17c9325d7STobias KlauserAltera UART 27c9325d7STobias Klauser 37c9325d7STobias KlauserRequired properties: 413960b47SDinh Nguyen- compatible : should be "ALTR,uart-1.0" <DEPRECATED> 513960b47SDinh Nguyen- compatible : should be "altr,uart-1.0" 67c9325d7STobias Klauser 77c9325d7STobias KlauserOptional properties: 87c9325d7STobias Klauser- clock-frequency : frequency of the clock input to the UART 9