diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c
index 2bb0ec6a86b8..8fa179cbed32 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc.c
@@ -761,6 +761,10 @@ static bool dc_construct(struct dc *dc,
 	if (!dc->res_pool)
 		goto fail;
 
+	/* set i2c speed if not done by the respective dcnxxx__resource.c */
+	if (dc->caps.i2c_speed_in_khz_hdcp == 0)
+		dc->caps.i2c_speed_in_khz_hdcp = dc->caps.i2c_speed_in_khz;
+
 	dc->clk_mgr = dc_clk_mgr_create(dc->ctx, dc->res_pool->pp_smu, dc->res_pool->dccg);
 	if (!dc->clk_mgr)
 		goto fail;