// SPDX-License-Identifier: (GPL-2.0+ OR MIT) /* * Copyright (c) 2019 BayLibre, SAS * Author: Neil Armstrong * Copyright (c) 2023 Christian Hewitt */ #include #include #include #include / { aliases { serial0 = &uart_AO; ethernet0 = ðmac; rtc1 = &vrtc; }; chosen { stdout-path = "serial0:115200n8"; }; memory@0 { device_type = "memory"; reg = <0x0 0x0 0x0 0x80000000>; /* 2 GiB or 4 GiB */ }; adc-keys { compatible = "adc-keys"; io-channels = <&saradc 2>; io-channel-names = "buttons"; keyup-threshold-microvolt = <1710000>; button-function { label = "RST"; linux,code = ; press-threshold-microvolt = <10000>; }; }; emmc_pwrseq: emmc-pwrseq { compatible = "mmc-pwrseq-emmc"; reset-gpios = <&gpio BOOT_12 GPIO_ACTIVE_LOW>; }; fan0: pwm-fan { compatible = "pwm-fan"; #cooling-cells = <2>; cooling-levels = <0 120 170 220>; pwms = <&pwm_cd 1 40000 0>; }; hdmi-connector { compatible = "hdmi-connector"; type = "a"; port { hdmi_connector_in: endpoint { remote-endpoint = <&hdmi_tx_tmds_out>; }; }; }; leds { compatible = "gpio-leds"; led-0 { color = ; function = LED_FUNCTION_STATUS; gpios = <&gpio_ao GPIOAO_7 GPIO_ACTIVE_LOW>; linux,default-trigger = "heartbeat"; }; led-1 { color = ; function = LED_FUNCTION_STATUS; gpios = <&gpio_ao GPIOAO_2 GPIO_ACTIVE_LOW>; }; }; sdio_pwrseq: sdio-pwrseq { compatible = "mmc-pwrseq-simple"; reset-gpios = <&gpio GPIOX_6 GPIO_ACTIVE_LOW>; clocks = <&wifi32k>; clock-names = "ext_clock"; }; wifi32k: wifi32k { compatible = "pwm-clock"; #clock-cells = <0>; clock-frequency = <32768>; pwms = <&pwm_ef 0 30518 0>; /* PWM_E at 32.768KHz */ }; dc_in: regulator-dc-in { compatible = "regulator-fixed"; regulator-name = "DC_IN"; regulator-min-microvolt = <5000000>; regulator-max-microvolt = <5000000>; regulator-always-on; }; vcc_5v: regulator-vcc-5v { compatible = "regulator-fixed"; regulator-name = "VCC_5V"; regulator-min-microvolt = <5000000>; regulator-max-microvolt = <5000000>; vin-supply = <&dc_in>; gpio = <&gpio GPIOH_8 GPIO_OPEN_DRAIN>; enable-active-high; }; vcc_3v3: regulator-vcc-3v3 { compatible = "regulator-fixed"; regulator-name = "VCC_3V3"; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; vin-supply = <&vsys_3v3>; regulator-always-on; }; vcc_1v8: regulator-vcc-1v8 { compatible = "regulator-fixed"; regulator-name = "VCC_1V8"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; vin-supply = <&vcc_3v3>; regulator-always-on; }; vddao_1v8: regulator-vddao-1v8 { compatible = "regulator-fixed"; regulator-name = "VDDIO_AO1V8"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; vin-supply = <&vsys_3v3>; regulator-always-on; }; vddcpu_a: regulator-vddcpu-a { compatible = "pwm-regulator"; regulator-name = "VDDCPU_A"; regulator-min-microvolt = <690000>; regulator-max-microvolt = <1050000>; pwm-supply = <&dc_in>; pwms = <&pwm_ab 0 1250 0>; pwm-dutycycle-range = <100 0>; regulator-boot-on; regulator-always-on; }; vddcpu_b: regulator-vddcpu-b { compatible = "pwm-regulator"; regulator-name = "VDDCPU_B"; regulator-min-microvolt = <690000>; regulator-max-microvolt = <1050000>; pwm-supply = <&vsys_3v3>; pwms = <&pwm_AO_cd 1 1250 0>; pwm-dutycycle-range = <100 0>; regulator-boot-on; regulator-always-on; }; vsys_3v3: regulator-vsys-3v3 { compatible = "regulator-fixed"; regulator-name = "VSYS_3V3"; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; vin-supply = <&dc_in>; regulator-always-on; }; emmc_1v8: regulator-emmc-1v8 { compatible = "regulator-fixed"; regulator-name = "EMMC_AO1V8"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; vin-supply = <&vcc_3v3>; regulator-always-on; }; usb_pwr: regulator-usb-pwr { compatible = "regulator-fixed"; regulator-name = "USB_PWR"; regulator-min-microvolt = <5000000>; regulator-max-microvolt = <5000000>; vin-supply = <&vcc_5v>; gpio = <&gpio GPIOA_6 GPIO_ACTIVE_HIGH>; enable-active-high; }; sound { compatible = "amlogic,axg-sound-card"; model = "BPI-M2S"; audio-aux-devs = <&tdmout_b>; audio-routing = "TDMOUT_B IN 0", "FRDDR_A OUT 1", "TDMOUT_B IN 1", "FRDDR_B OUT 1", "TDMOUT_B IN 2", "FRDDR_C OUT 1", "TDM_B Playback", "TDMOUT_B OUT"; assigned-clocks = <&clkc CLKID_MPLL2>, <&clkc CLKID_MPLL0>, <&clkc CLKID_MPLL1>; assigned-clock-parents = <0>, <0>, <0>; assigned-clock-rates = <294912000>, <270950400>, <393216000>; dai-link-0 { sound-dai = <&frddr_a>; }; dai-link-1 { sound-dai = <&frddr_b>; }; dai-link-2 { sound-dai = <&frddr_c>; }; /* 8ch hdmi interface */ dai-link-3 { sound-dai = <&tdmif_b>; dai-format = "i2s"; dai-tdm-slot-tx-mask-0 = <1 1>; dai-tdm-slot-tx-mask-1 = <1 1>; dai-tdm-slot-tx-mask-2 = <1 1>; dai-tdm-slot-tx-mask-3 = <1 1>; mclk-fs = <256>; codec { sound-dai = <&tohdmitx TOHDMITX_I2S_IN_B>; }; }; /* hdmi glue */ dai-link-4 { sound-dai = <&tohdmitx TOHDMITX_I2S_OUT>; codec { sound-dai = <&hdmi_tx>; }; }; }; }; &arb { status = "okay"; }; &clkc_audio { status = "okay"; }; &cecb_AO { pinctrl-0 = <&cec_ao_b_h_pins>; pinctrl-names = "default"; status = "okay"; hdmi-phandle = <&hdmi_tx>; }; &cpu0 { cpu-supply = <&vddcpu_b>; operating-points-v2 = <&cpu_opp_table_0>; clocks = <&clkc CLKID_CPU_CLK>; clock-latency = <50000>; }; &cpu1 { cpu-supply = <&vddcpu_b>; operating-points-v2 = <&cpu_opp_table_0>; clocks = <&clkc CLKID_CPU_CLK>; clock-latency = <50000>; }; &cpu100 { cpu-supply = <&vddcpu_a>; operating-points-v2 = <&cpub_opp_table_1>; clocks = <&clkc CLKID_CPUB_CLK>; clock-latency = <50000>; }; &cpu101 { cpu-supply = <&vddcpu_a>; operating-points-v2 = <&cpub_opp_table_1>; clocks = <&clkc CLKID_CPUB_CLK>; clock-latency = <50000>; }; &cpu102 { cpu-supply = <&vddcpu_a>; operating-points-v2 = <&cpub_opp_table_1>; clocks = <&clkc CLKID_CPUB_CLK>; clock-latency = <50000>; }; &cpu103 { cpu-supply = <&vddcpu_a>; operating-points-v2 = <&cpub_opp_table_1>; clocks = <&clkc CLKID_CPUB_CLK>; clock-latency = <50000>; }; ðmac { pinctrl-0 = <ð_pins>, <ð_rgmii_pins>; pinctrl-names = "default"; status = "okay"; phy-mode = "rgmii"; phy-handle = <&external_phy>; amlogic,tx-delay-ns = <2>; }; &ext_mdio { external_phy: ethernet-phy@0 { /* Realtek RTL8211F (0x001cc916) */ reg = <0>; max-speed = <1000>; reset-assert-us = <10000>; reset-deassert-us = <80000>; reset-gpios = <&gpio GPIOZ_15 (GPIO_ACTIVE_LOW | GPIO_OPEN_DRAIN)>; interrupt-parent = <&gpio_intc>; /* MAC_INTR on GPIOZ_14 */ interrupts = ; }; }; &frddr_a { status = "okay"; }; &frddr_b { status = "okay"; }; &frddr_c { status = "okay"; }; &hdmi_tx { status = "okay"; pinctrl-0 = <&hdmitx_hpd_pins>, <&hdmitx_ddc_pins>; pinctrl-names = "default"; hdmi-supply = <&vcc_5v>; }; &hdmi_tx_tmds_port { hdmi_tx_tmds_out: endpoint { remote-endpoint = <&hdmi_connector_in>; }; }; /* Main i2c bus */ &i2c2 { status = "okay"; pinctrl-0 = <&i2c2_sda_x_pins>, <&i2c2_sck_x_pins>; pinctrl-names = "default"; }; &pcie { status = "okay"; reset-gpios = <&gpio GPIOA_8 GPIO_ACTIVE_LOW>; }; &pwm_ab { status = "okay"; pinctrl-0 = <&pwm_a_e_pins>; pinctrl-names = "default"; clocks = <&xtal>; clock-names = "clkin0"; }; &pwm_cd { status = "okay"; pinctrl-0 = <&pwm_d_x6_pins>; pinctrl-names = "default"; pwm-gpios = <&gpio GPIOAO_10 GPIO_ACTIVE_HIGH>; }; &pwm_ef { status = "okay"; pinctrl-0 = <&pwm_e_pins>; pinctrl-names = "default"; }; &pwm_AO_cd { pinctrl-0 = <&pwm_ao_d_e_pins>; pinctrl-names = "default"; clocks = <&xtal>; clock-names = "clkin1"; status = "okay"; }; &saradc { status = "okay"; vref-supply = <&vddao_1v8>; }; /* SDIO */ &sd_emmc_a { /* enable if WiFi/BT board connected */ status = "disabled"; pinctrl-0 = <&sdio_pins>; pinctrl-1 = <&sdio_clk_gate_pins>; pinctrl-names = "default", "clk-gate"; #address-cells = <1>; #size-cells = <0>; bus-width = <4>; sd-uhs-sdr104; max-frequency = <50000000>; non-removable; disable-wp; /* WiFi firmware requires power in suspend */ keep-power-in-suspend; mmc-pwrseq = <&sdio_pwrseq>; vmmc-supply = <&vsys_3v3>; vqmmc-supply = <&vddao_1v8>; rtl8822cs: wifi@1 { reg = <1>; }; }; /* SD card */ &sd_emmc_b { status = "okay"; pinctrl-0 = <&sdcard_c_pins>; pinctrl-1 = <&sdcard_clk_gate_c_pins>; pinctrl-names = "default", "clk-gate"; bus-width = <4>; cap-sd-highspeed; max-frequency = <50000000>; disable-wp; cd-gpios = <&gpio GPIOC_6 GPIO_ACTIVE_LOW>; vmmc-supply = <&vsys_3v3>; vqmmc-supply = <&vsys_3v3>; }; /* eMMC */ &sd_emmc_c { status = "okay"; pinctrl-0 = <&emmc_ctrl_pins>, <&emmc_data_8b_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 = <&emmc_1v8>; }; &tdmif_b { status = "okay"; }; &tdmout_b { status = "okay"; }; &tohdmitx { status = "okay"; }; &uart_A { /* enable if WiFi/BT board connected */ status = "disabled"; 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>; host-wake-gpios = <&gpio GPIOX_19 GPIO_ACTIVE_HIGH>; device-wake-gpios = <&gpio GPIOX_18 GPIO_ACTIVE_HIGH>; }; }; &uart_AO { status = "okay"; pinctrl-0 = <&uart_ao_a_pins>; pinctrl-names = "default"; }; &usb2_phy0 { phy-supply = <&dc_in>; }; &usb2_phy1 { phy-supply = <&usb_pwr>; }; &usb3_pcie_phy { phy-supply = <&usb_pwr>; }; &usb { status = "okay"; dr_mode = "peripheral"; phys = <&usb2_phy0>, <&usb2_phy1>; phy-names = "usb2-phy0", "usb2-phy1"; };