Despite lacking TPM 2.0 support, the old AMD FX-9590 CPU is capable of running Battlefield 6, and even at playable framerates.
In a new video shared on YouTube, Fully Buffered attempted to run the latest entry in the series by EA on two old CPUs, the Intel Core i7-2600K and the aforementioned AMD FX-9590. While the game wouldn't launch on the Intel CPU due to the lack of Secure Boot support, the AMD CPU could launch and run the game, having Secure Boot support. As such, it seems like not supporting TPM 2.0 doesn't prevent a CPU from running the game, as lacking SecureBoot support does.
Although the AMD FX-9590 is an old CPU released over 10 years ago, it runs Battlefield 6 surprisingly well, paired with an RX 5700 8 GB GPU. In Conquest mode with a total of 64 players, the game runs at

WCCFTECH Games

Rolling Stone
Alabama Local News
CBS19 News Crime
The Babylon Bee
AlterNet
Truthout
The List