// SPDX-License-Identifier: (GPL-2.0+ OR MIT) /* * Copyright (c) 2021 BayLibre SAS * Author: Neil Armstrong */ #include "meson-sm1.dtsi" #include #include #include / { adc-keys { compatible = "adc-keys"; io-channels = <&saradc 2>; io-channel-names = "buttons"; keyup-threshold-microvolt = <1800000>; button-sw3 { label = "SW3"; linux,code = ; press-threshold-microvolt = <1700000>; }; }; aliases { serial0 = &uart_AO; ethernet0 = ðmac; }; chosen { stdout-path = "serial0:115200n8"; }; emmc_pwrseq: emmc-pwrseq { compatible = "mmc-pwrseq-emmc"; reset-gpios = <&gpio BOOT_12 GPIO_ACTIVE_LOW>; }; gpio-keys { compatible = "gpio-keys"; key { label = "SW1"; linux,code = ; gpios = <&gpio_ao GPIOAO_3 GPIO_ACTIVE_LOW>; interrupt-parent = <&gpio_intc>; interrupts = ; }; }; hdmi-connector { compatible = "hdmi-connector"; type = "a"; port { hdmi_connector_in: endpoint { remote-endpoint = <&hdmi_tx_tmds_out>; }; }; }; leds { compatible = "gpio-leds"; led-green { color = ; function = LED_FUNCTION_STATUS; gpios = <&gpio_ao GPIOAO_2 GPIO_ACTIVE_LOW>; }; led-blue { color = ; function = LED_FUNCTION_STATUS; gpios = <&gpio_ao GPIOAO_11 GPIO_ACTIVE_LOW>; linux,default-trigger = "heartbeat"; }; }; memory@0 { device_type = "memory"; reg = <0x0 0x0 0x0 0x40000000>; }; emmc_1v8: regulator-emmc-1v8 { compatible = "regulator-fixed"; regulator-name = "EMMC_1V8"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; vin-supply = <&vddao_3v3>; regulator-always-on; }; dc_in: regulator-dc-in { compatible = "regulator-fixed"; regulator-name = "DC_IN"; regulator-min-microvolt = <5000000>; regulator-max-microvolt = <5000000>; regulator-always-on; }; vddio_c: regulator-vddio-c { compatible = "regulator-gpio"; regulator-name = "VDDIO_C"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <3300000>; enable-gpios = <&gpio_ao GPIOE_2 GPIO_OPEN_DRAIN>; enable-active-high; regulator-always-on; gpios = <&gpio_ao GPIOAO_6 GPIO_OPEN_DRAIN>; gpios-states = <1>; states = <1800000 0>, <3300000 1>; }; tflash_vdd: regulator-tflash-vdd { compatible = "regulator-fixed"; regulator-name = "TFLASH_VDD"; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; vin-supply = <&dc_in>; gpio = <&gpio GPIOH_8 GPIO_OPEN_DRAIN>; enable-active-high; regulator-always-on; }; vddao_1v8: regulator-vddao-1v8 { compatible = "regulator-fixed"; regulator-name = "VDDAO_1V8"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; vin-supply = <&vddao_3v3>; regulator-always-on; }; vddao_3v3: regulator-vddao-3v3 { compatible = "regulator-fixed"; regulator-name = "VDDAO_3V3"; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; vin-supply = <&dc_in>; regulator-always-on; }; vddcpu: regulator-vddcpu { /* * SY8120B1ABC DC/DC Regulator. */ compatible = "pwm-regulator"; regulator-name = "VDDCPU"; regulator-min-microvolt = <690000>; regulator-max-microvolt = <1050000>; pwm-supply = <&dc_in>; pwms = <&pwm_AO_cd 1 1250 0>; pwm-dutycycle-range = <100 0>; regulator-boot-on; regulator-always-on; }; /* USB Hub Power Enable */ vl_pwr_en: regulator-vl-pwr-en { compatible = "regulator-fixed"; regulator-name = "VL_PWR_EN"; regulator-min-microvolt = <5000000>; regulator-max-microvolt = <5000000>; vin-supply = <&dc_in>; gpio = <&gpio GPIOH_6 GPIO_ACTIVE_HIGH>; enable-active-high; }; }; &arb { status = "okay"; }; &cpu0 { cpu-supply = <&vddcpu>; operating-points-v2 = <&cpu_opp_table>; clocks = <&clkc CLKID_CPU_CLK>; clock-latency = <50000>; }; &cpu1 { cpu-supply = <&vddcpu>; operating-points-v2 = <&cpu_opp_table>; clocks = <&clkc CLKID_CPU1_CLK>; clock-latency = <50000>; }; &cpu2 { cpu-supply = <&vddcpu>; operating-points-v2 = <&cpu_opp_table>; clocks = <&clkc CLKID_CPU2_CLK>; clock-latency = <50000>; }; &cpu3 { cpu-supply = <&vddcpu>; operating-points-v2 = <&cpu_opp_table>; clocks = <&clkc CLKID_CPU3_CLK>; clock-latency = <50000>; }; &ext_mdio { external_phy: ethernet-phy@0 { /* Realtek RTL8211F (0x001cc916) */ reg = <0>; max-speed = <1000>; interrupt-parent = <&gpio_intc>; /* MAC_INTR on GPIOZ_14 */ interrupts = ; }; }; ðmac { pinctrl-0 = <ð_pins>, <ð_rgmii_pins>; pinctrl-names = "default"; status = "okay"; phy-mode = "rgmii-txid"; phy-handle = <&external_phy>; }; &gpio { gpio-line-names = /* GPIOZ */ "ETH_MDIO", /* GPIOZ_0 */ "ETH_MDC", /* GPIOZ_1 */ "ETH_RXCLK", /* GPIOZ_2 */ "ETH_RX_DV", /* GPIOZ_3 */ "ETH_RXD0", /* GPIOZ_4 */ "ETH_RXD1", /* GPIOZ_5 */ "ETH_RXD2", /* GPIOZ_6 */ "ETH_RXD3", /* GPIOZ_7 */ "ETH_TXCLK", /* GPIOZ_8 */ "ETH_TXEN", /* GPIOZ_9 */ "ETH_TXD0", /* GPIOZ_10 */ "ETH_TXD1", /* GPIOZ_11 */ "ETH_TXD2", /* GPIOZ_12 */ "ETH_TXD3", /* GPIOZ_13 */ "ETH_INTR", /* GPIOZ_14 */ "ETH_NRST", /* GPIOZ_15 */ /* GPIOH */ "HDMI_SDA", /* GPIOH_0 */ "HDMI_SCL", /* GPIOH_1 */ "HDMI_HPD", /* GPIOH_2 */ "HDMI_CEC", /* GPIOH_3 */ "VL-RST_N", /* GPIOH_4 */ "CON1-P36", /* GPIOH_5 */ "VL-PWREN", /* GPIOH_6 */ "WiFi_3V3_1V8", /* GPIOH_7 */ "TFLASH_VDD_EN", /* GPIOH_8 */ /* BOOT */ "eMMC_D0", /* BOOT_0 */ "eMMC_D1", /* BOOT_1 */ "eMMC_D2", /* BOOT_2 */ "eMMC_D3", /* BOOT_3 */ "eMMC_D4", /* BOOT_4 */ "eMMC_D5", /* BOOT_5 */ "eMMC_D6", /* BOOT_6 */ "eMMC_D7", /* BOOT_7 */ "eMMC_CLK", /* BOOT_8 */ "", "eMMC_CMD", /* BOOT_10 */ "", "eMMC_RST#", /* BOOT_12 */ "eMMC_DS", /* BOOT_13 */ "", "", /* GPIOC */ "SD_D0_B", /* GPIOC_0 */ "SD_D1_B", /* GPIOC_1 */ "SD_D2_B", /* GPIOC_2 */ "SD_D3_B", /* GPIOC_3 */ "SD_CLK_B", /* GPIOC_4 */ "SD_CMD_B", /* GPIOC_5 */ "CARD_EN_DET", /* GPIOC_6 */ "", /* GPIOA */ "", "", "", "", "", "", "", "", "", "", "", "", "", "", "CON1-P27", /* GPIOA_14 */ "CON1-P28", /* GPIOA_15 */ /* GPIOX */ "CON1-P16", /* GPIOX_0 */ "CON1-P18", /* GPIOX_1 */ "CON1-P22", /* GPIOX_2 */ "CON1-P11", /* GPIOX_3 */ "CON1-P13", /* GPIOX_4 */ "CON1-P07", /* GPIOX_5 */ "CON1-P33", /* GPIOX_6 */ "CON1-P15", /* GPIOX_7 */ "CON1-P19", /* GPIOX_8 */ "CON1-P21", /* GPIOX_9 */ "CON1-P24", /* GPIOX_10 */ "CON1-P23", /* GPIOX_11 */ "CON1-P08", /* GPIOX_12 */ "CON1-P10", /* GPIOX_13 */ "CON1-P29", /* GPIOX_14 */ "CON1-P31", /* GPIOX_15 */ "CON1-P26", /* GPIOX_16 */ "CON1-P03", /* GPIOX_17 */ "CON1-P05", /* GPIOX_18 */ "CON1-P32"; /* GPIOX_19 */ /* * WARNING: The USB Hub needs a reset signal to be turned high in * order to be detected by the USB Controller. This signal should * be handled by a USB specific power sequence to reset the Hub * when the USB bus is powered down. */ usb-hub-hog { gpio-hog; gpios = ; output-high; line-name = "usb-hub-reset"; }; }; &gpio_ao { gpio-line-names = /* GPIOAO */ "DEBUG TX", /* GPIOAO_0 */ "DEBUG RX", /* GPIOAO_1 */ "SYS_LED2", /* GPIOAO_2 */ "UPDATE_KEY", /* GPIOAO_3 */ "CON1-P40", /* GPIOAO_4 */ "IR_IN", /* GPIOAO_5 */ "TF_3V3N_1V8_EN", /* GPIOAO_6 */ "CON1-P35", /* GPIOAO_7 */ "CON1-P12", /* GPIOAO_8 */ "CON1-P37", /* GPIOAO_9 */ "CON1-P38", /* GPIOAO_10 */ "SYS_LED", /* GPIOAO_11 */ /* GPIOE */ "VDDEE_PWM", /* GPIOE_0 */ "VDDCPU_PWM", /* GPIOE_1 */ "TF_PWR_EN"; /* GPIOE_2 */ }; &hdmi_tx { status = "okay"; pinctrl-0 = <&hdmitx_hpd_pins>, <&hdmitx_ddc_pins>; pinctrl-names = "default"; hdmi-supply = <&dc_in>; }; &hdmi_tx_tmds_port { hdmi_tx_tmds_out: endpoint { remote-endpoint = <&hdmi_connector_in>; }; }; &ir { status = "okay"; pinctrl-0 = <&remote_input_ao_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>; }; /* 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; /* TOFIX: SD card is barely usable in SDR modes */ cd-gpios = <&gpio GPIOC_6 GPIO_ACTIVE_LOW>; vmmc-supply = <&tflash_vdd>; vqmmc-supply = <&vddio_c>; }; /* 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 = <&vddao_3v3>; vqmmc-supply = <&emmc_1v8>; }; &uart_AO { status = "okay"; pinctrl-0 = <&uart_ao_a_pins>; pinctrl-names = "default"; }; &usb { status = "okay"; }; &usb2_phy0 { phy-supply = <&dc_in>; }; &usb2_phy1 { /* Enable the hub which is connected to this port */ phy-supply = <&vl_pwr_en>; };