[PATCH 2/5] drm/msm/dp: Add DisplayPort controller for Kaanapali

From: Balaji Kalkonda

Date: Mon Oct 05 2026 - 03:27:27 EST


The Qualcomm Kaanapali platform comes with a DisplayPort controller
with a different base offset than the previous SM8650 SoC, add support
for this in the DisplayPort driver.

Signed-off-by: Balaji Kalkonda <balaji.kalkonda@xxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/msm/dp/dp_display.c | 6 ++++++
1 file changed, 6 insertions(+)

diff --git a/drivers/gpu/drm/msm/dp/dp_display.c b/drivers/gpu/drm/msm/dp/dp_display.c
index 9299ce616fdb..348eb6967abf 100644
--- a/drivers/gpu/drm/msm/dp/dp_display.c
+++ b/drivers/gpu/drm/msm/dp/dp_display.c
@@ -158,6 +158,11 @@ static const struct msm_dp_desc msm_dp_desc_sm8650[] = {
{}
};

+static const struct msm_dp_desc msm_dp_desc_kaanapali[] = {
+ { .io_start = 0x09ad2000, .id = MSM_DP_CONTROLLER_0, .wide_bus_supported = true },
+ {}
+};
+
static const struct msm_dp_desc msm_dp_desc_x1e80100[] = {
{ .io_start = 0x0ae90000, .id = MSM_DP_CONTROLLER_0, .wide_bus_supported = true },
{ .io_start = 0x0ae98000, .id = MSM_DP_CONTROLLER_1, .wide_bus_supported = true },
@@ -168,6 +173,7 @@ static const struct msm_dp_desc msm_dp_desc_x1e80100[] = {

static const struct of_device_id msm_dp_dt_match[] = {
{ .compatible = "qcom,glymur-dp", .data = &msm_dp_desc_glymur },
+ { .compatible = "qcom,kaanapali-dp", .data = &msm_dp_desc_kaanapali },
{ .compatible = "qcom,sa8775p-dp", .data = &msm_dp_desc_sa8775p },
{ .compatible = "qcom,sc7180-dp", .data = &msm_dp_desc_sc7180 },
{ .compatible = "qcom,sc7280-dp", .data = &msm_dp_desc_sc7280 },

--
2.34.1