[PATCH 08/38] dt-bindings: display: tegra: Document interconnect paths
From: Thierry Reding <hidden>
Date: 2020-06-12 14:19:27
Also in:
linux-tegra
Subsystem:
drm drivers, drm drivers and misc gpu patches, drm drivers for nvidia tegra, open firmware and flattened device tree bindings, tegra video driver, the rest · Maintainers:
David Airlie, Simona Vetter, Maarten Lankhorst, Maxime Ripard, Thomas Zimmermann, Thierry Reding, Mikko Perttunen, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Jonathan Hunter, Sowjanya Komatineni, Luca Ceresoli, Linus Torvalds
From: Thierry Reding <redacted> Signed-off-by: Thierry Reding <redacted> --- .../display/tegra/nvidia,tegra20-host1x.yaml | 52 ++++++++++++++++--- 1 file changed, 46 insertions(+), 6 deletions(-)
diff --git a/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-host1x.yaml b/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-host1x.yaml
index 3347e1b3c8f0..684fe25641f1 100644
--- a/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-host1x.yaml
+++ b/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-host1x.yaml@@ -97,8 +97,17 @@ properties: iommus: $ref: "/schemas/iommu/iommu.yaml#/properties/iommus" - memory-controllers: - $ref: /schemas/types.yaml#/definitions/phandle-array + interconnects: + description: Description of the interconnect paths for the host1x + controller; see ../interconnect/interconnect.txt for details. + items: + - description: memory read client for host1x + + interconnect-names: + description: A list of names identifying each entry listed in the + "interconnects" property. + items: + - const: dma-mem # read required: - compatible
@@ -489,6 +498,26 @@ allOf: iommus: $ref: "/schemas/types.yaml#/definitions/phandle-array" + #interconnects: + # items: + # - description: memory read client for window A + # - description: memory read client for window B + # - description: memory read client for window C + # - description: memory read client for cursor + # # disp only + # - description: memory read client for window T + # - description: memory read client for window D + + #interconnect-names: + # items: + # - const: wina + # - const: winb + # - const: winc + # - const: cursor + # # disp only + # - const: wint + # - const: wind + nvidia,head: description: The number of the display controller head. This is used to setup the various types of output to receive video
@@ -634,8 +663,15 @@ allOf: master interface of this display controller. $ref: "/schemas/types.yaml#/definitions/phandle-array" - memory-controllers: - $ref: /schemas/types.yaml#/definitions/phandle-array + interconnects: + description: Description of the interconnect paths for the + display controller; see ../interconnect/interconnect.txt + for details. + + interconnect-names: + items: + - const: dma-mem # read-0 + - const: read-1 nvidia,outputs: description: A list of phandles of outputs that this display
@@ -1027,8 +1063,12 @@ allOf: iommus: $ref: "/schemas/types.yaml#/definitions/phandle-array" - memory-controllers: - $ref: /schemas/types.yaml#/definitions/phandle-array + interconnects: true + + interconnect-names: + items: + - const: dma-mem # read + - const: write unevaluatedProperties: false
--
2.24.1