PANEL_PORT_SELECT_LVDS  186 drivers/gpu/drm/gma500/psb_intel_reg.h #define PANEL_PORT_SELECT_LVDS 		(0 << 30)
PANEL_PORT_SELECT_LVDS 4758 drivers/gpu/drm/i915/i915_reg.h #define  PANEL_PORT_SELECT_LVDS		REG_FIELD_PREP(PANEL_PORT_SELECT_MASK, 0)