| // SPDX-License-Identifier: (GPL-2.0+ OR MIT) |
| /* |
| * Copyright (c) 2017 Martin Blumenstingl <martin.blumenstingl@googlemail.com>. |
| * Copyright (c) 2017 BayLibre, SAS |
| * Author: Neil Armstrong <narmstrong@baylibre.com> |
| */ |
| |
| /dts-v1/; |
| |
| #include <dt-bindings/input/input.h> |
| #include <dt-bindings/thermal/thermal.h> |
| |
| #include "meson-gxm.dtsi" |
| |
| / { |
| compatible = "khadas,vim2", "amlogic,s912", "amlogic,meson-gxm"; |
| model = "Khadas VIM2"; |
| |
| aliases { |
| serial0 = &uart_AO; |
| serial2 = &uart_AO_B; |
| }; |
| |
| chosen { |
| stdout-path = "serial0:115200n8"; |
| }; |
| |
| memory@0 { |
| device_type = "memory"; |
| reg = <0x0 0x0 0x0 0x80000000>; |
| }; |
| |
| adc-keys { |
| compatible = "adc-keys"; |
| io-channels = <&saradc 0>; |
| io-channel-names = "buttons"; |
| keyup-threshold-microvolt = <1710000>; |
| |
| button-function { |
| label = "Function"; |
| linux,code = <KEY_FN>; |
| press-threshold-microvolt = <10000>; |
| }; |
| }; |
| |
| emmc_pwrseq: emmc-pwrseq { |
| compatible = "mmc-pwrseq-emmc"; |
| reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>; |
| }; |
| |
| gpio_fan: gpio-fan { |
| compatible = "gpio-fan"; |
| gpios = <&gpio GPIODV_14 GPIO_ACTIVE_HIGH |
| &gpio GPIODV_15 GPIO_ACTIVE_HIGH>; |
| /* Dummy RPM values since fan is optional */ |
| gpio-fan,speed-map = <0 0 |
| 1 1 |
| 2 2 |
| 3 3>; |
| #cooling-cells = <2>; |
| }; |
| |
| gpio-keys-polled { |
| compatible = "gpio-keys-polled"; |
| poll-interval = <100>; |
| |
| power-button { |
| label = "power"; |
| linux,code = <KEY_POWER>; |
| gpios = <&gpio_ao GPIOAO_2 GPIO_ACTIVE_LOW>; |
| }; |
| }; |
| |
| hdmi-connector { |
| compatible = "hdmi-connector"; |
| type = "a"; |
| |
| port { |
| hdmi_connector_in: endpoint { |
| remote-endpoint = <&hdmi_tx_tmds_out>; |
| }; |
| }; |
| }; |
| |
| pwmleds { |
| compatible = "pwm-leds"; |
| |
| power { |
| label = "vim:red:power"; |
| pwms = <&pwm_AO_ab 1 7812500 0>; |
| max-brightness = <255>; |
| linux,default-trigger = "default-on"; |
| }; |
| }; |
| |
| sdio_pwrseq: sdio-pwrseq { |
| compatible = "mmc-pwrseq-simple"; |
| reset-gpios = <&gpio GPIOX_6 GPIO_ACTIVE_LOW>; |
| clocks = <&wifi32k>; |
| clock-names = "ext_clock"; |
| }; |
| |
| thermal-zones { |
| cpu-thermal { |
| polling-delay-passive = <250>; /* milliseconds */ |
| polling-delay = <1000>; /* milliseconds */ |
| |
| thermal-sensors = <&scpi_sensors 0>; |
| |
| trips { |
| cpu_alert0: cpu-alert0 { |
| temperature = <70000>; /* millicelsius */ |
| hysteresis = <2000>; /* millicelsius */ |
| type = "active"; |
| }; |
| |
| cpu_alert1: cpu-alert1 { |
| temperature = <80000>; /* millicelsius */ |
| hysteresis = <2000>; /* millicelsius */ |
| type = "passive"; |
| }; |
| }; |
| |
| cooling-maps { |
| map0 { |
| trip = <&cpu_alert0>; |
| cooling-device = <&gpio_fan THERMAL_NO_LIMIT 1>; |
| }; |
| |
| map1 { |
| trip = <&cpu_alert1>; |
| cooling-device = <&gpio_fan 2 THERMAL_NO_LIMIT>; |
| }; |
| |
| map2 { |
| trip = <&cpu_alert1>; |
| cooling-device = |
| <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>; |
| }; |
| |
| map3 { |
| trip = <&cpu_alert1>; |
| cooling-device = |
| <&cpu4 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>; |
| }; |
| }; |
| }; |
| }; |
| |
| 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>; |
| }; |
| |
| vddio_ao18: regulator-vddio_ao18 { |
| compatible = "regulator-fixed"; |
| regulator-name = "VDDIO_AO18"; |
| regulator-min-microvolt = <1800000>; |
| regulator-max-microvolt = <1800000>; |
| }; |
| |
| vddio_boot: regulator-vddio_boot { |
| compatible = "regulator-fixed"; |
| regulator-name = "VDDIO_BOOT"; |
| regulator-min-microvolt = <1800000>; |
| regulator-max-microvolt = <1800000>; |
| }; |
| |
| vddao_3v3: regulator-vddao_3v3 { |
| compatible = "regulator-fixed"; |
| regulator-name = "VDDAO_3V3"; |
| regulator-min-microvolt = <3300000>; |
| regulator-max-microvolt = <3300000>; |
| }; |
| |
| wifi32k: wifi32k { |
| compatible = "pwm-clock"; |
| #clock-cells = <0>; |
| clock-frequency = <32768>; |
| pwms = <&pwm_ef 0 30518 0>; /* PWM_E at 32.768KHz */ |
| }; |
| }; |
| |
| &cec_AO { |
| status = "okay"; |
| pinctrl-0 = <&ao_cec_pins>; |
| pinctrl-names = "default"; |
| hdmi-phandle = <&hdmi_tx>; |
| }; |
| |
| &cpu0 { |
| #cooling-cells = <2>; |
| }; |
| |
| &cpu1 { |
| #cooling-cells = <2>; |
| }; |
| |
| &cpu2 { |
| #cooling-cells = <2>; |
| }; |
| |
| &cpu3 { |
| #cooling-cells = <2>; |
| }; |
| |
| &cpu4 { |
| #cooling-cells = <2>; |
| }; |
| |
| &cpu5 { |
| #cooling-cells = <2>; |
| }; |
| |
| &cpu6 { |
| #cooling-cells = <2>; |
| }; |
| |
| &cpu7 { |
| #cooling-cells = <2>; |
| }; |
| |
| ðmac { |
| pinctrl-0 = <ð_pins>; |
| pinctrl-names = "default"; |
| |
| /* Select external PHY by default */ |
| phy-handle = <&external_phy>; |
| |
| amlogic,tx-delay-ns = <2>; |
| |
| /* External PHY reset is shared with internal PHY Led signals */ |
| snps,reset-gpio = <&gpio GPIOZ_14 0>; |
| snps,reset-delays-us = <0 10000 1000000>; |
| snps,reset-active-low; |
| |
| /* External PHY is in RGMII */ |
| phy-mode = "rgmii"; |
| |
| status = "okay"; |
| }; |
| |
| &external_mdio { |
| external_phy: ethernet-phy@0 { |
| /* Realtek RTL8211F (0x001cc916) */ |
| reg = <0>; |
| interrupt-parent = <&gpio_intc>; |
| /* MAC_INTR on GPIOZ_15 */ |
| interrupts = <25 IRQ_TYPE_LEVEL_LOW>; |
| }; |
| }; |
| |
| &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>; |
| }; |
| }; |
| |
| &i2c_A { |
| status = "okay"; |
| pinctrl-0 = <&i2c_a_pins>; |
| pinctrl-names = "default"; |
| }; |
| |
| &i2c_B { |
| status = "okay"; |
| pinctrl-0 = <&i2c_b_pins>; |
| pinctrl-names = "default"; |
| |
| rtc: rtc@51 { |
| /* has to be enabled manually when a battery is connected: */ |
| status = "disabled"; |
| compatible = "haoyu,hym8563"; |
| reg = <0x51>; |
| #clock-cells = <0>; |
| clock-frequency = <32768>; |
| clock-output-names = "xin32k"; |
| }; |
| }; |
| |
| &ir { |
| status = "okay"; |
| pinctrl-0 = <&remote_input_ao_pins>; |
| pinctrl-names = "default"; |
| linux,rc-map-name = "rc-geekbox"; |
| }; |
| |
| &pwm_AO_ab { |
| status = "okay"; |
| pinctrl-0 = <&pwm_ao_a_3_pins>, <&pwm_ao_b_pins>; |
| pinctrl-names = "default"; |
| clocks = <&clkc CLKID_FCLK_DIV4>; |
| clock-names = "clkin0"; |
| }; |
| |
| &pwm_ef { |
| status = "okay"; |
| pinctrl-0 = <&pwm_e_pins>, <&pwm_f_clk_pins>; |
| pinctrl-names = "default"; |
| clocks = <&clkc CLKID_FCLK_DIV4>; |
| clock-names = "clkin0"; |
| }; |
| |
| &sd_emmc_a { |
| status = "okay"; |
| pinctrl-0 = <&sdio_pins>; |
| pinctrl-names = "default"; |
| #address-cells = <1>; |
| #size-cells = <0>; |
| |
| bus-width = <4>; |
| max-frequency = <100000000>; |
| |
| non-removable; |
| disable-wp; |
| |
| mmc-pwrseq = <&sdio_pwrseq>; |
| |
| vmmc-supply = <&vddao_3v3>; |
| vqmmc-supply = <&vddio_boot>; |
| |
| brcmf: wifi@1 { |
| reg = <1>; |
| compatible = "brcm,bcm4329-fmac"; |
| }; |
| }; |
| |
| /* SD card */ |
| &sd_emmc_b { |
| status = "okay"; |
| pinctrl-0 = <&sdcard_pins>; |
| pinctrl-names = "default"; |
| |
| bus-width = <4>; |
| cap-sd-highspeed; |
| max-frequency = <100000000>; |
| disable-wp; |
| |
| cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_HIGH>; |
| cd-inverted; |
| |
| vmmc-supply = <&vddao_3v3>; |
| vqmmc-supply = <&vddio_boot>; |
| }; |
| |
| /* eMMC */ |
| &sd_emmc_c { |
| status = "okay"; |
| pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>; |
| pinctrl-names = "default"; |
| |
| bus-width = <8>; |
| cap-sd-highspeed; |
| cap-mmc-highspeed; |
| max-frequency = <200000000>; |
| non-removable; |
| disable-wp; |
| mmc-ddr-1_8v; |
| mmc-hs200-1_8v; |
| mmc-hs400-1_8v; |
| |
| mmc-pwrseq = <&emmc_pwrseq>; |
| vmmc-supply = <&vcc_3v3>; |
| vqmmc-supply = <&vddio_boot>; |
| }; |
| |
| /* |
| * EMMC_DS pin is shared between SPI NOR CS and eMMC Data Strobe |
| * Remove emmc_ds_pins from sd_emmc_c pinctrl-0 then spifc can be enabled |
| */ |
| &spifc { |
| status = "disabled"; |
| pinctrl-0 = <&nor_pins>; |
| pinctrl-names = "default"; |
| |
| w25q32: spi-flash@0 { |
| #address-cells = <1>; |
| #size-cells = <1>; |
| compatible = "winbond,w25q16", "jedec,spi-nor"; |
| reg = <0>; |
| spi-max-frequency = <3000000>; |
| }; |
| }; |
| |
| /* This one is connected to the Bluetooth module */ |
| &uart_A { |
| status = "okay"; |
| pinctrl-0 = <&uart_a_pins>, <&uart_a_cts_rts_pins>; |
| pinctrl-names = "default"; |
| uart-has-rtscts; |
| |
| bluetooth { |
| compatible = "brcm,bcm43438-bt"; |
| shutdown-gpios = <&gpio GPIOX_17 GPIO_ACTIVE_HIGH>; |
| max-speed = <2000000>; |
| clocks = <&wifi32k>; |
| clock-names = "lpo"; |
| }; |
| }; |
| |
| /* This is brought out on the Linux_RX (18) and Linux_TX (19) pins: */ |
| &uart_AO { |
| status = "okay"; |
| pinctrl-0 = <&uart_ao_a_pins>; |
| pinctrl-names = "default"; |
| }; |
| |
| /* This is brought out on the UART_RX_AO_B (15) and UART_TX_AO_B (16) pins: */ |
| &uart_AO_B { |
| status = "okay"; |
| pinctrl-0 = <&uart_ao_b_pins>; |
| pinctrl-names = "default"; |
| }; |
| |
| &saradc { |
| status = "okay"; |
| vref-supply = <&vddio_ao18>; |
| }; |
| |
| &usb0 { |
| status = "okay"; |
| }; |
