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589 lines
12 KiB
Plaintext
589 lines
12 KiB
Plaintext
// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
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/*
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* Copyright (c) 2019 BayLibre, SAS
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* Author: Neil Armstrong <narmstrong@baylibre.com>
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* Copyright (c) 2019 Christian Hewitt <christianshewitt@gmail.com>
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* Copyright (c) 2025 retro98boy <retro98boy@qq.com>
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*/
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/dts-v1/;
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#include "meson-g12b-a311d.dtsi"
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#include <dt-bindings/input/input.h>
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#include <dt-bindings/gpio/meson-g12a-gpio.h>
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#include <dt-bindings/sound/meson-g12a-toacodec.h>
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#include <dt-bindings/sound/meson-g12a-tohdmitx.h>
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/ {
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compatible = "CAINIAO,CNIoT-CORE", "amlogic,a311d", "amlogic,g12b";
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model = "CAINIAO CNIoT-CORE";
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aliases {
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serial0 = &uart_AO;
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ethernet0 = ðmac;
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rtc99 = &vrtc;
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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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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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fan0: pwm-fan {
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compatible = "pwm-fan";
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#cooling-cells = <2>;
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cooling-levels = <0 120 170 220>;
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pwms = <&pwm_cd 1 40000 1>;
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tach-gpio = <&gpio GPIOA_4 GPIO_ACTIVE_HIGH>;
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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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pwr-btn {
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label = "pwr-btn";
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linux,code = <KEY_POWER>;
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gpios = <&gpio_ao GPIOAO_3 GPIO_ACTIVE_LOW>;
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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 2>;
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io-channel-names = "buttons";
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keyup-threshold-microvolt = <1710000>;
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poll-interval = <100>;
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button-recovery {
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label = "Recovery";
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linux,code = <KEY_VENDOR>;
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press-threshold-microvolt = <10000>;
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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_12 GPIO_ACTIVE_LOW>; /* In the vendor DTS, this is BOOT_10, but the actual test result is BOOT_12. */
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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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ht6872: ht6872 {
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compatible = "simple-audio-amplifier";
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enable-gpios = <&gpio_ao GPIOAO_2 GPIO_ACTIVE_HIGH>;
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VCC-supply = <&vdd_amp>;
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sound-name-prefix = "HT6872";
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status = "okay";
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};
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sdio_pwrseq: sdio-pwrseq {
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compatible = "mmc-pwrseq-simple";
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reset-gpios = <&gpio GPIOX_6 GPIO_ACTIVE_LOW>;
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clocks = <&wifi32k>;
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clock-names = "ext_clock";
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};
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wifi32k: wifi32k {
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compatible = "pwm-clock";
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#clock-cells = <0>;
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clock-frequency = <32768>;
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pwms = <&pwm_ef 0 30518 0>; /* PWM_E at 32.768KHz */
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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-always-on;
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regulator-boot-on;
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};
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/* important to usb hub */
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amp_power: regulator-amp-power {
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compatible = "regulator-fixed";
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enable-active-high;
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gpio = <&gpio GPIOH_8 GPIO_ACTIVE_HIGH>;
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regulator-name = "amp_power";
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regulator-always-on;
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regulator-boot-on;
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vin-supply = <&dc_in>;
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};
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vddao_1v8: regulator-vddao-1v8 {
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compatible = "regulator-fixed";
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regulator-name = "vddao_1v8";
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <1800000>;
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regulator-always-on;
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regulator-boot-on;
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vin-supply = <&dc_in>;
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};
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vddcpu_a: regulator-vddcpu-a {
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compatible = "pwm-regulator";
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regulator-name = "VDDCPU_A";
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regulator-min-microvolt = <690000>;
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regulator-max-microvolt = <1050000>;
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pwm-supply = <&dc_in>;
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pwms = <&pwm_ab 0 1250 0>;
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pwm-dutycycle-range = <100 0>;
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regulator-boot-on;
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regulator-always-on;
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};
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vddcpu_b: regulator-vddcpu-b {
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compatible = "pwm-regulator";
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regulator-name = "VDDCPU_B";
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regulator-min-microvolt = <690000>;
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regulator-max-microvolt = <1050000>;
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pwm-supply = <&dc_in>;
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pwms = <&pwm_AO_cd 1 1250 0>;
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pwm-dutycycle-range = <100 0>;
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regulator-boot-on;
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regulator-always-on;
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};
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vsys_3v3: regulator-vsys-3v3 {
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compatible = "regulator-fixed";
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regulator-name = "vsys_3v3";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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regulator-always-on;
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regulator-boot-on;
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vin-supply = <&dc_in>;
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};
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usb_pwr: regulator-usb-pwr {
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compatible = "regulator-fixed";
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enable-active-high;
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gpio = <&gpio_ao GPIOAO_6 GPIO_ACTIVE_HIGH>; /* always keep usb hub reset pin high */
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regulator-name = "usb_pwr";
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regulator-always-on;
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regulator-boot-on;
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vin-supply = <&dc_in>;
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};
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/*
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* The Type-C port on the host is switched with the four USB contacts on the side of the host via GPIOA_14.
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* Since the Type-C port on the host is either used for power supply or blocked by the dock,
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* switching USB 2.0 access to the four contacts on the side of the host is a better choice.
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* To use the Type-C port for data transmission,
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* you only need to set GPIOA_14 in the node below to a high level.
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*/
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usb_switch: regulator-usb-switch {
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compatible = "regulator-fixed";
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enable-active-low;
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gpio = <&gpio GPIOA_14 GPIO_ACTIVE_LOW>;
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regulator-name = "usb_switch";
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regulator-always-on;
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regulator-boot-on;
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vin-supply = <&dc_in>;
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};
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vdd_amp: regulator-vdd-amp {
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compatible = "regulator-fixed";
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enable-active-high;
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gpio = <&gpio GPIOH_7 GPIO_ACTIVE_HIGH>;
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regulator-name = "vdd_amp";
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regulator-always-on;
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regulator-boot-on;
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vin-supply = <&dc_in>;
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};
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sound {
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compatible = "amlogic,axg-sound-card";
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model = "CNIoT-CORE";
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audio-widgets = "Line", "Lineout";
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audio-aux-devs = <&tdmout_b>, <&tdmout_c>, <&ht6872>;
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audio-routing = "TDMOUT_B IN 0", "FRDDR_A OUT 1",
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"TDMOUT_B IN 1", "FRDDR_B OUT 1",
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"TDMOUT_B IN 2", "FRDDR_C OUT 1",
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"TDM_B Playback", "TDMOUT_B OUT",
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"TDMOUT_C IN 0", "FRDDR_A OUT 2",
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"TDMOUT_C IN 1", "FRDDR_B OUT 2",
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"TDMOUT_C IN 2", "FRDDR_C OUT 2",
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"TDM_C Playback", "TDMOUT_C OUT",
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"HT6872 INL", "ACODEC LOLP",
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"HT6872 INR", "ACODEC LORP",
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"Lineout", "HT6872 OUTL",
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"Lineout", "HT6872 OUTR";
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clocks = <&clkc CLKID_MPLL2>,
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<&clkc CLKID_MPLL0>,
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<&clkc CLKID_MPLL1>;
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assigned-clocks = <&clkc CLKID_MPLL2>,
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<&clkc CLKID_MPLL0>,
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<&clkc CLKID_MPLL1>;
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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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dai-link-0 {
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sound-dai = <&frddr_a>;
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};
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dai-link-1 {
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sound-dai = <&frddr_b>;
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};
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dai-link-2 {
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sound-dai = <&frddr_c>;
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};
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/* 8ch hdmi interface */
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dai-link-3 {
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sound-dai = <&tdmif_b>;
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dai-format = "i2s";
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dai-tdm-slot-tx-mask-0 = <1 1>;
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dai-tdm-slot-tx-mask-1 = <1 1>;
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dai-tdm-slot-tx-mask-2 = <1 1>;
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dai-tdm-slot-tx-mask-3 = <1 1>;
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mclk-fs = <256>;
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codec {
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sound-dai = <&tohdmitx TOHDMITX_I2S_IN_B>;
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};
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};
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dai-link-4 {
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sound-dai = <&tdmif_c>;
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dai-format = "i2s";
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dai-tdm-slot-tx-mask-0 = <1 1>;
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mclk-fs = <256>;
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codec {
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sound-dai = <&toacodec TOACODEC_IN_C>;
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};
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};
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/* hdmi glue */
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dai-link-5 {
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sound-dai = <&tohdmitx TOHDMITX_I2S_OUT>;
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codec {
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sound-dai = <&hdmi_tx>;
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};
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};
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/* acodec glue */
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dai-link-6 {
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sound-dai = <&toacodec TOACODEC_OUT>;
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codec {
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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 = <&vddao_1v8>;
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status = "okay";
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};
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&arb {
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status = "okay";
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};
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&clkc_audio {
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status = "okay";
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};
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&cecb_AO {
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pinctrl-0 = <&cec_ao_b_h_pins>;
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pinctrl-names = "default";
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status = "okay";
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hdmi-phandle = <&hdmi_tx>;
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};
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&cpu0 {
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cpu-supply = <&vddcpu_b>;
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operating-points-v2 = <&cpu_opp_table_0>;
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clocks = <&clkc CLKID_CPU_CLK>;
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clock-latency = <50000>;
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};
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&cpu1 {
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cpu-supply = <&vddcpu_b>;
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operating-points-v2 = <&cpu_opp_table_0>;
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clocks = <&clkc CLKID_CPU_CLK>;
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clock-latency = <50000>;
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};
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&cpu100 {
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cpu-supply = <&vddcpu_a>;
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operating-points-v2 = <&cpub_opp_table_1>;
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clocks = <&clkc CLKID_CPUB_CLK>;
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clock-latency = <50000>;
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};
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&cpu101 {
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cpu-supply = <&vddcpu_a>;
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operating-points-v2 = <&cpub_opp_table_1>;
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clocks = <&clkc CLKID_CPUB_CLK>;
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clock-latency = <50000>;
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};
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&cpu102 {
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cpu-supply = <&vddcpu_a>;
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operating-points-v2 = <&cpub_opp_table_1>;
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clocks = <&clkc CLKID_CPUB_CLK>;
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clock-latency = <50000>;
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};
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&cpu103 {
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cpu-supply = <&vddcpu_a>;
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operating-points-v2 = <&cpub_opp_table_1>;
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clocks = <&clkc CLKID_CPUB_CLK>;
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clock-latency = <50000>;
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};
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&cpu_thermal {
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trips {
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cpu_active: cpu-active {
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temperature = <60000>; /* millicelsius */
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hysteresis = <5000>; /* millicelsius */
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type = "active";
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};
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};
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cooling-maps {
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map2 {
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trip = <&cpu_active>;
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cooling-device = <&fan0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
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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_rgmii_pins>;
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pinctrl-names = "default";
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status = "okay";
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phy-mode = "rgmii";
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phy-handle = <&rtl8211f>;
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amlogic,tx-delay-ns = <2>;
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};
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&ext_mdio {
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rtl8211f: rtl8211f@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 = <80000>;
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reset-gpios = <&gpio GPIOZ_15 (GPIO_ACTIVE_LOW | GPIO_OPEN_DRAIN)>;
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interrupt-parent = <&gpio_intc>;
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/* MAC_INTR on GPIOZ_14 */
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interrupts = <IRQID_GPIOZ_14 IRQ_TYPE_LEVEL_LOW>; /* tested by voltmeter */
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};
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};
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&frddr_a {
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status = "okay";
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};
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&frddr_b {
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status = "okay";
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};
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&frddr_c {
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status = "okay";
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};
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&hdmi_tx {
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status = "okay";
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pinctrl-0 = <&hdmitx_hpd_pins>, <&hdmitx_ddc_pins>;
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pinctrl-names = "default";
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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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&npu {
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status = "okay";
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};
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&pwm_ab {
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status = "okay";
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pinctrl-0 = <&pwm_a_e_pins>;
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pinctrl-names = "default";
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clocks = <&xtal>;
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clock-names = "clkin0";
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};
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&pwm_cd {
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status = "okay";
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pinctrl-0 = <&pwm_d_a_pins>;
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pinctrl-names = "default";
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};
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&pwm_ef {
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status = "okay";
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pinctrl-0 = <&pwm_e_pins>;
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pinctrl-names = "default";
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};
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&pwm_AO_cd {
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pinctrl-0 = <&pwm_ao_d_e_pins>;
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pinctrl-names = "default";
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clocks = <&xtal>;
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clock-names = "clkin1";
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status = "okay";
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};
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&saradc {
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status = "okay";
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vref-supply = <&vddao_1v8>;
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};
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&sd_emmc_a {
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status = "okay";
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pinctrl-0 = <&sdio_pins>;
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pinctrl-1 = <&sdio_clk_gate_pins>;
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pinctrl-names = "default", "clk-gate";
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#address-cells = <1>;
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#size-cells = <0>;
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bus-width = <4>;
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max-frequency = <100000000>;
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cap-sdio-irq;
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cap-sd-highspeed;
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non-removable;
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/* WiFi firmware requires power in suspend */
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keep-power-in-suspend;
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mmc-pwrseq = <&sdio_pwrseq>;
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vmmc-supply = <&vsys_3v3>;
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vqmmc-supply = <&vddao_1v8>;
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rtl8822cs: wifi@1 {
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reg = <1>;
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/*
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* tested by voltmeter
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* WL_REG_ON GPIOX_6
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* WL_WAKE_HOST GPIOX_5
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*/
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};
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};
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&sd_emmc_c {
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status = "okay";
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pinctrl-0 = <&emmc_ctrl_pins>, <&emmc_data_8b_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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max-frequency = <200000000>;
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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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non-removable;
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mmc-pwrseq = <&emmc_pwrseq>;
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vmmc-supply = <&vsys_3v3>;
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vqmmc-supply = <&vddao_1v8>;
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};
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/*
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* GPIOH_4 is connected to 6 WS2812 LEDs.
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* Reusing GPIOH_4 as SPI MOSI to control the WS2812 offers superior performance compared to the GPIO method.
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*/
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&spicc1_pins {
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mux {
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groups = "spi1_mosi";
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};
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};
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/* Controlling WS2812 LEDs via spidev in user space. */
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&spicc1 {
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status = "okay";
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pinctrl-0 = <&spicc1_pins>;
|
|
pinctrl-names = "default";
|
|
|
|
spidev@0 {
|
|
compatible = "rohm,dh2228fv";
|
|
reg = <0>;
|
|
spi-max-frequency = <3340000>;
|
|
};
|
|
};
|
|
|
|
&tdmif_b {
|
|
status = "okay";
|
|
};
|
|
|
|
&tdmif_c {
|
|
status = "okay";
|
|
};
|
|
|
|
&tdmout_b {
|
|
status = "okay";
|
|
};
|
|
|
|
&tdmout_c {
|
|
status = "okay";
|
|
};
|
|
|
|
&toacodec {
|
|
status = "okay";
|
|
};
|
|
|
|
&tohdmitx {
|
|
status = "okay";
|
|
};
|
|
|
|
&uart_A {
|
|
status = "okay";
|
|
pinctrl-0 = <&uart_a_pins>, <&uart_a_cts_rts_pins>;
|
|
pinctrl-names = "default";
|
|
uart-has-rtscts;
|
|
|
|
bluetooth {
|
|
compatible = "realtek,rtl8822cs-bt";
|
|
enable-gpios = <&gpio GPIOX_17 GPIO_ACTIVE_HIGH>; /* tested by voltmeter */
|
|
host-wake-gpios = <&gpio GPIOX_18 GPIO_ACTIVE_HIGH>; /* tested by voltmeter */
|
|
device-wake-gpios = <&gpio GPIOX_19 GPIO_ACTIVE_HIGH>; /* tested by voltmeter */
|
|
};
|
|
};
|
|
|
|
&uart_AO {
|
|
status = "okay";
|
|
pinctrl-0 = <&uart_ao_a_pins>;
|
|
pinctrl-names = "default";
|
|
};
|
|
|
|
&usb2_phy0 {
|
|
phy-supply = <&_power>;
|
|
};
|
|
|
|
&usb2_phy1 {
|
|
phy-supply = <&usb_switch>;
|
|
};
|
|
|
|
&usb3_pcie_phy {
|
|
phy-supply = <&usb_pwr>;
|
|
};
|
|
|
|
&usb {
|
|
status = "okay";
|
|
dr_mode = "host";
|
|
};
|