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57fb86a97d
Changes optee_rng driver to register itself has a OP-TEE service so that a device is bound for the driver when OP-TEE enumerates the PTA RNG service. Cc: Sughosh Ganu <sughosh.ganu@linaro.org> Cc: Patrick Delaunay <patrick.delaunay@foss.st.com> Signed-off-by: Etienne Carriere <etienne.carriere@linaro.org> Reviewed-by: Patrick Delaunay <patrick.delaunay@foss.st.com>
88 lines
2.4 KiB
Plaintext
88 lines
2.4 KiB
Plaintext
config DM_RNG
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bool "Driver support for Random Number Generator devices"
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depends on DM
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help
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Enable driver model for random number generator(rng) devices.
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This interface is used to initialise the rng device and to
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read the random seed from the device.
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if DM_RNG
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config RNG_MESON
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bool "Amlogic Meson Random Number Generator support"
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depends on ARCH_MESON
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default y
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help
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Enable support for hardware random number generator
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of Amlogic Meson SoCs.
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config RNG_SANDBOX
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bool "Sandbox random number generator"
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depends on SANDBOX
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default y
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help
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Enable random number generator for sandbox. This is an
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emulation of a rng device.
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config RNG_MSM
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bool "Qualcomm SoCs Random Number Generator support"
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depends on DM_RNG
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help
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This driver provides support for the Random Number
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Generator hardware found on Qualcomm SoCs.
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config RNG_NPCM
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bool "Nuvoton NPCM SoCs Random Number Generator support"
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depends on DM_RNG
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help
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Enable random number generator on NPCM SoCs.
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This unit can provide 750 to 1000 random bits per second
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config RNG_OPTEE
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bool "OP-TEE based Random Number Generator support"
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depends on DM_RNG && OPTEE
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default y if OPTEE_SERVICE_DISCOVERY
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help
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This driver provides support for the OP-TEE based Random Number
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Generator on ARM SoCs where hardware entropy sources are not
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accessible to normal world but reserved and used by the OP-TEE
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to avoid the weakness of a software PRNG.
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config RNG_STM32MP1
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bool "Enable random number generator for STM32MP1"
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depends on ARCH_STM32MP
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help
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Enable STM32MP1 rng driver.
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config RNG_ROCKCHIP
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bool "Enable random number generator for rockchip crypto rng"
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depends on ARCH_ROCKCHIP && DM_RNG
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help
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Enable random number generator for rockchip.This driver is
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support rng module of crypto v1 and crypto v2.
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config RNG_IPROC200
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bool "Broadcom iProc RNG200 random number generator"
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depends on DM_RNG
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help
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Enable random number generator for RPI4.
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config RNG_SMCCC_TRNG
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bool "Arm SMCCC TRNG interface"
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depends on DM_RNG && ARM_PSCI_FW
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default y if ARM_SMCCC_FEATURES
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help
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Enable random number generator for platforms that support Arm
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SMCCC TRNG interface.
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config TPM_RNG
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bool "Enable random number generator on TPM device"
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depends on TPM
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default y
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help
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The TPM device has an inbuilt random number generator
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functionality. Enable random number generator on TPM
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devices.
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endif
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