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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/rockchip/inno_hdmi-rockchip.txt | |
parent | Initial commit. (diff) | |
download | linux-upstream/5.10.209.tar.xz linux-upstream/5.10.209.zip |
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | Documentation/devicetree/bindings/display/rockchip/inno_hdmi-rockchip.txt | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/display/rockchip/inno_hdmi-rockchip.txt b/Documentation/devicetree/bindings/display/rockchip/inno_hdmi-rockchip.txt new file mode 100644 index 000000000..cec21714f --- /dev/null +++ b/Documentation/devicetree/bindings/display/rockchip/inno_hdmi-rockchip.txt @@ -0,0 +1,49 @@ +Rockchip specific extensions to the Innosilicon HDMI +================================ + +Required properties: +- compatible: + "rockchip,rk3036-inno-hdmi"; +- reg: + Physical base address and length of the controller's registers. +- clocks, clock-names: + Phandle to hdmi controller clock, name should be "pclk" +- interrupts: + HDMI interrupt number +- ports: + Contain one port node with endpoint definitions as defined in + Documentation/devicetree/bindings/graph.txt. +- pinctrl-0, pinctrl-name: + Switch the iomux of HPD/CEC pins to HDMI function. + +Example: +hdmi: hdmi@20034000 { + compatible = "rockchip,rk3036-inno-hdmi"; + reg = <0x20034000 0x4000>; + interrupts = <GIC_SPI 45 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cru PCLK_HDMI>; + clock-names = "pclk"; + pinctrl-names = "default"; + pinctrl-0 = <&hdmi_ctl>; + + hdmi_in: port { + #address-cells = <1>; + #size-cells = <0>; + hdmi_in_lcdc: endpoint@0 { + reg = <0>; + remote-endpoint = <&lcdc_out_hdmi>; + }; + }; +}; + +&pinctrl { + hdmi { + hdmi_ctl: hdmi-ctl { + rockchip,pins = <1 8 RK_FUNC_1 &pcfg_pull_none>, + <1 9 RK_FUNC_1 &pcfg_pull_none>, + <1 10 RK_FUNC_1 &pcfg_pull_none>, + <1 11 RK_FUNC_1 &pcfg_pull_none>; + }; + }; + +}; |