357 lines
7.4 KiB
Plaintext
357 lines
7.4 KiB
Plaintext
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// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
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/*
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* Copyright (c) 2017 BayLibre, SAS.
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* Author: Neil Armstrong <narmstrong@baylibre.com>
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* Author: Jerome Brunet <jbrunet@baylibre.com>
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*/
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/dts-v1/;
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#include <dt-bindings/input/input.h>
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#include <dt-bindings/sound/meson-aiu.h>
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#include "meson-gxl-s905x.dtsi"
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/ {
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compatible = "libretech,aml-s905x-cc", "amlogic,s905x",
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"amlogic,meson-gxl";
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model = "Libre Computer AML-S905X-CC";
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aliases {
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serial0 = &uart_AO;
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ethernet0 = ðmac;
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};
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dio2133: analog-amplifier {
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compatible = "simple-audio-amplifier";
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sound-name-prefix = "AU2";
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VCC-supply = <&hdmi_5v>;
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enable-gpios = <&gpio GPIOH_5 GPIO_ACTIVE_HIGH>;
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};
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chosen {
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stdout-path = "serial0:115200n8";
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};
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cvbs-connector {
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compatible = "composite-video-connector";
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port {
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cvbs_connector_in: endpoint {
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remote-endpoint = <&cvbs_vdac_out>;
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};
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};
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};
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emmc_pwrseq: emmc-pwrseq {
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compatible = "mmc-pwrseq-emmc";
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reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;
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};
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hdmi-connector {
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compatible = "hdmi-connector";
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type = "a";
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port {
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hdmi_connector_in: endpoint {
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remote-endpoint = <&hdmi_tx_tmds_out>;
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};
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};
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};
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leds {
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compatible = "gpio-leds";
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led-system {
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label = "librecomputer:system-status";
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gpios = <&gpio GPIODV_24 GPIO_ACTIVE_HIGH>;
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default-state = "on";
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panic-indicator;
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};
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led-blue {
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label = "librecomputer:blue";
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gpios = <&gpio_ao GPIOAO_2 GPIO_ACTIVE_HIGH>;
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linux,default-trigger = "heartbeat";
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};
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};
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memory@0 {
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device_type = "memory";
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reg = <0x0 0x0 0x0 0x80000000>;
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};
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hdmi_5v: regulator-hdmi-5v {
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compatible = "regulator-fixed";
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regulator-name = "HDMI_5V";
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regulator-min-microvolt = <5000000>;
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regulator-max-microvolt = <5000000>;
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gpio = <&gpio GPIOH_3 GPIO_ACTIVE_HIGH>;
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enable-active-high;
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regulator-always-on;
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};
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vcc_3v3: regulator-vcc_3v3 {
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compatible = "regulator-fixed";
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regulator-name = "VCC_3V3";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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};
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vcc_card: regulator-vcc-card {
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compatible = "regulator-gpio";
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regulator-name = "VCC_CARD";
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <3300000>;
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gpios = <&gpio_ao GPIOAO_3 GPIO_ACTIVE_HIGH>;
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gpios-states = <0>;
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states = <3300000 0>,
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<1800000 1>;
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regulator-settling-time-up-us = <200>;
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regulator-settling-time-down-us = <50000>;
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};
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vddio_ao18: regulator-vddio_ao18 {
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compatible = "regulator-fixed";
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regulator-name = "VDDIO_AO18";
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <1800000>;
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};
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/* This is provided by LDOs on the eMMC daugther card */
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vddio_boot: regulator-vddio_boot {
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compatible = "regulator-fixed";
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regulator-name = "VDDIO_BOOT";
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <1800000>;
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vin-supply = <&vcc_3v3>;
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};
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sound {
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compatible = "amlogic,gx-sound-card";
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model = "LIBRETECH-CC";
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audio-aux-devs = <&dio2133>;
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audio-widgets = "Line", "Lineout";
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audio-routing = "AU2 INL", "ACODEC LOLN",
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"AU2 INR", "ACODEC LORN",
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"Lineout", "AU2 OUTL",
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"Lineout", "AU2 OUTR";
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assigned-clocks = <&clkc CLKID_MPLL0>,
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<&clkc CLKID_MPLL1>,
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<&clkc CLKID_MPLL2>;
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assigned-clock-parents = <0>, <0>, <0>;
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assigned-clock-rates = <294912000>,
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<270950400>,
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<393216000>;
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status = "okay";
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dai-link-0 {
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sound-dai = <&aiu AIU_CPU CPU_I2S_FIFO>;
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};
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dai-link-1 {
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sound-dai = <&aiu AIU_CPU CPU_I2S_ENCODER>;
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dai-format = "i2s";
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mclk-fs = <256>;
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codec-0 {
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sound-dai = <&aiu AIU_HDMI CTRL_I2S>;
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};
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codec-1 {
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sound-dai = <&aiu AIU_ACODEC CTRL_I2S>;
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};
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};
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dai-link-2 {
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sound-dai = <&aiu AIU_HDMI CTRL_OUT>;
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codec-0 {
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sound-dai = <&hdmi_tx>;
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};
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};
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dai-link-3 {
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sound-dai = <&aiu AIU_ACODEC CTRL_OUT>;
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codec-0 {
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sound-dai = <&acodec>;
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};
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};
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};
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};
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&acodec {
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AVDD-supply = <&vddio_ao18>;
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status = "okay";
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};
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&aiu {
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status = "okay";
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};
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&cec_AO {
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status = "okay";
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pinctrl-0 = <&ao_cec_pins>;
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pinctrl-names = "default";
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hdmi-phandle = <&hdmi_tx>;
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};
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&cvbs_vdac_port {
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cvbs_vdac_out: endpoint {
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remote-endpoint = <&cvbs_connector_in>;
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};
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};
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ðmac {
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status = "okay";
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};
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&internal_phy {
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pinctrl-0 = <ð_link_led_pins>, <ð_act_led_pins>;
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pinctrl-names = "default";
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};
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&ir {
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status = "okay";
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pinctrl-0 = <&remote_input_ao_pins>;
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pinctrl-names = "default";
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};
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&hdmi_tx {
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status = "okay";
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pinctrl-0 = <&hdmi_hpd_pins>, <&hdmi_i2c_pins>;
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pinctrl-names = "default";
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hdmi-supply = <&hdmi_5v>;
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};
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&hdmi_tx_tmds_port {
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hdmi_tx_tmds_out: endpoint {
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remote-endpoint = <&hdmi_connector_in>;
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};
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};
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&gpio_ao {
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gpio-line-names = "UART TX",
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"UART RX",
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"Blue LED",
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"SDCard Voltage Switch",
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"7J1 Header Pin5",
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"7J1 Header Pin3",
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"7J1 Header Pin12",
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"IR In",
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"9J3 Switch HDMI CEC/7J1 Header Pin11",
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"7J1 Header Pin13",
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/* GPIO_TEST_N */
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"7J1 Header Pin15";
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};
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&gpio {
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gpio-line-names = /* Bank GPIOZ */
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"", "", "", "", "", "", "",
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"", "", "", "", "", "", "",
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"Eth Link LED", "Eth Activity LED",
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/* Bank GPIOH */
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"HDMI HPD", "HDMI SDA", "HDMI SCL",
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"HDMI_5V_EN", "9J1 Header Pin2",
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"Analog Audio Mute",
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"2J3 Header Pin6",
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"2J3 Header Pin5",
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"2J3 Header Pin4",
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"2J3 Header Pin3",
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/* Bank BOOT */
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"eMMC D0", "eMMC D1", "eMMC D2", "eMMC D3",
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"eMMC D4", "eMMC D5", "eMMC D6", "eMMC D7",
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"eMMC Clk", "eMMC Reset", "eMMC CMD",
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"ALT BOOT MODE", "", "", "", "eMMC Data Strobe",
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/* Bank CARD */
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"SDCard D1", "SDCard D0", "SDCard CLK", "SDCard CMD",
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"SDCard D3", "SDCard D2", "SDCard Det",
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/* Bank GPIODV */
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"", "", "", "", "", "", "", "", "", "", "", "",
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"", "", "", "", "", "", "", "", "", "", "", "",
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"Green LED", "VCCK Enable",
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"7J1 Header Pin27", "7J1 Header Pin28",
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"VCCK Regulator", "VDDEE Regulator",
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/* Bank GPIOX */
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"7J1 Header Pin22", "7J1 Header Pin26",
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"7J1 Header Pin36", "7J1 Header Pin38",
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"7J1 Header Pin40", "7J1 Header Pin37",
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"7J1 Header Pin33", "7J1 Header Pin35",
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"7J1 Header Pin19", "7J1 Header Pin21",
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"7J1 Header Pin24", "7J1 Header Pin23",
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"7J1 Header Pin8", "7J1 Header Pin10",
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"7J1 Header Pin16", "7J1 Header Pin18",
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"7J1 Header Pin32", "7J1 Header Pin29",
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"7J1 Header Pin31",
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/* Bank GPIOCLK */
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"7J1 Header Pin7", "";
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};
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&saradc {
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status = "okay";
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vref-supply = <&vddio_ao18>;
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};
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/* SD card */
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&sd_emmc_b {
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status = "okay";
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pinctrl-0 = <&sdcard_pins>;
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pinctrl-1 = <&sdcard_clk_gate_pins>;
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pinctrl-names = "default", "clk-gate";
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bus-width = <4>;
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cap-sd-highspeed;
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max-frequency = <50000000>;
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disable-wp;
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cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_LOW>;
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vmmc-supply = <&vcc_3v3>;
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vqmmc-supply = <&vcc_card>;
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};
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/* eMMC */
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&sd_emmc_c {
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status = "okay";
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pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>;
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pinctrl-1 = <&emmc_clk_gate_pins>;
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pinctrl-names = "default", "clk-gate";
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bus-width = <8>;
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cap-mmc-highspeed;
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mmc-ddr-1_8v;
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mmc-hs200-1_8v;
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max-frequency = <200000000>;
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disable-wp;
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mmc-pwrseq = <&emmc_pwrseq>;
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vmmc-supply = <&vcc_3v3>;
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vqmmc-supply = <&vddio_boot>;
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};
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&uart_AO {
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status = "okay";
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pinctrl-0 = <&uart_ao_a_pins>;
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pinctrl-names = "default";
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};
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&usb {
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status = "okay";
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dr_mode = "host";
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};
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&usb2_phy0 {
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/*
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* even though the schematics don't show it:
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* HDMI_5V is also used as supply for the USB VBUS.
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*/
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phy-supply = <&hdmi_5v>;
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};
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