Add DT nodes needed for the mini DP connector. The DP is driven by sn65dsi86, which in turn gets the pixel data from the SoC via DSI.
Signed-off-by: Tomi Valkeinen <tomi.valkeinen+rene...@ideasonboard.com> Reviewed-by: Kieran Bingham <kieran.bingham+rene...@ideasonboard.com> Reviewed-by: Laurent Pinchart <laurent.pinch...@ideasonboard.com> --- .../dts/renesas/r8a779g0-white-hawk-cpu.dtsi | 94 +++++++++++++++++++ 1 file changed, 94 insertions(+) diff --git a/arch/arm64/boot/dts/renesas/r8a779g0-white-hawk-cpu.dtsi b/arch/arm64/boot/dts/renesas/r8a779g0-white-hawk-cpu.dtsi index c10740aee9f6..8aab859aac7a 100644 --- a/arch/arm64/boot/dts/renesas/r8a779g0-white-hawk-cpu.dtsi +++ b/arch/arm64/boot/dts/renesas/r8a779g0-white-hawk-cpu.dtsi @@ -97,6 +97,15 @@ memory@600000000 { reg = <0x6 0x00000000 0x1 0x00000000>; }; + reg_1p2v: regulator-1p2v { + compatible = "regulator-fixed"; + regulator-name = "fixed-1.2V"; + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <1200000>; + regulator-boot-on; + regulator-always-on; + }; + reg_1p8v: regulator-1p8v { compatible = "regulator-fixed"; regulator-name = "fixed-1.8V"; @@ -114,6 +123,24 @@ reg_3p3v: regulator-3p3v { regulator-boot-on; regulator-always-on; }; + + mini-dp-con { + compatible = "dp-connector"; + label = "CN5"; + type = "mini"; + + port { + mini_dp_con_in: endpoint { + remote-endpoint = <&sn65dsi86_out>; + }; + }; + }; + + sn65dsi86_refclk: clk-x6 { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <38400000>; + }; }; &avb0 { @@ -134,6 +161,23 @@ phy0: ethernet-phy@0 { }; }; +&dsi0 { + status = "okay"; + + ports { + port@1 { + dsi0_out: endpoint { + remote-endpoint = <&sn65dsi86_in>; + data-lanes = <1 2 3 4>; + }; + }; + }; +}; + +&du { + status = "okay"; +}; + &extal_clk { clock-frequency = <16666666>; }; @@ -172,6 +216,51 @@ eeprom@50 { }; }; +&i2c1 { + pinctrl-0 = <&i2c1_pins>; + pinctrl-names = "default"; + + status = "okay"; + clock-frequency = <400000>; + + bridge@2c { + compatible = "ti,sn65dsi86"; + reg = <0x2c>; + + clocks = <&sn65dsi86_refclk>; + clock-names = "refclk"; + + interrupt-parent = <&intc_ex>; + interrupts = <0 IRQ_TYPE_LEVEL_HIGH>; + + enable-gpios = <&gpio1 26 GPIO_ACTIVE_HIGH>; + + vccio-supply = <®_1p8v>; + vpll-supply = <®_1p8v>; + vcca-supply = <®_1p2v>; + vcc-supply = <®_1p2v>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + sn65dsi86_in: endpoint { + remote-endpoint = <&dsi0_out>; + }; + }; + + port@1 { + reg = <1>; + sn65dsi86_out: endpoint { + remote-endpoint = <&mini_dp_con_in>; + }; + }; + }; + }; +}; + &mmc0 { pinctrl-0 = <&mmc_pins>; pinctrl-1 = <&mmc_pins>; @@ -221,6 +310,11 @@ i2c0_pins: i2c0 { function = "i2c0"; }; + i2c1_pins: i2c1 { + groups = "i2c1"; + function = "i2c1"; + }; + keys_pins: keys { pins = "GP_5_0", "GP_5_1", "GP_5_2"; bias-pull-up; -- 2.34.1