]> git.ipfire.org Git - thirdparty/kernel/stable.git/commitdiff
arm64: dts: imx91-var-dart: Add support for Variscite Sonata board
authorStefano Radaelli <stefano.r@variscite.com>
Fri, 13 Mar 2026 16:20:03 +0000 (17:20 +0100)
committerFrank Li <Frank.Li@nxp.com>
Fri, 27 Mar 2026 13:52:52 +0000 (09:52 -0400)
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 <stefano.r@variscite.com>
Signed-off-by: Frank Li <Frank.Li@nxp.com>
arch/arm64/boot/dts/freescale/Makefile
arch/arm64/boot/dts/freescale/imx91-var-dart-sonata.dts [new file with mode: 0644]

index 47ad6e7ac8109e3eda2721efaab9464a2f9ec077..88b16bb5b05cc6aed608472a95d008937e5921c4 100644 (file)
@@ -441,6 +441,7 @@ imx91-tqma9131-mba91xxca-lvds-tm070jvhg33-dtbs := imx91-tqma9131-mba91xxca.dtb i
 imx91-tqma9131-mba91xxca-rgb-cdtech-dc44-dtbs := imx91-tqma9131-mba91xxca.dtb imx93-tqma9352-mba91xxca-rgb-cdtech-dc44.dtbo
 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) += imx93-9x9-qsb.dtb
 
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 (file)
index 0000000..afa39da
--- /dev/null
@@ -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 = "Variscite DART-MX91 on Sonata-Board";
+       compatible = "variscite,var-dart-mx91-sonata",
+                    "variscite,var-dart-mx91",
+                    "fsl,imx91";
+
+       aliases {
+               ethernet0 = &eqos;
+               ethernet1 = &fec;
+               gpio0 = &gpio1;
+               gpio1 = &gpio2;
+               gpio2 = &gpio3;
+               i2c0 = &lpi2c1;
+               i2c1 = &lpi2c2;
+               i2c2 = &lpi2c3;
+               mmc0 = &usdhc1;
+               mmc1 = &usdhc2;
+               serial0 = &lpuart1;
+               serial1 = &lpuart2;
+               serial2 = &lpuart3;
+               serial3 = &lpuart4;
+               serial4 = &lpuart5;
+               serial5 = &lpuart6;
+       };
+
+       chosen {
+               stdout-path = &lpuart1;
+       };
+
+       gpio-keys {
+               compatible = "gpio-keys";
+
+               button-home {
+                       label = "Home";
+                       linux,code = <KEY_HOME>;
+                       gpios = <&pca6408_1 4 GPIO_ACTIVE_LOW>;
+                       wakeup-source;
+               };
+
+               button-up {
+                       label = "Up";
+                       linux,code = <KEY_UP>;
+                       gpios = <&pca6408_1 5 GPIO_ACTIVE_LOW>;
+                       wakeup-source;
+               };
+
+               button-down {
+                       label = "Down";
+                       linux,code = <KEY_DOWN>;
+                       gpios = <&pca6408_1 6 GPIO_ACTIVE_LOW>;
+                       wakeup-source;
+               };
+
+               button-back {
+                       label = "Back";
+                       linux,code = <KEY_BACK>;
+                       gpios = <&pca6408_1 7 GPIO_ACTIVE_LOW>;
+                       wakeup-source;
+               };
+       };
+
+       gpio-leds {
+               compatible = "gpio-leds";
+
+               led-emmc {
+                       label = "eMMC";
+                       gpios = <&pca6408_2 7 GPIO_ACTIVE_HIGH>;
+                       linux,default-trigger = "mmc0";
+               };
+       };
+
+       reg_vref_1v8: regulator-adc-vref {
+               compatible = "regulator-fixed";
+               regulator-name = "vref_1v8";
+               regulator-min-microvolt = <1800000>;
+               regulator-max-microvolt = <1800000>;
+       };
+
+       reg_usdhc2_vmmc: regulator-vmmc-usdhc2 {
+               compatible = "regulator-fixed";
+               pinctrl-names = "default";
+               pinctrl-0 = <&pinctrl_reg_usdhc2_vmmc>;
+               regulator-name = "VDD_SD2_3V3";
+               regulator-min-microvolt = <3300000>;
+               regulator-max-microvolt = <3300000>;
+               gpio = <&gpio4 28 GPIO_ACTIVE_HIGH>;
+               enable-active-high;
+               off-on-delay-us = <20000>;
+       };
+
+       reserved-memory {
+               ranges;
+               #address-cells = <2>;
+               #size-cells = <2>;
+
+               linux,cma {
+                       compatible = "shared-dma-pool";
+                       alloc-ranges = <0 0x80000000 0 0x40000000>;
+                       reusable;
+                       size = <0 0x10000000>;
+                       linux,cma-default;
+               };
+       };
+};
+
+&adc1 {
+       vref-supply = <&reg_vref_1v8>;
+       status = "okay";
+};
+
+/* Use external instead of internal RTC */
+&bbnsm_rtc {
+       status = "disabled";
+};
+
+&eqos {
+       mdio {
+               ethphy1: ethernet-phy@1 {
+                       compatible = "ethernet-phy-ieee802.3-c22";
+                       reg = <1>;
+                       reset-gpios = <&pca6408_2 0 GPIO_ACTIVE_LOW>;
+                       reset-assert-us = <15000>;
+                       reset-deassert-us = <100000>;
+
+                       leds {
+                               #address-cells = <1>;
+                               #size-cells = <0>;
+
+                               led@0 {
+                                       reg = <0>;
+                                       color = <LED_COLOR_ID_YELLOW>;
+                                       function = LED_FUNCTION_LAN;
+                                       linux,default-trigger = "netdev";
+                               };
+
+                               led@1 {
+                                       reg = <1>;
+                                       color = <LED_COLOR_ID_GREEN>;
+                                       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 = <&ethphy1>;
+       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 | GPIO_OPEN_DRAIN)>;
+       sda-gpios = <&gpio1 1 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
+       status = "okay";
+
+       pca6408_1: gpio@20 {
+               compatible = "nxp,pcal6408";
+               reg = <0x20>;
+               gpio-controller;
+               #gpio-cells = <2>;
+               interrupt-parent = <&gpio1>;
+               interrupts = <10 IRQ_TYPE_LEVEL_LOW>;
+       };
+
+       pca6408_2: gpio@21 {
+               compatible = "nxp,pcal6408";
+               reg = <0x21>;
+               gpio-controller;
+               #gpio-cells = <2>;
+               interrupt-parent = <&gpio1>;
+               interrupts = <10 IRQ_TYPE_LEVEL_LOW>;
+       };
+
+       pca9534: gpio@22 {
+               compatible = "nxp,pca9534";
+               reg = <0x22>;
+               gpio-controller;
+               #gpio-cells = <2>;
+               interrupt-parent = <&gpio1>;
+               interrupts = <10 IRQ_TYPE_LEVEL_LOW>;
+       };
+
+       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>;
+               pinctrl-names = "default";
+               pinctrl-0 = <&pinctrl_captouch>;
+               reset-gpios = <&pca6408_2 4 GPIO_ACTIVE_LOW>;
+               interrupt-parent = <&gpio3>;
+               interrupts = <27 IRQ_TYPE_EDGE_FALLING>;
+               touchscreen-size-x = <800>;
+               touchscreen-size-y = <480>;
+               touchscreen-inverted-x;
+               touchscreen-inverted-y;
+               wakeup-source;
+       };
+
+       /* USB Type-C Controller */
+       typec@3d {
+               compatible = "nxp,ptn5150";
+               reg = <0x3d>;
+               pinctrl-names = "default";
+               pinctrl-0 = <&pinctrl_extcon>;
+               interrupt-parent = <&gpio4>;
+               interrupts = <29 IRQ_TYPE_LEVEL_HIGH>;
+
+               port {
+                       typec1_dr_sw: endpoint {
+                               remote-endpoint = <&usb1_drd_sw>;
+                       };
+               };
+       };
+
+       rtc@68 {
+               compatible = "dallas,ds1337";
+               reg = <0x68>;
+       };
+};
+
+/* Console (J10) */
+&lpuart1 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_uart1>;
+       status = "okay";
+};
+
+/* Header (J12.4, J12.6) */
+&lpuart6 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_uart6>;
+       status = "okay";
+};
+
+&usbotg1 {
+       dr_mode = "otg";
+       hnp-disable;
+       srp-disable;
+       adp-disable;
+       usb-role-switch;
+       disable-over-current;
+       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 {
+       disable-over-current;
+       dr_mode = "host";
+       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>;
+       cd-gpios = <&gpio3 0 GPIO_ACTIVE_LOW>;
+       vmmc-supply = <&reg_usdhc2_vmmc>;
+       bus-width = <4>;
+       no-sdio;
+       no-mmc;
+       status = "okay";
+};
+
+&iomuxc {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_hog>;
+
+       pinctrl_hog: hoggrp {
+               fsl,pins = <
+                       /* GPIO Expanders shared IRQ */
+                       MX91_PAD_PDM_BIT_STREAM1__GPIO1_IO10            0x31e
+               >;
+       };
+
+       pinctrl_captouch: captouchgrp {
+               fsl,pins = <
+                       MX91_PAD_CCM_CLKO2__GPIO3_IO27                  0x31e
+               >;
+       };
+
+       pinctrl_extcon: extcongrp {
+               fsl,pins = <
+                       MX91_PAD_CCM_CLKO4__GPIO4_IO29                  0x31e
+               >;
+       };
+
+       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             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 = <
+                       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 = <
+                       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: lpi2c1-gpiogrp {
+               fsl,pins = <
+                       MX91_PAD_I2C1_SCL__GPIO1_IO0                    0x31e
+                       MX91_PAD_I2C1_SDA__GPIO1_IO1                    0x31e
+               >;
+       };
+
+       pinctrl_reg_usdhc2_vmmc: regusdhc2vmmcgrp {
+               fsl,pins = <
+                       MX91_PAD_CCM_CLKO3__GPIO4_IO28                  0x31e
+               >;
+       };
+
+       pinctrl_uart1: uart1grp {
+               fsl,pins = <
+                       MX91_PAD_UART1_RXD__LPUART1_RX                  0x31e
+                       MX91_PAD_UART1_TXD__LPUART1_TX                  0x31e
+               >;
+       };
+
+       pinctrl_uart6: uart6grp {
+               fsl,pins = <
+                       MX91_PAD_GPIO_IO05__LPUART6_RX                  0x31e
+                       MX91_PAD_GPIO_IO04__LPUART6_TX                  0x31e
+               >;
+       };
+
+       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: usdhc2sleepgrp {
+               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: usdhc2gpiosleepgrp {
+               fsl,pins = <
+                       MX91_PAD_SD2_CD_B__GPIO3_IO0                    0x51e
+               >;
+       };
+};