soc/intel/rtd3: Hook up supported states to Kconfig

Report `4` in `_S0W` only when D3COLD_SUPPORT is enabled, as if it
is not, it will break S3 exit.

When D3COLD_SUPPORT is not enabled, return `3` (D3Hot).

This fixed S3 exit on both TGL and ADL. Tested on StarBook
Mk V and Mk VI.

Signed-off-by: Sean Rhodes <sean@starlabs.systems>
Change-Id: I3a4b89132b594ad568a5851137575f921f8e2a2e
Reviewed-on: https://review.coreboot.org/c/coreboot/+/72765
Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Lean Sheng Tan <sheng.tan@9elements.com>

0 files changed, 0 insertions, 0 deletions