[PATCH 2/2] arm64: dts: mediatek: Add Bananapi BPI-R3 mini

Shengyu Qu wiagn233 at outlook.com
Thu Jul 18 08:47:19 PDT 2024


Hi,

I have made some changes to the dts, can you have a look? Maybe they can be added in the next version.
https://github.com/openwrt/openwrt/pull/15936

Best regards,
Shengyu

在 2024/6/2 18:40, Chukun Pan 写道:
> The Bananapi BPI-R3 mini is a development board with the
> MediaTek MT7986A (Filogic 830) SoC.
> 
> Key Features:
>    2GB DDR4 RAM
>    8GB eMMC flash
>    128MB Nand flash
>    MT7976C DBDC WiFi
>    1x FAN connector
>    1x NANO SIM slot
>    1x USB2.0 Type-A
>    1x M.2 Key B USB
>    1x M.2 Key M PCIe
>    2x 2.5GbE EN8811H Ethernet
>    Type-C PD 12V Power supply
> 
> Signed-off-by: Chukun Pan <amadeus at jmu.edu.cn>
> ---
>   arch/arm64/boot/dts/mediatek/Makefile         |   1 +
>   .../mediatek/mt7986a-bananapi-bpi-r3-mini.dts | 480 ++++++++++++++++++
>   2 files changed, 481 insertions(+)
>   create mode 100644 arch/arm64/boot/dts/mediatek/mt7986a-bananapi-bpi-r3-mini.dts
> 
> diff --git a/arch/arm64/boot/dts/mediatek/Makefile b/arch/arm64/boot/dts/mediatek/Makefile
> index 37b4ca3a87c9..14af5681d0ee 100644
> --- a/arch/arm64/boot/dts/mediatek/Makefile
> +++ b/arch/arm64/boot/dts/mediatek/Makefile
> @@ -12,6 +12,7 @@ dtb-$(CONFIG_ARCH_MEDIATEK) += mt7981b-xiaomi-ax3000t.dtb
>   dtb-$(CONFIG_ARCH_MEDIATEK) += mt7986a-acelink-ew-7886cax.dtb
>   dtb-$(CONFIG_ARCH_MEDIATEK) += mt7986a-bananapi-bpi-r3.dtb
>   dtb-$(CONFIG_ARCH_MEDIATEK) += mt7986a-bananapi-bpi-r3-emmc.dtbo
> +dtb-$(CONFIG_ARCH_MEDIATEK) += mt7986a-bananapi-bpi-r3-mini.dtb
>   dtb-$(CONFIG_ARCH_MEDIATEK) += mt7986a-bananapi-bpi-r3-nand.dtbo
>   dtb-$(CONFIG_ARCH_MEDIATEK) += mt7986a-bananapi-bpi-r3-nor.dtbo
>   dtb-$(CONFIG_ARCH_MEDIATEK) += mt7986a-bananapi-bpi-r3-sd.dtbo
> diff --git a/arch/arm64/boot/dts/mediatek/mt7986a-bananapi-bpi-r3-mini.dts b/arch/arm64/boot/dts/mediatek/mt7986a-bananapi-bpi-r3-mini.dts
> new file mode 100644
> index 000000000000..683b7394ff79
> --- /dev/null
> +++ b/arch/arm64/boot/dts/mediatek/mt7986a-bananapi-bpi-r3-mini.dts
> @@ -0,0 +1,480 @@
> +// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
> +
> +/dts-v1/;
> +#include <dt-bindings/gpio/gpio.h>
> +#include <dt-bindings/input/input.h>
> +#include <dt-bindings/leds/common.h>
> +
> +#include "mt7986a.dtsi"
> +
> +/ {
> +	model = "Bananapi BPI-R3 mini";
> +	chassis-type = "embedded";
> +	compatible = "bananapi,bpi-r3-mini", "mediatek,mt7986a";
> +
> +	aliases {
> +		serial0 = &uart0;
> +		ethernet0 = &gmac0;
> +		ethernet1 = &gmac1;
> +	};
> +
> +	chosen {
> +		stdout-path = "serial0:115200n8";
> +	};
> +
> +	keys {
> +		compatible = "gpio-keys";
> +
> +		key-reset {
> +			label = "reset";
> +			linux,code = <KEY_RESTART>;
> +			gpios = <&pio 7 GPIO_ACTIVE_LOW>;
> +		};
> +	};
> +
> +	leds {
> +		compatible = "gpio-leds";
> +
> +		led-0 {
> +			function = LED_FUNCTION_STATUS;
> +			color = <LED_COLOR_ID_GREEN>;
> +			gpios = <&pio 19 GPIO_ACTIVE_HIGH>;
> +			default-state = "on";
> +		};
> +	};
> +
> +	fan: pwm-fan {
> +		compatible = "pwm-fan";
> +		/* cooling level (0, 1, 2, 3) - pwm inverted */
> +		cooling-levels = <255 128 64 0>;
> +		pwms = <&pwm 0 10000>;
> +		#cooling-cells = <2>;
> +	};
> +
> +	rfkill {
> +		compatible = "rfkill-gpio";
> +		label = "rfkill-modem";
> +		radio-type = "wwan";
> +		reset-gpios = <&pio 15 GPIO_ACTIVE_HIGH>;
> +		shutdown-gpios = <&pio 13 GPIO_ACTIVE_HIGH>;
> +	};
> +
> +	dcin: regulator-12vd {
> +		compatible = "regulator-fixed";
> +		regulator-name = "12vd";
> +		regulator-min-microvolt = <12000000>;
> +		regulator-max-microvolt = <12000000>;
> +		regulator-boot-on;
> +		regulator-always-on;
> +	};
> +
> +	reg_1p8v: regulator-1p8v {
> +		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-3p3v {
> +		compatible = "regulator-fixed";
> +		regulator-name = "3.3vd";
> +		regulator-min-microvolt = <3300000>;
> +		regulator-max-microvolt = <3300000>;
> +		regulator-boot-on;
> +		regulator-always-on;
> +		vin-supply = <&dcin>;
> +	};
> +
> +	reg_5v_vbus: regulator-5v-vbus {
> +		compatible = "regulator-fixed";
> +		regulator-name = "5v_vbus1";
> +		regulator-min-microvolt = <5000000>;
> +		regulator-max-microvolt = <5000000>;
> +		regulator-boot-on;
> +		regulator-always-on;
> +		vin-supply = <&dcin>;
> +	};
> +
> +	/* labeled A_EN8811_PWR in schematic */
> +	reg_phya: regulator-phya {
> +		compatible = "regulator-fixed";
> +		gpio = <&pio 16 GPIO_ACTIVE_LOW>;
> +		regulator-name = "reg_phya";
> +		regulator-min-microvolt = <3300000>;
> +		regulator-max-microvolt = <3300000>;
> +		regulator-boot-on;
> +		regulator-always-on;
> +	};
> +
> +	/* labeled B_EN8811_PWR in schematic */
> +	reg_phyb: regulator-phyb {
> +		compatible = "regulator-fixed";
> +		gpio = <&pio 17 GPIO_ACTIVE_LOW>;
> +		regulator-name = "reg_phyb";
> +		regulator-min-microvolt = <3300000>;
> +		regulator-max-microvolt = <3300000>;
> +		regulator-boot-on;
> +		regulator-always-on;
> +	};
> +
> +	vcc_keyb: regulator-vcc-keyb {
> +		compatible = "regulator-fixed";
> +		gpio = <&pio 20 GPIO_ACTIVE_LOW>;
> +		regulator-name = "vcc_keyb";
> +		regulator-min-microvolt = <3300000>;
> +		regulator-max-microvolt = <3300000>;
> +		vin-supply = <&reg_3p3v>;
> +	};
> +};
> +
> +&cpu_thermal {
> +	cooling-maps {
> +		map-cpu-active-high {
> +			/* active: set fan to cooling level 3 */
> +			cooling-device = <&fan 3 3>;
> +			trip = <&cpu_trip_active_high>;
> +		};
> +
> +		map-cpu-active-med {
> +			/* active: set fan to cooling level 2 */
> +			cooling-device = <&fan 2 2>;
> +			trip = <&cpu_trip_active_med>;
> +		};
> +
> +		map-cpu-active-low {
> +			/* active: set fan to cooling level 1 */
> +			cooling-device = <&fan 1 1>;
> +			trip = <&cpu_trip_active_low>;
> +		};
> +	};
> +};
> +
> +&crypto {
> +	status = "okay";
> +};
> +
> +&eth {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&mdio_pins>;
> +	status = "okay";
> +
> +	gmac0: mac at 0 {
> +		compatible = "mediatek,eth-mac";
> +		reg = <0>;
> +		phy-mode = "2500base-x";
> +		phy-handle = <&phy14>;
> +		phy-supply = <&reg_phya>;
> +	};
> +
> +	gmac1: mac at 1 {
> +		compatible = "mediatek,eth-mac";
> +		reg = <1>;
> +		phy-mode = "2500base-x";
> +		phy-handle = <&phy15>;
> +		phy-supply = <&reg_phyb>;
> +	};
> +
> +	mdio: mdio-bus {
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +	};
> +};
> +
> +&mdio {
> +	phy14: phy at 14 {
> +		compatible = "ethernet-phy-ieee802.3-c45";
> +		reg = <14>;
> +		reset-assert-us = <10000>;
> +		reset-deassert-us = <20000>;
> +		reset-gpios = <&pio 49 GPIO_ACTIVE_LOW>;
> +		interrupt-parent = <&pio>;
> +		interrupts = <48 IRQ_TYPE_EDGE_FALLING>;
> +		airoha,pnswap-rx;
> +
> +		leds {
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +
> +			led at 0 {
> +				reg = <0>;
> +				function = LED_FUNCTION_LAN;
> +				color = <LED_COLOR_ID_AMBER>;
> +				default-state = "keep";
> +			};
> +
> +			led at 1 {
> +				reg = <1>;
> +				function = LED_FUNCTION_LAN;
> +				color = <LED_COLOR_ID_GREEN>;
> +				default-state = "keep";
> +			};
> +		};
> +	};
> +
> +	phy15: phy at 15 {
> +		compatible = "ethernet-phy-ieee802.3-c45";
> +		reg = <15>;
> +		reset-assert-us = <10000>;
> +		reset-deassert-us = <20000>;
> +		reset-gpios = <&pio 47 GPIO_ACTIVE_LOW>;
> +		interrupt-parent = <&pio>;
> +		interrupts = <46 IRQ_TYPE_EDGE_FALLING>;
> +		airoha,pnswap-rx;
> +
> +		leds {
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +
> +			led at 0 {
> +				reg = <0>;
> +				function = LED_FUNCTION_WAN;
> +				color = <LED_COLOR_ID_AMBER>;
> +				default-state = "keep";
> +			};
> +
> +			led at 1 {
> +				reg = <1>;
> +				function = LED_FUNCTION_WAN;
> +				color = <LED_COLOR_ID_GREEN>;
> +				default-state = "keep";
> +			};
> +		};
> +	};
> +};
> +
> +&i2c0 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&i2c0_pins>;
> +	status = "okay";
> +
> +	eeprom at 50 {
> +		compatible = "atmel,24c02";
> +		reg = <0x50>;
> +		pagesize = <8>;
> +		size = <256>;
> +	};
> +};
> +
> +&spi0 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&spi_flash_pins>;
> +	status = "okay";
> +
> +	spi_nand: flash at 0 {
> +		compatible = "spi-nand";
> +		#address-cells = <1>;
> +		#size-cells = <1>;
> +		reg = <0>;
> +
> +		spi-max-frequency = <52000000>;
> +		spi-rx-bus-width = <4>;
> +		spi-tx-bus-width = <4>;
> +	};
> +};
> +
> +&mmc0 {
> +	bus-width = <8>;
> +	cap-mmc-highspeed;
> +	hs400-ds-delay = <0x14014>;
> +	max-frequency = <200000000>;
> +	mmc-hs200-1_8v;
> +	mmc-hs400-1_8v;
> +	non-removable;
> +	no-sd;
> +	no-sdio;
> +	pinctrl-names = "default", "state_uhs";
> +	pinctrl-0 = <&mmc0_pins_default>;
> +	pinctrl-1 = <&mmc0_pins_uhs>;
> +	vmmc-supply = <&reg_3p3v>;
> +	vqmmc-supply = <&reg_1p8v>;
> +	status = "okay";
> +};
> +
> +&pcie {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&pcie_pins>;
> +	status = "okay";
> +};
> +
> +&pcie_phy {
> +	status = "okay";
> +};
> +
> +&pio {
> +	i2c0_pins: i2c0-pins {
> +		mux {
> +			function = "i2c";
> +			groups = "i2c";
> +		};
> +	};
> +
> +	mdio_pins: mdio-pins {
> +		mux {
> +			function = "eth";
> +			groups = "mdc_mdio";
> +		};
> +	};
> +
> +	spi_flash_pins: spi-flash-pins {
> +		mux {
> +			function = "spi";
> +			groups = "spi0", "spi0_wp_hold";
> +		};
> +		conf-pu {
> +			pins = "SPI2_CS", "SPI2_HOLD", "SPI2_WP";
> +			drive-strength = <8>;
> +			mediatek,pull-up-adv = <0>; /* bias-disable */
> +		};
> +		conf-pd {
> +			pins = "SPI2_CLK", "SPI2_MOSI", "SPI2_MISO";
> +			drive-strength = <8>;
> +			mediatek,pull-down-adv = <0>; /* bias-disable */
> +		};
> +	};
> +
> +	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>;
> +			mediatek,pull-up-adv = <1>; /* pull-up 10K */
> +		};
> +		conf-clk {
> +			pins = "EMMC_CK";
> +			drive-strength = <6>;
> +			mediatek,pull-down-adv = <2>; /* pull-down 50K */
> +		};
> +		conf-ds {
> +			pins = "EMMC_DSL";
> +			mediatek,pull-down-adv = <2>; /* pull-down 50K */
> +		};
> +		conf-rst {
> +			pins = "EMMC_RSTB";
> +			drive-strength = <4>;
> +			mediatek,pull-up-adv = <1>; /* 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>;
> +			mediatek,pull-up-adv = <1>; /* pull-up 10K */
> +		};
> +		conf-clk {
> +			pins = "EMMC_CK";
> +			drive-strength = <6>;
> +			mediatek,pull-down-adv = <2>; /* pull-down 50K */
> +		};
> +		conf-ds {
> +			pins = "EMMC_DSL";
> +			mediatek,pull-down-adv = <2>; /* pull-down 50K */
> +		};
> +		conf-rst {
> +			pins = "EMMC_RSTB";
> +			drive-strength = <4>;
> +			mediatek,pull-up-adv = <1>; /* 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", "pwm1_0";
> +		};
> +	};
> +
> +	uart1_pins: uart1-pins {
> +		mux {
> +			function = "uart";
> +			groups = "uart1";
> +		};
> +	};
> +
> +	wf_led_pins: wf-led-pins {
> +		mux {
> +			function = "led";
> +			groups = "wifi_led";
> +		};
> +	};
> +
> +	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>;
> +		};
> +	};
> +};
> +
> +&pwm {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&pwm_pins>;
> +	status = "okay";
> +};
> +
> +&ssusb {
> +	vusb33-supply = <&vcc_keyb>;
> +	vbus-supply = <&reg_5v_vbus>;
> +	status = "okay";
> +};
> +
> +&trng {
> +	status = "okay";
> +};
> +
> +&uart0 {
> +	status = "okay";
> +};
> +
> +&uart1 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&uart1_pins>;
> +	status = "okay";
> +};
> +
> +&usb_phy {
> +	status = "okay";
> +};
> +
> +&watchdog {
> +	status = "okay";
> +};
> +
> +&wifi {
> +	pinctrl-names = "dbdc";
> +	pinctrl-0 = <&wf_dbdc_pins>, <&wf_led_pins>;
> +	status = "okay";
> +};
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