| Message ID | 20241127-qcs8300_dp-v1-4-0d30065c8c58@quicinc.com (mailing list archive) |
|---|---|
| State | New |
| Headers | show |
| Series | Add support for DisplayPort on QCS8300 platform | expand |
On Wed, Nov 27, 2024 at 04:15:51PM +0800, Yongxing Mou wrote: > The Qualcomm QCS8300 platform comes with a DisplayPort controller > with same base offset with SA8775P, add support for this in the > DisplayPort driver. Can we reuse SA8775P config then? And SA8775p compatible as a fallback, not requiring any driver modifications. > > Signed-off-by: Yongxing Mou <quic_yongmou@quicinc.com> > --- > 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 aba925aab7ad7c6652e81004043864c1cb3ac370..f870faa89f26a8cb5bd7f4caf11f42e919c9efac 100644 > --- a/drivers/gpu/drm/msm/dp/dp_display.c > +++ b/drivers/gpu/drm/msm/dp/dp_display.c > @@ -118,6 +118,11 @@ struct msm_dp_desc { > bool wide_bus_supported; > }; > > +static const struct msm_dp_desc msm_dp_desc_qcs8300[] = { > + { .io_start = 0x0af54000, .id = MSM_DP_CONTROLLER_0, .wide_bus_supported = true }, > + {} > +}; > + > static const struct msm_dp_desc msm_dp_desc_sa8775p[] = { > { .io_start = 0x0af54000, .id = MSM_DP_CONTROLLER_0, .wide_bus_supported = true }, > { .io_start = 0x0af5c000, .id = MSM_DP_CONTROLLER_1, .wide_bus_supported = true }, > @@ -170,6 +175,7 @@ static const struct msm_dp_desc msm_dp_desc_x1e80100[] = { > }; > > static const struct of_device_id msm_dp_dt_match[] = { > + { .compatible = "qcom,qcs8300-dp", .data = &msm_dp_desc_qcs8300 }, > { .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 >
diff --git a/drivers/gpu/drm/msm/dp/dp_display.c b/drivers/gpu/drm/msm/dp/dp_display.c index aba925aab7ad7c6652e81004043864c1cb3ac370..f870faa89f26a8cb5bd7f4caf11f42e919c9efac 100644 --- a/drivers/gpu/drm/msm/dp/dp_display.c +++ b/drivers/gpu/drm/msm/dp/dp_display.c @@ -118,6 +118,11 @@ struct msm_dp_desc { bool wide_bus_supported; }; +static const struct msm_dp_desc msm_dp_desc_qcs8300[] = { + { .io_start = 0x0af54000, .id = MSM_DP_CONTROLLER_0, .wide_bus_supported = true }, + {} +}; + static const struct msm_dp_desc msm_dp_desc_sa8775p[] = { { .io_start = 0x0af54000, .id = MSM_DP_CONTROLLER_0, .wide_bus_supported = true }, { .io_start = 0x0af5c000, .id = MSM_DP_CONTROLLER_1, .wide_bus_supported = true }, @@ -170,6 +175,7 @@ static const struct msm_dp_desc msm_dp_desc_x1e80100[] = { }; static const struct of_device_id msm_dp_dt_match[] = { + { .compatible = "qcom,qcs8300-dp", .data = &msm_dp_desc_qcs8300 }, { .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 },
The Qualcomm QCS8300 platform comes with a DisplayPort controller with same base offset with SA8775P, add support for this in the DisplayPort driver. Signed-off-by: Yongxing Mou <quic_yongmou@quicinc.com> --- drivers/gpu/drm/msm/dp/dp_display.c | 6 ++++++ 1 file changed, 6 insertions(+)