0001 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
0002 /*
0003 * Google Trogdor dts fragment for the boards with TI sn65dsi86 edp bridge
0004 *
0005 * Copyright 2021 Google LLC.
0006 */
0007
0008 #include <dt-bindings/gpio/gpio.h>
0009
0010 &dsi0_out {
0011 remote-endpoint = <&sn65dsi86_in>;
0012 };
0013
0014 edp_brij_i2c: &i2c2 {
0015 status = "okay";
0016 clock-frequency = <400000>;
0017
0018 sn65dsi86_bridge: bridge@2d {
0019 compatible = "ti,sn65dsi86";
0020 reg = <0x2d>;
0021 pinctrl-names = "default";
0022 pinctrl-0 = <&edp_brij_en>, <&edp_brij_irq>;
0023 gpio-controller;
0024 #gpio-cells = <2>;
0025
0026 interrupt-parent = <&tlmm>;
0027 interrupts = <11 IRQ_TYPE_LEVEL_HIGH>;
0028
0029 enable-gpios = <&tlmm 104 GPIO_ACTIVE_HIGH>;
0030
0031 vpll-supply = <&pp1800_edp_vpll>;
0032 vccio-supply = <&pp1800_brij_vccio>;
0033 vcca-supply = <&pp1200_brij>;
0034 vcc-supply = <&pp1200_brij>;
0035
0036 clocks = <&rpmhcc RPMH_LN_BB_CLK3>;
0037 clock-names = "refclk";
0038
0039 no-hpd;
0040
0041 ports {
0042 #address-cells = <1>;
0043 #size-cells = <0>;
0044
0045 port@0 {
0046 reg = <0>;
0047 sn65dsi86_in: endpoint {
0048 remote-endpoint = <&dsi0_out>;
0049 };
0050 };
0051
0052 port@1 {
0053 reg = <1>;
0054 sn65dsi86_out: endpoint {
0055 data-lanes = <0 1>;
0056 remote-endpoint = <&panel_in_edp>;
0057 };
0058 };
0059 };
0060
0061 aux-bus {
0062 panel: panel {
0063 /* Compatible will be filled in per-board */
0064 power-supply = <&pp3300_dx_edp>;
0065 backlight = <&backlight>;
0066 hpd-gpios = <&sn65dsi86_bridge 2 GPIO_ACTIVE_HIGH>;
0067
0068 port {
0069 panel_in_edp: endpoint {
0070 remote-endpoint = <&sn65dsi86_out>;
0071 };
0072 };
0073 };
0074 };
0075 };
0076 };
0077
0078 &tlmm {
0079 edp_brij_irq: edp-brij-irq {
0080 pinmux {
0081 pins = "gpio11";
0082 function = "gpio";
0083 };
0084
0085 pinconf {
0086 pins = "gpio11";
0087 drive-strength = <2>;
0088 bias-pull-down;
0089 };
0090 };
0091 };
