[PATCH v3 3/3] arm64: dts: renesas: r8a779a0: falcon-cpu: Add DSI display output
From: Kieran Bingham <kieran.bingham@ideasonboard.com>
Date: 2021-09-23 01:04:15
Also in:
linux-renesas-soc, lkml
Subsystem:
arm/risc-v/renesas architecture, the rest · Maintainers:
Geert Uytterhoeven, Magnus Damm, Linus Torvalds
From: Kieran Bingham <kieran.bingham+renesas@ideasonboard.com> Provide the display output using the sn65dsi86 MIPI DSI bridge Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Kieran Bingham <kieran.bingham+renesas@ideasonboard.com> --- v3: - Fix the voltage regulator values - No longer override the clocks - use clk-x6 as clock node name .../boot/dts/renesas/r8a779a0-falcon-cpu.dtsi | 79 +++++++++++++++++++ 1 file changed, 79 insertions(+)
diff --git a/arch/arm64/boot/dts/renesas/r8a779a0-falcon-cpu.dtsi b/arch/arm64/boot/dts/renesas/r8a779a0-falcon-cpu.dtsi
index a0a1a1da0d87..9943f09a5cc6 100644
--- a/arch/arm64/boot/dts/renesas/r8a779a0-falcon-cpu.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a779a0-falcon-cpu.dtsi@@ -66,6 +66,15 @@ memory@700000000 { reg = <0x7 0x00000000 0x0 0x80000000>; }; + 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";
@@ -83,6 +92,41 @@ 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>; + }; +}; + +&dsi0 { + status = "okay"; + + ports { + port@1 { + endpoint { + remote-endpoint = <&sn65dsi86_in>; + data-lanes = <1 2 3 4>; + }; + }; + }; +}; + +&du { + status = "okay"; }; &extal_clk {
@@ -114,6 +158,41 @@ &i2c1 { status = "okay"; clock-frequency = <400000>; + + sn65dsi86@2c { + compatible = "ti,sn65dsi86"; + reg = <0x2c>; + + clocks = <&sn65dsi86_refclk>; + clock-names = "refclk"; + + interrupt-parent = <&gpio1>; + interrupts = <24 IRQ_TYPE_LEVEL_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>; + }; + }; + }; + }; }; &i2c6 {
--
2.30.2