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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
commit | 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch) | |
tree | a94efe259b9009378be6d90eb30d2b019d95c194 /Documentation/devicetree/bindings/display/bridge/renesas,dw-hdmi.txt | |
parent | Initial commit. (diff) | |
download | linux-430c2fc249ea5c0536abd21c23382884005c9093.tar.xz linux-430c2fc249ea5c0536abd21c23382884005c9093.zip |
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'Documentation/devicetree/bindings/display/bridge/renesas,dw-hdmi.txt')
-rw-r--r-- | Documentation/devicetree/bindings/display/bridge/renesas,dw-hdmi.txt | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/display/bridge/renesas,dw-hdmi.txt b/Documentation/devicetree/bindings/display/bridge/renesas,dw-hdmi.txt new file mode 100644 index 000000000..3f6072651 --- /dev/null +++ b/Documentation/devicetree/bindings/display/bridge/renesas,dw-hdmi.txt @@ -0,0 +1,88 @@ +Renesas Gen3 DWC HDMI TX Encoder +================================ + +The HDMI transmitter is a Synopsys DesignWare HDMI 1.4 TX controller IP +with a companion PHY IP. + +These DT bindings follow the Synopsys DWC HDMI TX bindings defined in +Documentation/devicetree/bindings/display/bridge/dw_hdmi.txt with the +following device-specific properties. + + +Required properties: + +- compatible : Shall contain one or more of + - "renesas,r8a774a1-hdmi" for R8A774A1 (RZ/G2M) compatible HDMI TX + - "renesas,r8a774b1-hdmi" for R8A774B1 (RZ/G2N) compatible HDMI TX + - "renesas,r8a774e1-hdmi" for R8A774E1 (RZ/G2H) compatible HDMI TX + - "renesas,r8a7795-hdmi" for R8A7795 (R-Car H3) compatible HDMI TX + - "renesas,r8a7796-hdmi" for R8A7796 (R-Car M3-W) compatible HDMI TX + - "renesas,r8a77961-hdmi" for R8A77961 (R-Car M3-W+) compatible HDMI TX + - "renesas,r8a77965-hdmi" for R8A77965 (R-Car M3-N) compatible HDMI TX + - "renesas,rcar-gen3-hdmi" for the generic R-Car Gen3 and RZ/G2 compatible + HDMI TX + + When compatible with generic versions, nodes must list the SoC-specific + version corresponding to the platform first, followed by the + family-specific version. + +- reg: See dw_hdmi.txt. +- interrupts: HDMI interrupt number +- clocks: See dw_hdmi.txt. +- clock-names: Shall contain "iahb" and "isfr" as defined in dw_hdmi.txt. +- ports: See dw_hdmi.txt. The DWC HDMI shall have one port numbered 0 + corresponding to the video input of the controller and one port numbered 1 + corresponding to its HDMI output, and one port numbered 2 corresponding to + sound input of the controller. Each port shall have a single endpoint. + +Optional properties: + +- power-domains: Shall reference the power domain that contains the DWC HDMI, + if any. + + +Example: + + hdmi0: hdmi@fead0000 { + compatible = "renesas,r8a7795-hdmi", "renesas,rcar-gen3-hdmi"; + reg = <0 0xfead0000 0 0x10000>; + interrupts = <0 389 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cpg CPG_CORE R8A7795_CLK_S0D4>, <&cpg CPG_MOD 729>; + clock-names = "iahb", "isfr"; + power-domains = <&sysc R8A7795_PD_ALWAYS_ON>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + port@0 { + reg = <0>; + dw_hdmi0_in: endpoint { + remote-endpoint = <&du_out_hdmi0>; + }; + }; + port@1 { + reg = <1>; + rcar_dw_hdmi0_out: endpoint { + remote-endpoint = <&hdmi0_con>; + }; + }; + port@2 { + reg = <2>; + rcar_dw_hdmi0_sound_in: endpoint { + remote-endpoint = <&hdmi_sound_out>; + }; + }; + }; + }; + + hdmi0-out { + compatible = "hdmi-connector"; + label = "HDMI0 OUT"; + type = "a"; + + port { + hdmi0_con: endpoint { + remote-endpoint = <&rcar_dw_hdmi0_out>; + }; + }; + }; |