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- // SPDX-License-Identifier: GPL-2.0
- /*
- * Device Tree Source for the Wheat board
- *
- * Copyright (C) 2016 Renesas Electronics Corporation
- * Copyright (C) 2016 Cogent Embedded, Inc.
- */
- /dts-v1/;
- #include "r8a7792.dtsi"
- #include <dt-bindings/gpio/gpio.h>
- #include <dt-bindings/input/input.h>
- / {
- model = "Wheat";
- compatible = "renesas,wheat", "renesas,r8a7792";
- aliases {
- serial0 = &scif0;
- };
- chosen {
- bootargs = "ignore_loglevel rw root=/dev/nfs ip=on";
- stdout-path = "serial0:115200n8";
- };
- memory@40000000 {
- device_type = "memory";
- reg = <0 0x40000000 0 0x40000000>;
- };
- d3_3v: regulator-3v3 {
- compatible = "regulator-fixed";
- regulator-name = "D3.3V";
- regulator-min-microvolt = <3300000>;
- regulator-max-microvolt = <3300000>;
- regulator-boot-on;
- regulator-always-on;
- };
- ethernet@18000000 {
- compatible = "smsc,lan89218", "smsc,lan9115";
- reg = <0 0x18000000 0 0x100>;
- phy-mode = "mii";
- interrupt-parent = <&irqc>;
- interrupts = <0 IRQ_TYPE_EDGE_FALLING>;
- smsc,irq-push-pull;
- smsc,save-mac-address;
- reg-io-width = <4>;
- vddvario-supply = <&d3_3v>;
- vdd33a-supply = <&d3_3v>;
- pinctrl-0 = <&lan89218_pins>;
- pinctrl-names = "default";
- };
- keyboard {
- compatible = "gpio-keys";
- key-a {
- linux,code = <KEY_A>;
- label = "SW2";
- wakeup-source;
- debounce-interval = <20>;
- gpios = <&gpio3 20 GPIO_ACTIVE_LOW>;
- };
- key-b {
- linux,code = <KEY_B>;
- label = "SW3";
- wakeup-source;
- debounce-interval = <20>;
- gpios = <&gpio11 2 GPIO_ACTIVE_LOW>;
- };
- };
- vcc_sdhi0: regulator-vcc-sdhi0 {
- compatible = "regulator-fixed";
- regulator-name = "SDHI0 Vcc";
- regulator-min-microvolt = <3300000>;
- regulator-max-microvolt = <3300000>;
- gpio = <&gpio11 12 GPIO_ACTIVE_HIGH>;
- enable-active-high;
- };
- hdmi-out0 {
- compatible = "hdmi-connector";
- type = "a";
- port {
- hdmi_con0: endpoint {
- remote-endpoint = <&adv7513_0_out>;
- };
- };
- };
- hdmi-out1 {
- compatible = "hdmi-connector";
- type = "a";
- port {
- hdmi_con1: endpoint {
- remote-endpoint = <&adv7513_1_out>;
- };
- };
- };
- osc2_clk: osc2 {
- compatible = "fixed-clock";
- #clock-cells = <0>;
- clock-frequency = <74250000>;
- };
- };
- &extal_clk {
- clock-frequency = <20000000>;
- };
- &pfc {
- scif0_pins: scif0 {
- groups = "scif0_data";
- function = "scif0";
- };
- lan89218_pins: lan89218 {
- intc {
- groups = "intc_irq0";
- function = "intc";
- };
- lbsc {
- groups = "lbsc_ex_cs0";
- function = "lbsc";
- };
- };
- can0_pins: can0 {
- groups = "can0_data";
- function = "can0";
- };
- can1_pins: can1 {
- groups = "can1_data";
- function = "can1";
- };
- sdhi0_pins: sdhi0 {
- groups = "sdhi0_data4", "sdhi0_ctrl";
- function = "sdhi0";
- };
- qspi_pins: qspi {
- groups = "qspi_ctrl", "qspi_data4";
- function = "qspi";
- };
- du0_pins: du0 {
- groups = "du0_rgb888", "du0_sync", "du0_disp";
- function = "du0";
- };
- du1_pins: du1 {
- groups = "du1_rgb666", "du1_sync", "du1_disp";
- function = "du1";
- };
- };
- &rwdt {
- timeout-sec = <60>;
- status = "okay";
- };
- &scif0 {
- pinctrl-0 = <&scif0_pins>;
- pinctrl-names = "default";
- status = "okay";
- };
- &can0 {
- pinctrl-0 = <&can0_pins>;
- pinctrl-names = "default";
- status = "okay";
- };
- &can1 {
- pinctrl-0 = <&can1_pins>;
- pinctrl-names = "default";
- status = "okay";
- };
- &sdhi0 {
- pinctrl-0 = <&sdhi0_pins>;
- pinctrl-names = "default";
- vmmc-supply = <&vcc_sdhi0>;
- cd-gpios = <&gpio11 11 GPIO_ACTIVE_LOW>;
- status = "okay";
- };
- &qspi {
- pinctrl-0 = <&qspi_pins>;
- pinctrl-names = "default";
- status = "okay";
- flash@0 {
- compatible = "spansion,s25fl512s", "jedec,spi-nor";
- reg = <0>;
- spi-max-frequency = <30000000>;
- spi-tx-bus-width = <4>;
- spi-rx-bus-width = <4>;
- spi-cpol;
- spi-cpha;
- m25p,fast-read;
- partitions {
- compatible = "fixed-partitions";
- #address-cells = <1>;
- #size-cells = <1>;
- partition@0 {
- label = "loader";
- reg = <0x00000000 0x00040000>;
- read-only;
- };
- partition@40000 {
- label = "user";
- reg = <0x00040000 0x00400000>;
- read-only;
- };
- partition@440000 {
- label = "flash";
- reg = <0x00440000 0x03bc0000>;
- };
- };
- };
- };
- &i2c4 {
- status = "okay";
- clock-frequency = <400000>;
- /*
- * The adv75xx resets its addresses to defaults during low power mode.
- * Because we have two ADV7513 devices on the same bus, we must change
- * both of them away from the defaults so that they do not conflict.
- */
- hdmi@3d {
- compatible = "adi,adv7513";
- reg = <0x3d>, <0x4d>, <0x2d>, <0x5d>;
- reg-names = "main", "edid", "cec", "packet";
- adi,input-depth = <8>;
- adi,input-colorspace = "rgb";
- adi,input-clock = "1x";
- ports {
- #address-cells = <1>;
- #size-cells = <0>;
- port@0 {
- reg = <0>;
- adv7513_0_in: endpoint {
- remote-endpoint = <&du_out_rgb0>;
- };
- };
- port@1 {
- reg = <1>;
- adv7513_0_out: endpoint {
- remote-endpoint = <&hdmi_con0>;
- };
- };
- };
- };
- hdmi@39 {
- compatible = "adi,adv7513";
- reg = <0x39>, <0x49>, <0x29>, <0x59>;
- reg-names = "main", "edid", "cec", "packet";
- adi,input-depth = <8>;
- adi,input-colorspace = "rgb";
- adi,input-clock = "1x";
- ports {
- #address-cells = <1>;
- #size-cells = <0>;
- port@0 {
- reg = <0>;
- adv7513_1_in: endpoint {
- remote-endpoint = <&du_out_rgb1>;
- };
- };
- port@1 {
- reg = <1>;
- adv7513_1_out: endpoint {
- remote-endpoint = <&hdmi_con1>;
- };
- };
- };
- };
- };
- &du {
- pinctrl-0 = <&du0_pins>, <&du1_pins>;
- pinctrl-names = "default";
- clocks = <&cpg CPG_MOD 724>, <&cpg CPG_MOD 723>, <&osc2_clk>;
- clock-names = "du.0", "du.1", "dclkin.0";
- status = "okay";
- ports {
- port@0 {
- endpoint {
- remote-endpoint = <&adv7513_0_in>;
- };
- };
- port@1 {
- endpoint {
- remote-endpoint = <&adv7513_1_in>;
- };
- };
- };
- };
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