CONFIG_CRYPTO_DEV_SP_PSP is not available for thedefaultarchitecture x86.
Result is shown for architecture 64BIT

Platform Security Processor (PSP) device

configname: CONFIG_CRYPTO_DEV_SP_PSP

Linux Kernel Configuration
└─>Cryptographic API
└─>Hardware crypto devices
└─>Platform Security Processor (PSP) device
In linux kernel since version 3.10 (release Date: 2013-06-30)  
Provide support for the AMD Platform Security Processor (PSP).
The PSP is a dedicated processor that provides support for key
management commands in Secure Encrypted Virtualization (SEV) mode,
along with software-based Trusted Execution Environment (TEE) to
enable third-party trusted applications.