DG2 has outputs on DDI A-D attached to what the bspec diagram shows as "Combo PHY A-D." Note that despite being labelled "combo" the PHYs on these outputs are Synopsys PHYs rather than traditional Intel combo PHY technology.
Cc: Anusha Srivatsa anusha.srivatsa@intel.com Signed-off-by: Matt Roper matthew.d.roper@intel.com --- drivers/gpu/drm/i915/display/intel_display.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index c673d0c8fb4a..dc2b943a4e72 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -11329,7 +11329,12 @@ static void intel_setup_outputs(struct drm_i915_private *dev_priv) if (!HAS_DISPLAY(dev_priv)) return;
- if (IS_ALDERLAKE_P(dev_priv)) { + if (IS_DG2(dev_priv)) { + intel_ddi_init(dev_priv, PORT_A); + intel_ddi_init(dev_priv, PORT_B); + intel_ddi_init(dev_priv, PORT_C); + intel_ddi_init(dev_priv, PORT_D_XELPD); + } else if (IS_ALDERLAKE_P(dev_priv)) { intel_ddi_init(dev_priv, PORT_A); intel_ddi_init(dev_priv, PORT_B); intel_ddi_init(dev_priv, PORT_TC1);