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@@ -0,0 +1,375 @@
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+// SPDX-License-Identifier: GPL-2.0
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+/*
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+ * Copyright (c) 2019 BayLibre SAS.
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+ * Author: Jerome Brunet <jbrunet@baylibre.com>
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+ */
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+
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+/* Libretech Amlogic GX PC form factor - AKA: Tartiflette */
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+
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+#include <dt-bindings/input/input.h>
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+#include <dt-bindings/leds/common.h>
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+
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+/ {
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+ adc-keys {
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+ compatible = "adc-keys";
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+ io-channels = <&saradc 0>;
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+ io-channel-names = "buttons";
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+ keyup-threshold-microvolt = <1800000>;
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+
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+ update-button {
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+ label = "update";
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+ linux,code = <KEY_VENDOR>;
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+ press-threshold-microvolt = <1300000>;
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+ };
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+ };
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+
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+ aliases {
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+ serial0 = &uart_AO;
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+ ethernet0 = ðmac;
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+ spi0 = &spifc;
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+ };
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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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+
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+ cvbs-connector {
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+ compatible = "composite-video-connector";
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+ status = "disabled";
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+
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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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+
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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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+
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+ hdmi-connector {
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+ compatible = "hdmi-connector";
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+ type = "a";
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+
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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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+
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+ gpio-keys-polled {
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+ compatible = "gpio-keys-polled";
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+ poll-interval = <100>;
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+
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+ power-button {
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+ label = "power";
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+ linux,code = <KEY_POWER>;
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+ gpios = <&gpio_ao GPIOAO_2 GPIO_ACTIVE_LOW>;
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+ };
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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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+
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+ ao_5v: regulator-ao_5v {
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+ compatible = "regulator-fixed";
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+ regulator-name = "AO_5V";
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+ regulator-min-microvolt = <5000000>;
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+ regulator-max-microvolt = <5000000>;
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+ vin-supply = <&dc_in>;
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+ regulator-always-on;
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+ };
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+
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+ dc_in: regulator-dc_in {
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+ compatible = "regulator-fixed";
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+ regulator-name = "DC_IN";
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+ regulator-min-microvolt = <5000000>;
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+ regulator-max-microvolt = <5000000>;
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+ regulator-always-on;
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+ };
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+
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+ leds {
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+ compatible = "gpio-leds";
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+
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+ green {
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+ color = <LED_COLOR_ID_GREEN>;
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+ function = LED_FUNCTION_DISK_ACTIVITY;
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+ gpios = <&gpio_ao GPIOAO_9 GPIO_ACTIVE_HIGH>;
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+ linux,default-trigger = "disk-activity";
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+ };
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+
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+ blue {
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+ color = <LED_COLOR_ID_BLUE>;
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+ function = LED_FUNCTION_STATUS;
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+ gpios = <&gpio GPIODV_28 GPIO_ACTIVE_HIGH>;
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+ linux,default-trigger = "heartbeat";
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+ panic-indicator;
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+ };
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+ };
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+
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+ vcc_card: regulator-vcc_card {
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+ compatible = "regulator-fixed";
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+ regulator-name = "VCC_CARD";
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+ regulator-min-microvolt = <3300000>;
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+ regulator-max-microvolt = <3300000>;
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+ vin-supply = <&vddio_ao3v3>;
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+
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+ gpio = <&gpio GPIODV_4 GPIO_ACTIVE_HIGH>;
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+ enable-active-high;
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+ };
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+
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+ vcc5v: regulator-vcc5v {
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+ compatible = "regulator-fixed";
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+ regulator-name = "VCC5V";
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+ regulator-min-microvolt = <5000000>;
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+ regulator-max-microvolt = <5000000>;
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+ vin-supply = <&ao_5v>;
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+
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+ gpio = <&gpio GPIOH_3 GPIO_OPEN_DRAIN>;
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+ };
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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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+ vin-supply = <&ao_5v>;
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+ regulator-always-on;
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+ };
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+
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+ vddio_ao3v3: regulator-vddio_ao3v3 {
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+ compatible = "regulator-fixed";
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+ regulator-name = "VDDIO_AO3V3";
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+ regulator-min-microvolt = <3300000>;
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+ regulator-max-microvolt = <3300000>;
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+ vin-supply = <&ao_5v>;
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+ regulator-always-on;
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+ };
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+
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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 = <&vddio_ao3v3>;
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+ regulator-always-on;
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+ };
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+
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+ vddio_card: regulator-vddio-card {
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+ compatible = "regulator-gpio";
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+ regulator-name = "VDDIO_CARD";
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+ regulator-min-microvolt = <1800000>;
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+ regulator-max-microvolt = <3300000>;
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+
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+ gpios = <&gpio GPIODV_5 GPIO_ACTIVE_HIGH>;
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+ gpios-states = <0>;
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+
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+ states = <3300000 0>,
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+ <1800000 1>;
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+
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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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+};
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+
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+&cec_AO {
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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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+ status = "okay";
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+};
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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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+
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+ðmac {
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+ pinctrl-0 = <ð_pins>, <ð_phy_irq_pins>;
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+ pinctrl-names = "default";
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+ phy-handle = <&external_phy>;
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+ amlogic,tx-delay-ns = <2>;
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+ phy-mode = "rgmii";
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+ status = "okay";
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+};
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+
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+&external_mdio {
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+ external_phy: ethernet-phy@0 {
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+ reg = <0>;
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+ max-speed = <1000>;
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+ reset-assert-us = <10000>;
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+ reset-deassert-us = <30000>;
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+ reset-gpios = <&gpio GPIOZ_14 GPIO_ACTIVE_LOW>;
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+ interrupt-parent = <&gpio_intc>;
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+ interrupts = <25 IRQ_TYPE_LEVEL_LOW>;
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+ };
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+};
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+
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+&pinctrl_periphs {
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+ /*
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+ * Make sure the reset pin of the usb HUB is driven high to take
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+ * it out of reset.
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+ */
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+ usb1_rst_pins: usb1_rst_irq {
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+ mux {
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+ groups = "GPIODV_3";
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+ function = "gpio_periphs";
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+ bias-disable;
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+ output-high;
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+ };
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+ };
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+
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+ /* Make sure the phy irq pin is properly configured as input */
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+ eth_phy_irq_pins: eth_phy_irq {
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+ mux {
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+ groups = "GPIOZ_15";
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+ function = "gpio_periphs";
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+ bias-disable;
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+ output-disable;
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+ };
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+ };
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+};
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+
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+&hdmi_tx {
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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 = <&vcc5v>;
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+ status = "okay";
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+};
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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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+
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+&ir {
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+ pinctrl-0 = <&remote_input_ao_pins>;
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+ pinctrl-names = "default";
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+ status = "okay";
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+};
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+
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+&i2c_C {
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+ pinctrl-0 = <&i2c_c_dv18_pins>;
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+ pinctrl-names = "default";
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+ status = "okay";
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+
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+ rtc: rtc@51 {
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+ reg = <0x51>;
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+ compatible = "nxp,pcf8563";
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+ #clock-cells = <0>;
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+ clock-output-names = "rtc_clkout";
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+ };
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+};
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+
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+&pwm_AO_ab {
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+ pinctrl-0 = <&pwm_ao_a_3_pins>;
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+ pinctrl-names = "default";
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+ clocks = <&clkc CLKID_FCLK_DIV4>;
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+ clock-names = "clkin0";
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+ status = "okay";
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+};
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+
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+&pwm_ab {
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+ pinctrl-0 = <&pwm_b_pins>;
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+ pinctrl-names = "default";
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+ clocks = <&clkc CLKID_FCLK_DIV4>;
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+ clock-names = "clkin0";
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+ status = "okay";
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+};
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+
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+&pwm_ef {
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+ pinctrl-0 = <&pwm_e_pins>, <&pwm_f_clk_pins>;
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+ pinctrl-names = "default";
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+ clocks = <&clkc CLKID_FCLK_DIV4>;
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+ clock-names = "clkin0";
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+ status = "okay";
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+};
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+
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+&saradc {
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+ vref-supply = <&vddio_ao18>;
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+ status = "okay";
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+};
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+
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+/* SD card */
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+&sd_emmc_b {
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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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+
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+ bus-width = <4>;
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+ cap-sd-highspeed;
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+ sd-uhs-sdr12;
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+ sd-uhs-sdr25;
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+ sd-uhs-sdr50;
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+ sd-uhs-ddr50;
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+ max-frequency = <200000000>;
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+ disable-wp;
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+
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+ cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_LOW>;
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+
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+ vmmc-supply = <&vcc_card>;
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+ vqmmc-supply = <&vddio_card>;
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+
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+ status = "okay";
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+};
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+
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+/* eMMC */
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+&sd_emmc_c {
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+ pinctrl-0 = <&emmc_pins>;
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+ pinctrl-1 = <&emmc_clk_gate_pins>;
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+ pinctrl-names = "default", "clk-gate";
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+
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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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+
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+ mmc-pwrseq = <&emmc_pwrseq>;
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+ vmmc-supply = <&vddio_ao3v3>;
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+ vqmmc-supply = <&vddio_boot>;
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+
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+ status = "okay";
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+};
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+
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+&spifc {
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+ pinctrl-0 = <&nor_pins>;
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+ pinctrl-names = "default";
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+ status = "okay";
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+
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+ gd25lq128: spi-flash@0 {
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+ compatible = "jedec,spi-nor";
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+ #address-cells = <1>;
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+ #size-cells = <1>;
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+ reg = <0>;
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+ spi-max-frequency = <12000000>;
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+ };
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+};
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+
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+&uart_AO {
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+ pinctrl-0 = <&uart_ao_a_pins>;
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+ pinctrl-names = "default";
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+ status = "okay";
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+};
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+
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+&usb0 {
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+ status = "okay";
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+};
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+
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+&usb2_phy0 {
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+ pinctrl-0 = <&usb1_rst_pins>;
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+ pinctrl-names = "default";
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+ phy-supply = <&vcc5v>;
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+};
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+
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+&usb2_phy1 {
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+ phy-supply = <&vcc5v>;
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+};
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