Re: [PATCH v5 06/12] drm/msm/dp: Add DP and EDP compatibles for SC8280XP

From: Kuogee Hsieh
Date: Thu Dec 08 2022 - 18:13:51 EST



On 12/7/2022 2:00 PM, Bjorn Andersson wrote:
From: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx>

The SC8280XP platform has four DisplayPort controllers, per MDSS
instance, all with widebus support.

The first two are defined to be DisplayPort only, while the latter pair
(of each instance) can be either DisplayPort or Embedded DisplayPort.
The two sets are tied to the possible compatibels.

Signed-off-by: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>
Signed-off-by: Bjorn Andersson <quic_bjorande@xxxxxxxxxxx>
Reviewed-by: Kuogee Hsieh <quic_khsieh@xxxxxxxxxxx>
---

Changes since v4:
- None

drivers/gpu/drm/msm/dp/dp_display.c | 22 ++++++++++++++++++++++
1 file changed, 22 insertions(+)

diff --git a/drivers/gpu/drm/msm/dp/dp_display.c b/drivers/gpu/drm/msm/dp/dp_display.c
index eeb292f1ad1b..5b7f1f885b2f 100644
--- a/drivers/gpu/drm/msm/dp/dp_display.c
+++ b/drivers/gpu/drm/msm/dp/dp_display.c
@@ -145,6 +145,26 @@ static const struct msm_dp_desc sc8180x_dp_descs[] = {
{}
};
+static const struct msm_dp_desc sc8280xp_dp_descs[] = {
+ { .io_start = 0x0ae90000, .id = MSM_DP_CONTROLLER_0, .connector_type = DRM_MODE_CONNECTOR_DisplayPort, .wide_bus_en = true },
+ { .io_start = 0x0ae98000, .id = MSM_DP_CONTROLLER_1, .connector_type = DRM_MODE_CONNECTOR_DisplayPort, .wide_bus_en = true },
+ { .io_start = 0x0ae9a000, .id = MSM_DP_CONTROLLER_2, .connector_type = DRM_MODE_CONNECTOR_DisplayPort, .wide_bus_en = true },
+ { .io_start = 0x0aea0000, .id = MSM_DP_CONTROLLER_3, .connector_type = DRM_MODE_CONNECTOR_DisplayPort, .wide_bus_en = true },
+ { .io_start = 0x22090000, .id = MSM_DP_CONTROLLER_0, .connector_type = DRM_MODE_CONNECTOR_DisplayPort, .wide_bus_en = true },
+ { .io_start = 0x22098000, .id = MSM_DP_CONTROLLER_1, .connector_type = DRM_MODE_CONNECTOR_DisplayPort, .wide_bus_en = true },
+ { .io_start = 0x2209a000, .id = MSM_DP_CONTROLLER_2, .connector_type = DRM_MODE_CONNECTOR_DisplayPort, .wide_bus_en = true },
+ { .io_start = 0x220a0000, .id = MSM_DP_CONTROLLER_3, .connector_type = DRM_MODE_CONNECTOR_DisplayPort, .wide_bus_en = true },
+ {}
+};
+
+static const struct msm_dp_desc sc8280xp_edp_descs[] = {
+ { .io_start = 0x0ae9a000, .id = MSM_DP_CONTROLLER_2, .connector_type = DRM_MODE_CONNECTOR_eDP, .wide_bus_en = true },
+ { .io_start = 0x0aea0000, .id = MSM_DP_CONTROLLER_3, .connector_type = DRM_MODE_CONNECTOR_eDP, .wide_bus_en = true },
+ { .io_start = 0x2209a000, .id = MSM_DP_CONTROLLER_2, .connector_type = DRM_MODE_CONNECTOR_eDP, .wide_bus_en = true },
+ { .io_start = 0x220a0000, .id = MSM_DP_CONTROLLER_3, .connector_type = DRM_MODE_CONNECTOR_eDP, .wide_bus_en = true },
+ {}
+};
+
static const struct msm_dp_desc sm8350_dp_descs[] = {
{ .io_start = 0x0ae90000, .id = MSM_DP_CONTROLLER_0, .connector_type = DRM_MODE_CONNECTOR_DisplayPort },
{}
@@ -156,6 +176,8 @@ static const struct of_device_id dp_dt_match[] = {
{ .compatible = "qcom,sc7280-edp", .data = &sc7280_dp_descs },
{ .compatible = "qcom,sc8180x-dp", .data = &sc8180x_dp_descs },
{ .compatible = "qcom,sc8180x-edp", .data = &sc8180x_dp_descs },
+ { .compatible = "qcom,sc8280xp-dp", .data = &sc8280xp_dp_descs },
+ { .compatible = "qcom,sc8280xp-edp", .data = &sc8280xp_edp_descs },
{ .compatible = "qcom,sm8350-dp", .data = &sm8350_dp_descs },
{}
};