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