From: Riccardo Mereu Date: Thu, 20 Nov 2025 15:58:25 +0000 (+0100) Subject: arm64: dts: qcom: qrb2210: add dts for Arduino unoq X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3f745bc0f11f66465e3fa19eb0c808c5b39cb0e5;p=thirdparty%2Fkernel%2Flinux.git arm64: dts: qcom: qrb2210: add dts for Arduino unoq Arduino UnoQ is a single-board computer combining Qualcomm Dragonwing™ QRB2210 microprocessor with STMicroelectronics STM32U585 microcontroller. Support to a simply boot to shell environment includes: - UART, I2C, SPI - onboard LEDS - eMMC - WLAN and BT Signed-off-by: Riccardo Mereu Reviewed-by: Konrad Dybcio Reviewed-by: Dmitry Baryshkov Reviewed-by: Krzysztof Kozlowski Link: https://lore.kernel.org/r/20251120155825.121483-7-r.mereu.kernel@arduino.cc Signed-off-by: Bjorn Andersson --- diff --git a/arch/arm64/boot/dts/qcom/Makefile b/arch/arm64/boot/dts/qcom/Makefile index f139e53345279..ce29b26473b3f 100644 --- a/arch/arm64/boot/dts/qcom/Makefile +++ b/arch/arm64/boot/dts/qcom/Makefile @@ -146,6 +146,7 @@ dtb-$(CONFIG_ARCH_QCOM) += qcs8550-aim300-aiot.dtb dtb-$(CONFIG_ARCH_QCOM) += qcs9100-ride.dtb dtb-$(CONFIG_ARCH_QCOM) += qcs9100-ride-r3.dtb dtb-$(CONFIG_ARCH_QCOM) += qdu1000-idp.dtb +dtb-$(CONFIG_ARCH_QCOM) += qrb2210-arduino-imola.dtb dtb-$(CONFIG_ARCH_QCOM) += qrb2210-rb1.dtb dtb-$(CONFIG_ARCH_QCOM) += qrb4210-rb2.dtb dtb-$(CONFIG_ARCH_QCOM) += qrb5165-rb5.dtb diff --git a/arch/arm64/boot/dts/qcom/qrb2210-arduino-imola.dts b/arch/arm64/boot/dts/qcom/qrb2210-arduino-imola.dts new file mode 100644 index 0000000000000..197ab6eb1666f --- /dev/null +++ b/arch/arm64/boot/dts/qcom/qrb2210-arduino-imola.dts @@ -0,0 +1,459 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) +/* + * Copyright (c) 2025, Arduino SRL + */ + +/dts-v1/; + +#include +#include "agatti.dtsi" +#include "pm4125.dtsi" + +/delete-node/ &cont_splash_memory; + +/ { + model = "Arduino UnoQ"; + compatible = "arduino,imola", "qcom,qrb2210", "qcom,qcm2290"; + chassis-type = "embedded"; + + aliases { + serial0 = &uart4; + serial1 = &uart2; + serial2 = &uart3; + sdhc1 = &sdhc_1; + }; + + chosen { + stdout-path = "serial0:115200n8"; + }; + + gpio-keys { + compatible = "gpio-keys"; + label = "gpio-keys"; + pinctrl-0 = <&key_volp_n>, <&key_vold_n>; + pinctrl-names = "default"; + + key-volume-up { + label = "Volume Up"; + linux,code = ; + gpios = <&tlmm 96 GPIO_ACTIVE_LOW>; + debounce-interval = <15>; + linux,can-disable; + wakeup-source; + }; + + key-volume-down { + label = "Volume Down"; + linux,code = ; + gpios = <&tlmm 36 GPIO_ACTIVE_LOW>; + debounce-interval = <15>; + linux,can-disable; + wakeup-source; + }; + }; + + leds: leds { + compatible = "gpio-leds"; + + led-bt { + label = "unoq:bt-blue2"; + function = LED_FUNCTION_BLUETOOTH; + color = ; + gpios = <&tlmm 47 GPIO_ACTIVE_HIGH>; + linux,default-trigger = "bluetooth-power"; + default-state = "off"; + }; + + led-panic { + label = "unoq:panic-red2"; + function = LED_FUNCTION_INDICATOR; + color = ; + gpios = <&tlmm 39 GPIO_ACTIVE_HIGH>; + linux,default-trigger = "none"; + default-state = "off"; + panic-indicator; + }; + + led-wlan { + label = "unoq:wlan-green2"; + function = LED_FUNCTION_WLAN; + color = ; + gpios = <&tlmm 40 GPIO_ACTIVE_HIGH>; + linux,default-trigger = "phy0tx"; + default-state = "off"; + }; + + ledb: led-user-blue { + label = "unoq:user-blue1"; + gpios = <&tlmm 60 GPIO_ACTIVE_HIGH>; + color = ; + }; + + ledg: led-user-green { + label = "unoq:user-green1"; + gpios = <&tlmm 42 GPIO_ACTIVE_HIGH>; + color = ; + }; + + ledr: led-user-red { + label = "unoq:user-red1"; + gpios = <&tlmm 41 GPIO_ACTIVE_HIGH>; + color = ; + }; + }; + + multi-led { + compatible = "leds-group-multicolor"; + color = ; + function = LED_FUNCTION_INDICATOR; + leds = <&ledr>, <&ledg>, <&ledb>; + }; + + /* PM4125 charger out, supplied by VBAT */ + vph_pwr: regulator-vph-pwr { + compatible = "regulator-fixed"; + regulator-name = "vph_pwr"; + regulator-min-microvolt = <3700000>; + regulator-max-microvolt = <3700000>; + regulator-always-on; + regulator-boot-on; + }; +}; + +&gpi_dma0 { + status = "okay"; +}; + +&gpu { + status = "okay"; +}; + +&gpu_zap_shader { + firmware-name = "qcom/qcm2290/a702_zap.mbn"; +}; + +&i2c0 { + clock-frequency = <100000>; + + status = "okay"; +}; + +&i2c1 { + clock-frequency = <100000>; + + status = "okay"; +}; + +&pm4125_vbus { + regulator-min-microamp = <500000>; + regulator-max-microamp = <500000>; + + status = "okay"; +}; + +&qupv3_id_0 { + status = "okay"; +}; + +&remoteproc_adsp { + firmware-name = "qcom/qcm2290/adsp.mbn"; + + status = "okay"; +}; + +&remoteproc_mpss { + firmware-name = "qcom/qcm2290/modem.mbn"; + + status = "okay"; +}; + +&rpm_requests { + regulators { + compatible = "qcom,rpm-pm2250-regulators"; + vdd_s3-supply = <&vph_pwr>; + vdd_s4-supply = <&vph_pwr>; + vdd_l1_l2_l3_l5_l6_l7_l8_l9_l10_l11_l12-supply = <&pm4125_s3>; + vdd_l4_l17_l18_l19_l20_l21_l22-supply = <&vph_pwr>; + vdd_l13_l14_l15_l16-supply = <&pm4125_s4>; + + pm4125_s3: s3 { + /* 0.4V-1.6625V -> 1.3V (Power tree requirements) */ + regulator-min-microvolt = <1352000>; + regulator-max-microvolt = <1352000>; + regulator-boot-on; + }; + + pm4125_s4: s4 { + /* 1.2V-2.35V -> 2.05V (Power tree requirements) */ + regulator-min-microvolt = <2072000>; + regulator-max-microvolt = <2072000>; + regulator-boot-on; + }; + + pm4125_l2: l2 { + /* LPDDR4X VDD2 */ + regulator-min-microvolt = <1136000>; + regulator-max-microvolt = <1136000>; + regulator-always-on; + regulator-boot-on; + }; + + pm4125_l3: l3 { + /* LPDDR4X VDDQ */ + regulator-min-microvolt = <616000>; + regulator-max-microvolt = <616000>; + regulator-always-on; + regulator-boot-on; + }; + + pm4125_l4: l4 { + /* max = 3.05V -> max = 2.7 to disable 3V signaling (SDHCI2) */ + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <2700000>; + regulator-allow-set-load; + }; + + pm4125_l5: l5 { + /* CSI/DSI */ + regulator-min-microvolt = <1232000>; + regulator-max-microvolt = <1232000>; + regulator-allow-set-load; + regulator-boot-on; + }; + + pm4125_l6: l6 { + /* DRAM PLL */ + regulator-min-microvolt = <928000>; + regulator-max-microvolt = <928000>; + regulator-always-on; + regulator-boot-on; + }; + + pm4125_l7: l7 { + /* Wi-Fi CX */ + regulator-min-microvolt = <664000>; + regulator-max-microvolt = <664000>; + }; + + pm4125_l10: l10 { + /* Wi-Fi RFA */ + regulator-min-microvolt = <1304000>; + regulator-max-microvolt = <1304000>; + }; + + pm4125_l11: l11 { + /* ANX7625 DVDD1P0V/AVDD1P0V */ + regulator-min-microvolt = <1000000>; + regulator-max-microvolt = <1000000>; + regulator-boot-on; + regulator-always-on; + }; + + pm4125_l12: l12 { + /* USB PHYs */ + regulator-min-microvolt = <928000>; + regulator-max-microvolt = <928000>; + regulator-allow-set-load; + regulator-boot-on; + }; + + pm4125_l13: l13 { + /* USB/QFPROM/PLLs */ + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-allow-set-load; + regulator-boot-on; + }; + + pm4125_l14: l14 { + /* SDHCI1 EMMC VCCQ */ + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-allow-set-load; + /* Broken hardware, never turn it off! */ + regulator-always-on; + }; + + pm4125_l15: l15 { + /* VDDIO */ + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-allow-set-load; + regulator-always-on; + regulator-boot-on; + }; + + pm4125_l20: l20 { + /* SDHCI1 EMMC */ + regulator-min-microvolt = <2400000>; + regulator-max-microvolt = <3600000>; + regulator-allow-set-load; + }; + + pm4125_l21: l21 { + /* USB HS */ + regulator-min-microvolt = <2960000>; + regulator-max-microvolt = <3300000>; + regulator-allow-set-load; + regulator-boot-on; + }; + + pm4125_l22: l22 { + /* Wi-Fi VDD */ + regulator-min-microvolt = <3312000>; + regulator-max-microvolt = <3312000>; + }; + }; +}; + +&sdhc_1 { + vmmc-supply = <&pm4125_l20>; + vqmmc-supply = <&pm4125_l14>; + pinctrl-0 = <&sdc1_state_on>; + pinctrl-1 = <&sdc1_state_off>; + pinctrl-names = "default", "sleep"; + mmc-hs400-1_8v; + mmc-hs200-1_8v; + non-removable; + supports-cqe; + no-sdio; + no-sd; + + status = "okay"; +}; + +&spi5 { + status = "okay"; + + spidev@0 { + reg = <0>; + compatible = "arduino,unoq-mcu"; + pinctrl-0 = <&spidev_cs>; + pinctrl-names = "default"; + }; +}; + +&tlmm { + spidev_cs: spidev-cs-state { + pins = "gpio17"; + function = "gpio"; + drive-strength = <16>; + }; + + jmisc_gpio18: jmisc-gpio18-state { + pins = "gpio18"; + function = "gpio"; + drive-strength = <2>; + bias-pull-down; + }; + + jmisc_gpio28: jmisc-gpio28-state { + pins = "gpio28"; + function = "gpio"; + drive-strength = <2>; + bias-pull-down; + }; + + key_vold_n: key-vold-n-state { + pins = "gpio36"; + function = "gpio"; + bias-pull-up; + output-disable; + }; + + key_volp_n: key-volp-n-state { + pins = "gpio96"; + function = "gpio"; + bias-pull-up; + output-disable; + }; + + jmisc_gpio98: jmisc-gpio98-state { + pins = "gpio98"; + function = "gpio"; + drive-strength = <2>; + bias-pull-down; + }; + + jmisc_gpio99: jmisc-gpio99-state { + pins = "gpio99"; + function = "gpio"; + drive-strength = <2>; + bias-pull-down; + }; + + jmisc_gpio100: jmisc-gpio100-state { + pins = "gpio100"; + function = "gpio"; + drive-strength = <2>; + bias-pull-down; + }; + + jmisc_gpio101: jmisc-gpio101-state { + pins = "gpio101"; + function = "gpio"; + drive-strength = <2>; + bias-pull-down; + }; +}; + +&uart2 { + status = "okay"; +}; + +/* UART connected to Bluetooth */ +&uart3 { + status = "okay"; + + bluetooth { + compatible = "qcom,wcn3988-bt"; + + vddio-supply = <&pm4125_l15>; + vddxo-supply = <&pm4125_l13>; + vddrf-supply = <&pm4125_l10>; + vddch0-supply = <&pm4125_l22>; + enable-gpios = <&tlmm 87 GPIO_ACTIVE_HIGH>; + max-speed = <3000000>; + }; +}; + +/* UART exposed in JCTL */ +&uart4 { + compatible = "qcom,geni-debug-uart"; + + status = "okay"; +}; + +&usb { + status = "okay"; +}; + +&usb_hsphy { + vdd-supply = <&pm4125_l12>; + vdda-pll-supply = <&pm4125_l13>; + vdda-phy-dpdm-supply = <&pm4125_l21>; + + status = "okay"; +}; + +&usb_qmpphy { + vdda-phy-supply = <&pm4125_l12>; + vdda-pll-supply = <&pm4125_l13>; + + status = "okay"; +}; + +&wifi { + vdd-0.8-cx-mx-supply = <&pm4125_l7>; + vdd-1.8-xo-supply = <&pm4125_l13>; + vdd-1.3-rfa-supply = <&pm4125_l10>; + vdd-3.3-ch0-supply = <&pm4125_l22>; + qcom,ath10k-calibration-variant = "ArduinoImola"; + firmware-name = "qcm2290"; + + status = "okay"; +}; + +&xo_board { + clock-frequency = <38400000>; +};