drivers/nvmem/Kconfig

   1 # SPDX-License-Identifier: GPL-2.0-only
   2 menuconfig NVMEM
   3         bool "NVMEM Support"
   4         help
   5           Support for NVMEM(Non Volatile Memory) devices like EEPROM, EFUSES...
   6
   7           This framework is designed to provide a generic interface to NVMEM
   8           from both the Linux Kernel and the userspace.
   9
  10           This driver can also be built as a module. If so, the module
  11           will be called nvmem_core.
  12
  13           If unsure, say no.
  14
  15 if NVMEM
  16
  17 config NVMEM_SYSFS
  18         bool "/sys/bus/nvmem/devices/*/nvmem (sysfs interface)"
  19         depends on SYSFS
  20         default y
  21         help
  22          Say Y here to add a sysfs interface for NVMEM.
  23
  24          This interface is mostly used by userspace applications to
  25          read/write directly into nvmem.
  26
  27 config NVMEM_IMX_IIM
  28         tristate "i.MX IC Identification Module support"
  29         depends on ARCH_MXC || COMPILE_TEST
  30         help
  31           This is a driver for the IC Identification Module (IIM) available on
  32           i.MX SoCs, providing access to 4 Kbits of programmable
  33           eFuses.
  34
  35           This driver can also be built as a module. If so, the module
  36           will be called nvmem-imx-iim.
  37
  38 config NVMEM_IMX_OCOTP
  39         tristate "i.MX 6/7/8 On-Chip OTP Controller support"
  40         depends on ARCH_MXC || COMPILE_TEST
  41         depends on HAS_IOMEM
  42         help
  43           This is a driver for the On-Chip OTP Controller (OCOTP) available on
  44           i.MX6 SoCs, providing access to 4 Kbits of one-time programmable
  45           eFuses.
  46
  47           This driver can also be built as a module. If so, the module
  48           will be called nvmem-imx-ocotp.
  49
  50 config NVMEM_IMX_OCOTP_SCU
  51         tristate "i.MX8 SCU On-Chip OTP Controller support"
  52         depends on IMX_SCU
  53         help
  54           This is a driver for the SCU On-Chip OTP Controller (OCOTP)
  55           available on i.MX8 SoCs.
  56
  57 config NVMEM_LPC18XX_EEPROM
  58         tristate "NXP LPC18XX EEPROM Memory Support"
  59         depends on ARCH_LPC18XX || COMPILE_TEST
  60         depends on HAS_IOMEM
  61         help
  62           Say Y here to include support for NXP LPC18xx EEPROM memory found in
  63           NXP LPC185x/3x and LPC435x/3x/2x/1x devices.
  64           To compile this driver as a module, choose M here: the module
  65           will be called nvmem_lpc18xx_eeprom.
  66
  67 config NVMEM_LPC18XX_OTP
  68         tristate "NXP LPC18XX OTP Memory Support"
  69         depends on ARCH_LPC18XX || COMPILE_TEST
  70         depends on HAS_IOMEM
  71         help
  72           Say Y here to include support for NXP LPC18xx OTP memory found on
  73           all LPC18xx and LPC43xx devices.
  74           To compile this driver as a module, choose M here: the module
  75           will be called nvmem_lpc18xx_otp.
  76
  77 config NVMEM_MXS_OCOTP
  78         tristate "Freescale MXS On-Chip OTP Memory Support"
  79         depends on ARCH_MXS || COMPILE_TEST
  80         depends on HAS_IOMEM
  81         help
  82           If you say Y here, you will get readonly access to the
  83           One Time Programmable memory pages that are stored
  84           on the Freescale i.MX23/i.MX28 processor.
  85
  86           This driver can also be built as a module. If so, the module
  87           will be called nvmem-mxs-ocotp.
  88
  89 config MTK_EFUSE
  90         tristate "Mediatek SoCs EFUSE support"
  91         depends on ARCH_MEDIATEK || COMPILE_TEST
  92         depends on HAS_IOMEM
  93         help
  94           This is a driver to access hardware related data like sensor
  95           calibration, HDMI impedance etc.
  96
  97           This driver can also be built as a module. If so, the module
  98           will be called efuse-mtk.
  99
 100 config QCOM_QFPROM
 101         tristate "QCOM QFPROM Support"
 102         depends on ARCH_QCOM || COMPILE_TEST
 103         depends on HAS_IOMEM
 104         help
 105           Say y here to enable QFPROM support. The QFPROM provides access
 106           functions for QFPROM data to rest of the drivers via nvmem interface.
 107
 108           This driver can also be built as a module. If so, the module
 109           will be called nvmem_qfprom.
 110
 111 config ROCKCHIP_EFUSE
 112         tristate "Rockchip eFuse Support"
 113         depends on ARCH_ROCKCHIP || COMPILE_TEST
 114         depends on HAS_IOMEM
 115         help
 116           This is a simple drive to dump specified values of Rockchip SoC
 117           from eFuse, such as cpu-leakage.
 118
 119           This driver can also be built as a module. If so, the module
 120           will be called nvmem_rockchip_efuse.
 121
 122 config NVMEM_BCM_OCOTP
 123         tristate "Broadcom On-Chip OTP Controller support"
 124         depends on ARCH_BCM_IPROC || COMPILE_TEST
 125         depends on HAS_IOMEM
 126         default ARCH_BCM_IPROC
 127         help
 128           Say y here to enable read/write access to the Broadcom OTP
 129           controller.
 130
 131           This driver can also be built as a module. If so, the module
 132           will be called nvmem-bcm-ocotp.
 133
 134 config NVMEM_STM32_ROMEM
 135         tristate "STMicroelectronics STM32 factory-programmed memory support"
 136         depends on ARCH_STM32 || COMPILE_TEST
 137         help
 138           Say y here to enable read-only access for STMicroelectronics STM32
 139           factory-programmed memory area.
 140
 141           This driver can also be built as a module. If so, the module
 142           will be called nvmem-stm32-romem.
 143
 144 config NVMEM_SUNXI_SID
 145         tristate "Allwinner SoCs SID support"
 146         depends on ARCH_SUNXI
 147         help
 148           This is a driver for the 'security ID' available on various Allwinner
 149           devices.
 150
 151           This driver can also be built as a module. If so, the module
 152           will be called nvmem_sunxi_sid.
 153
 154 config UNIPHIER_EFUSE
 155         tristate "UniPhier SoCs eFuse support"
 156         depends on ARCH_UNIPHIER || COMPILE_TEST
 157         depends on HAS_IOMEM
 158         help
 159           This is a simple driver to dump specified values of UniPhier SoC
 160           from eFuse.
 161
 162           This driver can also be built as a module. If so, the module
 163           will be called nvmem-uniphier-efuse.
 164
 165 config NVMEM_VF610_OCOTP
 166         tristate "VF610 SoC OCOTP support"
 167         depends on SOC_VF610 || COMPILE_TEST
 168         depends on HAS_IOMEM
 169         help
 170           This is a driver for the 'OCOTP' peripheral available on Vybrid
 171           devices like VF5xx and VF6xx.
 172
 173           This driver can also be build as a module. If so, the module will
 174           be called nvmem-vf610-ocotp.
 175
 176 config MESON_EFUSE
 177         tristate "Amlogic Meson GX eFuse Support"
 178         depends on (ARCH_MESON || COMPILE_TEST) && MESON_SM
 179         help
 180           This is a driver to retrieve specific values from the eFuse found on
 181           the Amlogic Meson GX SoCs.
 182
 183           This driver can also be built as a module. If so, the module
 184           will be called nvmem_meson_efuse.
 185
 186 config MESON_MX_EFUSE
 187         tristate "Amlogic Meson6/Meson8/Meson8b eFuse Support"
 188         depends on ARCH_MESON || COMPILE_TEST
 189         help
 190           This is a driver to retrieve specific values from the eFuse found on
 191           the Amlogic Meson6, Meson8 and Meson8b SoCs.
 192
 193           This driver can also be built as a module. If so, the module
 194           will be called nvmem_meson_mx_efuse.
 195
 196 config NVMEM_SNVS_LPGPR
 197         tristate "Support for Low Power General Purpose Register"
 198         depends on ARCH_MXC || COMPILE_TEST
 199         help
 200           This is a driver for Low Power General Purpose Register (LPGPR) available on
 201           i.MX6 and i.MX7 SoCs in Secure Non-Volatile Storage (SNVS) of this chip.
 202
 203           This driver can also be built as a module. If so, the module
 204           will be called nvmem-snvs-lpgpr.
 205
 206 config RAVE_SP_EEPROM
 207         tristate "Rave SP EEPROM Support"
 208         depends on RAVE_SP_CORE
 209         help
 210           Say y here to enable Rave SP EEPROM support.
 211
 212 config SC27XX_EFUSE
 213         tristate "Spreadtrum SC27XX eFuse Support"
 214         depends on MFD_SC27XX_PMIC || COMPILE_TEST
 215         depends on HAS_IOMEM
 216         help
 217           This is a simple driver to dump specified values of Spreadtrum
 218           SC27XX PMICs from eFuse.
 219
 220           This driver can also be built as a module. If so, the module
 221           will be called nvmem-sc27xx-efuse.
 222
 223 config NVMEM_ZYNQMP
 224         bool "Xilinx ZYNQMP SoC nvmem firmware support"
 225         depends on ARCH_ZYNQMP
 226         help
 227           This is a driver to access hardware related data like
 228           soc revision, IDCODE... etc by using the firmware
 229           interface.
 230
 231           If sure, say yes. If unsure, say no.
 232
 233 endif