Cardano can be used directly in Trezor Suite with Trezor Model T, more information on using Trezor with Cardano in Trezor Suite can be found here: Using Cardano on your hardware wallet | by SatoshiLabs | Trezor Blog
Information on How to stake Cardano with Trezor Model T in Trezor Suite can be found here: How to stake Cardano with Trezor Model T in Trezor Suite