@@ -63,6 +63,7 @@ dtb-$(CONFIG_ARCH_MXC) += imx8mm-venice-gw72xx-0x.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mm-venice-gw73xx-0x.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mm-venice-gw7901.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mm-venice-gw7902.dtb
+dtb-$(CONFIG_ARCH_MXC) += imx8mm-venice-gw7903.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mn-beacon-kit.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mn-bsh-smm-s2.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mn-bsh-smm-s2pro.dtb
new file mode 100644
@@ -0,0 +1,836 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright 2022 Gateworks Corporation
+ */
+
+/dts-v1/;
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/linux-event-codes.h>
+#include <dt-bindings/leds/common.h>
+#include <dt-bindings/phy/phy-imx8-pcie.h>
+
+#include "imx8mm.dtsi"
+
+/ {
+ model = "Gateworks Venice GW7903 i.MX8MM board";
+ compatible = "gw,imx8mm-gw7903", "fsl,imx8mm";
+
+ aliases {
+ ethernet0 = &fec1;
+ usb0 = &usbotg1;
+ };
+
+ chosen {
+ stdout-path = &uart2;
+ };
+
+ memory@40000000 {
+ device_type = "memory";
+ reg = <0x0 0x40000000 0 0x80000000>;
+ };
+
+ gpio-keys {
+ compatible = "gpio-keys";
+
+ user-pb {
+ label = "user_pb";
+ gpios = <&gpio 2 GPIO_ACTIVE_LOW>;
+ linux,code = <BTN_0>;
+ };
+
+ user-pb1x {
+ label = "user_pb1x";
+ linux,code = <BTN_1>;
+ interrupt-parent = <&gsc>;
+ interrupts = <0>;
+ };
+
+ key-erased {
+ label = "key_erased";
+ linux,code = <BTN_2>;
+ interrupt-parent = <&gsc>;
+ interrupts = <1>;
+ };
+
+ eeprom-wp {
+ label = "eeprom_wp";
+ linux,code = <BTN_3>;
+ interrupt-parent = <&gsc>;
+ interrupts = <2>;
+ };
+
+ switch-hold {
+ label = "switch_hold";
+ linux,code = <BTN_5>;
+ interrupt-parent = <&gsc>;
+ interrupts = <7>;
+ };
+ };
+
+ led-controller {
+ compatible = "gpio-leds";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_gpio_leds>;
+
+ led-0 {
+ function = LED_FUNCTION_STATUS;
+ color = <LED_COLOR_ID_RED>;
+ label = "led01_red";
+ gpios = <&gpio5 5 GPIO_ACTIVE_HIGH>;
+ default-state = "off";
+ };
+
+ led-1 {
+ function = LED_FUNCTION_STATUS;
+ color = <LED_COLOR_ID_GREEN>;
+ label = "led01_grn";
+ gpios = <&gpio4 30 GPIO_ACTIVE_HIGH>;
+ default-state = "off";
+ };
+
+ led-2 {
+ function = LED_FUNCTION_STATUS;
+ color = <LED_COLOR_ID_RED>;
+ label = "led02_red";
+ gpios = <&gpio5 2 GPIO_ACTIVE_HIGH>;
+ default-state = "off";
+ };
+
+ led-3 {
+ function = LED_FUNCTION_STATUS;
+ color = <LED_COLOR_ID_GREEN>;
+ label = "led02_grn";
+ gpios = <&gpio1 14 GPIO_ACTIVE_HIGH>;
+ default-state = "off";
+ };
+
+ led-4 {
+ function = LED_FUNCTION_STATUS;
+ color = <LED_COLOR_ID_RED>;
+ label = "led03_red";
+ gpios = <&gpio1 9 GPIO_ACTIVE_HIGH>;
+ default-state = "off";
+ };
+
+ led-5 {
+ function = LED_FUNCTION_STATUS;
+ color = <LED_COLOR_ID_GREEN>;
+ label = "led03_grn";
+ gpios = <&gpio5 3 GPIO_ACTIVE_HIGH>;
+ default-state = "off";
+ };
+
+ led-6 {
+ function = LED_FUNCTION_STATUS;
+ color = <LED_COLOR_ID_RED>;
+ label = "led04_red";
+ gpios = <&gpio4 29 GPIO_ACTIVE_HIGH>;
+ default-state = "off";
+ };
+
+ led-7 {
+ function = LED_FUNCTION_STATUS;
+ color = <LED_COLOR_ID_GREEN>;
+ label = "led04_grn";
+ gpios = <&gpio4 28 GPIO_ACTIVE_HIGH>;
+ default-state = "off";
+ };
+
+ led-8 {
+ function = LED_FUNCTION_STATUS;
+ color = <LED_COLOR_ID_RED>;
+ label = "led05_red";
+ gpios = <&gpio1 13 GPIO_ACTIVE_HIGH>;
+ default-state = "off";
+ };
+
+ led-9 {
+ function = LED_FUNCTION_STATUS;
+ color = <LED_COLOR_ID_GREEN>;
+ label = "led05_grn";
+ gpios = <&gpio4 31 GPIO_ACTIVE_HIGH>;
+ default-state = "off";
+ };
+
+ led-a {
+ function = LED_FUNCTION_STATUS;
+ color = <LED_COLOR_ID_RED>;
+ label = "led06_red";
+ gpios = <&gpio5 4 GPIO_ACTIVE_HIGH>;
+ default-state = "off";
+ };
+
+ led-b {
+ function = LED_FUNCTION_STATUS;
+ color = <LED_COLOR_ID_GREEN>;
+ label = "led06_grn";
+ gpios = <&gpio1 8 GPIO_ACTIVE_HIGH>;
+ default-state = "off";
+ };
+ };
+
+ pcie0_refclk: pcie0-refclk {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <100000000>;
+ };
+
+ reg_3p3v: regulator-3p3v {
+ compatible = "regulator-fixed";
+ regulator-name = "3P3V";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-always-on;
+ };
+};
+
+&A53_0 {
+ cpu-supply = <&buck2>;
+};
+
+&A53_1 {
+ cpu-supply = <&buck2>;
+};
+
+&A53_2 {
+ cpu-supply = <&buck2>;
+};
+
+&A53_3 {
+ cpu-supply = <&buck2>;
+};
+
+&ddrc {
+ operating-points-v2 = <&ddrc_opp_table>;
+
+ ddrc_opp_table: opp-table {
+ compatible = "operating-points-v2";
+
+ opp-25M {
+ opp-hz = /bits/ 64 <25000000>;
+ };
+
+ opp-100M {
+ opp-hz = /bits/ 64 <100000000>;
+ };
+
+ opp-750M {
+ opp-hz = /bits/ 64 <750000000>;
+ };
+ };
+};
+
+&fec1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_fec1>;
+ phy-mode = "rgmii-id";
+ phy-handle = <ðphy0>;
+ local-mac-address = [00 00 00 00 00 00];
+ status = "okay";
+
+ mdio {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ ethphy0: ethernet-phy@0 {
+ compatible = "ethernet-phy-ieee802.3-c22";
+ reg = <0>;
+ rx-internal-delay-ps = <2000>;
+ tx-internal-delay-ps = <2500>;
+ };
+ };
+};
+
+&gpio1 {
+ gpio-line-names = "", "", "", "", "", "", "", "",
+ "", "", "rs422_en#", "rs485_en#", "rs232_en#", "", "", "",
+ "", "", "", "", "", "", "", "",
+ "", "", "", "", "", "", "", "";
+};
+
+&gpio2 {
+ gpio-line-names = "dig2_in", "dig2_out#", "", "", "", "", "", "",
+ "dig1_out#", "dig1_in", "", "", "", "", "", "",
+ "", "", "", "", "", "", "", "",
+ "", "", "", "", "", "", "", "";
+};
+
+&gpio5 {
+ gpio-line-names = "", "", "", "", "", "", "", "sim1_det#",
+ "sim2_det#", "sim2_sel", "", "", "pci_wdis#", "", "", "",
+ "", "", "", "", "", "", "", "",
+ "", "", "", "", "", "", "", "";
+};
+
+&i2c1 {
+ clock-frequency = <100000>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_i2c1>;
+ status = "okay";
+
+ gsc: gsc@20 {
+ compatible = "gw,gsc";
+ reg = <0x20>;
+ pinctrl-0 = <&pinctrl_gsc>;
+ interrupt-parent = <&gpio4>;
+ interrupts = <26 IRQ_TYPE_EDGE_FALLING>;
+ interrupt-controller;
+ #interrupt-cells = <1>;
+
+ adc {
+ compatible = "gw,gsc-adc";
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ channel@6 {
+ gw,mode = <0>;
+ reg = <0x06>;
+ label = "temp";
+ };
+
+ channel@8 {
+ gw,mode = <1>;
+ reg = <0x08>;
+ label = "vdd_bat";
+ };
+
+ channel@82 {
+ gw,mode = <2>;
+ reg = <0x82>;
+ label = "vin";
+ gw,voltage-divider-ohms = <22100 1000>;
+ gw,voltage-offset-microvolt = <700000>;
+ };
+
+ channel@84 {
+ gw,mode = <2>;
+ reg = <0x84>;
+ label = "vdd_5p0";
+ gw,voltage-divider-ohms = <10000 10000>;
+ };
+
+ channel@86 {
+ gw,mode = <2>;
+ reg = <0x86>;
+ label = "vdd_3p3";
+ gw,voltage-divider-ohms = <10000 10000>;
+ };
+
+ channel@88 {
+ gw,mode = <2>;
+ reg = <0x88>;
+ label = "vdd_0p9";
+ };
+
+ channel@8c {
+ gw,mode = <2>;
+ reg = <0x8c>;
+ label = "vdd_soc";
+ };
+
+ channel@8e {
+ gw,mode = <2>;
+ reg = <0x8e>;
+ label = "vdd_arm";
+ };
+
+ channel@90 {
+ gw,mode = <2>;
+ reg = <0x90>;
+ label = "vdd_1p8";
+ };
+
+ channel@92 {
+ gw,mode = <2>;
+ reg = <0x92>;
+ label = "vdd_dram";
+ };
+
+ channel@a2 {
+ gw,mode = <2>;
+ reg = <0xa2>;
+ label = "vdd_gsc";
+ gw,voltage-divider-ohms = <10000 10000>;
+ };
+ };
+ };
+
+ gpio: gpio@23 {
+ compatible = "nxp,pca9555";
+ reg = <0x23>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ interrupt-parent = <&gsc>;
+ interrupts = <4>;
+ };
+
+ eeprom@50 {
+ compatible = "atmel,24c02";
+ reg = <0x50>;
+ pagesize = <16>;
+ };
+
+ eeprom@51 {
+ compatible = "atmel,24c02";
+ reg = <0x51>;
+ pagesize = <16>;
+ };
+
+ eeprom@52 {
+ compatible = "atmel,24c02";
+ reg = <0x52>;
+ pagesize = <16>;
+ };
+
+ eeprom@53 {
+ compatible = "atmel,24c02";
+ reg = <0x53>;
+ pagesize = <16>;
+ };
+
+ rtc@68 {
+ compatible = "dallas,ds1672";
+ reg = <0x68>;
+ };
+};
+
+&i2c2 {
+ clock-frequency = <400000>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_i2c2>;
+ status = "okay";
+
+ pmic@4b {
+ compatible = "rohm,bd71847";
+ reg = <0x4b>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_pmic>;
+ interrupt-parent = <&gpio3>;
+ interrupts = <8 IRQ_TYPE_LEVEL_LOW>;
+ rohm,reset-snvs-powered;
+ #clock-cells = <0>;
+ clocks = <&osc_32k 0>;
+ clock-output-names = "clk-32k-out";
+
+ regulators {
+ /* vdd_soc: 0.805-0.900V (typ=0.8V) */
+ BUCK1 {
+ regulator-name = "buck1";
+ regulator-min-microvolt = <700000>;
+ regulator-max-microvolt = <1300000>;
+ regulator-boot-on;
+ regulator-always-on;
+ regulator-ramp-delay = <1250>;
+ };
+
+ /* vdd_arm: 0.805-1.0V (typ=0.9V) */
+ buck2: BUCK2 {
+ regulator-name = "buck2";
+ regulator-min-microvolt = <700000>;
+ regulator-max-microvolt = <1300000>;
+ regulator-boot-on;
+ regulator-always-on;
+ regulator-ramp-delay = <1250>;
+ rohm,dvs-run-voltage = <1000000>;
+ rohm,dvs-idle-voltage = <900000>;
+ };
+
+ /* vdd_0p9: 0.805-1.0V (typ=0.9V) */
+ BUCK3 {
+ regulator-name = "buck3";
+ regulator-min-microvolt = <700000>;
+ regulator-max-microvolt = <1350000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ /* vdd_3p3 */
+ BUCK4 {
+ regulator-name = "buck4";
+ regulator-min-microvolt = <3000000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ /* vdd_1p8 */
+ BUCK5 {
+ regulator-name = "buck5";
+ regulator-min-microvolt = <1605000>;
+ regulator-max-microvolt = <1995000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ /* vdd_dram */
+ BUCK6 {
+ regulator-name = "buck6";
+ regulator-min-microvolt = <800000>;
+ regulator-max-microvolt = <1400000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ /* nvcc_snvs_1p8 */
+ LDO1 {
+ regulator-name = "ldo1";
+ regulator-min-microvolt = <1600000>;
+ regulator-max-microvolt = <1900000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ /* vdd_snvs_0p8 */
+ LDO2 {
+ regulator-name = "ldo2";
+ regulator-min-microvolt = <800000>;
+ regulator-max-microvolt = <900000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ /* vdda_1p8 */
+ LDO3 {
+ regulator-name = "ldo3";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ LDO4 {
+ regulator-name = "ldo4";
+ regulator-min-microvolt = <900000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ LDO6 {
+ regulator-name = "ldo6";
+ regulator-min-microvolt = <900000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+ };
+ };
+};
+
+&i2c3 {
+ clock-frequency = <400000>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_i2c3>;
+ status = "okay";
+
+ accelerometer@19 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_accel>;
+ compatible = "st,lis2de12";
+ reg = <0x19>;
+ st,drdy-int-pin = <1>;
+ interrupt-parent = <&gpio1>;
+ interrupts = <15 IRQ_TYPE_LEVEL_LOW>;
+ interrupt-names = "INT1";
+ };
+};
+
+&pcie_phy {
+ fsl,refclk-pad-mode = <IMX8_PCIE_REFCLK_PAD_INPUT>;
+ fsl,clkreq-unsupported;
+ clocks = <&pcie0_refclk>;
+ status = "okay";
+};
+
+&pcie0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_pcie0>;
+ reset-gpio = <&gpio5 11 GPIO_ACTIVE_LOW>;
+ clocks = <&clk IMX8MM_CLK_PCIE1_ROOT>, <&clk IMX8MM_CLK_PCIE1_AUX>,
+ <&pcie0_refclk>;
+ clock-names = "pcie", "pcie_aux", "pcie_bus";
+ assigned-clocks = <&clk IMX8MM_CLK_PCIE1_AUX>,
+ <&clk IMX8MM_CLK_PCIE1_CTRL>;
+ assigned-clock-rates = <10000000>, <250000000>;
+ assigned-clock-parents = <&clk IMX8MM_SYS_PLL2_50M>,
+ <&clk IMX8MM_SYS_PLL2_250M>;
+ status = "okay";
+};
+
+&pgc_mipi {
+ status = "disabled";
+};
+
+/* off-board RS232/RS485/RS422 */
+&uart1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_uart1>;
+ cts-gpios = <&gpio1 3 GPIO_ACTIVE_LOW>;
+ rts-gpios = <&gpio1 5 GPIO_ACTIVE_LOW>;
+ dtr-gpios = <&gpio1 0 GPIO_ACTIVE_LOW>;
+ dsr-gpios = <&gpio1 1 GPIO_ACTIVE_LOW>;
+ dcd-gpios = <&gpio3 24 GPIO_ACTIVE_LOW>;
+ uart-has-rtscts;
+ status = "okay";
+};
+
+/* console */
+&uart2 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_uart2>;
+ status = "okay";
+};
+
+&usbotg1 {
+ dr_mode = "host";
+ disable-over-current;
+ status = "okay";
+};
+
+/* microSD */
+&usdhc2 {
+ pinctrl-names = "default", "state_100mhz", "state_200mhz";
+ pinctrl-0 = <&pinctrl_usdhc2>, <&pinctrl_usdhc2_gpio>;
+ pinctrl-1 = <&pinctrl_usdhc2_100mhz>, <&pinctrl_usdhc2_gpio>;
+ pinctrl-2 = <&pinctrl_usdhc2_200mhz>, <&pinctrl_usdhc2_gpio>;
+ cd-gpios = <&gpio2 12 GPIO_ACTIVE_LOW>;
+ bus-width = <4>;
+ vmmc-supply = <®_3p3v>;
+ status = "okay";
+};
+
+/* eMMC */
+&usdhc3 {
+ pinctrl-names = "default", "state_100mhz", "state_200mhz";
+ pinctrl-0 = <&pinctrl_usdhc3>;
+ pinctrl-1 = <&pinctrl_usdhc3_100mhz>;
+ pinctrl-2 = <&pinctrl_usdhc3_200mhz>;
+ bus-width = <8>;
+ non-removable;
+ status = "okay";
+};
+
+&wdog1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_wdog>;
+ fsl,ext-reset-output;
+ status = "okay";
+};
+
+&iomuxc {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_hog>;
+
+ pinctrl_hog: hoggrp {
+ fsl,pins = <
+ MX8MM_IOMUXC_GPIO1_IO10_GPIO1_IO10 0x40000041 /* RS422# */
+ MX8MM_IOMUXC_GPIO1_IO11_GPIO1_IO11 0x40000041 /* RS485# */
+ MX8MM_IOMUXC_GPIO1_IO12_GPIO1_IO12 0x40000041 /* RS232# */
+ MX8MM_IOMUXC_SD1_DATA7_GPIO2_IO9 0x40000041 /* DIG1_IN */
+ MX8MM_IOMUXC_SD1_DATA6_GPIO2_IO8 0x40000041 /* DIG1_OUT */
+ MX8MM_IOMUXC_SD1_CLK_GPIO2_IO0 0x40000041 /* DIG2_IN */
+ MX8MM_IOMUXC_SD1_CMD_GPIO2_IO1 0x40000041 /* DIG2_OUT */
+ MX8MM_IOMUXC_ECSPI1_MOSI_GPIO5_IO7 0x40000041 /* SIM1DET# */
+ MX8MM_IOMUXC_ECSPI1_MISO_GPIO5_IO8 0x40000041 /* SIM2DET# */
+ MX8MM_IOMUXC_ECSPI1_SS0_GPIO5_IO9 0x40000041 /* SIM2SEL */
+ MX8MM_IOMUXC_ECSPI2_MISO_GPIO5_IO12 0x40000041 /* PCI_WDIS# */
+ >;
+ };
+
+ pinctrl_accel: accelgrp {
+ fsl,pins = <
+ MX8MM_IOMUXC_GPIO1_IO15_GPIO1_IO15 0x159
+ >;
+ };
+
+ pinctrl_fec1: fec1grp {
+ fsl,pins = <
+ MX8MM_IOMUXC_ENET_MDC_ENET1_MDC 0x3
+ MX8MM_IOMUXC_ENET_MDIO_ENET1_MDIO 0x3
+ MX8MM_IOMUXC_ENET_TD3_ENET1_RGMII_TD3 0x1f
+ MX8MM_IOMUXC_ENET_TD2_ENET1_RGMII_TD2 0x1f
+ MX8MM_IOMUXC_ENET_TD1_ENET1_RGMII_TD1 0x1f
+ MX8MM_IOMUXC_ENET_TD0_ENET1_RGMII_TD0 0x1f
+ MX8MM_IOMUXC_ENET_RD3_ENET1_RGMII_RD3 0x91
+ MX8MM_IOMUXC_ENET_RD2_ENET1_RGMII_RD2 0x91
+ MX8MM_IOMUXC_ENET_RD1_ENET1_RGMII_RD1 0x91
+ MX8MM_IOMUXC_ENET_RD0_ENET1_RGMII_RD0 0x91
+ MX8MM_IOMUXC_ENET_TXC_ENET1_RGMII_TXC 0x1f
+ MX8MM_IOMUXC_ENET_RXC_ENET1_RGMII_RXC 0x91
+ MX8MM_IOMUXC_ENET_RX_CTL_ENET1_RGMII_RX_CTL 0x91
+ MX8MM_IOMUXC_ENET_TX_CTL_ENET1_RGMII_TX_CTL 0x1f
+ MX8MM_IOMUXC_SAI2_TXFS_GPIO4_IO24 0x19 /* IRQ# */
+ MX8MM_IOMUXC_SAI2_TXC_GPIO4_IO25 0x19 /* RST# */
+ >;
+ };
+
+ pinctrl_gsc: gscgrp {
+ fsl,pins = <
+ MX8MM_IOMUXC_SAI2_TXD0_GPIO4_IO26 0x159
+ >;
+ };
+
+ pinctrl_i2c1: i2c1grp {
+ fsl,pins = <
+ MX8MM_IOMUXC_I2C1_SCL_I2C1_SCL 0x400001c3
+ MX8MM_IOMUXC_I2C1_SDA_I2C1_SDA 0x400001c3
+ >;
+ };
+
+ pinctrl_i2c2: i2c2grp {
+ fsl,pins = <
+ MX8MM_IOMUXC_I2C2_SCL_I2C2_SCL 0x400001c3
+ MX8MM_IOMUXC_I2C2_SDA_I2C2_SDA 0x400001c3
+ >;
+ };
+
+ pinctrl_i2c3: i2c3grp {
+ fsl,pins = <
+ MX8MM_IOMUXC_I2C3_SCL_I2C3_SCL 0x400001c3
+ MX8MM_IOMUXC_I2C3_SDA_I2C3_SDA 0x400001c3
+ >;
+ };
+
+ pinctrl_gpio_leds: gpioledgrp {
+ fsl,pins = <
+ MX8MM_IOMUXC_SPDIF_EXT_CLK_GPIO5_IO5 0x19
+ MX8MM_IOMUXC_SAI3_RXD_GPIO4_IO30 0x19
+ MX8MM_IOMUXC_SAI3_MCLK_GPIO5_IO2 0x19
+ MX8MM_IOMUXC_GPIO1_IO14_GPIO1_IO14 0x19
+ MX8MM_IOMUXC_GPIO1_IO09_GPIO1_IO9 0x19
+ MX8MM_IOMUXC_SPDIF_TX_GPIO5_IO3 0x19
+ MX8MM_IOMUXC_SAI3_RXC_GPIO4_IO29 0x19
+ MX8MM_IOMUXC_SAI3_RXFS_GPIO4_IO28 0x19
+ MX8MM_IOMUXC_GPIO1_IO13_GPIO1_IO13 0x19
+ MX8MM_IOMUXC_SAI3_TXFS_GPIO4_IO31 0x19
+ MX8MM_IOMUXC_SPDIF_RX_GPIO5_IO4 0x19
+ MX8MM_IOMUXC_GPIO1_IO08_GPIO1_IO8 0x19
+ >;
+ };
+
+ pinctrl_pcie0: pciegrp {
+ fsl,pins = <
+ MX8MM_IOMUXC_ECSPI2_MOSI_GPIO5_IO11 0x41
+ >;
+ };
+
+ pinctrl_pmic: pmicgrp {
+ fsl,pins = <
+ MX8MM_IOMUXC_NAND_DATA02_GPIO3_IO8 0x41
+ >;
+ };
+
+ pinctrl_uart1: uart1grp {
+ fsl,pins = <
+ MX8MM_IOMUXC_UART1_RXD_UART1_DCE_RX 0x140
+ MX8MM_IOMUXC_UART1_TXD_UART1_DCE_TX 0x140
+ MX8MM_IOMUXC_GPIO1_IO00_GPIO1_IO0 0x140
+ MX8MM_IOMUXC_GPIO1_IO01_GPIO1_IO1 0x140
+ MX8MM_IOMUXC_GPIO1_IO03_GPIO1_IO3 0x140
+ MX8MM_IOMUXC_GPIO1_IO05_GPIO1_IO5 0x140
+ MX8MM_IOMUXC_SAI5_RXD3_GPIO3_IO24 0x140
+ >;
+ };
+
+ pinctrl_uart2: uart2grp {
+ fsl,pins = <
+ MX8MM_IOMUXC_UART2_RXD_UART2_DCE_RX 0x140
+ MX8MM_IOMUXC_UART2_TXD_UART2_DCE_TX 0x140
+ >;
+ };
+
+ pinctrl_usdhc2: usdhc2grp {
+ fsl,pins = <
+ MX8MM_IOMUXC_SD2_CLK_USDHC2_CLK 0x190
+ MX8MM_IOMUXC_SD2_CMD_USDHC2_CMD 0x1d0
+ MX8MM_IOMUXC_SD2_DATA0_USDHC2_DATA0 0x1d0
+ MX8MM_IOMUXC_SD2_DATA1_USDHC2_DATA1 0x1d0
+ MX8MM_IOMUXC_SD2_DATA2_USDHC2_DATA2 0x1d0
+ MX8MM_IOMUXC_SD2_DATA3_USDHC2_DATA3 0x1d0
+ >;
+ };
+
+ pinctrl_usdhc2_100mhz: usdhc2-100mhzgrp {
+ fsl,pins = <
+ MX8MM_IOMUXC_SD2_CLK_USDHC2_CLK 0x194
+ MX8MM_IOMUXC_SD2_CMD_USDHC2_CMD 0x1d4
+ MX8MM_IOMUXC_SD2_DATA0_USDHC2_DATA0 0x1d4
+ MX8MM_IOMUXC_SD2_DATA1_USDHC2_DATA1 0x1d4
+ MX8MM_IOMUXC_SD2_DATA2_USDHC2_DATA2 0x1d4
+ MX8MM_IOMUXC_SD2_DATA3_USDHC2_DATA3 0x1d4
+ >;
+ };
+
+ pinctrl_usdhc2_200mhz: usdhc2-200mhzgrp {
+ fsl,pins = <
+ MX8MM_IOMUXC_SD2_CLK_USDHC2_CLK 0x196
+ MX8MM_IOMUXC_SD2_CMD_USDHC2_CMD 0x1d6
+ MX8MM_IOMUXC_SD2_DATA0_USDHC2_DATA0 0x1d6
+ MX8MM_IOMUXC_SD2_DATA1_USDHC2_DATA1 0x1d6
+ MX8MM_IOMUXC_SD2_DATA2_USDHC2_DATA2 0x1d6
+ MX8MM_IOMUXC_SD2_DATA3_USDHC2_DATA3 0x1d6
+ >;
+ };
+
+ pinctrl_usdhc2_gpio: usdhc2-gpiogrp {
+ fsl,pins = <
+ MX8MM_IOMUXC_SD2_CD_B_GPIO2_IO12 0x1c4
+ MX8MM_IOMUXC_GPIO1_IO04_USDHC2_VSELECT 0x1d0
+ >;
+ };
+
+ pinctrl_usdhc3: usdhc3grp {
+ fsl,pins = <
+ MX8MM_IOMUXC_NAND_WE_B_USDHC3_CLK 0x190
+ MX8MM_IOMUXC_NAND_WP_B_USDHC3_CMD 0x1d0
+ MX8MM_IOMUXC_NAND_DATA04_USDHC3_DATA0 0x1d0
+ MX8MM_IOMUXC_NAND_DATA05_USDHC3_DATA1 0x1d0
+ MX8MM_IOMUXC_NAND_DATA06_USDHC3_DATA2 0x1d0
+ MX8MM_IOMUXC_NAND_DATA07_USDHC3_DATA3 0x1d0
+ MX8MM_IOMUXC_NAND_RE_B_USDHC3_DATA4 0x1d0
+ MX8MM_IOMUXC_NAND_CE2_B_USDHC3_DATA5 0x1d0
+ MX8MM_IOMUXC_NAND_CE3_B_USDHC3_DATA6 0x1d0
+ MX8MM_IOMUXC_NAND_CLE_USDHC3_DATA7 0x1d0
+ MX8MM_IOMUXC_NAND_CE1_B_USDHC3_STROBE 0x190
+ >;
+ };
+
+ pinctrl_usdhc3_100mhz: usdhc3-100mhzgrp {
+ fsl,pins = <
+ MX8MM_IOMUXC_NAND_WE_B_USDHC3_CLK 0x194
+ MX8MM_IOMUXC_NAND_WP_B_USDHC3_CMD 0x1d4
+ MX8MM_IOMUXC_NAND_DATA04_USDHC3_DATA0 0x1d4
+ MX8MM_IOMUXC_NAND_DATA05_USDHC3_DATA1 0x1d4
+ MX8MM_IOMUXC_NAND_DATA06_USDHC3_DATA2 0x1d4
+ MX8MM_IOMUXC_NAND_DATA07_USDHC3_DATA3 0x1d4
+ MX8MM_IOMUXC_NAND_RE_B_USDHC3_DATA4 0x1d4
+ MX8MM_IOMUXC_NAND_CE2_B_USDHC3_DATA5 0x1d4
+ MX8MM_IOMUXC_NAND_CE3_B_USDHC3_DATA6 0x1d4
+ MX8MM_IOMUXC_NAND_CLE_USDHC3_DATA7 0x1d4
+ MX8MM_IOMUXC_NAND_CE1_B_USDHC3_STROBE 0x194
+ >;
+ };
+
+ pinctrl_usdhc3_200mhz: usdhc3-200mhzgrp {
+ fsl,pins = <
+ MX8MM_IOMUXC_NAND_WE_B_USDHC3_CLK 0x196
+ MX8MM_IOMUXC_NAND_WP_B_USDHC3_CMD 0x1d6
+ MX8MM_IOMUXC_NAND_DATA04_USDHC3_DATA0 0x1d6
+ MX8MM_IOMUXC_NAND_DATA05_USDHC3_DATA1 0x1d6
+ MX8MM_IOMUXC_NAND_DATA06_USDHC3_DATA2 0x1d6
+ MX8MM_IOMUXC_NAND_DATA07_USDHC3_DATA3 0x1d6
+ MX8MM_IOMUXC_NAND_RE_B_USDHC3_DATA4 0x1d6
+ MX8MM_IOMUXC_NAND_CE2_B_USDHC3_DATA5 0x1d6
+ MX8MM_IOMUXC_NAND_CE3_B_USDHC3_DATA6 0x1d6
+ MX8MM_IOMUXC_NAND_CLE_USDHC3_DATA7 0x1d6
+ MX8MM_IOMUXC_NAND_CE1_B_USDHC3_STROBE 0x196
+ >;
+ };
+
+ pinctrl_wdog: wdoggrp {
+ fsl,pins = <
+ MX8MM_IOMUXC_GPIO1_IO02_WDOG1_WDOG_B 0xc6
+ >;
+ };
+};
The GW7903 is based on the i.MX 8M Mini SoC featuring: - LPDDR4 DRAM - eMMC FLASH - microSD connector with UHS support - LIS2DE12 3-axis accelerometer - Gateworks System Controller - IMX8M FEC - software selectable RS232/RS485/RS422 serial transceiver - PMIC - 2x off-board bi-directional opto-isolated digital I/O - 1x M.2 A-E Key Socket and 1x MiniPCIe socket with USB2.0 and PCIe (resistor loading to route PCIe/USB2 between M.2 and MiniPCIe socket) Signed-off-by: Tim Harvey <tharvey@gateworks.com> --- arch/arm64/boot/dts/freescale/Makefile | 1 + .../dts/freescale/imx8mm-venice-gw7903.dts | 836 ++++++++++++++++++ 2 files changed, 837 insertions(+) create mode 100644 arch/arm64/boot/dts/freescale/imx8mm-venice-gw7903.dts