| // SPDX-License-Identifier: (GPL-2.0 OR MIT) |
| /* |
| * Copyright (C) 2021 MediaTek Inc. |
| * Authors: Frank Wunderlich <frank-w@public-files.de> |
| * Eric Woudstra <ericwouds@gmail.com> |
| * Tianling Shen <cnsztl@immortalwrt.org> |
| */ |
| |
| /dts-v1/; |
| |
| #include <dt-bindings/gpio/gpio.h> |
| #include <dt-bindings/input/input.h> |
| #include <dt-bindings/leds/common.h> |
| #include <dt-bindings/pinctrl/mt65xx.h> |
| |
| #include "mt7986a.dtsi" |
| |
| / { |
| model = "Bananapi BPI-R3 Mini"; |
| chassis-type = "embedded"; |
| compatible = "bananapi,bpi-r3mini", "mediatek,mt7986a"; |
| |
| aliases { |
| serial0 = &uart0; |
| ethernet0 = &gmac0; |
| ethernet1 = &gmac1; |
| }; |
| |
| chosen { |
| stdout-path = "serial0:115200n8"; |
| }; |
| |
| dcin: regulator-12v { |
| compatible = "regulator-fixed"; |
| regulator-name = "12vd"; |
| regulator-min-microvolt = <12000000>; |
| regulator-max-microvolt = <12000000>; |
| regulator-boot-on; |
| regulator-always-on; |
| }; |
| |
| fan: pwm-fan { |
| compatible = "pwm-fan"; |
| #cooling-cells = <2>; |
| /* |
| * The signal is inverted on this board and the PWM driver |
| * does not support polarity inversion. |
| */ |
| /* cooling level (0, 1, 2) */ |
| cooling-levels = <255 96 0>; |
| pwms = <&pwm 0 10000>; |
| }; |
| |
| reg_1p8v: regulator-1v8 { |
| compatible = "regulator-fixed"; |
| regulator-name = "1.8vd"; |
| regulator-min-microvolt = <1800000>; |
| regulator-max-microvolt = <1800000>; |
| regulator-boot-on; |
| regulator-always-on; |
| vin-supply = <&dcin>; |
| }; |
| |
| reg_3p3v: regulator-3v3 { |
| compatible = "regulator-fixed"; |
| regulator-name = "3.3vd"; |
| regulator-min-microvolt = <3300000>; |
| regulator-max-microvolt = <3300000>; |
| regulator-boot-on; |
| regulator-always-on; |
| vin-supply = <&dcin>; |
| }; |
| |
| usb_vbus: regulator-5v { |
| compatible = "regulator-fixed"; |
| regulator-name = "usb_vbus"; |
| regulator-min-microvolt = <5000000>; |
| regulator-max-microvolt = <5000000>; |
| gpios = <&pio 20 GPIO_ACTIVE_LOW>; |
| regulator-boot-on; |
| }; |
| |
| en8811_a: regulator-phy1 { |
| compatible = "regulator-fixed"; |
| regulator-name = "phy1"; |
| regulator-min-microvolt = <3300000>; |
| regulator-max-microvolt = <3300000>; |
| gpio = <&pio 16 GPIO_ACTIVE_LOW>; |
| regulator-always-on; |
| }; |
| |
| en8811_b: regulator-phy2 { |
| compatible = "regulator-fixed"; |
| regulator-name = "phy2"; |
| regulator-min-microvolt = <3300000>; |
| regulator-max-microvolt = <3300000>; |
| gpio = <&pio 17 GPIO_ACTIVE_LOW>; |
| regulator-always-on; |
| }; |
| |
| leds { |
| compatible = "gpio-leds"; |
| |
| green_led: led-0 { |
| color = <LED_COLOR_ID_GREEN>; |
| function = LED_FUNCTION_POWER; |
| gpios = <&pio 19 GPIO_ACTIVE_HIGH>; |
| default-state = "on"; |
| }; |
| }; |
| |
| gpio-keys { |
| compatible = "gpio-keys"; |
| |
| reset-key { |
| label = "reset"; |
| linux,code = <KEY_RESTART>; |
| gpios = <&pio 7 GPIO_ACTIVE_LOW>; |
| }; |
| }; |
| |
| }; |
| |
| &cpu_thermal { |
| cooling-maps { |
| map0 { |
| /* active: set fan to cooling level 2 */ |
| cooling-device = <&fan 2 2>; |
| trip = <&cpu_trip_active_high>; |
| }; |
| |
| map1 { |
| /* active: set fan to cooling level 1 */ |
| cooling-device = <&fan 1 1>; |
| trip = <&cpu_trip_active_med>; |
| }; |
| |
| map2 { |
| /* active: set fan to cooling level 0 */ |
| cooling-device = <&fan 0 0>; |
| trip = <&cpu_trip_active_low>; |
| }; |
| }; |
| }; |
| |
| &crypto { |
| status = "okay"; |
| }; |
| |
| ð { |
| status = "okay"; |
| |
| gmac0: mac@0 { |
| compatible = "mediatek,eth-mac"; |
| reg = <0>; |
| phy-mode = "2500base-x"; |
| phy-handle = <&phy0>; |
| }; |
| |
| gmac1: mac@1 { |
| compatible = "mediatek,eth-mac"; |
| reg = <1>; |
| phy-mode = "2500base-x"; |
| phy-handle = <&phy1>; |
| }; |
| |
| mdio: mdio-bus { |
| #address-cells = <1>; |
| #size-cells = <0>; |
| }; |
| }; |
| |
| &mmc0 { |
| pinctrl-names = "default", "state_uhs"; |
| pinctrl-0 = <&mmc0_pins_default>; |
| pinctrl-1 = <&mmc0_pins_uhs>; |
| vmmc-supply = <®_3p3v>; |
| vqmmc-supply = <®_1p8v>; |
| }; |
| |
| |
| &i2c0 { |
| pinctrl-names = "default"; |
| pinctrl-0 = <&i2c_pins>; |
| status = "okay"; |
| |
| /* MAC Address EEPROM */ |
| eeprom@50 { |
| compatible = "atmel,24c02"; |
| reg = <0x50>; |
| |
| address-width = <8>; |
| pagesize = <8>; |
| size = <256>; |
| }; |
| }; |
| |
| &mdio { |
| phy0: ethernet-phy@14 { |
| reg = <14>; |
| interrupts-extended = <&pio 48 IRQ_TYPE_EDGE_FALLING>; |
| reset-gpios = <&pio 49 GPIO_ACTIVE_LOW>; |
| reset-assert-us = <10000>; |
| reset-deassert-us = <20000>; |
| phy-mode = "2500base-x"; |
| full-duplex; |
| pause; |
| airoha,pnswap-rx; |
| |
| leds { |
| #address-cells = <1>; |
| #size-cells = <0>; |
| |
| led@0 { /* en8811_a_gpio5 */ |
| reg = <0>; |
| color = <LED_COLOR_ID_YELLOW>; |
| function = LED_FUNCTION_LAN; |
| function-enumerator = <1>; |
| default-state = "keep"; |
| }; |
| led@1 { /* en8811_a_gpio4 */ |
| reg = <1>; |
| color = <LED_COLOR_ID_GREEN>; |
| function = LED_FUNCTION_LAN; |
| function-enumerator = <2>; |
| default-state = "keep"; |
| }; |
| }; |
| }; |
| |
| phy1: ethernet-phy@15 { |
| reg = <15>; |
| interrupts-extended = <&pio 46 IRQ_TYPE_EDGE_FALLING>; |
| reset-gpios = <&pio 47 GPIO_ACTIVE_LOW>; |
| reset-assert-us = <10000>; |
| reset-deassert-us = <20000>; |
| phy-mode = "2500base-x"; |
| full-duplex; |
| pause; |
| airoha,pnswap-rx; |
| |
| leds { |
| #address-cells = <1>; |
| #size-cells = <0>; |
| |
| led@0 { /* en8811_b_gpio5 */ |
| reg = <0>; |
| color = <LED_COLOR_ID_YELLOW>; |
| function = LED_FUNCTION_WAN; |
| function-enumerator = <1>; |
| default-state = "keep"; |
| }; |
| led@1 { /* en8811_b_gpio4 */ |
| reg = <1>; |
| color = <LED_COLOR_ID_GREEN>; |
| function = LED_FUNCTION_WAN; |
| function-enumerator = <2>; |
| default-state = "keep"; |
| }; |
| }; |
| }; |
| }; |
| |
| &pcie { |
| pinctrl-names = "default"; |
| pinctrl-0 = <&pcie_pins>; |
| status = "okay"; |
| }; |
| |
| &pcie_phy { |
| status = "okay"; |
| }; |
| |
| &pio { |
| i2c_pins: i2c-pins { |
| mux { |
| function = "i2c"; |
| groups = "i2c"; |
| }; |
| }; |
| |
| mmc0_pins_default: mmc0-pins { |
| mux { |
| function = "emmc"; |
| groups = "emmc_51"; |
| }; |
| conf-cmd-dat { |
| pins = "EMMC_DATA_0", "EMMC_DATA_1", "EMMC_DATA_2", |
| "EMMC_DATA_3", "EMMC_DATA_4", "EMMC_DATA_5", |
| "EMMC_DATA_6", "EMMC_DATA_7", "EMMC_CMD"; |
| input-enable; |
| drive-strength = <4>; |
| bias-pull-up = <MTK_PUPD_SET_R1R0_01>; /* pull-up 10K */ |
| }; |
| conf-clk { |
| pins = "EMMC_CK"; |
| drive-strength = <6>; |
| bias-pull-down = <MTK_PUPD_SET_R1R0_10>; /* pull-down 50K */ |
| }; |
| conf-ds { |
| pins = "EMMC_DSL"; |
| bias-pull-down = <MTK_PUPD_SET_R1R0_10>; /* pull-down 50K */ |
| }; |
| conf-rst { |
| pins = "EMMC_RSTB"; |
| drive-strength = <4>; |
| bias-pull-up = <MTK_PUPD_SET_R1R0_01>; /* pull-up 10K */ |
| }; |
| }; |
| |
| mmc0_pins_uhs: mmc0-uhs-pins { |
| mux { |
| function = "emmc"; |
| groups = "emmc_51"; |
| }; |
| conf-cmd-dat { |
| pins = "EMMC_DATA_0", "EMMC_DATA_1", "EMMC_DATA_2", |
| "EMMC_DATA_3", "EMMC_DATA_4", "EMMC_DATA_5", |
| "EMMC_DATA_6", "EMMC_DATA_7", "EMMC_CMD"; |
| input-enable; |
| drive-strength = <4>; |
| bias-pull-up = <MTK_PUPD_SET_R1R0_01>; /* pull-up 10K */ |
| }; |
| conf-clk { |
| pins = "EMMC_CK"; |
| drive-strength = <6>; |
| bias-pull-down = <MTK_PUPD_SET_R1R0_10>; /* pull-down 50K */ |
| }; |
| conf-ds { |
| pins = "EMMC_DSL"; |
| bias-pull-down = <MTK_PUPD_SET_R1R0_10>; /* pull-down 50K */ |
| }; |
| conf-rst { |
| pins = "EMMC_RSTB"; |
| drive-strength = <4>; |
| bias-pull-up = <MTK_PUPD_SET_R1R0_01>; /* pull-up 10K */ |
| }; |
| }; |
| |
| pcie_pins: pcie-pins { |
| mux { |
| function = "pcie"; |
| groups = "pcie_clk", "pcie_wake", "pcie_pereset"; |
| }; |
| }; |
| |
| pwm_pins: pwm-pins { |
| mux { |
| function = "pwm"; |
| groups = "pwm0"; |
| }; |
| }; |
| |
| spi_flash_pins: spi-flash-pins { |
| mux { |
| function = "spi"; |
| groups = "spi0", "spi0_wp_hold"; |
| }; |
| }; |
| |
| usb_ngff_pins: usb-ngff-pins { |
| ngff-gnss-off-conf { |
| pins = "GPIO_6"; |
| drive-strength = <8>; |
| mediatek,pull-up-adv = <1>; |
| }; |
| ngff-pe-rst-conf { |
| pins = "GPIO_7"; |
| drive-strength = <8>; |
| mediatek,pull-up-adv = <1>; |
| }; |
| ngff-wwan-off-conf { |
| pins = "GPIO_8"; |
| drive-strength = <8>; |
| mediatek,pull-up-adv = <1>; |
| }; |
| ngff-pwr-off-conf { |
| pins = "GPIO_9"; |
| drive-strength = <8>; |
| mediatek,pull-up-adv = <1>; |
| }; |
| ngff-rst-conf { |
| pins = "GPIO_10"; |
| drive-strength = <8>; |
| mediatek,pull-up-adv = <1>; |
| }; |
| ngff-coex-conf { |
| pins = "SPI1_CS"; |
| drive-strength = <8>; |
| mediatek,pull-up-adv = <1>; |
| }; |
| }; |
| |
| wf_2g_5g_pins: wf-2g-5g-pins { |
| mux { |
| function = "wifi"; |
| groups = "wf_2g", "wf_5g"; |
| }; |
| conf { |
| pins = "WF0_HB1", "WF0_HB2", "WF0_HB3", "WF0_HB4", |
| "WF0_HB0", "WF0_HB0_B", "WF0_HB5", "WF0_HB6", |
| "WF0_HB7", "WF0_HB8", "WF0_HB9", "WF0_HB10", |
| "WF0_TOP_CLK", "WF0_TOP_DATA", "WF1_HB1", |
| "WF1_HB2", "WF1_HB3", "WF1_HB4", "WF1_HB0", |
| "WF1_HB5", "WF1_HB6", "WF1_HB7", "WF1_HB8", |
| "WF1_TOP_CLK", "WF1_TOP_DATA"; |
| drive-strength = <4>; |
| }; |
| }; |
| |
| wf_dbdc_pins: wf-dbdc-pins { |
| mux { |
| function = "wifi"; |
| groups = "wf_dbdc"; |
| }; |
| conf { |
| pins = "WF0_HB1", "WF0_HB2", "WF0_HB3", "WF0_HB4", |
| "WF0_HB0", "WF0_HB0_B", "WF0_HB5", "WF0_HB6", |
| "WF0_HB7", "WF0_HB8", "WF0_HB9", "WF0_HB10", |
| "WF0_TOP_CLK", "WF0_TOP_DATA", "WF1_HB1", |
| "WF1_HB2", "WF1_HB3", "WF1_HB4", "WF1_HB0", |
| "WF1_HB5", "WF1_HB6", "WF1_HB7", "WF1_HB8", |
| "WF1_TOP_CLK", "WF1_TOP_DATA"; |
| drive-strength = <4>; |
| }; |
| }; |
| |
| wf_led_pins: wf-led-pins { |
| mux { |
| function = "led"; |
| groups = "wifi_led"; |
| }; |
| }; |
| }; |
| |
| &pwm { |
| pinctrl-names = "default"; |
| pinctrl-0 = <&pwm_pins>; |
| status = "okay"; |
| }; |
| |
| &spi0 { |
| pinctrl-names = "default"; |
| pinctrl-0 = <&spi_flash_pins>; |
| status = "okay"; |
| |
| flash@0 { |
| compatible = "spi-nand"; |
| #address-cells = <1>; |
| #size-cells = <1>; |
| reg = <0>; |
| |
| spi-max-frequency = <20000000>; |
| spi-tx-bus-width = <4>; |
| spi-rx-bus-width = <4>; |
| }; |
| }; |
| |
| &ssusb { |
| pinctrl-names = "default"; |
| pinctrl-0 = <&usb_ngff_pins>; |
| vusb33-supply = <®_3p3v>; |
| vbus-supply = <&usb_vbus>; |
| status = "okay"; |
| }; |
| |
| &trng { |
| status = "okay"; |
| }; |
| |
| &uart0 { |
| status = "okay"; |
| }; |
| |
| &usb_phy { |
| status = "okay"; |
| }; |
| |
| &watchdog { |
| status = "okay"; |
| }; |
| |
| &wifi { |
| status = "okay"; |
| pinctrl-names = "default", "dbdc"; |
| pinctrl-0 = <&wf_2g_5g_pins>, <&wf_led_pins>; |
| pinctrl-1 = <&wf_dbdc_pins>, <&wf_led_pins>; |
| |
| led { |
| led-active-low; |
| }; |
| }; |
| |
