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356 lines
7.4 KiB
356 lines
7.4 KiB
// 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 <[email protected]> |
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* Author: Jerome Brunet <[email protected]> |
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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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