348 lines
11 KiB
Plaintext
348 lines
11 KiB
Plaintext
# SPDX-License-Identifier: GPL-2.0-only
|
|
menuconfig NVMEM
|
|
bool "NVMEM Support"
|
|
help
|
|
Support for NVMEM(Non Volatile Memory) devices like EEPROM, EFUSES...
|
|
|
|
This framework is designed to provide a generic interface to NVMEM
|
|
from both the Linux Kernel and the userspace.
|
|
|
|
If unsure, say no.
|
|
|
|
if NVMEM
|
|
|
|
config NVMEM_SYSFS
|
|
bool "/sys/bus/nvmem/devices/*/nvmem (sysfs interface)"
|
|
depends on SYSFS
|
|
default y
|
|
help
|
|
Say Y here to add a sysfs interface for NVMEM.
|
|
|
|
This interface is mostly used by userspace applications to
|
|
read/write directly into nvmem.
|
|
|
|
config NVMEM_IMX_IIM
|
|
tristate "i.MX IC Identification Module support"
|
|
depends on ARCH_MXC || COMPILE_TEST
|
|
help
|
|
This is a driver for the IC Identification Module (IIM) available on
|
|
i.MX SoCs, providing access to 4 Kbits of programmable
|
|
eFuses.
|
|
|
|
This driver can also be built as a module. If so, the module
|
|
will be called nvmem-imx-iim.
|
|
|
|
config NVMEM_IMX_OCOTP
|
|
tristate "i.MX 6/7/8 On-Chip OTP Controller support"
|
|
depends on ARCH_MXC || COMPILE_TEST
|
|
depends on HAS_IOMEM
|
|
help
|
|
This is a driver for the On-Chip OTP Controller (OCOTP) available on
|
|
i.MX6 SoCs, providing access to 4 Kbits of one-time programmable
|
|
eFuses.
|
|
|
|
This driver can also be built as a module. If so, the module
|
|
will be called nvmem-imx-ocotp.
|
|
|
|
config NVMEM_IMX_OCOTP_SCU
|
|
tristate "i.MX8 SCU On-Chip OTP Controller support"
|
|
depends on IMX_SCU
|
|
depends on HAVE_ARM_SMCCC
|
|
help
|
|
This is a driver for the SCU On-Chip OTP Controller (OCOTP)
|
|
available on i.MX8 SoCs.
|
|
|
|
config JZ4780_EFUSE
|
|
tristate "JZ4780 EFUSE Memory Support"
|
|
depends on MACH_INGENIC || COMPILE_TEST
|
|
depends on HAS_IOMEM
|
|
depends on OF
|
|
select REGMAP_MMIO
|
|
help
|
|
Say Y here to include support for JZ4780 efuse memory found on
|
|
all JZ4780 SoC based devices.
|
|
To compile this driver as a module, choose M here: the module
|
|
will be called nvmem_jz4780_efuse.
|
|
|
|
config NVMEM_LPC18XX_EEPROM
|
|
tristate "NXP LPC18XX EEPROM Memory Support"
|
|
depends on ARCH_LPC18XX || COMPILE_TEST
|
|
depends on HAS_IOMEM
|
|
help
|
|
Say Y here to include support for NXP LPC18xx EEPROM memory found in
|
|
NXP LPC185x/3x and LPC435x/3x/2x/1x devices.
|
|
To compile this driver as a module, choose M here: the module
|
|
will be called nvmem_lpc18xx_eeprom.
|
|
|
|
config NVMEM_LPC18XX_OTP
|
|
tristate "NXP LPC18XX OTP Memory Support"
|
|
depends on ARCH_LPC18XX || COMPILE_TEST
|
|
depends on HAS_IOMEM
|
|
help
|
|
Say Y here to include support for NXP LPC18xx OTP memory found on
|
|
all LPC18xx and LPC43xx devices.
|
|
To compile this driver as a module, choose M here: the module
|
|
will be called nvmem_lpc18xx_otp.
|
|
|
|
config NVMEM_MXS_OCOTP
|
|
tristate "Freescale MXS On-Chip OTP Memory Support"
|
|
depends on ARCH_MXS || COMPILE_TEST
|
|
depends on HAS_IOMEM
|
|
help
|
|
If you say Y here, you will get readonly access to the
|
|
One Time Programmable memory pages that are stored
|
|
on the Freescale i.MX23/i.MX28 processor.
|
|
|
|
This driver can also be built as a module. If so, the module
|
|
will be called nvmem-mxs-ocotp.
|
|
|
|
config MTK_EFUSE
|
|
tristate "Mediatek SoCs EFUSE support"
|
|
depends on ARCH_MEDIATEK || COMPILE_TEST
|
|
depends on HAS_IOMEM
|
|
help
|
|
This is a driver to access hardware related data like sensor
|
|
calibration, HDMI impedance etc.
|
|
|
|
This driver can also be built as a module. If so, the module
|
|
will be called efuse-mtk.
|
|
|
|
config MICROCHIP_OTPC
|
|
tristate "Microchip OTPC support"
|
|
depends on ARCH_AT91 || COMPILE_TEST
|
|
help
|
|
This driver enable the OTP controller available on Microchip SAMA7G5
|
|
SoCs. It controlls the access to the OTP memory connected to it.
|
|
|
|
config NVMEM_NINTENDO_OTP
|
|
tristate "Nintendo Wii and Wii U OTP Support"
|
|
depends on WII || COMPILE_TEST
|
|
help
|
|
This is a driver exposing the OTP of a Nintendo Wii or Wii U console.
|
|
|
|
This memory contains common and per-console keys, signatures and
|
|
related data required to access peripherals.
|
|
|
|
This driver can also be built as a module. If so, the module
|
|
will be called nvmem-nintendo-otp.
|
|
|
|
config QCOM_QFPROM
|
|
tristate "QCOM QFPROM Support"
|
|
depends on ARCH_QCOM || COMPILE_TEST
|
|
depends on HAS_IOMEM
|
|
help
|
|
Say y here to enable QFPROM support. The QFPROM provides access
|
|
functions for QFPROM data to rest of the drivers via nvmem interface.
|
|
|
|
This driver can also be built as a module. If so, the module
|
|
will be called nvmem_qfprom.
|
|
|
|
config NVMEM_SPMI_SDAM
|
|
tristate "SPMI SDAM Support"
|
|
depends on SPMI
|
|
help
|
|
This driver supports the Shared Direct Access Memory Module on
|
|
Qualcomm Technologies, Inc. PMICs. It provides the clients
|
|
an interface to read/write to the SDAM module's shared memory.
|
|
|
|
config ROCKCHIP_EFUSE
|
|
tristate "Rockchip eFuse Support"
|
|
depends on ARCH_ROCKCHIP || COMPILE_TEST
|
|
depends on HAS_IOMEM
|
|
help
|
|
This is a simple drive to dump specified values of Rockchip SoC
|
|
from eFuse, such as cpu-leakage.
|
|
|
|
This driver can also be built as a module. If so, the module
|
|
will be called nvmem_rockchip_efuse.
|
|
|
|
config ROCKCHIP_OTP
|
|
tristate "Rockchip OTP controller support"
|
|
depends on ARCH_ROCKCHIP || COMPILE_TEST
|
|
depends on HAS_IOMEM
|
|
help
|
|
This is a simple drive to dump specified values of Rockchip SoC
|
|
from otp, such as cpu-leakage.
|
|
|
|
This driver can also be built as a module. If so, the module
|
|
will be called nvmem_rockchip_otp.
|
|
|
|
config NVMEM_BCM_OCOTP
|
|
tristate "Broadcom On-Chip OTP Controller support"
|
|
depends on ARCH_BCM_IPROC || COMPILE_TEST
|
|
depends on HAS_IOMEM
|
|
default ARCH_BCM_IPROC
|
|
help
|
|
Say y here to enable read/write access to the Broadcom OTP
|
|
controller.
|
|
|
|
This driver can also be built as a module. If so, the module
|
|
will be called nvmem-bcm-ocotp.
|
|
|
|
config NVMEM_STM32_ROMEM
|
|
tristate "STMicroelectronics STM32 factory-programmed memory support"
|
|
depends on ARCH_STM32 || COMPILE_TEST
|
|
help
|
|
Say y here to enable read-only access for STMicroelectronics STM32
|
|
factory-programmed memory area.
|
|
|
|
This driver can also be built as a module. If so, the module
|
|
will be called nvmem-stm32-romem.
|
|
|
|
config NVMEM_SUNXI_SID
|
|
tristate "Allwinner SoCs SID support"
|
|
depends on ARCH_SUNXI
|
|
help
|
|
This is a driver for the 'security ID' available on various Allwinner
|
|
devices.
|
|
|
|
This driver can also be built as a module. If so, the module
|
|
will be called nvmem_sunxi_sid.
|
|
|
|
config UNIPHIER_EFUSE
|
|
tristate "UniPhier SoCs eFuse support"
|
|
depends on ARCH_UNIPHIER || COMPILE_TEST
|
|
depends on HAS_IOMEM
|
|
help
|
|
This is a simple driver to dump specified values of UniPhier SoC
|
|
from eFuse.
|
|
|
|
This driver can also be built as a module. If so, the module
|
|
will be called nvmem-uniphier-efuse.
|
|
|
|
config NVMEM_VF610_OCOTP
|
|
tristate "VF610 SoC OCOTP support"
|
|
depends on SOC_VF610 || COMPILE_TEST
|
|
depends on HAS_IOMEM
|
|
help
|
|
This is a driver for the 'OCOTP' peripheral available on Vybrid
|
|
devices like VF5xx and VF6xx.
|
|
|
|
This driver can also be build as a module. If so, the module will
|
|
be called nvmem-vf610-ocotp.
|
|
|
|
config MESON_EFUSE
|
|
tristate "Amlogic Meson GX eFuse Support"
|
|
depends on (ARCH_MESON || COMPILE_TEST) && MESON_SM
|
|
help
|
|
This is a driver to retrieve specific values from the eFuse found on
|
|
the Amlogic Meson GX SoCs.
|
|
|
|
This driver can also be built as a module. If so, the module
|
|
will be called nvmem_meson_efuse.
|
|
|
|
config MESON_MX_EFUSE
|
|
tristate "Amlogic Meson6/Meson8/Meson8b eFuse Support"
|
|
depends on ARCH_MESON || COMPILE_TEST
|
|
help
|
|
This is a driver to retrieve specific values from the eFuse found on
|
|
the Amlogic Meson6, Meson8 and Meson8b SoCs.
|
|
|
|
This driver can also be built as a module. If so, the module
|
|
will be called nvmem_meson_mx_efuse.
|
|
|
|
config NVMEM_SNVS_LPGPR
|
|
tristate "Support for Low Power General Purpose Register"
|
|
depends on ARCH_MXC || COMPILE_TEST
|
|
help
|
|
This is a driver for Low Power General Purpose Register (LPGPR) available on
|
|
i.MX6 and i.MX7 SoCs in Secure Non-Volatile Storage (SNVS) of this chip.
|
|
|
|
This driver can also be built as a module. If so, the module
|
|
will be called nvmem-snvs-lpgpr.
|
|
|
|
config RAVE_SP_EEPROM
|
|
tristate "Rave SP EEPROM Support"
|
|
depends on RAVE_SP_CORE
|
|
help
|
|
Say y here to enable Rave SP EEPROM support.
|
|
|
|
config SC27XX_EFUSE
|
|
tristate "Spreadtrum SC27XX eFuse Support"
|
|
depends on MFD_SC27XX_PMIC || COMPILE_TEST
|
|
depends on HAS_IOMEM
|
|
help
|
|
This is a simple driver to dump specified values of Spreadtrum
|
|
SC27XX PMICs from eFuse.
|
|
|
|
This driver can also be built as a module. If so, the module
|
|
will be called nvmem-sc27xx-efuse.
|
|
|
|
config NVMEM_ZYNQMP
|
|
bool "Xilinx ZYNQMP SoC nvmem firmware support"
|
|
depends on ARCH_ZYNQMP
|
|
help
|
|
This is a driver to access hardware related data like
|
|
soc revision, IDCODE... etc by using the firmware
|
|
interface.
|
|
|
|
If sure, say yes. If unsure, say no.
|
|
|
|
config SPRD_EFUSE
|
|
tristate "Spreadtrum SoC eFuse Support"
|
|
depends on ARCH_SPRD || COMPILE_TEST
|
|
depends on HAS_IOMEM
|
|
help
|
|
This is a simple driver to dump specified values of Spreadtrum
|
|
SoCs from eFuse.
|
|
|
|
This driver can also be built as a module. If so, the module
|
|
will be called nvmem-sprd-efuse.
|
|
|
|
config NVMEM_RMEM
|
|
tristate "Reserved Memory Based Driver Support"
|
|
depends on HAS_IOMEM
|
|
help
|
|
This driver maps reserved memory into an nvmem device. It might be
|
|
useful to expose information left by firmware in memory.
|
|
|
|
This driver can also be built as a module. If so, the module
|
|
will be called nvmem-rmem.
|
|
|
|
config NVMEM_BRCM_NVRAM
|
|
tristate "Broadcom's NVRAM support"
|
|
depends on ARCH_BCM_5301X || COMPILE_TEST
|
|
depends on HAS_IOMEM
|
|
help
|
|
This driver provides support for Broadcom's NVRAM that can be accessed
|
|
using I/O mapping.
|
|
|
|
config NVMEM_LAYERSCAPE_SFP
|
|
tristate "Layerscape SFP (Security Fuse Processor) support"
|
|
depends on ARCH_LAYERSCAPE || COMPILE_TEST
|
|
depends on HAS_IOMEM
|
|
select REGMAP_MMIO
|
|
help
|
|
This driver provides support to read the eFuses on Freescale
|
|
Layerscape SoC's. For example, the vendor provides a per part
|
|
unique ID there.
|
|
|
|
This driver can also be built as a module. If so, the module
|
|
will be called layerscape-sfp.
|
|
|
|
config NVMEM_SUNPLUS_OCOTP
|
|
tristate "Sunplus SoC OTP support"
|
|
depends on SOC_SP7021 || COMPILE_TEST
|
|
depends on HAS_IOMEM
|
|
help
|
|
This is a driver for the On-chip OTP controller (OCOTP) available
|
|
on Sunplus SoCs. It provides access to 128 bytes of one-time
|
|
programmable eFuse.
|
|
|
|
This driver can also be built as a module. If so, the module
|
|
will be called nvmem-sunplus-ocotp.
|
|
|
|
config NVMEM_APPLE_EFUSES
|
|
tristate "Apple eFuse support"
|
|
depends on ARCH_APPLE || COMPILE_TEST
|
|
default ARCH_APPLE
|
|
help
|
|
Say y here to enable support for reading eFuses on Apple SoCs
|
|
such as the M1. These are e.g. used to store factory programmed
|
|
calibration data required for the PCIe or the USB-C PHY.
|
|
|
|
This driver can also be built as a module. If so, the module will
|
|
be called nvmem-apple-efuses.
|
|
|
|
endif
|