[PATCH v2 5/5] drm/msm/dp: Add DisplayPort controller for SA8775P

From: Soutrik Mukhopadhyay
Date: Fri Sep 13 2024 - 06:38:53 EST


The Qualcomm SA8775P platform comes with a DisplayPort controller
with a different base offset than the previous SoCs,
add support for this in the DisplayPort driver.

Signed-off-by: Soutrik Mukhopadhyay <quic_mukhopad@xxxxxxxxxxx>
---
v2: No change

---
drivers/gpu/drm/msm/dp/dp_display.c | 7 +++++++
1 file changed, 7 insertions(+)

diff --git a/drivers/gpu/drm/msm/dp/dp_display.c b/drivers/gpu/drm/msm/dp/dp_display.c
index e1228fb093ee..e4954fd99eb0 100644
--- a/drivers/gpu/drm/msm/dp/dp_display.c
+++ b/drivers/gpu/drm/msm/dp/dp_display.c
@@ -118,6 +118,12 @@ struct msm_dp_desc {
bool wide_bus_supported;
};

+static const struct msm_dp_desc sa8775p_dp_descs[] = {
+ { .io_start = 0xaf54000, .id = MSM_DP_CONTROLLER_0, .wide_bus_supported = true },
+ { .io_start = 0xaf5c000, .id = MSM_DP_CONTROLLER_1, .wide_bus_supported = true },
+ {}
+};
+
static const struct msm_dp_desc sc7180_dp_descs[] = {
{ .io_start = 0x0ae90000, .id = MSM_DP_CONTROLLER_0, .wide_bus_supported = true },
{}
@@ -162,6 +168,7 @@ static const struct msm_dp_desc x1e80100_dp_descs[] = {
};

static const struct of_device_id dp_dt_match[] = {
+ { .compatible = "qcom,sa8775p-dp", .data = &sa8775p_dp_descs },
{ .compatible = "qcom,sc7180-dp", .data = &sc7180_dp_descs },
{ .compatible = "qcom,sc7280-dp", .data = &sc7280_dp_descs },
{ .compatible = "qcom,sc7280-edp", .data = &sc7280_dp_descs },
--
2.17.1