| config DM_RNG |
| bool "Driver support for Random Number Generator devices" |
| depends on DM |
| help |
| Enable driver model for random number generator(rng) devices. |
| This interface is used to initialise the rng device and to |
| read the random seed from the device. |
| |
| if DM_RNG |
| |
| config RNG_MESON |
| bool "Amlogic Meson Random Number Generator support" |
| depends on ARCH_MESON |
| default y |
| help |
| Enable support for hardware random number generator |
| of Amlogic Meson SoCs. |
| |
| config RNG_SANDBOX |
| bool "Sandbox random number generator" |
| depends on SANDBOX |
| default y |
| help |
| Enable random number generator for sandbox. This is an |
| emulation of a rng device. |
| |
| config RNG_MSM |
| bool "Qualcomm SoCs Random Number Generator support" |
| depends on DM_RNG |
| help |
| This driver provides support for the Random Number |
| Generator hardware found on Qualcomm SoCs. |
| |
| config RNG_NPCM |
| bool "Nuvoton NPCM SoCs Random Number Generator support" |
| depends on DM_RNG |
| help |
| Enable random number generator on NPCM SoCs. |
| This unit can provide 750 to 1000 random bits per second |
| |
| config RNG_OPTEE |
| bool "OP-TEE based Random Number Generator support" |
| depends on DM_RNG && OPTEE |
| default y if OPTEE_SERVICE_DISCOVERY |
| help |
| This driver provides support for the OP-TEE based Random Number |
| Generator on ARM SoCs where hardware entropy sources are not |
| accessible to normal world but reserved and used by the OP-TEE |
| to avoid the weakness of a software PRNG. |
| |
| config RNG_RISCV_ZKR |
| bool "RISC-V Zkr random number generator" |
| depends on RISCV_SMODE |
| help |
| This driver provides a Random Number Generator based on the |
| Zkr RISC-V ISA extension which provides an interface to an |
| NIST SP 800-90B or BSI AIS-31 compliant physical entropy source. |
| |
| config RNG_STM32 |
| bool "Enable random number generator for STM32" |
| depends on ARCH_STM32 || ARCH_STM32MP |
| help |
| Enable STM32 rng driver. |
| |
| config RNG_ROCKCHIP |
| bool "Enable random number generator for rockchip crypto rng" |
| depends on ARCH_ROCKCHIP && DM_RNG |
| help |
| Enable random number generator for rockchip. This driver |
| supports the rng module of crypto v1, crypto v2, and the |
| trng module of the rk3588 series. |
| |
| config RNG_IPROC200 |
| bool "Broadcom iProc RNG200 random number generator" |
| depends on DM_RNG |
| help |
| Enable random number generator for RPI4. |
| |
| config RNG_SMCCC_TRNG |
| bool "Arm SMCCC TRNG interface" |
| depends on DM_RNG && ARM_PSCI_FW |
| default y if ARM_SMCCC_FEATURES |
| help |
| Enable random number generator for platforms that support Arm |
| SMCCC TRNG interface. |
| |
| config RNG_ARM_RNDR |
| bool "Generic ARMv8.5 RNDR register" |
| depends on DM_RNG && ARM64 |
| help |
| Use the ARMv8.5 RNDR register to provide random numbers. |
| |
| config TPM_RNG |
| bool "Enable random number generator on TPM device" |
| depends on TPM |
| default y |
| help |
| The TPM device has an inbuilt random number generator |
| functionality. Enable random number generator on TPM |
| devices. |
| |
| config RNG_JH7110 |
| bool "StarFive JH7110 Random Number Generator support" |
| depends on DM_RNG && STARFIVE_JH7110 |
| help |
| Enable True Random Number Generator in StarFive JH7110 SoCs. |
| |
| config RNG_TURRIS_RWTM |
| bool "Turris Mox TRNG in Secure Processor" |
| depends on DM_RNG && ARMADA_3700 |
| help |
| Use TRNG in Turris Mox Secure Processor Firmware. Can be used |
| on other Armada-3700 devices (like EspressoBin) if Secure |
| Firmware from CZ.NIC is used. |
| |
| endif |
