diff mbox series

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

Message ID 20240913103755.7290-6-quic_mukhopad@quicinc.com
State Superseded
Headers show
Series Add support for DisplayPort on SA8775P platform | expand

Commit Message

Soutrik Mukhopadhyay Sept. 13, 2024, 10:37 a.m. UTC
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@quicinc.com>
---
v2: No change

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

Comments

Dmitry Baryshkov Sept. 13, 2024, 11:44 a.m. UTC | #1
On Fri, 13 Sept 2024 at 13:38, Soutrik Mukhopadhyay
<quic_mukhopad@quicinc.com> wrote:
>
> 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@quicinc.com>
> ---
> 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 },

Please wait for the discussion to end before posting new iterations.
In this case Bjorn pointed out that this is not the full
configuration. Please add a comment, describing that there is a second
MDSS, which isn't declared here as it wasn't validated.

> +       {}
> +};
> +
>  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
>
diff mbox series

Patch

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 },