On Thu, May 09, 2024 at 05:21:57PM +0200, Frank Wunderlich wrote: > From: Frank Wunderlich <frank-w@xxxxxxxxxxxxxxx> > > Add devicetree for Bananapi R3 Mini SBC. > > Key features: > - MediaTek MT7986A(Filogic 830) Quad core ARM Cortex A53 > - Wifi 6 2.4G/5G(MT7976C) ^^ ^^ Those are full-width unicode parentheses. Consider using normal 7-bit ASCII parentheses instead to keep the commit message readable also on non-unicode terminals. Unicode vs ASCII ( 0xff08 vs ( 0x28 ) 0xff09 vs ) 0x29 > - 2G DDR RAM > - 8G eMMC flash > - 128MB Nand flash > - 2x 2.5GbE network port > - 1x M.2 Key B USB interface > - 1x M.2 KEY M PCIe interface > - 1x USB2.0 interface > > source: https://wiki.banana-pi.org/Banana_Pi_BPI-R3_Mini > > Co-developed-by: Eric Woudstra <ericwouds@xxxxxxxxx> > Signed-off-by: Eric Woudstra <ericwouds@xxxxxxxxx> > Co-developed-by: Tianling Shen <cnsztl@xxxxxxxxx> > Signed-off-by: Tianling Shen <cnsztl@xxxxxxxxx> > Signed-off-by: Frank Wunderlich <frank-w@xxxxxxxxxxxxxxx> Reviewed-by: Daniel Golle <daniel@xxxxxxxxxxxxxx> > --- > v2: > - add missing node for nand > - add some information about the board in description > > change dts based on review from angelo+krzysztof > > - drop fan status > - rename phy14 to phy0 and phy15 to phy1 > - drop default-trigger from phys and so also the binding-patch > - use regulator names based on regexp regulator-[0-9]+v[0-9]+ > - add comment for pwm > --- > arch/arm64/boot/dts/mediatek/Makefile | 1 + > .../mediatek/mt7986a-bananapi-bpi-r3-mini.dts | 493 ++++++++++++++++++ > 2 files changed, 494 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..1763b001ab06 100644 > --- a/arch/arm64/boot/dts/mediatek/Makefile > +++ b/arch/arm64/boot/dts/mediatek/Makefile > @@ -11,6 +11,7 @@ dtb-$(CONFIG_ARCH_MEDIATEK) += mt7622-bananapi-bpi-r64.dtb > dtb-$(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-$(CONFIG_ARCH_MEDIATEK) += mt7986a-bananapi-bpi-r3-mini.dtb > dtb-$(CONFIG_ARCH_MEDIATEK) += mt7986a-bananapi-bpi-r3-emmc.dtbo > dtb-$(CONFIG_ARCH_MEDIATEK) += mt7986a-bananapi-bpi-r3-nand.dtbo > dtb-$(CONFIG_ARCH_MEDIATEK) += mt7986a-bananapi-bpi-r3-nor.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..e2a2fea7adf0 > --- /dev/null > +++ b/arch/arm64/boot/dts/mediatek/mt7986a-bananapi-bpi-r3-mini.dts > @@ -0,0 +1,493 @@ > +// SPDX-License-Identifier: (GPL-2.0 OR MIT) > +/* > + * Copyright (C) 2021 MediaTek Inc. > + * Authors: Frank Wunderlich <frank-w@xxxxxxxxxxxxxxx> > + * Eric Woudstra <ericwouds@xxxxxxxxx> > + * Tianling Shen <cnsztl@xxxxxxxxxxxxxxx> > + */ > + > +/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; > + }; > +}; > + > -- > 2.34.1 > >