timeout";
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| /Linux-v6.6/arch/arm/boot/dts/broadcom/ |
| D | bcm47094-luxul-abr-4500.dts | 30 #nvmem-cell-cells = <1>;
69 nvmem-cells = <&et0macaddr 0>;
70 nvmem-cell-names = "mac-address";
87 nvmem-cells = <&et0macaddr 1>;
88 nvmem-cell-names = "mac-address";
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| D | bcm47094-luxul-xbr-4500.dts | 30 #nvmem-cell-cells = <1>;
69 nvmem-cells = <&et0macaddr 0>;
70 nvmem-cell-names = "mac-address";
87 nvmem-cells = <&et0macaddr 1>;
88 nvmem-cell-names = "mac-address";
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| D | bcm47094-luxul-xwr-3100.dts | 30 #nvmem-cell-cells = <1>;
109 nvmem-cells = <&et0macaddr 0>;
110 nvmem-cell-names = "mac-address";
143 nvmem-cells = <&et0macaddr 5>;
144 nvmem-cell-names = "mac-address";
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| D | bcm47081-luxul-xwr-1200.dts | 29 #nvmem-cell-cells = <1>;
114 nvmem-cells = <&et0macaddr 0>;
115 nvmem-cell-names = "mac-address";
144 nvmem-cells = <&et0macaddr 5>;
145 nvmem-cell-names = "mac-address";
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| /Linux-v6.6/arch/arm64/boot/dts/marvell/ |
| D | armada-3720-gl-mv1000.dts | 184 nvmem-cells = <&macaddr_factory_6>;
185 nvmem-cell-names = "mac-address";
193 nvmem-cells = <&macaddr_factory_6>;
194 nvmem-cell-names = "mac-address";
216 nvmem-cells = <&macaddr_factory_0>;
217 nvmem-cell-names = "mac-address";
228 compatible = "nvmem-cells";
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| /Linux-v6.6/drivers/soc/atmel/ |
| D | sfr.c | 45 struct nvmem_device *nvmem; in atmel_sfr_probe() local
63 nvmem = devm_nvmem_register(dev, &atmel_sfr_nvmem_config); in atmel_sfr_probe()
64 if (IS_ERR(nvmem)) { in atmel_sfr_probe()
66 return PTR_ERR(nvmem); in atmel_sfr_probe()
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