| Message ID | 20231108171619.978438-1-a-bhatia1@ti.com (mailing list archive) |
|---|---|
| Headers | show |
| Series | Add DSS support for TI AM62A7 SoC | expand |
Hi, On 08/11/2023 19:16, Aradhya Bhatia wrote: > This patch series adds a new compatible for the Display SubSystem (DSS) > controller on TI's AM62A7 SoC. It further adds the required support, for > the same, in the tidss driver. > > The DSS controller is similar to the recently added AM625 DSS, with the > key difference being the absence of VP1 output on the SoC. The VP1 in > AM62A7 DSS is tied off and cannot be used, unlike in AM625, where the > VP1 was connected to 2 OLDI TXes. The video pipeline that corresponds to > VP1 still exists and can be used to overlay planes on the VP2's primary > plane. This can be done using the overlay managers inside the SoC. > Moreover, DSS VP2 can output Full-HD RGB888 DPI video signals. > > I have tested these patches on AM62A7 SK-EVM, which converts DPI signals > to HDMI on the platform using the Sil9022A HDMI transmitter. All the > patches, required to enable display on AM62A7-SK, can be found on my > github fork[0] in the branch "next_am62a-v3". > > Regards > Aradhya > > [0]: https://github.com/aradhya07/linux-ab/tree/next_am62a-v3 > > Change Log: > V2 -> V3: > - Add Krzysztof Kozlowski's R-b in patch 1/2. > - Add new DISPC_VP_TIED_OFF for tied-off video-ports in patch 2/2. > > V1 -> V2: > - Correctly sort DISPC_AM62A7 macro after DISPC_AM625 in patch 2/2. > > Previous Versions: > V1: https://lore.kernel.org/all/20230818131750.4779-1-a-bhatia1@ti.com/ > V2: https://lore.kernel.org/all/20230818142124.8561-1-a-bhatia1@ti.com/ > > Aradhya Bhatia (2): > dt-bindings: display: ti: Add support for am62a7 dss > drivers/tidss: Add support for AM62A7 DSS > > .../bindings/display/ti/ti,am65x-dss.yaml | 14 +++++ > drivers/gpu/drm/tidss/tidss_dispc.c | 59 +++++++++++++++++++ > drivers/gpu/drm/tidss/tidss_dispc.h | 3 + > drivers/gpu/drm/tidss/tidss_drv.c | 1 + > 4 files changed, 77 insertions(+) > > > base-commit: 2220f68f4504aa1ccce0fac721ccdb301e9da32f For the series: Reviewed-by: Tomi Valkeinen <tomi.valkeinen@ideasonboard.com> Tomi
On 08/11/2023 19:16, Aradhya Bhatia wrote: > This patch series adds a new compatible for the Display SubSystem (DSS) > controller on TI's AM62A7 SoC. It further adds the required support, for > the same, in the tidss driver. > > The DSS controller is similar to the recently added AM625 DSS, with the > key difference being the absence of VP1 output on the SoC. The VP1 in > AM62A7 DSS is tied off and cannot be used, unlike in AM625, where the > VP1 was connected to 2 OLDI TXes. The video pipeline that corresponds to > VP1 still exists and can be used to overlay planes on the VP2's primary > plane. This can be done using the overlay managers inside the SoC. > Moreover, DSS VP2 can output Full-HD RGB888 DPI video signals. > > I have tested these patches on AM62A7 SK-EVM, which converts DPI signals > to HDMI on the platform using the Sil9022A HDMI transmitter. All the > patches, required to enable display on AM62A7-SK, can be found on my > github fork[0] in the branch "next_am62a-v3". > > Regards > Aradhya > > [0]: https://github.com/aradhya07/linux-ab/tree/next_am62a-v3 > > Change Log: > V2 -> V3: > - Add Krzysztof Kozlowski's R-b in patch 1/2. > - Add new DISPC_VP_TIED_OFF for tied-off video-ports in patch 2/2. > > V1 -> V2: > - Correctly sort DISPC_AM62A7 macro after DISPC_AM625 in patch 2/2. > > Previous Versions: > V1: https://lore.kernel.org/all/20230818131750.4779-1-a-bhatia1@ti.com/ > V2: https://lore.kernel.org/all/20230818142124.8561-1-a-bhatia1@ti.com/ > > Aradhya Bhatia (2): > dt-bindings: display: ti: Add support for am62a7 dss > drivers/tidss: Add support for AM62A7 DSS > > .../bindings/display/ti/ti,am65x-dss.yaml | 14 +++++ > drivers/gpu/drm/tidss/tidss_dispc.c | 59 +++++++++++++++++++ > drivers/gpu/drm/tidss/tidss_dispc.h | 3 + > drivers/gpu/drm/tidss/tidss_drv.c | 1 + > 4 files changed, 77 insertions(+) > > > base-commit: 2220f68f4504aa1ccce0fac721ccdb301e9da32f Thanks, I'm applying to drm-misc. Tomi