drm/i915/cdclk: Document CDCLK_CTL bits

Document which CDCLK_CTL bits are relevant for which platforms.
Saves me from having to look this up in the spec every time.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patch.msgid.link/20260612173653.7830-5-ville.syrjala@linux.intel.com
Reviewed-by: Michał Grzelak <michal.grzelak@intel.com>
This commit is contained in:
Ville Syrjälä 2026-06-12 20:36:51 +03:00
commit 4985069ad4