From: Stefano Radaelli Date: Wed, 8 Apr 2026 17:39:46 +0000 (+0200) Subject: arm64: dts: imx91-var-som: Add support for Variscite Symphony board X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b3292129dcef91ce4a4df878a9286a39fed0c811;p=thirdparty%2Flinux.git arm64: dts: imx91-var-som: Add support for Variscite Symphony board Add device tree support for the Variscite Symphony carrier board with the VAR-SOM-MX91 system on module. The Symphony board includes - uSD Card support - USB ports and OTG - Additional Gigabit Ethernet interface - Uart, ADC and I2C interfaces - GPIO Expanders - RTC module - TPM module - CAN peripheral Link: https://variscite.com/carrier-boards/symphony-board/ Signed-off-by: Stefano Radaelli Signed-off-by: Frank Li --- diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile index 12ae83304aa8..6c4a0a6a7eba 100644 --- a/arch/arm64/boot/dts/freescale/Makefile +++ b/arch/arm64/boot/dts/freescale/Makefile @@ -451,6 +451,7 @@ imx91-tqma9131-mba91xxca-rgb-cdtech-dc44-dtbs := imx91-tqma9131-mba91xxca.dtb im dtb-$(CONFIG_ARCH_MXC) += imx91-tqma9131-mba91xxca-lvds-tm070jvhg33.dtb dtb-$(CONFIG_ARCH_MXC) += imx91-tqma9131-mba91xxca-rgb-cdtech-dc44.dtb dtb-$(CONFIG_ARCH_MXC) += imx91-var-dart-sonata.dtb +dtb-$(CONFIG_ARCH_MXC) += imx91-var-som-symphony.dtb dtb-$(CONFIG_ARCH_MXC) += imx93-9x9-qsb.dtb diff --git a/arch/arm64/boot/dts/freescale/imx91-var-som-symphony.dts b/arch/arm64/boot/dts/freescale/imx91-var-som-symphony.dts new file mode 100644 index 000000000000..ac9fed58357e --- /dev/null +++ b/arch/arm64/boot/dts/freescale/imx91-var-som-symphony.dts @@ -0,0 +1,527 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * Variscite Symphony carrier board for VAR-SOM-MX91 + * + * Link: https://variscite.com/carrier-boards/symphony-board/ + * + * Copyright (C) 2026 Variscite Ltd. - https://www.variscite.com/ + * + */ + +/dts-v1/; + +#include +#include "imx91-var-som.dtsi" + +/{ + model = "Variscite VAR-SOM-MX91 on Symphony evaluation board"; + compatible = "variscite,var-som-mx91-symphony", + "variscite,var-som-mx91", "fsl,imx91"; + + aliases { + ethernet0 = &eqos; + ethernet1 = &fec; + gpio0 = &gpio1; + gpio1 = &gpio2; + gpio2 = &gpio3; + gpio3 = &gpio4; + gpio4 = &pca9534; + gpio5 = &pca6408; + i2c0 = &lpi2c1; + i2c1 = &lpi2c2; + i2c2 = &lpi2c3; + mmc0 = &usdhc1; + mmc1 = &usdhc2; + serial0 = &lpuart1; + serial1 = &lpuart2; + serial2 = &lpuart3; + serial3 = &lpuart4; + serial4 = &lpuart5; + }; + + chosen { + stdout-path = &lpuart1; + }; + + gpio-keys { + compatible = "gpio-keys"; + + key-back { + label = "Back"; + gpios = <&pca9534 1 GPIO_ACTIVE_LOW>; + linux,code = ; + }; + + key-home { + label = "Home"; + gpios = <&pca9534 2 GPIO_ACTIVE_LOW>; + linux,code = ; + }; + + key-menu { + label = "Menu"; + gpios = <&pca9534 3 GPIO_ACTIVE_LOW>; + linux,code = ; + }; + }; + + gpio-leds { + compatible = "gpio-leds"; + + led-hearthbeat { + function = LED_FUNCTION_STATUS; + color = ; + gpios = <&pca9534 0 GPIO_ACTIVE_HIGH>; + linux,default-trigger = "heartbeat"; + }; + }; + + reg_vref_1v8: regulator-adc-vref { + compatible = "regulator-fixed"; + regulator-name = "vref_1v8"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + }; + + /* + * Needed only for Symphony <= v1.5 + */ + reg_fec_phy: regulator-fec-phy { + compatible = "regulator-fixed"; + regulator-name = "fec-phy"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-enable-ramp-delay = <20000>; + gpio = <&pca9534 7 GPIO_ACTIVE_HIGH>; + enable-active-high; + regulator-always-on; + }; + + reg_rgb_sel: regulator-rgb-enable { + compatible = "regulator-fixed"; + regulator-name = "RGBSEL"; + gpio = <&pca9534 7 GPIO_ACTIVE_HIGH>; + enable-active-high; + }; + + reg_usdhc2_vmmc: regulator-usdhc2 { + compatible = "regulator-fixed"; + regulator-name = "VSD_3V3"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + gpio = <&pca6408 6 GPIO_ACTIVE_HIGH>; + off-on-delay-us = <20000>; + enable-active-high; + }; + + reserved-memory { + ranges; + #address-cells = <2>; + #size-cells = <2>; + + ele_reserved: ele-reserved@87de0000 { + compatible = "shared-dma-pool"; + reg = <0 0x87de0000 0 0x100000>; + no-map; + }; + + linux,cma { + compatible = "shared-dma-pool"; + alloc-ranges = <0 0x80000000 0 0x40000000>; + reusable; + size = <0 0x10000000>; + linux,cma-default; + }; + }; +}; + +&adc1 { + vref-supply = <®_vref_1v8>; + status = "okay"; +}; + +/* Use external instead of internal RTC*/ +&bbnsm_rtc { + status = "disabled"; +}; + +&eqos { + mdio { + ethphy1: ethernet-phy@5 { + compatible = "ethernet-phy-ieee802.3-c22"; + reg = <5>; + eee-broken-1000t; + reset-gpios = <&pca9534 5 GPIO_ACTIVE_LOW>; + reset-assert-us = <10000>; + reset-deassert-us = <20000>; + vddio-supply = <&vddio1>; + + leds { + #address-cells = <1>; + #size-cells = <0>; + + led@0 { + reg = <0>; + color = ; + function = LED_FUNCTION_LAN; + linux,default-trigger = "netdev"; + }; + + led@1 { + reg = <1>; + color = ; + function = LED_FUNCTION_LAN; + linux,default-trigger = "netdev"; + }; + }; + + vddio1: vddio-regulator { + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + }; + }; + }; +}; + +ðphy0 { + leds { + #address-cells = <1>; + #size-cells = <0>; + + led@0 { + reg = <0>; + color = ; + function = LED_FUNCTION_LAN; + linux,default-trigger = "netdev"; + }; + + led@1 { + reg = <1>; + color = ; + function = LED_FUNCTION_LAN; + linux,default-trigger = "netdev"; + }; + }; +}; + +&fec { + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&pinctrl_fec>; + pinctrl-1 = <&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 = "rgmii"; + phy-handle = <ðphy1>; + phy-supply = <®_fec_phy>; + status = "okay"; +}; + +&flexcan1 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_flexcan1>; + status = "okay"; +}; + +&lpi2c1 { + clock-frequency = <400000>; + pinctrl-names = "default", "sleep", "gpio"; + pinctrl-0 = <&pinctrl_lpi2c1>; + pinctrl-1 = <&pinctrl_lpi2c1_gpio>; + pinctrl-2 = <&pinctrl_lpi2c1_gpio>; + scl-gpios = <&gpio1 0 GPIO_ACTIVE_HIGH>; + sda-gpios = <&gpio1 1 GPIO_ACTIVE_HIGH>; + status = "okay"; + + pca9534: gpio@20 { + compatible = "nxp,pca9534"; + reg = <0x20>; + gpio-controller; + #gpio-cells = <2>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_pca9534>; + interrupt-parent = <&gpio3>; + interrupts = <26 IRQ_TYPE_EDGE_FALLING>; + wakeup-source; + }; + + pca6408: gpio@21 { + compatible = "nxp,pcal6408"; + reg = <0x21>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_pca6408>; + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <2>; + interrupt-parent = <&gpio2>; + interrupts = <4 IRQ_TYPE_EDGE_FALLING>; + vcc-supply = <®_rgb_sel>; + wakeup-source; + + tpm-enable-hog { + gpio-hog; + gpios = <4 GPIO_ACTIVE_HIGH>; + output-high; + line-name = "tpm_en"; + }; + }; + + /* USB Type-C Controller */ + ptn5150: typec@3d { + compatible = "nxp,ptn5150"; + reg = <0x3d>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_ptn5150>; + interrupt-parent = <&gpio1>; + interrupts = <10 IRQ_TYPE_NONE>; + + port { + typec1_dr_sw: endpoint { + remote-endpoint = <&usb1_drd_sw>; + }; + }; + }; + + st33ktpm2xi2c: tpm@2e { + compatible = "st,st33ktpm2xi2c", "tcg,tpm-tis-i2c"; + reg = <0x2e>; + }; + + /* Capacitive touch controller */ + ft5x06_ts: touchscreen@38 { + compatible = "edt,edt-ft5206"; + reg = <0x38>; + interrupt-parent = <&pca6408>; + interrupts = <3 IRQ_TYPE_EDGE_FALLING>; + touchscreen-size-x = <800>; + touchscreen-size-y = <480>; + touchscreen-inverted-x; + touchscreen-inverted-y; + wakeup-source; + }; + + /* DS1337 RTC module */ + rtc@68 { + compatible = "dallas,ds1337"; + reg = <0x68>; + }; +}; + +/* pins conflict */ +&lpspi8 { + status = "disabled"; +}; + +/* Console */ +&lpuart1 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_uart1>; + status = "okay"; +}; + +&tpm4 { + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&pinctrl_tpm4>; + pinctrl-1 = <&pinctrl_tpm4_sleep>; + status = "okay"; +}; + +&usbotg1 { + dr_mode = "otg"; + hnp-disable; + srp-disable; + adp-disable; + usb-role-switch; + samsung,picophy-pre-emp-curr-control = <3>; + samsung,picophy-dc-vol-level-adjust = <7>; + status = "okay"; + + port { + usb1_drd_sw: endpoint { + remote-endpoint = <&typec1_dr_sw>; + }; + }; +}; + +&usbotg2 { + dr_mode = "host"; + disable-over-current; + status = "okay"; +}; + +/* SD */ +&usdhc2 { + pinctrl-names = "default", "state_100mhz", "state_200mhz", "sleep"; + pinctrl-0 = <&pinctrl_usdhc2>, <&pinctrl_usdhc2_gpio>; + pinctrl-1 = <&pinctrl_usdhc2_100mhz>, <&pinctrl_usdhc2_gpio>; + pinctrl-2 = <&pinctrl_usdhc2_200mhz>, <&pinctrl_usdhc2_gpio>; + pinctrl-3 = <&pinctrl_usdhc2_sleep>, <&pinctrl_usdhc2_gpio_sleep>; + bus-width = <4>; + cd-gpios = <&gpio3 00 GPIO_ACTIVE_LOW>; + no-mmc; + no-sdio; + vmmc-supply = <®_usdhc2_vmmc>; + status = "okay"; +}; + +/* Watchdog */ +&wdog3 { + status = "okay"; +}; + +&iomuxc { + pinctrl_fec: fecgrp { + fsl,pins = < + 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 0x57e + 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 = < + 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 0x51e + 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 = < + MX91_PAD_PDM_CLK__CAN1_TX 0x139e + MX91_PAD_PDM_BIT_STREAM0__CAN1_RX 0x139e + >; + }; + + pinctrl_lpi2c1: lpi2c1grp { + fsl,pins = < + MX91_PAD_I2C1_SCL__LPI2C1_SCL 0x40000b9e + MX91_PAD_I2C1_SDA__LPI2C1_SDA 0x40000b9e + >; + }; + + pinctrl_lpi2c1_gpio: lpi2c1gpiogrp { + fsl,pins = < + MX91_PAD_I2C1_SCL__GPIO1_IO0 0x31e + MX91_PAD_I2C1_SDA__GPIO1_IO1 0x31e + >; + }; + + pinctrl_pca6408: pca6408grp { + fsl,pins = < + MX91_PAD_GPIO_IO04__GPIO2_IO4 0x31e + >; + }; + + pinctrl_pca9534: pca9534grp { + fsl,pins = < + MX91_PAD_CCM_CLKO1__GPIO3_IO26 0x31e + >; + }; + + pinctrl_ptn5150: ptn5150grp { + fsl,pins = < + MX91_PAD_PDM_BIT_STREAM1__GPIO1_IO10 0x31e + >; + }; + + pinctrl_uart1: uart1grp { + fsl,pins = < + MX91_PAD_UART1_RXD__LPUART1_RX 0x31e + MX91_PAD_UART1_TXD__LPUART1_TX 0x31e + >; + }; + + pinctrl_tpm4: tpm4grp { + fsl,pins = < + MX91_PAD_GPIO_IO05__TPM4_CH0 0x51e + >; + }; + + pinctrl_tpm4_sleep: tpm4sleepgrp { + fsl,pins = < + MX91_PAD_GPIO_IO05__GPIO2_IO5 0x51e + >; + }; + + pinctrl_usdhc2: usdhc2grp { + fsl,pins = < + 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 = < + 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 = < + 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: usdhc2sleep-grp { + fsl,pins = < + 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 = < + MX91_PAD_SD2_CD_B__GPIO3_IO0 0x31e + >; + }; + + pinctrl_usdhc2_gpio_sleep: usdhc2gpiosleep-grp { + fsl,pins = < + MX91_PAD_SD2_CD_B__GPIO3_IO0 0x51e + >; + }; +};