# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/display/rockchip/rockchip-vop.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Rockchip SerDes MFD driver
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description:
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Rockchip SerDes MFD driver is a pair chip for long distance transmitting
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display image.
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maintainers:
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- Zhang Yubing <yubing.zhang@rock-chips.com>
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properties:
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compatible:
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enum:
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- "rockchip,rkx110", "rockchip,rkx120"
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interrupts:
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maxItems: 1
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description:
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The Serdes interrupt is shared by RKX110/RKX120.
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clocks:
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items:
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- description:
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clock-names:
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items:
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- const:
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resets:
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maxItems: 1
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reset-names:
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items:
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- const:
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route:
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type: object
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description:
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A route node descriptor serdes topology
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required:
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- compatible
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- reg
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- interrupts
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- clocks
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- clock-names
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- resets
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- reset-names
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- route
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additionalProperties: false
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# example0:
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# 1 video source input, 1 channel, 1 lane, 1 remote, 1 video output:
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# disp in can select follow interface:
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# dsi0_rx, dsi1_rx, lvds0_rx, lvds1_rx, dual-lvds_rx, rgb_rx
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# disp out can select follow interface:
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# dsi_tx, lvds0_tx, lvds1_tx, dual-lvds_tx, rgb_tx
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+-------+ +---------+ +---------+ +--------+
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| | disp in | | cable0 | | disp out| |
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| soc |--------->| RK110 +----------->| RK120 +-------->| screen |
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| | | | | | | |
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+-------+ +---------+ +---------+ +--------+
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examples0:
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- |
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#include <dt-bindings/mfd/rockchip-serdes.h>
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&i2c1 {
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status = "okay";
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rkx110_x120: rkx110_x120@55 {
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compatible = "rockchip,rkx110";
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enable-gpios = <&gpio0 RK_PD3 GPIO_ACTIVE_HIGH>;
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reset-gpios = <&gpio0 RK_PB7 GPIO_ACTIVE_LOW>;
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status = "okay";
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remote0-addr = <0x35>;
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panel {
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compatible = "rockchip,serdes_panel";
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status = "okay";
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local-port0 = <RK_SERDES_LVDS_RX0>;
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remote0-port0 = <RK_SERDES_LVDS_TX0>;
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backlight0 = <&backlight>;
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power0-supply = <&vcc3v3_lcd_n>;
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reset0-gpios = <&gpio0 RK_PC4 GPIO_ACTIVE_LOW>;
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reset0-delay-ms = <20>;
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enable0-delay-ms = <20>;
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prepare0-delay-ms = <20>;
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unprepare0-delay-ms = <20>;
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disable0-delay-ms = <20>;
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bus-format0 = <MEDIA_BUS_FMT_RGB888_1X7X4_SPWG>;
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display-timings {
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native-mode = <&timing0>;
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timing0: timing0 {
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clock-frequency = <27000000>;
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hactive = <1024>;
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vactive = <600>;
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hback-porch = <160>;
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hfront-porch = <160>;
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vback-porch = <20>;
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vfront-porch = <15>;
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hsync-len = <6>;
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vsync-len = <5>;
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hsync-active = <0>;
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vsync-active = <0>;
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de-active = <0>;
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pixelclk-active = <0>;
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};
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};
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};
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};
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};
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# example1:
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# 1 video source input, 2 channel, 1 lane, 1 remote, 1 video output:
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# disp in can select follow interface:
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# dsi0_rx, dsi1_rx, lvds0_rx, lvds1_rx, dual-lvds_rx, rgb_rx
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# disp out can select follow interface:
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# dsi_tx, lvds0_tx, lvds1_tx, dual-lvds_tx, rgb_tx
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+-------+ +---------+ cable0 +---------+ +--------+
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| | disp in | +----------->| | disp out| |
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| soc |--------->| RK110 | cable1 | RK120 +-------->| screen |
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| | | +----------->| | | |
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+-------+ +---------+ +---------+ +--------+
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examples1:
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- |
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#include <dt-bindings/mfd/rockchip-serdes.h>
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&i2c1 {
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status = "okay";
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rkx110_x120: rkx110_x120@55 {
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compatible = "rockchip,rkx110";
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enable-gpios = <&gpio0 RK_PD3 GPIO_ACTIVE_HIGH>;
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reset-gpios = <&gpio0 RK_PB7 GPIO_ACTIVE_LOW>;
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status = "okay";
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remote0-addr = <0x35>;
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panel {
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compatible = "rockchip,serdes_panel";
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status = "okay";
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local-port0 = <RK_SERDES_LVDS_RX0>;
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remote0-port0 = <RK_SERDES_LVDS_TX0>;
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num-lanes = <2>;
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backlight0 = <&backlight>;
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power0-supply = <&vcc3v3_lcd_n>;
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reset0-gpios = <&gpio0 RK_PC4 GPIO_ACTIVE_LOW>;
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reset0-delay-ms = <20>;
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enable0-delay-ms = <20>;
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prepare0-delay-ms = <20>;
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unprepare0-delay-ms = <20>;
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disable0-delay-ms = <20>;
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bus-format0 = <MEDIA_BUS_FMT_RGB888_1X7X4_SPWG>;
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display-timings {
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native-mode = <&timing0>;
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timing0: timing0 {
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clock-frequency = <27000000>;
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hactive = <1024>;
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vactive = <600>;
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hback-porch = <160>;
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hfront-porch = <160>;
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vback-porch = <20>;
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vfront-porch = <15>;
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hsync-len = <6>;
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vsync-len = <5>;
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hsync-active = <0>;
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vsync-active = <0>;
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de-active = <0>;
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pixelclk-active = <0>;
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};
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};
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};
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};
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};
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# example2:
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# 1 video source input, 2 channel, 2 lane, 2 remote, 2 video output:
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# disp in can select follow interface:
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# dsi0_rx, dsi1_rx, lvds0_rx, lvds1_rx, dual-lvds_rx, rgb_rx
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# disp out can select follow interface:
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# dsi_tx, lvds0_tx, lvds1_tx, dual-lvds_tx, rgb_tx
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+---------+ +--------+
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cable0 | |disp0 out| |
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+------->| RK120 +-------->| screen |
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| | | | |
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+-------+ +---------+ | +---------+ +--------+
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| | disp in | +---+
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| soc |--------->| RK110 |
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| | | +---+
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+-------+ +---------+ | +---------+ +--------+
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|cable1 | |disp1 out| |
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+------->| RK120 +-------->| screen |
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+---------+ +--------+
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examples2:
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- |
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#include <dt-bindings/mfd/rockchip-serdes.h>
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&i2c1 {
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status = "okay";
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rkx110_x120: rkx110_x120@55 {
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compatible = "rockchip,rkx110";
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enable-gpios = <&gpio0 RK_PD3 GPIO_ACTIVE_HIGH>;
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reset-gpios = <&gpio0 RK_PB7 GPIO_ACTIVE_LOW>;
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status = "okay";
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remote0-addr = <0x35>;
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remote1-addr = <0x36>;
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panel {
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compatible = "rockchip,serdes_panel";
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status = "okay";
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local-port0 = <RK_SERDES_LVDS_RX0>;
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remote0-port0 = <RK_SERDES_LVDS_TX0>;
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remote1-port0 = <RK_SERDES_LVDS_TX0>;
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backlight0 = <&backlight>;
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power0-supply = <&vcc3v3_lcd_n>;
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reset0-gpios = <&gpio0 RK_PC4 GPIO_ACTIVE_LOW>;
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reset0-delay-ms = <20>;
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enable0-delay-ms = <20>;
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prepare0-delay-ms = <20>;
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unprepare0-delay-ms = <20>;
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disable0-delay-ms = <20>;
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bus-format0 = <MEDIA_BUS_FMT_RGB888_1X7X4_SPWG>;
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display-timings {
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native-mode = <&timing0>;
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timing0: timing0 {
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clock-frequency = <27000000>;
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hactive = <1024>;
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vactive = <600>;
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hback-porch = <160>;
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hfront-porch = <160>;
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vback-porch = <20>;
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vfront-porch = <15>;
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hsync-len = <6>;
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vsync-len = <5>;
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hsync-active = <0>;
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vsync-active = <0>;
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de-active = <0>;
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pixelclk-active = <0>;
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};
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};
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};
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};
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};
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# example3:
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# 1 video source input, 2 channel, 1 lane, 1 remote, 2 video output:
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# disp in can select follow interface:
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# dsi0_rx, dsi1_rx, lvds0_rx, lvds1_rx, dual-lvds_rx, rgb_rx
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# disp out can select follow interface:
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# lvds0_tx and lvds1_tx
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+--------+
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lvds0_tx | |
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+--->| screen |
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+-------+ +---------+ +---------+ | | |
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| | disp in | | cable0 | |----+ +--------+
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| soc |--------->| RK110 +----------->| RK120 |
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| | | | | |----+ +--------+
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+-------+ +---------+ +---------+ | | |
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+--->| screen |
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lvds1_tx | |
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+--------+
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examples3:
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- |
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#include <dt-bindings/mfd/rockchip-serdes.h>
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&i2c1 {
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status = "okay";
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rkx110_x120: rkx110_x120@55 {
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compatible = "rockchip,rkx110";
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enable-gpios = <&gpio0 RK_PD3 GPIO_ACTIVE_HIGH>;
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reset-gpios = <&gpio0 RK_PB7 GPIO_ACTIVE_LOW>;
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status = "okay";
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remote0-addr = <0x35>;
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panel {
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compatible = "rockchip,serdes_panel";
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status = "okay";
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local-port0 = <RK_SERDES_LVDS_RX0>;
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remote0-port0 = <RK_SERDES_LVDS_TX0>;
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remote0-port1 = <RK_SERDES_LVDS_TX1>;
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backlight0 = <&backlight>;
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power0-supply = <&vcc3v3_lcd_n>;
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reset0-gpios = <&gpio0 RK_PC4 GPIO_ACTIVE_LOW>;
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reset0-delay-ms = <20>;
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enable0-delay-ms = <20>;
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prepare0-delay-ms = <20>;
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unprepare0-delay-ms = <20>;
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disable0-delay-ms = <20>;
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bus-format0 = <MEDIA_BUS_FMT_RGB888_1X7X4_SPWG>;
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display-timings {
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native-mode = <&timing0>;
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timing0: timing0 {
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clock-frequency = <27000000>;
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hactive = <1024>;
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vactive = <600>;
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hback-porch = <160>;
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hfront-porch = <160>;
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vback-porch = <20>;
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vfront-porch = <15>;
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hsync-len = <6>;
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vsync-len = <5>;
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hsync-active = <0>;
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vsync-active = <0>;
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de-active = <0>;
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pixelclk-active = <0>;
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};
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};
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};
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};
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};
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# example4:
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# 2 video source input, 2 channel, 1 lane, 1 remote, 2 video output:
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# disp in can select follow interface:
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# dsi0_rx and dsi1_rx, or lvds0_rx and lvds1_rx
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# disp out can select follow interface:
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# lvds0_tx and lvds1_tx
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+--------+
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lvds0_tx | |
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+--->| screen |
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+-------+ disp0_rx +---------+ +---------+ | | |
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| |--------->| | cable0 | |----+ +--------+
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| soc | disp1_rx | RK110 +----------->| RK120 |
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| |--------->| | | |----+ +--------+
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+-------+ +---------+ +---------+ | | |
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+--->| screen |
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lvds1_tx | |
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+--------+
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examples4:
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- |
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#include <dt-bindings/mfd/rockchip-serdes.h>
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&i2c1 {
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status = "okay";
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rkx110_x120: rkx110_x120@55 {
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compatible = "rockchip,rkx110";
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enable-gpios = <&gpio0 RK_PD3 GPIO_ACTIVE_HIGH>;
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reset-gpios = <&gpio0 RK_PB7 GPIO_ACTIVE_LOW>;
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status = "okay";
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remote0-addr = <0x35>;
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panel {
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compatible = "rockchip,serdes_panel";
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status = "okay";
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local-port0 = <RK_SERDES_LVDS_RX0>;
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local-port1 = <RK_SERDES_LVDS_RX1>;
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remote0-port0 = <RK_SERDES_LVDS_TX0>;
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remote0-port1 = <RK_SERDES_LVDS_TX1>;
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backlight0 = <&backlight>;
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power0-supply = <&vcc3v3_lcd_n>;
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reset0-gpios = <&gpio0 RK_PC4 GPIO_ACTIVE_LOW>;
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reset0-delay-ms = <20>;
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enable0-delay-ms = <20>;
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prepare0-delay-ms = <20>;
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unprepare0-delay-ms = <20>;
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disable0-delay-ms = <20>;
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bus-format0 = <MEDIA_BUS_FMT_RGB888_1X7X4_SPWG>;
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display-timings {
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native-mode = <&timing0>;
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timing0: timing0 {
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clock-frequency = <27000000>;
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hactive = <1024>;
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vactive = <600>;
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hback-porch = <160>;
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hfront-porch = <160>;
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vback-porch = <20>;
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vfront-porch = <15>;
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hsync-len = <6>;
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vsync-len = <5>;
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hsync-active = <0>;
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vsync-active = <0>;
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de-active = <0>;
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pixelclk-active = <0>;
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};
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};
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};
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};
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};
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# example5:
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# 2 video source input, 2 channel, 2 lane, 1 remote, 2 video output:
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# disp in can select follow interface:
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# dsi0_rx and dsi1_rx, or lvds0_rx and lvds1_rx
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# disp out can select follow interface:
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# lvds0_tx and lvds1_tx
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+--------+
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lvds0_tx | |
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+--->| screen |
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+-------+ disp0_rx +---------+ cable0 +---------+ | | |
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| |--------->| +----------->| |----+ +--------+
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| soc | disp1_rx | RK110 | cable1 | RK120 |
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| |--------->| +----------->| |----+ +--------+
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+-------+ +---------+ +---------+ | | |
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+--->| screen |
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lvds1_tx | |
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+--------+
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examples5:
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- |
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#include <dt-bindings/mfd/rockchip-serdes.h>
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&i2c1 {
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status = "okay";
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rkx110_x120: rkx110_x120@55 {
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compatible = "rockchip,rkx110";
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enable-gpios = <&gpio0 RK_PD3 GPIO_ACTIVE_HIGH>;
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reset-gpios = <&gpio0 RK_PB7 GPIO_ACTIVE_LOW>;
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status = "okay";
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remote0-addr = <0x35>;
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panel {
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compatible = "rockchip,serdes_panel";
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status = "okay";
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local-port0 = <RK_SERDES_LVDS_RX0>;
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local-port1 = <RK_SERDES_LVDS_RX1>;
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remote0-port0 = <RK_SERDES_LVDS_TX0>;
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remote0-port1 = <RK_SERDES_LVDS_TX1>;
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num-lanes = <2>;
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backlight0 = <&backlight>;
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power0-supply = <&vcc3v3_lcd_n>;
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reset0-gpios = <&gpio0 RK_PC4 GPIO_ACTIVE_LOW>;
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reset0-delay-ms = <20>;
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enable0-delay-ms = <20>;
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prepare0-delay-ms = <20>;
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unprepare0-delay-ms = <20>;
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disable0-delay-ms = <20>;
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bus-format0 = <MEDIA_BUS_FMT_RGB888_1X7X4_SPWG>;
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display-timings {
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native-mode = <&timing0>;
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timing0: timing0 {
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clock-frequency = <27000000>;
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hactive = <1024>;
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vactive = <600>;
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hback-porch = <160>;
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hfront-porch = <160>;
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vback-porch = <20>;
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vfront-porch = <15>;
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hsync-len = <6>;
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vsync-len = <5>;
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hsync-active = <0>;
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vsync-active = <0>;
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de-active = <0>;
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pixelclk-active = <0>;
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};
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};
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};
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};
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};
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# example6:
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# 2 video source input, 2 channel, 2 lane, 2 remote, 2 video output:
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# disp in can select follow interface:
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# dsi0_rx and dsi1_rx, or lvds0_rx and lvds1_rx
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# disp out can select follow interface:
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# dsi_tx, lvds0_tx, lvds1_tx, dual-lvds_tx, rgb_tx
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+---------+ +--------+
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cable0 | |disp0 out| |
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+------->| RK120 +-------->| screen |
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| | | | |
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+-------+ disp0_rx +---------+ | +---------+ +--------+
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| |--------->| +---+
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| soc | disp1_rx | RK110 |
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| |--------->| +---+
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+-------+ +---------+ | +---------+ +--------+
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|cable1 | |disp1 out| |
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+------->| RK120 +-------->| screen |
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| | | |
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+---------+ +--------+
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examples6:
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- |
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#include <dt-bindings/mfd/rockchip-serdes.h>
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&i2c1 {
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status = "okay";
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rkx110_x120: rkx110_x120@55 {
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compatible = "rockchip,rkx110";
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enable-gpios = <&gpio0 RK_PD3 GPIO_ACTIVE_HIGH>;
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reset-gpios = <&gpio0 RK_PB7 GPIO_ACTIVE_LOW>;
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status = "okay";
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remote0-addr = <0x35>;
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remote1-addr = <0x36>;
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panel {
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compatible = "rockchip,serdes_panel";
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status = "okay";
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local-port0 = <RK_SERDES_LVDS_RX0>;
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local-port1 = <RK_SERDES_LVDS_RX1>;
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remote0-port0 = <RK_SERDES_LVDS_TX0>;
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remote1-port0 = <RK_SERDES_LVDS_TX0>;
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backlight0 = <&backlight>;
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power0-supply = <&vcc3v3_lcd_n>;
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reset0-gpios = <&gpio0 RK_PC4 GPIO_ACTIVE_LOW>;
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reset0-delay-ms = <20>;
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enable0-delay-ms = <20>;
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prepare0-delay-ms = <20>;
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unprepare0-delay-ms = <20>;
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disable0-delay-ms = <20>;
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bus-format0 = <MEDIA_BUS_FMT_RGB888_1X7X4_SPWG>;
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display-timings {
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native-mode = <&timing0>;
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timing0: timing0 {
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clock-frequency = <27000000>;
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hactive = <1024>;
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vactive = <600>;
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hback-porch = <160>;
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hfront-porch = <160>;
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vback-porch = <20>;
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vfront-porch = <15>;
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hsync-len = <6>;
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vsync-len = <5>;
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hsync-active = <0>;
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vsync-active = <0>;
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de-active = <0>;
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pixelclk-active = <0>;
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};
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};
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};
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};
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};
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