Add support for AMD Family 19h Model 8h CPUs, which appear to
be the Zen 3 based AMD Threadripper 5000WX series (Chagall).

The patch was tested with an AMD Threadripper 5955WX.

Closes: https://bugzilla.kernel.org/show_bug.cgi?id=218244Tested-by: Jami Kurki <bindkeys@gmail.com>
Signed-off-by: Jami Kurki <bindkeys@gmail.com>
Co-developed-by: Armin Wolf <W_Armin@gmx.de>
Signed-off-by: Armin Wolf <W_Armin@gmx.de>
Link: https://lore.kernel.org/r/20231211210206.11060-1-W_Armin@gmx.deSigned-off-by: Guenter Roeck <linux@roeck-us.net>