arm64: dts: freescale: Add device tree for Emcraft Systems NavQ+ Kit
authorGilles Talis <gilles.talis@gmail.com>
Sat, 30 Mar 2024 13:34:10 +0000 (09:34 -0400)
committerShawn Guo <shawnguo@kernel.org>
Wed, 3 Apr 2024 01:14:48 +0000 (09:14 +0800)
The Emcraft Systems NavQ+ kit is a mobile robotics platform
based on NXP i.MX8 MPlus SoC.

The following interfaces and devices are enabled:
- eMMC
- Gigabit Ethernet
- RTC
- SD-Card
- UART console

Signed-off-by: Gilles Talis <gilles.talis@gmail.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
arch/arm64/boot/dts/freescale/Makefile
arch/arm64/boot/dts/freescale/imx8mp-navqp.dts [new file with mode: 0644]

index 768feb886ea206c5a67a7870592d0d0c9c7392a1..ee2b28d76c44c7db5a5840d51e20a3f3050873a3 100644 (file)
@@ -166,6 +166,7 @@ dtb-$(CONFIG_ARCH_MXC) += imx8mp-dhcom-pdk3.dtb
 dtb-$(CONFIG_ARCH_MXC) += imx8mp-evk.dtb
 dtb-$(CONFIG_ARCH_MXC) += imx8mp-icore-mx8mp-edimm2.2.dtb
 dtb-$(CONFIG_ARCH_MXC) += imx8mp-msc-sm2s-ep1.dtb
+dtb-$(CONFIG_ARCH_MXC) += imx8mp-navqp.dtb
 dtb-$(CONFIG_ARCH_MXC) += imx8mp-phyboard-pollux-rdk.dtb
 dtb-$(CONFIG_ARCH_MXC) += imx8mp-skov-revb-hdmi.dtb
 dtb-$(CONFIG_ARCH_MXC) += imx8mp-skov-revb-lt6.dtb
diff --git a/arch/arm64/boot/dts/freescale/imx8mp-navqp.dts b/arch/arm64/boot/dts/freescale/imx8mp-navqp.dts
new file mode 100644 (file)
index 0000000..5fd1614
--- /dev/null
@@ -0,0 +1,424 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright 2021 Emcraft Systems
+ * Copyright 2024 Gilles Talis <gilles.talis@gmail.com>
+ */
+
+/dts-v1/;
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/leds/common.h>
+#include "imx8mp.dtsi"
+
+/ {
+       model = "Emcraft Systems i.MX8MPlus NavQ+ Kit";
+       compatible = "emcraft,imx8mp-navqp", "fsl,imx8mp";
+
+       chosen {
+               stdout-path = &uart2;
+       };
+
+       leds {
+               compatible = "gpio-leds";
+               pinctrl-names = "default";
+               pinctrl-0 = <&pinctrl_gpio_led>;
+
+               led-0 {
+                       color = <LED_COLOR_ID_GREEN>;
+                       function = LED_FUNCTION_STATUS;
+                       gpios = <&gpio3 16 GPIO_ACTIVE_HIGH>;
+                       default-state = "on";
+               };
+       };
+
+       reg_usdhc2_vmmc: regulator-usdhc2 {
+               compatible = "regulator-fixed";
+               pinctrl-names = "default";
+               pinctrl-0 = <&pinctrl_reg_usdhc2_vmmc>;
+               regulator-name = "VSD_3V3";
+               regulator-min-microvolt = <3300000>;
+               regulator-max-microvolt = <3300000>;
+               gpio = <&gpio2 19 GPIO_ACTIVE_HIGH>;
+               enable-active-high;
+               startup-delay-us = <100>;
+               off-on-delay-us = <12000>;
+       };
+};
+
+&A53_0 {
+       cpu-supply = <&buck2>;
+};
+
+&A53_1 {
+       cpu-supply = <&buck2>;
+};
+
+&A53_2 {
+       cpu-supply = <&buck2>;
+};
+
+&A53_3 {
+       cpu-supply = <&buck2>;
+};
+
+&eqos {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_eqos>;
+       phy-mode = "rgmii-id";
+       phy-handle = <&ethphy0>;
+       status = "okay";
+
+       mdio {
+               compatible = "snps,dwmac-mdio";
+               #address-cells = <1>;
+               #size-cells = <0>;
+
+               ethphy0: ethernet-phy@0 {
+                       compatible = "ethernet-phy-ieee802.3-c22";
+                       reg = <0>;
+                       reset-gpios = <&gpio4 22 GPIO_ACTIVE_LOW>;
+                       reset-assert-us = <1000>;
+                       reset-deassert-us = <10000>;
+                       qca,disable-smarteee;
+                       qca,disable-hibernation-mode;
+               };
+       };
+};
+
+&i2c1 {
+       clock-frequency = <400000>;
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_i2c1>;
+       status = "okay";
+
+       pmic@25 {
+               compatible = "nxp,pca9450c";
+               reg = <0x25>;
+               pinctrl-names = "default";
+               pinctrl-0 = <&pinctrl_pmic>;
+               interrupt-parent = <&gpio1>;
+               interrupts = <3 IRQ_TYPE_LEVEL_LOW>;
+
+               regulators {
+                       BUCK1 {
+                               regulator-name = "BUCK1";
+                               regulator-min-microvolt = <600000>;
+                               regulator-max-microvolt = <2187500>;
+                               regulator-boot-on;
+                               regulator-always-on;
+                               regulator-ramp-delay = <3125>;
+                       };
+
+                       buck2: BUCK2 {
+                               regulator-name = "BUCK2";
+                               regulator-min-microvolt = <600000>;
+                               regulator-max-microvolt = <2187500>;
+                               regulator-boot-on;
+                               regulator-always-on;
+                               regulator-ramp-delay = <3125>;
+                               nxp,dvs-run-voltage = <950000>;
+                               nxp,dvs-standby-voltage = <850000>;
+                       };
+
+                       BUCK4 {
+                               regulator-name = "BUCK4";
+                               regulator-min-microvolt = <600000>;
+                               regulator-max-microvolt = <3400000>;
+                               regulator-boot-on;
+                               regulator-always-on;
+                       };
+
+                       BUCK5 {
+                               regulator-name = "BUCK5";
+                               regulator-min-microvolt = <600000>;
+                               regulator-max-microvolt = <3400000>;
+                               regulator-boot-on;
+                               regulator-always-on;
+                       };
+
+                       BUCK6 {
+                               regulator-name = "BUCK6";
+                               regulator-min-microvolt = <600000>;
+                               regulator-max-microvolt = <3400000>;
+                               regulator-boot-on;
+                               regulator-always-on;
+                       };
+
+                       LDO1 {
+                               regulator-name = "LDO1";
+                               regulator-min-microvolt = <1600000>;
+                               regulator-max-microvolt = <3300000>;
+                               regulator-boot-on;
+                               regulator-always-on;
+                       };
+
+                       LDO2 {
+                               regulator-name = "LDO2";
+                               regulator-min-microvolt = <800000>;
+                               regulator-max-microvolt = <1150000>;
+                               regulator-boot-on;
+                               regulator-always-on;
+                       };
+
+                       LDO3 {
+                               regulator-name = "LDO3";
+                               regulator-min-microvolt = <800000>;
+                               regulator-max-microvolt = <3300000>;
+                               regulator-boot-on;
+                               regulator-always-on;
+                       };
+
+                       LDO4 {
+                               regulator-name = "LDO4";
+                               regulator-min-microvolt = <800000>;
+                               regulator-max-microvolt = <3300000>;
+                               regulator-boot-on;
+                               regulator-always-on;
+                       };
+
+                       LDO5 {
+                               regulator-name = "LDO5";
+                               regulator-min-microvolt = <1800000>;
+                               regulator-max-microvolt = <3300000>;
+                               regulator-boot-on;
+                               regulator-always-on;
+                       };
+               };
+       };
+};
+
+&i2c2 {
+       clock-frequency = <400000>;
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_i2c2>;
+       status = "okay";
+};
+
+&i2c3 {
+       clock-frequency = <400000>;
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_i2c3>;
+       status = "okay";
+};
+
+&i2c4 {
+       clock-frequency = <400000>;
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_i2c4>;
+       status = "okay";
+
+       rtc@53 {
+               compatible = "nxp,pcf2131";
+               reg = <0x53>;
+       };
+};
+
+&uart2 {
+       /* console */
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_uart2>;
+       status = "okay";
+};
+
+/* SD Card */
+&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>;
+       vmmc-supply = <&reg_usdhc2_vmmc>;
+       bus-width = <4>;
+       status = "okay";
+};
+
+/* eMMC */
+&usdhc3 {
+       assigned-clocks = <&clk IMX8MP_CLK_USDHC3>;
+       assigned-clock-rates = <400000000>;
+       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_eqos: eqosgrp {
+               fsl,pins = <
+                       MX8MP_IOMUXC_ENET_MDC__ENET_QOS_MDC                             0x3
+                       MX8MP_IOMUXC_ENET_MDIO__ENET_QOS_MDIO                           0x3
+                       MX8MP_IOMUXC_ENET_RD0__ENET_QOS_RGMII_RD0                       0x91
+                       MX8MP_IOMUXC_ENET_RD1__ENET_QOS_RGMII_RD1                       0x91
+                       MX8MP_IOMUXC_ENET_RD2__ENET_QOS_RGMII_RD2                       0x91
+                       MX8MP_IOMUXC_ENET_RD3__ENET_QOS_RGMII_RD3                       0x91
+                       MX8MP_IOMUXC_ENET_RXC__CCM_ENET_QOS_CLOCK_GENERATE_RX_CLK       0x91
+                       MX8MP_IOMUXC_ENET_RX_CTL__ENET_QOS_RGMII_RX_CTL                 0x91
+                       MX8MP_IOMUXC_ENET_TD0__ENET_QOS_RGMII_TD0                       0x1f
+                       MX8MP_IOMUXC_ENET_TD1__ENET_QOS_RGMII_TD1                       0x1f
+                       MX8MP_IOMUXC_ENET_TD2__ENET_QOS_RGMII_TD2                       0x1f
+                       MX8MP_IOMUXC_ENET_TD3__ENET_QOS_RGMII_TD3                       0x1f
+                       MX8MP_IOMUXC_ENET_TX_CTL__ENET_QOS_RGMII_TX_CTL                 0x1f
+                       MX8MP_IOMUXC_ENET_TXC__CCM_ENET_QOS_CLOCK_GENERATE_TX_CLK       0x1f
+                       MX8MP_IOMUXC_SAI2_RXC__GPIO4_IO22                               0x110
+               >;
+       };
+
+       pinctrl_gpio_led: gpioledgrp {
+               fsl,pins = <
+                       MX8MP_IOMUXC_NAND_READY_B__GPIO3_IO16                           0x19
+               >;
+       };
+
+       pinctrl_i2c1: i2c1grp {
+               fsl,pins = <
+                       MX8MP_IOMUXC_I2C1_SCL__I2C1_SCL                                 0x400001c3
+                       MX8MP_IOMUXC_I2C1_SDA__I2C1_SDA                                 0x400001c3
+               >;
+       };
+
+       pinctrl_i2c2: i2c2grp {
+               fsl,pins = <
+                       MX8MP_IOMUXC_I2C2_SCL__I2C2_SCL                                 0x400001c3
+                       MX8MP_IOMUXC_I2C2_SDA__I2C2_SDA                                 0x400001c3
+               >;
+       };
+
+       pinctrl_i2c3: i2c3grp {
+               fsl,pins = <
+                       MX8MP_IOMUXC_I2C3_SCL__I2C3_SCL                                 0x400001c3
+                       MX8MP_IOMUXC_I2C3_SDA__I2C3_SDA                                 0x400001c3
+               >;
+       };
+
+       pinctrl_i2c4: i2c4grp {
+               fsl,pins = <
+                       MX8MP_IOMUXC_I2C4_SCL__I2C4_SCL                                 0x400001c3
+                       MX8MP_IOMUXC_I2C4_SDA__I2C4_SDA                                 0x400001c3
+               >;
+       };
+
+       pinctrl_pmic: pmicgrp {
+               fsl,pins = <
+                       MX8MP_IOMUXC_GPIO1_IO03__GPIO1_IO03                             0x41
+               >;
+       };
+
+       pinctrl_reg_usdhc2_vmmc: regusdhc2vmmcgrp {
+               fsl,pins = <
+                       MX8MP_IOMUXC_SD2_RESET_B__GPIO2_IO19                            0x41
+               >;
+       };
+
+       pinctrl_uart2: uart2grp {
+               fsl,pins = <
+                       MX8MP_IOMUXC_UART2_RXD__UART2_DCE_RX                            0x49
+                       MX8MP_IOMUXC_UART2_TXD__UART2_DCE_TX                            0x49
+               >;
+       };
+
+       pinctrl_usdhc2: usdhc2grp {
+               fsl,pins = <
+                       MX8MP_IOMUXC_SD2_CLK__USDHC2_CLK                                0x190
+                       MX8MP_IOMUXC_SD2_CMD__USDHC2_CMD                                0x1d0
+                       MX8MP_IOMUXC_SD2_DATA0__USDHC2_DATA0                            0x1d0
+                       MX8MP_IOMUXC_SD2_DATA1__USDHC2_DATA1                            0x1d0
+                       MX8MP_IOMUXC_SD2_DATA2__USDHC2_DATA2                            0x1d0
+                       MX8MP_IOMUXC_SD2_DATA3__USDHC2_DATA3                            0x1d0
+                       MX8MP_IOMUXC_GPIO1_IO04__USDHC2_VSELECT                         0xc1
+               >;
+       };
+
+       pinctrl_usdhc2_100mhz: usdhc2-100mhzgrp {
+               fsl,pins = <
+                       MX8MP_IOMUXC_SD2_CLK__USDHC2_CLK                                0x194
+                       MX8MP_IOMUXC_SD2_CMD__USDHC2_CMD                                0x1d4
+                       MX8MP_IOMUXC_SD2_DATA0__USDHC2_DATA0                            0x1d4
+                       MX8MP_IOMUXC_SD2_DATA1__USDHC2_DATA1                            0x1d4
+                       MX8MP_IOMUXC_SD2_DATA2__USDHC2_DATA2                            0x1d4
+                       MX8MP_IOMUXC_SD2_DATA3__USDHC2_DATA3                            0x1d4
+                       MX8MP_IOMUXC_GPIO1_IO04__USDHC2_VSELECT                         0xc1
+               >;
+       };
+
+       pinctrl_usdhc2_200mhz: usdhc2-200mhzgrp {
+               fsl,pins = <
+                       MX8MP_IOMUXC_SD2_CLK__USDHC2_CLK                                0x196
+                       MX8MP_IOMUXC_SD2_CMD__USDHC2_CMD                                0x1d6
+                       MX8MP_IOMUXC_SD2_DATA0__USDHC2_DATA0                            0x1d6
+                       MX8MP_IOMUXC_SD2_DATA1__USDHC2_DATA1                            0x1d6
+                       MX8MP_IOMUXC_SD2_DATA2__USDHC2_DATA2                            0x1d6
+                       MX8MP_IOMUXC_SD2_DATA3__USDHC2_DATA3                            0x1d6
+                       MX8MP_IOMUXC_GPIO1_IO04__USDHC2_VSELECT                         0xc1
+               >;
+       };
+
+       pinctrl_usdhc2_gpio: usdhc2gpiogrp {
+               fsl,pins = <
+                       MX8MP_IOMUXC_SD2_CD_B__GPIO2_IO12                               0x1c4
+               >;
+       };
+
+       pinctrl_usdhc3: usdhc3grp {
+               fsl,pins = <
+                       MX8MP_IOMUXC_NAND_WE_B__USDHC3_CLK                              0x190
+                       MX8MP_IOMUXC_NAND_WP_B__USDHC3_CMD                              0x1d0
+                       MX8MP_IOMUXC_NAND_DATA04__USDHC3_DATA0                          0x1d0
+                       MX8MP_IOMUXC_NAND_DATA05__USDHC3_DATA1                          0x1d0
+                       MX8MP_IOMUXC_NAND_DATA06__USDHC3_DATA2                          0x1d0
+                       MX8MP_IOMUXC_NAND_DATA07__USDHC3_DATA3                          0x1d0
+                       MX8MP_IOMUXC_NAND_RE_B__USDHC3_DATA4                            0x1d0
+                       MX8MP_IOMUXC_NAND_CE2_B__USDHC3_DATA5                           0x1d0
+                       MX8MP_IOMUXC_NAND_CE3_B__USDHC3_DATA6                           0x1d0
+                       MX8MP_IOMUXC_NAND_CLE__USDHC3_DATA7                             0x1d0
+                       MX8MP_IOMUXC_NAND_CE1_B__USDHC3_STROBE                          0x190
+               >;
+       };
+
+       pinctrl_usdhc3_100mhz: usdhc3-100mhzgrp {
+               fsl,pins = <
+                       MX8MP_IOMUXC_NAND_WE_B__USDHC3_CLK                              0x194
+                       MX8MP_IOMUXC_NAND_WP_B__USDHC3_CMD                              0x1d4
+                       MX8MP_IOMUXC_NAND_DATA04__USDHC3_DATA0                          0x1d4
+                       MX8MP_IOMUXC_NAND_DATA05__USDHC3_DATA1                          0x1d4
+                       MX8MP_IOMUXC_NAND_DATA06__USDHC3_DATA2                          0x1d4
+                       MX8MP_IOMUXC_NAND_DATA07__USDHC3_DATA3                          0x1d4
+                       MX8MP_IOMUXC_NAND_RE_B__USDHC3_DATA4                            0x1d4
+                       MX8MP_IOMUXC_NAND_CE2_B__USDHC3_DATA5                           0x1d4
+                       MX8MP_IOMUXC_NAND_CE3_B__USDHC3_DATA6                           0x1d4
+                       MX8MP_IOMUXC_NAND_CLE__USDHC3_DATA7                             0x1d4
+                       MX8MP_IOMUXC_NAND_CE1_B__USDHC3_STROBE                          0x194
+               >;
+       };
+
+       pinctrl_usdhc3_200mhz: usdhc3-200mhzgrp {
+               fsl,pins = <
+                       MX8MP_IOMUXC_NAND_WE_B__USDHC3_CLK                              0x196
+                       MX8MP_IOMUXC_NAND_WP_B__USDHC3_CMD                              0x1d6
+                       MX8MP_IOMUXC_NAND_DATA04__USDHC3_DATA0                          0x1d6
+                       MX8MP_IOMUXC_NAND_DATA05__USDHC3_DATA1                          0x1d6
+                       MX8MP_IOMUXC_NAND_DATA06__USDHC3_DATA2                          0x1d6
+                       MX8MP_IOMUXC_NAND_DATA07__USDHC3_DATA3                          0x1d6
+                       MX8MP_IOMUXC_NAND_RE_B__USDHC3_DATA4                            0x1d6
+                       MX8MP_IOMUXC_NAND_CE2_B__USDHC3_DATA5                           0x1d6
+                       MX8MP_IOMUXC_NAND_CE3_B__USDHC3_DATA6                           0x1d6
+                       MX8MP_IOMUXC_NAND_CLE__USDHC3_DATA7                             0x1d6
+                       MX8MP_IOMUXC_NAND_CE1_B__USDHC3_STROBE                          0x196
+               >;
+       };
+
+       pinctrl_wdog: wdoggrp {
+               fsl,pins = <
+                       MX8MP_IOMUXC_GPIO1_IO02__WDOG1_WDOG_B                           0xc6
+               >;
+       };
+};