Knowledge Base Article
The error message "install driver for Cypress AT2LP RC42" or "install driver for Cypress AT2LP RC58" is not because of the Cypress chip present, but because of the EEPROM (This part is not from Cypress) which is attached to your hard drive. The contents of the EEPROM might have gone bad. We recommend to follow the instructions presented in the document attached and see whether it helps in recovering your hard drive.
Note: Cypress does not manufacture hard drives. Cypress is not responsible for the recovery of the hard drive. If the information presented in the document does not solve your problem, please contact the HARD Disk manufacturer for further assistance.