// SPDX-License-Identifier: (GPL-2.0+ OR MIT) /* * Copyright (c) 2018 Martin Blumenstingl . */ /dts-v1/; #include #include #include "meson8b.dtsi" / { model = "Endless Computers Endless Mini"; compatible = "endless,ec100", "amlogic,meson8b"; aliases { serial0 = &uart_AO; }; chosen { stdout-path = "serial0:115200n8"; }; memory { device_type = "memory"; reg = <0x40000000 0x40000000>; }; gpio-keys { compatible = "gpio-keys-polled"; #address-cells = <1>; #size-cells = <0>; poll-interval = <100>; pal-switch { label = "pal"; linux,input-type = ; linux,code = ; gpios = <&gpio GPIOH_7 GPIO_ACTIVE_LOW>; }; ntsc-switch { label = "ntsc"; linux,input-type = ; linux,code = ; gpios = <&gpio GPIOH_8 GPIO_ACTIVE_HIGH>; }; power-button { label = "power"; linux,code = ; gpios = <&gpio GPIOH_9 GPIO_ACTIVE_LOW>; }; }; gpio-poweroff { compatible = "gpio-poweroff"; /* * shutdown is managed by the EC (embedded micro-controller) * which is configured through GPIOAO_2 (poweroff GPIO) and * GPIOAO_7 (power LED, which has to go LOW as well). */ gpios = <&gpio_ao GPIOAO_2 GPIO_ACTIVE_LOW>; timeout-ms = <20000>; }; iio-hwmon { compatible = "iio-hwmon"; io-channels = <&saradc 8>; }; leds { compatible = "gpio-leds"; power { label = "ec100:red:power"; /* * Needs to go LOW (together with the poweroff GPIO) * during shutdown to allow the EC (embedded * micro-controller) to shutdown the system. Setting * the output to LOW signals the EC to start a * "breathing"/pulsing effect until the power is fully * turned off. */ gpios = <&gpio_ao GPIOAO_7 GPIO_ACTIVE_HIGH>; default-state = "on"; }; }; rtc32k_xtal: rtc32k-xtal-clk { /* X2 in the schematics */ compatible = "fixed-clock"; clock-frequency = <32768>; clock-output-names = "RTC32K"; #clock-cells = <0>; }; usb_vbus: regulator-usb-vbus { /* * Silergy SY6288CCAC-GP 2A Power Distribution Switch. */ compatible = "regulator-fixed"; regulator-name = "USB_VBUS"; regulator-min-microvolt = <5000000>; regulator-max-microvolt = <5000000>; vin-supply = <&vcc_5v>; /* * signal name from the schematics: USB_PWR_EN */ gpio = <&gpio_ao GPIOAO_5 GPIO_ACTIVE_HIGH>; enable-active-high; }; vcc_5v: regulator-vcc5v { /* * supplied by the main power input which called PWR_5V_STB * in the schematics */ compatible = "regulator-fixed"; regulator-name = "VCC5V"; regulator-min-microvolt = <5000000>; regulator-max-microvolt = <5000000>; /* * signal name from the schematics: 3V3_5V_EN */ gpio = <&gpio GPIODV_29 GPIO_ACTIVE_LOW>; regulator-boot-on; regulator-always-on; }; vcck: regulator-vcck { /* * Silergy SY8089AAC-GP 2A continuous, 3A peak, 1MHz * Synchronous Step Down Regulator. */ compatible = "pwm-regulator"; regulator-name = "VCCK"; regulator-min-microvolt = <860000>; regulator-max-microvolt = <1140000>; vin-supply = <&vcc_5v>; pwms = <&pwm_cd 0 1148 0>; pwm-dutycycle-range = <100 0>; regulator-boot-on; regulator-always-on; }; vcc_1v8: regulator-vcc1v8 { /* * ABLIC S-1339D18-M5001-GP */ compatible = "regulator-fixed"; regulator-name = "VCC1V8"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; vin-supply = <&vcc_3v3>; }; vcc_3v3: regulator-vcc3v3 { /* * Silergy SY8089AAC-GP 2A continuous, 3A peak, 1MHz * Synchronous Step Down Regulator. Also called * VDDIO_AO3.3V in the schematics. */ compatible = "regulator-fixed"; regulator-name = "VCC3V3"; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; vin-supply = <&vcc_5v>; }; vcc_ddr3: regulator-vcc-ddr3 { /* * Silergy SY8089AAC-GP 2A continuous, 3A peak, 1MHz * Synchronous Step Down Regulator. Also called * DDR3_1.5V in the schematics. */ compatible = "regulator-fixed"; regulator-name = "VCC_DDR3_1V5"; regulator-min-microvolt = <1500000>; regulator-max-microvolt = <1500000>; vin-supply = <&vcc_5v>; regulator-boot-on; regulator-always-on; }; vcc_rtc: regulator-vcc-rtc { /* * Global Mixed-mode Technology Inc. G918T12U-GP */ compatible = "regulator-fixed"; regulator-name = "VCC_RTC"; regulator-min-microvolt = <900000>; regulator-max-microvolt = <900000>; /* * When the board is powered then the input is VCC3V3, * otherwise power is taken from the coin cell battery. */ vin-supply = <&vcc_3v3>; }; vddee: regulator-vddee { /* * Silergy SY8089AAC-GP 2A continuous, 3A peak, 1MHz * Synchronous Step Down Regulator. Also called VDDAO * in a part of the schematics. */ compatible = "pwm-regulator"; regulator-name = "VDDEE"; regulator-min-microvolt = <860000>; regulator-max-microvolt = <1140000>; vin-supply = <&vcc_5v>; pwms = <&pwm_cd 1 1148 0>; pwm-dutycycle-range = <100 0>; regulator-boot-on; regulator-always-on; }; }; &cpu0 { cpu-supply = <&vcck>; }; ðmac { status = "okay"; pinctrl-0 = <ð_rmii_pins>; pinctrl-names = "default"; phy-handle = <ð_phy0>; phy-mode = "rmii"; mdio { compatible = "snps,dwmac-mdio"; #address-cells = <1>; #size-cells = <0>; eth_phy0: ethernet-phy@0 { /* IC Plus IP101A/G (0x02430c54) */ reg = <0>; reset-assert-us = <10000>; reset-deassert-us = <10000>; reset-gpios = <&gpio GPIOH_4 GPIO_ACTIVE_LOW>; icplus,select-interrupt; interrupt-parent = <&gpio_intc>; /* GPIOH_3 */ interrupts = <17 IRQ_TYPE_LEVEL_LOW>; }; }; }; &i2c_A { status = "okay"; pinctrl-0 = <&i2c_a_pins>; pinctrl-names = "default"; rt5640: codec@1c { compatible = "realtek,rt5640"; reg = <0x1c>; interrupt-parent = <&gpio_intc>; interrupts = <13 IRQ_TYPE_EDGE_BOTH>; /* GPIOAO_13 */ realtek,in1-differential; }; }; &mali { mali-supply = <&vddee>; }; &saradc { status = "okay"; vref-supply = <&vcc_1v8>; }; &sdio { status = "okay"; pinctrl-0 = <&sd_b_pins>; pinctrl-names = "default"; /* SD card */ sd_card_slot: slot@1 { compatible = "mmc-slot"; reg = <1>; status = "okay"; bus-width = <4>; no-sdio; cap-mmc-highspeed; cap-sd-highspeed; disable-wp; cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_LOW>; vmmc-supply = <&vcc_3v3>; }; }; &gpio_ao { gpio-line-names = "Linux_TX", "Linux_RX", "SLP_S5_N", "USB2_OC_FLAG#", "HUB_RST", "USB_PWR_EN", "I2S_IN", "SLP_S1_N", "TCK", "TMS", "TDI", "TDO", "HDMI_CEC", "5640_IRQ", "MUTE", "S805_TEST#"; }; &gpio { gpio-line-names = /* Bank GPIOX */ "WIFI_SD_D0", "WIFI_SD_D1", "WIFI_SD_D2", "WIFI_SD_D3", "BTPCM_DOUT", "BTPCM_DIN", "BTPCM_SYNC", "BTPCM_CLK", "WIFI_SD_CLK", "WIFI_SD_CMD", "WIFI_32K", "WIFI_PWREN", "UART_B_TX", "UART_B_RX", "UART_B_CTS_N", "UART_B_RTS_N", "BT_EN", "WIFI_WAKE_HOST", /* Bank GPIOY */ "", "", "", "", "", "", "", "", "", "", "", "", /* Bank GPIODV */ "VCCK_PWM_C", "I2C_SDA_A", "I2C_SCL_A", "I2C_SDA_B", "I2C_SCL_B", "VDDEE_PWM_D", "VDDEE_PWM 3V3_5V_EN", /* Bank GPIOH */ "HDMI_HPD", "HDMI_I2C_SDA", "HDMI_I2C_SCL", "RMII_IRQ", "RMII_RST#", "RMII_TXD1", "RMII_TXD0", "AV_select_1", "AV_select_2", "MCU_Control_S", /* Bank CARD */ "SD_D1_B", "SD_D0_B", "SD_CLK_8726MX", "SD_CMD_8726MX", "SD_D3_B", "SD_D2_B", "CARD_EN_DET (CARD_DET)", /* Bank BOOT */ "NAND_D0 (EMMC)", "NAND_D1 (EMMC)", "NAND_D2 (EMMC)", "NAND_D3 (EMMC)", "NAND_D4 (EMMC)", "NAND_D5 (EMMC)", "NAND_D6 (EMMC)", "NAND_D7 (EMMC)", "NAND_CS1 (EMMC)", "NAND_CS2 iNAND_RS1 (EMMC)", "NAND_nR/B iNAND_CMD (EMMC)", "NAND_ALE (EMMC)", "NAND_CLE (EMMC)", "nRE_S1 NAND_nRE (EMMC)", "nWE_S1 NAND_nWE (EMMC)", "", "", "SPI_CS", /* Bank DIF */ "RMII_RXD1", "RMII_RXD0", "RMII_CRS_DV", "RMII_50M_IN", "GPIODIF_4", "GPIODIF_5", "RMII_TXEN", "CPUETH_25MOUT", "RMII_MDC", "RMII_MDIO"; }; &pwm_cd { status = "okay"; pinctrl-0 = <&pwm_c1_pins>, <&pwm_d_pins>; pinctrl-names = "default"; clocks = <&clkc CLKID_XTAL>, <&clkc CLKID_XTAL>; clock-names = "clkin0", "clkin1"; }; &rtc { status = "okay"; clocks = <&rtc32k_xtal>; vdd-supply = <&vcc_rtc>; }; /* exposed through the pin headers labeled "URDUG1" on the top of the PCB */ &uart_AO { status = "okay"; pinctrl-0 = <&uart_ao_a_pins>; pinctrl-names = "default"; }; /* * connected to the Bluetooth part of the RTL8723BS SDIO wifi / Bluetooth * combo chip. This is only available on the variant with 2GB RAM. */ &uart_B { status = "okay"; pinctrl-0 = <&uart_b0_pins>, <&uart_b0_cts_rts_pins>; pinctrl-names = "default"; uart-has-rtscts; }; &usb1 { status = "okay"; vbus-supply = <&usb_vbus>; }; &usb1_phy { status = "okay"; };