drm/msm/dp: Add DisplayPort controller for SM8350

The Qualcomm SM8350 platform comes with a single DisplayPort controller,
add support for this in the DisplayPort driver.
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Acked-by: Rob Herring <robh@kernel.org>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Link: https://lore.kernel.org/r/20211228045934.1524865-1-bjorn.andersson@linaro.orgSigned-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>

Documentation/devicetree/bindings/display/msm/dp-controller.yaml

@@ -21,6 +21,7 @@ properties:
       - qcom,sc7280-edp
       - qcom,sc8180x-dp
       - qcom,sc8180x-edp
+      - qcom,sm8350-dp
 
   reg:
     items:

drivers/gpu/drm/msm/dp/dp_display.c

@@ -152,12 +152,20 @@ static const struct msm_dp_config sc8180x_dp_cfg = {
 	.num_descs = 3,
 };
 
+static const struct msm_dp_config sm8350_dp_cfg = {
+	.descs = (const struct msm_dp_desc[]) {
+		[MSM_DP_CONTROLLER_0] = { .io_start = 0x0ae90000, .connector_type = DRM_MODE_CONNECTOR_DisplayPort },
+	},
+	.num_descs = 1,
+};
+
 static const struct of_device_id dp_dt_match[] = {
 	{ .compatible = "qcom,sc7180-dp", .data = &sc7180_dp_cfg },
 	{ .compatible = "qcom,sc7280-dp", .data = &sc7280_dp_cfg },
 	{ .compatible = "qcom,sc7280-edp", .data = &sc7280_dp_cfg },
 	{ .compatible = "qcom,sc8180x-dp", .data = &sc8180x_dp_cfg },
 	{ .compatible = "qcom,sc8180x-edp", .data = &sc8180x_dp_cfg },
+	{ .compatible = "qcom,sm8350-dp", .data = &sm8350_dp_cfg },
 	{}
 };