[PATCH v3 00/10] drm: Add DSI/DP support for Renesas r8a779h0 V4M and grey-hawk board

Tomi Valkeinen
2024-12-06T09:33:27Z

Add everything needed to support the DSI output on Renesas r8a779h0
(V4M) SoC, and the DP output (via sn65dsi86 DSI to DP bridge) on the
Renesas grey-hawk board.

Overall the DSI and the board design is almost identical to Renesas
r8a779g0 and white-hawk board.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen+renesas@ideasonboard.com>
---
Changes in v3:
- Update "Write DPTSR only if there are more than one crtc" patch to
"Write DPTSR only if the second source exists"
- Add Laurent's Rb
- Link to v2: https://lore.kernel.org/r/20241205-rcar-gh-dsi-v2-0-42471851df86@ideasonboard.com

Changes in v2:
- Add the DT binding with a new conditional block, so that we can set
only the port@0 as required
- Drop port@1 from r8a779h0.dtsi (there's no port@1)
- Add a new patch to write DPTSR only if num_crtcs > 1
- Drop RCAR_DU_FEATURE_NO_DPTSR (not needed anymore)
- Add Cc: stable to the fix, and move it as first patch
- Added the tags from reviews
- Link to v1: https://lore.kernel.org/r/20241203-rcar-gh-dsi-v1-0-738ae1a95d2a@ideasonboard.com

---
Tomi Valkeinen (10):
drm/rcar-du: dsi: Fix PHY lock bit check
drm/rcar-du: Write DPTSR only if the second source exists
dt-bindings: display: bridge: renesas,dsi-csi2-tx: Add r8a779h0
dt-bindings: display: renesas,du: Add r8a779h0
clk: renesas: r8a779h0: Add display clocks
drm/rcar-du: dsi: Add r8a779h0 support
drm/rcar-du: Add support for r8a779h0
arm64: dts: renesas: gray-hawk-single: Fix indentation
arm64: dts: renesas: r8a779h0: Add display support
arm64: dts: renesas: gray-hawk-single: Add DisplayPort support

.../display/bridge/renesas,dsi-csi2-tx.yaml | 1 +
.../devicetree/bindings/display/renesas,du.yaml | 52 ++++++++-
.../boot/dts/renesas/r8a779h0-gray-hawk-single.dts | 119 ++++++++++++++++++---
arch/arm64/boot/dts/renesas/r8a779h0.dtsi | 73 +++++++++++++
drivers/clk/renesas/r8a779h0-cpg-mssr.c | 4 +
drivers/gpu/drm/renesas/rcar-du/rcar_du_drv.c | 18 ++++
drivers/gpu/drm/renesas/rcar-du/rcar_du_group.c | 24 +++--
drivers/gpu/drm/renesas/rcar-du/rcar_mipi_dsi.c | 4 +-
.../gpu/drm/renesas/rcar-du/rcar_mipi_dsi_regs.h | 1 -
9 files changed, 272 insertions(+), 24 deletions(-)
---
base-commit: adc218676eef25575469234709c2d87185ca223a
change-id: 20241008-rcar-gh-dsi-9c01f5deeac8

Best regards,
--
Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>