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[188.152.100.94]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-4851887fc54sm69946295e9.10.2026.03.04.09.00.13 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 04 Mar 2026 09:00:13 -0800 (PST) From: Stefano Radaelli X-Google-Original-From: Stefano Radaelli To: Frank Li , linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, imx@lists.linux.dev Cc: pierluigi.p@variscite.com, Stefano Radaelli , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , Shawn Guo , Alexander Stein , Dario Binacchi , Markus Niebel , Matthias Schiffer , Yannic Moog , Primoz Fiser , Francesco Dolcini , linux-arm-kernel@lists.infradead.org Subject: [PATCH v4 3/3] arm64: dts: imx91-var-dart: Add support for Variscite Sonata board Date: Wed, 4 Mar 2026 17:59:55 +0100 Message-ID: X-Mailer: git-send-email 2.47.3 In-Reply-To: References: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Stefano Radaelli Add device tree support for the Variscite Sonata carrier board with the DART-MX91 system on module. The Sonata board includes - uSD Card support - USB ports and OTG - Additional Gigabit Ethernet interface - Uart interfaces - GPIO Expanders - RTC module - TPM module Link: https://variscite.com/carrier-boards/sonata-board/ Signed-off-by: Stefano Radaelli --- v3->v4: - Fix space between BUCK4/BUCK5 aned parenthesis - Remove unused pinctrl groups v2->v3: - Rebased the series to fix DTS apply issues. v1->v2: - Ordering by hex and node name. arch/arm64/boot/dts/freescale/Makefile | 1 + .../dts/freescale/imx91-var-dart-sonata.dts | 471 ++++++++++++++++++ 2 files changed, 472 insertions(+) create mode 100644 arch/arm64/boot/dts/freescale/imx91-var-dart-sonata.dts diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/f= reescale/Makefile index e0738525d37e..8ee7d41a367d 100644 --- a/arch/arm64/boot/dts/freescale/Makefile +++ b/arch/arm64/boot/dts/freescale/Makefile @@ -411,6 +411,7 @@ dtb-$(CONFIG_ARCH_MXC) +=3D imx91-11x11-frdm.dtb dtb-$(CONFIG_ARCH_MXC) +=3D imx91-11x11-frdm-s.dtb dtb-$(CONFIG_ARCH_MXC) +=3D imx91-phyboard-segin.dtb dtb-$(CONFIG_ARCH_MXC) +=3D imx91-tqma9131-mba91xxca.dtb +dtb-$(CONFIG_ARCH_MXC) +=3D imx91-var-dart-sonata.dtb dtb-$(CONFIG_ARCH_MXC) +=3D imx93-9x9-qsb.dtb =20 imx93-9x9-qsb-can1-dtbs +=3D imx93-9x9-qsb.dtb imx93-9x9-qsb-can1.dtbo diff --git a/arch/arm64/boot/dts/freescale/imx91-var-dart-sonata.dts b/arch= /arm64/boot/dts/freescale/imx91-var-dart-sonata.dts new file mode 100644 index 000000000000..afa39dab240a --- /dev/null +++ b/arch/arm64/boot/dts/freescale/imx91-var-dart-sonata.dts @@ -0,0 +1,471 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * Variscite Sonata carrier board for DART-MX91 + * + * Link: https://variscite.com/carrier-boards/sonata-board/ + * + * Copyright (C) 2025 Variscite Ltd. - https://www.variscite.com/ + * + */ + +/dts-v1/; + +#include "imx91-var-dart.dtsi" + +/ { + model =3D "Variscite DART-MX91 on Sonata-Board"; + compatible =3D "variscite,var-dart-mx91-sonata", + "variscite,var-dart-mx91", + "fsl,imx91"; + + aliases { + ethernet0 =3D &eqos; + ethernet1 =3D &fec; + gpio0 =3D &gpio1; + gpio1 =3D &gpio2; + gpio2 =3D &gpio3; + i2c0 =3D &lpi2c1; + i2c1 =3D &lpi2c2; + i2c2 =3D &lpi2c3; + mmc0 =3D &usdhc1; + mmc1 =3D &usdhc2; + serial0 =3D &lpuart1; + serial1 =3D &lpuart2; + serial2 =3D &lpuart3; + serial3 =3D &lpuart4; + serial4 =3D &lpuart5; + serial5 =3D &lpuart6; + }; + + chosen { + stdout-path =3D &lpuart1; + }; + + gpio-keys { + compatible =3D "gpio-keys"; + + button-home { + label =3D "Home"; + linux,code =3D ; + gpios =3D <&pca6408_1 4 GPIO_ACTIVE_LOW>; + wakeup-source; + }; + + button-up { + label =3D "Up"; + linux,code =3D ; + gpios =3D <&pca6408_1 5 GPIO_ACTIVE_LOW>; + wakeup-source; + }; + + button-down { + label =3D "Down"; + linux,code =3D ; + gpios =3D <&pca6408_1 6 GPIO_ACTIVE_LOW>; + wakeup-source; + }; + + button-back { + label =3D "Back"; + linux,code =3D ; + gpios =3D <&pca6408_1 7 GPIO_ACTIVE_LOW>; + wakeup-source; + }; + }; + + gpio-leds { + compatible =3D "gpio-leds"; + + led-emmc { + label =3D "eMMC"; + gpios =3D <&pca6408_2 7 GPIO_ACTIVE_HIGH>; + linux,default-trigger =3D "mmc0"; + }; + }; + + reg_vref_1v8: regulator-adc-vref { + compatible =3D "regulator-fixed"; + regulator-name =3D "vref_1v8"; + regulator-min-microvolt =3D <1800000>; + regulator-max-microvolt =3D <1800000>; + }; + + reg_usdhc2_vmmc: regulator-vmmc-usdhc2 { + compatible =3D "regulator-fixed"; + pinctrl-names =3D "default"; + pinctrl-0 =3D <&pinctrl_reg_usdhc2_vmmc>; + regulator-name =3D "VDD_SD2_3V3"; + regulator-min-microvolt =3D <3300000>; + regulator-max-microvolt =3D <3300000>; + gpio =3D <&gpio4 28 GPIO_ACTIVE_HIGH>; + enable-active-high; + off-on-delay-us =3D <20000>; + }; + + reserved-memory { + ranges; + #address-cells =3D <2>; + #size-cells =3D <2>; + + linux,cma { + compatible =3D "shared-dma-pool"; + alloc-ranges =3D <0 0x80000000 0 0x40000000>; + reusable; + size =3D <0 0x10000000>; + linux,cma-default; + }; + }; +}; + +&adc1 { + vref-supply =3D <®_vref_1v8>; + status =3D "okay"; +}; + +/* Use external instead of internal RTC */ +&bbnsm_rtc { + status =3D "disabled"; +}; + +&eqos { + mdio { + ethphy1: ethernet-phy@1 { + compatible =3D "ethernet-phy-ieee802.3-c22"; + reg =3D <1>; + reset-gpios =3D <&pca6408_2 0 GPIO_ACTIVE_LOW>; + reset-assert-us =3D <15000>; + reset-deassert-us =3D <100000>; + + leds { + #address-cells =3D <1>; + #size-cells =3D <0>; + + led@0 { + reg =3D <0>; + color =3D ; + function =3D LED_FUNCTION_LAN; + linux,default-trigger =3D "netdev"; + }; + + led@1 { + reg =3D <1>; + color =3D ; + function =3D LED_FUNCTION_LAN; + linux,default-trigger =3D "netdev"; + }; + }; + }; + }; +}; + +&fec { + pinctrl-names =3D "default", "sleep"; + pinctrl-0 =3D <&pinctrl_fec>; + pinctrl-1 =3D <&pinctrl_fec_sleep>; + /* + * The required RGMII TX and RX 2ns delays are implemented directly + * in hardware via passive delay elements on the SOM PCB. + * No delay configuration is needed in software via PHY driver. + */ + phy-mode =3D "rgmii"; + phy-handle =3D <ðphy1>; + status =3D "okay"; +}; + +&flexcan1 { + pinctrl-names =3D "default"; + pinctrl-0 =3D <&pinctrl_flexcan1>; + status =3D "okay"; +}; + +&lpi2c1 { + clock-frequency =3D <400000>; + pinctrl-names =3D "default", "sleep", "gpio"; + pinctrl-0 =3D <&pinctrl_lpi2c1>; + pinctrl-1 =3D <&pinctrl_lpi2c1_gpio>; + pinctrl-2 =3D <&pinctrl_lpi2c1_gpio>; + scl-gpios =3D <&gpio1 0 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; + sda-gpios =3D <&gpio1 1 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; + status =3D "okay"; + + pca6408_1: gpio@20 { + compatible =3D "nxp,pcal6408"; + reg =3D <0x20>; + gpio-controller; + #gpio-cells =3D <2>; + interrupt-parent =3D <&gpio1>; + interrupts =3D <10 IRQ_TYPE_LEVEL_LOW>; + }; + + pca6408_2: gpio@21 { + compatible =3D "nxp,pcal6408"; + reg =3D <0x21>; + gpio-controller; + #gpio-cells =3D <2>; + interrupt-parent =3D <&gpio1>; + interrupts =3D <10 IRQ_TYPE_LEVEL_LOW>; + }; + + pca9534: gpio@22 { + compatible =3D "nxp,pca9534"; + reg =3D <0x22>; + gpio-controller; + #gpio-cells =3D <2>; + interrupt-parent =3D <&gpio1>; + interrupts =3D <10 IRQ_TYPE_LEVEL_LOW>; + }; + + st33ktpm2xi2c: tpm@2e { + compatible =3D "st,st33ktpm2xi2c", "tcg,tpm-tis-i2c"; + reg =3D <0x2e>; + }; + + /* Capacitive touch controller */ + ft5x06_ts: touchscreen@38 { + compatible =3D "edt,edt-ft5206"; + reg =3D <0x38>; + pinctrl-names =3D "default"; + pinctrl-0 =3D <&pinctrl_captouch>; + reset-gpios =3D <&pca6408_2 4 GPIO_ACTIVE_LOW>; + interrupt-parent =3D <&gpio3>; + interrupts =3D <27 IRQ_TYPE_EDGE_FALLING>; + touchscreen-size-x =3D <800>; + touchscreen-size-y =3D <480>; + touchscreen-inverted-x; + touchscreen-inverted-y; + wakeup-source; + }; + + /* USB Type-C Controller */ + typec@3d { + compatible =3D "nxp,ptn5150"; + reg =3D <0x3d>; + pinctrl-names =3D "default"; + pinctrl-0 =3D <&pinctrl_extcon>; + interrupt-parent =3D <&gpio4>; + interrupts =3D <29 IRQ_TYPE_LEVEL_HIGH>; + + port { + typec1_dr_sw: endpoint { + remote-endpoint =3D <&usb1_drd_sw>; + }; + }; + }; + + rtc@68 { + compatible =3D "dallas,ds1337"; + reg =3D <0x68>; + }; +}; + +/* Console (J10) */ +&lpuart1 { + pinctrl-names =3D "default"; + pinctrl-0 =3D <&pinctrl_uart1>; + status =3D "okay"; +}; + +/* Header (J12.4, J12.6) */ +&lpuart6 { + pinctrl-names =3D "default"; + pinctrl-0 =3D <&pinctrl_uart6>; + status =3D "okay"; +}; + +&usbotg1 { + dr_mode =3D "otg"; + hnp-disable; + srp-disable; + adp-disable; + usb-role-switch; + disable-over-current; + samsung,picophy-pre-emp-curr-control =3D <3>; + samsung,picophy-dc-vol-level-adjust =3D <7>; + status =3D "okay"; + + port { + usb1_drd_sw: endpoint { + remote-endpoint =3D <&typec1_dr_sw>; + }; + }; +}; + +&usbotg2 { + disable-over-current; + dr_mode =3D "host"; + status =3D "okay"; +}; + +/* SD */ +&usdhc2 { + pinctrl-names =3D "default", "state_100mhz", "state_200mhz", "sleep"; + pinctrl-0 =3D <&pinctrl_usdhc2>, <&pinctrl_usdhc2_gpio>; + pinctrl-1 =3D <&pinctrl_usdhc2_100mhz>, <&pinctrl_usdhc2_gpio>; + pinctrl-2 =3D <&pinctrl_usdhc2_200mhz>, <&pinctrl_usdhc2_gpio>; + pinctrl-3 =3D <&pinctrl_usdhc2_sleep>, <&pinctrl_usdhc2_gpio_sleep>; + cd-gpios =3D <&gpio3 0 GPIO_ACTIVE_LOW>; + vmmc-supply =3D <®_usdhc2_vmmc>; + bus-width =3D <4>; + no-sdio; + no-mmc; + status =3D "okay"; +}; + +&iomuxc { + pinctrl-names =3D "default"; + pinctrl-0 =3D <&pinctrl_hog>; + + pinctrl_hog: hoggrp { + fsl,pins =3D < + /* GPIO Expanders shared IRQ */ + MX91_PAD_PDM_BIT_STREAM1__GPIO1_IO10 0x31e + >; + }; + + pinctrl_captouch: captouchgrp { + fsl,pins =3D < + MX91_PAD_CCM_CLKO2__GPIO3_IO27 0x31e + >; + }; + + pinctrl_extcon: extcongrp { + fsl,pins =3D < + MX91_PAD_CCM_CLKO4__GPIO4_IO29 0x31e + >; + }; + + pinctrl_fec: fecgrp { + fsl,pins =3D < + MX91_PAD_ENET2_RD0__ENET2_RGMII_RD0 0x57e + MX91_PAD_ENET2_RD1__ENET2_RGMII_RD1 0x57e + MX91_PAD_ENET2_RD2__ENET2_RGMII_RD2 0x57e + MX91_PAD_ENET2_RD3__ENET2_RGMII_RD3 0x37e + MX91_PAD_ENET2_RXC__ENET2_RGMII_RXC 0x5fe + MX91_PAD_ENET2_RX_CTL__ENET2_RGMII_RX_CTL 0x57e + MX91_PAD_ENET2_TD0__ENET2_RGMII_TD0 0x57e + MX91_PAD_ENET2_TD1__ENET2_RGMII_TD1 0x57e + MX91_PAD_ENET2_TD2__ENET2_RGMII_TD2 0x57e + MX91_PAD_ENET2_TD3__ENET2_RGMII_TD3 0x57e + MX91_PAD_ENET2_TXC__ENET2_RGMII_TXC 0x5fe + MX91_PAD_ENET2_TX_CTL__ENET2_RGMII_TX_CTL 0x57e + >; + }; + + pinctrl_fec_sleep: fecsleepgrp { + fsl,pins =3D < + MX91_PAD_ENET2_RD0__GPIO4_IO24 0x51e + MX91_PAD_ENET2_RD1__GPIO4_IO25 0x51e + MX91_PAD_ENET2_RD2__GPIO4_IO26 0x51e + MX91_PAD_ENET2_RD3__GPIO4_IO27 0x31e + MX91_PAD_ENET2_RXC__GPIO4_IO23 0x51e + MX91_PAD_ENET2_RX_CTL__GPIO4_IO22 0x51e + MX91_PAD_ENET2_TD0__GPIO4_IO19 0x51e + MX91_PAD_ENET2_TD1__GPIO4_IO18 0x51e + MX91_PAD_ENET2_TD2__GPIO4_IO17 0x51e + MX91_PAD_ENET2_TD3__GPIO4_IO16 0x51e + MX91_PAD_ENET2_TXC__GPIO4_IO21 0x51e + MX91_PAD_ENET2_TX_CTL__GPIO4_IO20 0x51e + >; + }; + + pinctrl_flexcan1: flexcan1grp { + fsl,pins =3D < + MX91_PAD_PDM_CLK__CAN1_TX 0x139e + MX91_PAD_PDM_BIT_STREAM0__CAN1_RX 0x139e + >; + }; + + pinctrl_lpi2c1: lpi2c1grp { + fsl,pins =3D < + MX91_PAD_I2C1_SCL__LPI2C1_SCL 0x40000b9e + MX91_PAD_I2C1_SDA__LPI2C1_SDA 0x40000b9e + >; + }; + + pinctrl_lpi2c1_gpio: lpi2c1-gpiogrp { + fsl,pins =3D < + MX91_PAD_I2C1_SCL__GPIO1_IO0 0x31e + MX91_PAD_I2C1_SDA__GPIO1_IO1 0x31e + >; + }; + + pinctrl_reg_usdhc2_vmmc: regusdhc2vmmcgrp { + fsl,pins =3D < + MX91_PAD_CCM_CLKO3__GPIO4_IO28 0x31e + >; + }; + + pinctrl_uart1: uart1grp { + fsl,pins =3D < + MX91_PAD_UART1_RXD__LPUART1_RX 0x31e + MX91_PAD_UART1_TXD__LPUART1_TX 0x31e + >; + }; + + pinctrl_uart6: uart6grp { + fsl,pins =3D < + MX91_PAD_GPIO_IO05__LPUART6_RX 0x31e + MX91_PAD_GPIO_IO04__LPUART6_TX 0x31e + >; + }; + + pinctrl_usdhc2: usdhc2grp { + fsl,pins =3D < + MX91_PAD_SD2_CLK__USDHC2_CLK 0x1582 + MX91_PAD_SD2_CMD__USDHC2_CMD 0x1382 + MX91_PAD_SD2_DATA0__USDHC2_DATA0 0x1382 + MX91_PAD_SD2_DATA1__USDHC2_DATA1 0x1382 + MX91_PAD_SD2_DATA2__USDHC2_DATA2 0x1382 + MX91_PAD_SD2_DATA3__USDHC2_DATA3 0x1382 + MX91_PAD_SD2_VSELECT__USDHC2_VSELECT 0x51e + >; + }; + + pinctrl_usdhc2_100mhz: usdhc2-100mhzgrp { + fsl,pins =3D < + MX91_PAD_SD2_CLK__USDHC2_CLK 0x158e + MX91_PAD_SD2_CMD__USDHC2_CMD 0x138e + MX91_PAD_SD2_DATA0__USDHC2_DATA0 0x138e + MX91_PAD_SD2_DATA1__USDHC2_DATA1 0x138e + MX91_PAD_SD2_DATA2__USDHC2_DATA2 0x138e + MX91_PAD_SD2_DATA3__USDHC2_DATA3 0x138e + MX91_PAD_SD2_VSELECT__USDHC2_VSELECT 0x51e + >; + }; + + pinctrl_usdhc2_200mhz: usdhc2-200mhzgrp { + fsl,pins =3D < + MX91_PAD_SD2_CLK__USDHC2_CLK 0x15fe + MX91_PAD_SD2_CMD__USDHC2_CMD 0x13fe + MX91_PAD_SD2_DATA0__USDHC2_DATA0 0x13fe + MX91_PAD_SD2_DATA1__USDHC2_DATA1 0x13fe + MX91_PAD_SD2_DATA2__USDHC2_DATA2 0x13fe + MX91_PAD_SD2_DATA3__USDHC2_DATA3 0x13fe + MX91_PAD_SD2_VSELECT__USDHC2_VSELECT 0x51e + >; + }; + + pinctrl_usdhc2_sleep: usdhc2sleepgrp { + fsl,pins =3D < + MX91_PAD_SD2_CLK__GPIO3_IO1 0x51e + MX91_PAD_SD2_CMD__GPIO3_IO2 0x51e + MX91_PAD_SD2_DATA0__GPIO3_IO3 0x51e + MX91_PAD_SD2_DATA1__GPIO3_IO4 0x51e + MX91_PAD_SD2_DATA2__GPIO3_IO5 0x51e + MX91_PAD_SD2_DATA3__GPIO3_IO6 0x51e + MX91_PAD_SD2_VSELECT__GPIO3_IO19 0x51e + >; + }; + + pinctrl_usdhc2_gpio: usdhc2gpiogrp { + fsl,pins =3D < + MX91_PAD_SD2_CD_B__GPIO3_IO0 0x31e + >; + }; + + pinctrl_usdhc2_gpio_sleep: usdhc2gpiosleepgrp { + fsl,pins =3D < + MX91_PAD_SD2_CD_B__GPIO3_IO0 0x51e + >; + }; +}; --=20 2.47.3