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
+ 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_STM32MP1
bool "Enable random number generator for STM32MP1"
- depends on ARCH_STM32MP && DM_RNG
- default n
+ depends on ARCH_STM32MP
help
Enable STM32MP1 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 is
+ support rng module of crypto v1 and crypto v2.
+
+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.
+
+endif