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Message-Id: <20230512055230.811421-1-parthiban@linumiz.com>
Date: Fri, 12 May 2023 11:22:30 +0530
From: Parthiban Nallathambi <parthiban@...umiz.com>
To: robh+dt@...nel.org,
krzysztof.kozlowski+dt@...aro.org,
shawnguo@...nel.org,
s.hauer@...gutronix.de
Cc: devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org,
netdev@...r.kernel.org,
Parthiban Nallathambi <parthiban@...umiz.com>
Subject: [PATCH] arm64: dts: imx8mm: add support for compulab iot gateway
Add support for compulab for imx8mm IoT gateway with
UCM-iMX8M-Mini SoM. IoT gateway comes with dual ethernet,
USB and IO expansion.
WLAN, Bluetooth can be part of SoM or extended over PCIE.
Signed-off-by: Parthiban Nallathambi <parthiban@...umiz.com>
---
.../devicetree/bindings/arm/fsl.yaml | 2 +
.../bindings/net/microchip,lan95xx.yaml | 1 +
arch/arm64/boot/dts/freescale/Makefile | 1 +
.../freescale/imx8mm-compulab-iot-gate.dts | 315 +++++++++++
.../dts/freescale/imx8mm-compulab-ucm.dtsi | 532 ++++++++++++++++++
5 files changed, 851 insertions(+)
create mode 100644 arch/arm64/boot/dts/freescale/imx8mm-compulab-iot-gate.dts
create mode 100644 arch/arm64/boot/dts/freescale/imx8mm-compulab-ucm.dtsi
diff --git a/Documentation/devicetree/bindings/arm/fsl.yaml b/Documentation/devicetree/bindings/arm/fsl.yaml
index 15d411084065..d2425c5ed4b7 100644
--- a/Documentation/devicetree/bindings/arm/fsl.yaml
+++ b/Documentation/devicetree/bindings/arm/fsl.yaml
@@ -895,6 +895,8 @@ properties:
- description: i.MX8MM based Boards
items:
- enum:
+ - compulab,imx8mm-ucm-som # UCM-iMX8M-Mini Compulab SoM
+ - compulab,iot-gate-imx8 # iMX8M IoT Compulab Gateway with UCM-iMX8M-Mini
- beacon,imx8mm-beacon-kit # i.MX8MM Beacon Development Kit
- boundary,imx8mm-nitrogen8mm # i.MX8MM Nitrogen Board
- dmo,imx8mm-data-modul-edm-sbc # i.MX8MM eDM SBC
diff --git a/Documentation/devicetree/bindings/net/microchip,lan95xx.yaml b/Documentation/devicetree/bindings/net/microchip,lan95xx.yaml
index 0b97e14d947f..86279724695e 100644
--- a/Documentation/devicetree/bindings/net/microchip,lan95xx.yaml
+++ b/Documentation/devicetree/bindings/net/microchip,lan95xx.yaml
@@ -22,6 +22,7 @@ properties:
- enum:
- usb424,9500 # SMSC9500 USB Ethernet Device
- usb424,9505 # SMSC9505 USB Ethernet Device
+ - usb424,9514 # SMSC9514 USB Ethernet Device
- usb424,9530 # SMSC LAN9530 USB Ethernet Device
- usb424,9730 # SMSC LAN9730 USB Ethernet Device
- usb424,9900 # SMSC9500 USB Ethernet Device (SAL10)
diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile
index ef7d17aef58f..2a613c576d29 100644
--- a/arch/arm64/boot/dts/freescale/Makefile
+++ b/arch/arm64/boot/dts/freescale/Makefile
@@ -51,6 +51,7 @@ dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1028a-qds-9999.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8dxl-evk.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mm-beacon-kit.dtb
+dtb-$(CONFIG_ARCH_MXC) += imx8mm-compulab-iot-gate.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mm-data-modul-edm-sbc.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mm-ddr4-evk.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mm-emcon-avari.dtb
diff --git a/arch/arm64/boot/dts/freescale/imx8mm-compulab-iot-gate.dts b/arch/arm64/boot/dts/freescale/imx8mm-compulab-iot-gate.dts
new file mode 100644
index 000000000000..678a9022549f
--- /dev/null
+++ b/arch/arm64/boot/dts/freescale/imx8mm-compulab-iot-gate.dts
@@ -0,0 +1,315 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright 2018 Compulab
+ */
+
+/dts-v1/;
+
+#include "imx8mm-compulab-ucm.dtsi"
+
+/ {
+ model = "CompuLab IOT-GATE-iMX8 board";
+ compatible = "compulab,iot-gate-imx8", "compulab,imx8mm-ucm-som", "fsl,imx8mm";
+
+ regulator-usbhub-ena {
+ compatible = "regulator-fixed";
+ regulator-name = "usbhub_ena";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ gpio = <&gpio4 28 GPIO_ACTIVE_HIGH>;
+ regulator-always-on;
+ enable-active-high;
+ };
+
+ regulator-usbhub-rst {
+ compatible = "regulator-fixed";
+ regulator-name = "usbhub_rst";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ gpio = <&gpio3 24 GPIO_ACTIVE_HIGH>;
+ regulator-always-on;
+ enable-active-high;
+ };
+
+ regulator-uart1-mode {
+ compatible = "regulator-fixed";
+ regulator-name = "uart1_mode";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ gpio = <&gpio4 26 GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+ regulator-always-on;
+ };
+
+ regulator-uart1-duplex {
+ compatible = "regulator-fixed";
+ regulator-name = "uart1_duplex";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ gpio = <&gpio4 27 GPIO_ACTIVE_HIGH>;
+ regulator-always-on;
+ enable-active-high;
+ };
+
+ regulator-uart1-shdn {
+ compatible = "regulator-fixed";
+ regulator-name = "uart1_shdn";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ gpio = <&gpio5 5 GPIO_ACTIVE_HIGH>;
+ regulator-always-on;
+ enable-active-high;
+ };
+
+ regulator-uart1-trmen {
+ compatible = "regulator-fixed";
+ regulator-name = "uart1_trmen";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ gpio = <&gpio4 25 GPIO_ACTIVE_LOW>;
+ regulator-always-on;
+ enable-active-low;
+ };
+
+ regulator-usdhc2_v {
+ compatible = "regulator-fixed";
+ regulator-name = "usdhc2_v";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ gpio = <&gpio1 4 GPIO_ACTIVE_HIGH>;
+ regulator-always-on;
+ enable-active-high;
+ };
+
+ reg_usdhc2_rst: regulator-usdhc2_rst {
+ compatible = "regulator-fixed";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_reg_usdhc2_rst>;
+ regulator-name = "usdhc2_rst";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ gpio = <&gpio2 19 GPIO_ACTIVE_HIGH>;
+ startup-delay-us = <100>;
+ off-on-delay-us = <12000>;
+ enable-active-high;
+ };
+
+ regulator-mpcie2_rst {
+ compatible = "regulator-fixed";
+ regulator-name = "mpcie2_rst";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ gpio = <&gpio3 22 GPIO_ACTIVE_HIGH>;
+ regulator-always-on;
+ enable-active-high;
+ };
+
+ regulator-mpcie2lora_dis {
+ compatible = "regulator-fixed";
+ regulator-name = "mpcie2lora_dis";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ gpio = <&gpio3 21 GPIO_ACTIVE_HIGH>;
+ regulator-always-on;
+ enable-active-high;
+ };
+
+ pcie0_refclk: pcie0-refclk {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <100000000>;
+ };
+};
+
+ðphy0 {
+ status = "okay";
+};
+
+&fec1 {
+ status = "okay";
+};
+
+&uart1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_uart1 &pinctrl_uart1_gpio>;
+ assigned-clocks = <&clk IMX8MM_CLK_UART1>;
+ assigned-clock-parents = <&clk IMX8MM_SYS_PLL1_80M>;
+ linux,rs485-enabled-at-boot-time;
+ rts-gpios = <&gpio4 24 GPIO_ACTIVE_LOW>;
+ status = "okay";
+};
+
+&uart4 {
+ status = "disabled";
+};
+
+&i2c1 {
+ clock-frequency = <100000>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_i2c1>;
+ status = "okay";
+
+ eeprom@54 {
+ compatible = "atmel,24c08";
+ reg = <0x54>;
+ pagesize = <16>;
+ };
+};
+
+&ecspi1 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ fsl,spi-num-chipselects = <1>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_ecspi1 &pinctrl_ecspi1_cs>;
+ cs-gpios = <&gpio5 9 GPIO_ACTIVE_LOW>;
+ status = "okay";
+};
+
+&usbotg1 {
+ dr_mode = "host";
+ disable-over-current;
+ status = "okay";
+};
+
+&usbotg2 {
+ dr_mode = "host";
+ disable-over-current;
+ status = "okay";
+
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ usb9514@1 {
+ compatible = "usb424,9514";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_usb9514>;
+ reg = <1>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ ethernet: usbether@1 {
+ compatible = "usb424,ec00";
+ reg = <1>;
+ };
+ };
+};
+
+&usdhc1 {
+ status = "disabled";
+};
+
+&usdhc2 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_usdhc2>;
+ bus-width = <4>;
+ mmc-ddr-1_8v;
+ non-removable;
+ vmmc-supply = <®_usdhc2_rst>;
+ status = "okay";
+};
+
+&pcie0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_pcie0>;
+ reset-gpio = <&gpio3 20 GPIO_ACTIVE_LOW>;
+ clocks = <&clk IMX8MM_CLK_PCIE1_ROOT>,
+ <&clk IMX8MM_CLK_PCIE1_AUX>,
+ <&clk IMX8MM_CLK_PCIE1_PHY>,
+ <&pcie0_refclk>;
+ clock-names = "pcie", "pcie_aux", "pcie_phy", "pcie_bus";
+ assigned-clocks = <&clk IMX8MM_CLK_PCIE1_AUX>,
+ <&clk IMX8MM_CLK_PCIE1_PHY>,
+ <&clk IMX8MM_CLK_PCIE1_CTRL>;
+ assigned-clock-rates = <10000000>, <100000000>, <250000000>;
+ assigned-clock-parents = <&clk IMX8MM_SYS_PLL2_50M>,
+ <&clk IMX8MM_SYS_PLL2_100M>,
+ <&clk IMX8MM_SYS_PLL2_250M>;
+ ext_osc = <1>;
+ status = "disabled";
+};
+
+&iomuxc {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_hog_sb_iotgimx8>;
+
+ sb-iotgimx8 {
+ pinctrl_hog_sb_iotgimx8: hoggrp_sb-iotgimx8 {
+ fsl,pins = <
+ /* mPCIe2 */
+ MX8MM_IOMUXC_SAI5_RXD0_GPIO3_IO21 0x140 /* LORA_DISABLE */
+ MX8MM_IOMUXC_SAI5_RXD1_GPIO3_IO22 0x140 /* PERSTn */
+ >;
+ };
+
+ pinctrl_uart1: uart1grp {
+ fsl,pins = <
+ MX8MM_IOMUXC_SAI2_RXC_UART1_DCE_RX 0x140
+ MX8MM_IOMUXC_SAI2_RXFS_UART1_DCE_TX 0x140
+ MX8MM_IOMUXC_SAI2_TXFS_GPIO4_IO24 0x140 /* RTS */
+ MX8MM_IOMUXC_SAI2_RXD0_UART1_DCE_RTS_B 0x140 /* CTS */
+ >;
+ };
+
+ pinctrl_uart1_gpio: uart1gpiogrp {
+ fsl,pins = <
+ MX8MM_IOMUXC_SAI2_TXD0_GPIO4_IO26 0x000 /* RS_485_232_SEL */
+ MX8MM_IOMUXC_SAI2_MCLK_GPIO4_IO27 0x140 /* RS_485_H/F_SEL */
+ MX8MM_IOMUXC_SPDIF_EXT_CLK_GPIO5_IO5 0x140 /* SHDN */
+ MX8MM_IOMUXC_SAI2_TXC_GPIO4_IO25 0x140 /* RS_485_TRMEN */
+ >;
+ };
+
+ pinctrl_i2c1: i2c1grp {
+ fsl,pins = <
+ MX8MM_IOMUXC_I2C1_SCL_I2C1_SCL 0x400001c3
+ MX8MM_IOMUXC_I2C1_SDA_I2C1_SDA 0x400001c3
+ >;
+ };
+
+ pinctrl_ecspi1: ecspi1grp {
+ fsl,pins = <
+ MX8MM_IOMUXC_ECSPI1_SCLK_ECSPI1_SCLK 0x82
+ MX8MM_IOMUXC_ECSPI1_MOSI_ECSPI1_MOSI 0x82
+ MX8MM_IOMUXC_ECSPI1_MISO_ECSPI1_MISO 0x82
+ >;
+ };
+
+ pinctrl_ecspi1_cs: ecspi1cs {
+ fsl,pins = <
+ MX8MM_IOMUXC_ECSPI1_SS0_GPIO5_IO9 0x40000
+ >;
+ };
+
+ pinctrl_usb9514: usb9514grp {
+ fsl,pins = <
+ MX8MM_IOMUXC_SAI3_RXFS_GPIO4_IO28 0x140 /* USB_PS_EN */
+ MX8MM_IOMUXC_SAI5_RXD3_GPIO3_IO24 0x140 /* HUB_RSTn */
+ >;
+ };
+
+ 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
+ MX8MM_IOMUXC_GPIO1_IO04_GPIO1_IO4 0x1d0 /* SD2_VSEL */
+ >;
+ };
+
+ pinctrl_reg_usdhc2_rst: usdhc2rst {
+ fsl,pins = <
+ MX8MM_IOMUXC_SD2_RESET_B_GPIO2_IO19 0x41 /* EMMC_RST */
+ >;
+ };
+
+ pinctrl_pcie0: pcie0grp {
+ fsl,pins = <
+ MX8MM_IOMUXC_SAI5_RXC_GPIO3_IO20 0x140
+ >;
+ };
+ };
+};
diff --git a/arch/arm64/boot/dts/freescale/imx8mm-compulab-ucm.dtsi b/arch/arm64/boot/dts/freescale/imx8mm-compulab-ucm.dtsi
new file mode 100644
index 000000000000..d6cdf833744e
--- /dev/null
+++ b/arch/arm64/boot/dts/freescale/imx8mm-compulab-ucm.dtsi
@@ -0,0 +1,532 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright 2018 Compulab
+ */
+
+#include "imx8mm.dtsi"
+
+/ {
+ model = "Compulab i.MX8M-Mini UCM SoM";
+ compatible = "compulab,imx8mm-ucm-som", "fsl,imx8mm";
+
+ aliases {
+ rtc0 = &rtc0;
+ rtc1 = &snvs_rtc;
+ };
+
+ leds {
+ compatible = "gpio-leds";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_gpio_led>;
+
+ heartbeat-led {
+ label = "Heartbeat";
+ gpios = <&gpio1 12 GPIO_ACTIVE_LOW>;
+ linux,default-trigger = "heartbeat";
+ };
+ };
+
+ pmic_osc: clock-pmic {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <32768>;
+ clock-output-names = "pmic_osc";
+ };
+
+ reg_ethphy: regulator-ethphy {
+ compatible = "regulator-fixed";
+ enable-active-high;
+ gpio = <&gpio1 10 GPIO_ACTIVE_HIGH>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_reg_eth>;
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-name = "On-module +V3.3_ETH";
+ startup-delay-us = <500>;
+ };
+
+ reg_usdhc3_vmmc: regulator-usdhc3-vmmc {
+ compatible = "regulator-fixed";
+ enable-active-high;
+ gpio = <&gpio3 16 GPIO_ACTIVE_HIGH>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_reg_usdhc3>;
+ regulator-always-on;
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-name = "On-module +V3.3_USDHC";
+ };
+
+ usdhc1_pwrseq: usdhc1_pwrseq {
+ compatible = "mmc-pwrseq-simple";
+ reset-gpios = <&gpio2 10 GPIO_ACTIVE_LOW>;
+ };
+};
+
+&fec1 {
+ fsl,magic-packet;
+ fsl,rgmii_rxc_dly;
+ phy-handle = <ðphy0>;
+ phy-mode = "rgmii-id";
+ phy-supply = <®_ethphy>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_fec1>;
+
+ mdio {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ ethphy0: ethernet-phy@0 {
+ compatible = "ethernet-phy-ieee802.3-c22";
+ micrel,led-mode = <0>;
+ reg = <0>;
+ };
+ };
+};
+
+&i2c2 {
+ clock-frequency = <400000>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_i2c2>;
+ status = "okay";
+
+ rtc0: rtc@69 {
+ compatible = "abracon,ab1805";
+ reg = <0x69>;
+ };
+
+ pmic: bd71837@4b {
+ compatible = "rohm,bd71837";
+ reg = <0x4b>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_pmic>;
+ clocks = <&pmic_osc>;
+ clock-names = "osc";
+ clock-output-names = "pmic_clk";
+ interrupt-parent = <&gpio1>;
+ interrupts = <3 GPIO_ACTIVE_LOW>;
+ rohm,reset-snvs-powered;
+
+ regulators {
+ buck1_reg: BUCK1 {
+ regulator-name = "buck1";
+ regulator-min-microvolt = <700000>;
+ regulator-max-microvolt = <1300000>;
+ regulator-boot-on;
+ regulator-ramp-delay = <1250>;
+ rohm,dvs-run-voltage = <900000>;
+ rohm,dvs-idle-voltage = <850000>;
+ rohm,dvs-suspend-voltage = <800000>;
+ regulator-always-on;
+ };
+
+ buck2_reg: BUCK2 {
+ regulator-name = "buck2";
+ regulator-min-microvolt = <700000>;
+ regulator-max-microvolt = <1300000>;
+ regulator-boot-on;
+ regulator-ramp-delay = <1250>;
+ rohm,dvs-run-voltage = <1000000>;
+ rohm,dvs-idle-voltage = <900000>;
+ regulator-always-on;
+ };
+
+ buck3_reg: BUCK3 {
+ regulator-name = "buck3";
+ regulator-min-microvolt = <700000>;
+ regulator-max-microvolt = <1300000>;
+ regulator-boot-on;
+ rohm,dvs-run-voltage = <900000>;
+ };
+
+ buck4_reg: BUCK4 {
+ regulator-name = "buck4";
+ regulator-min-microvolt = <700000>;
+ regulator-max-microvolt = <1300000>;
+ rohm,dvs-run-voltage = <1000000>;
+ };
+
+ buck5_reg: BUCK5 {
+ regulator-name = "buck5";
+ regulator-min-microvolt = <700000>;
+ regulator-max-microvolt = <1350000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ buck6_reg: BUCK6 {
+ regulator-name = "buck6";
+ regulator-min-microvolt = <3000000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ buck7_reg: BUCK7 {
+ regulator-name = "buck7";
+ regulator-min-microvolt = <1605000>;
+ regulator-max-microvolt = <1995000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ buck8_reg: BUCK8 {
+ regulator-name = "buck8";
+ regulator-min-microvolt = <800000>;
+ regulator-max-microvolt = <1400000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ ldo1_reg: LDO1 {
+ regulator-name = "ldo1";
+ regulator-min-microvolt = <3000000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-boot-on;
+ /* leave on for snvs power button */
+ regulator-always-on;
+ };
+
+ ldo2_reg: LDO2 {
+ regulator-name = "ldo2";
+ regulator-min-microvolt = <900000>;
+ regulator-max-microvolt = <900000>;
+ regulator-boot-on;
+ /* leave on for snvs power button */
+ regulator-always-on;
+ };
+
+ ldo3_reg: LDO3 {
+ regulator-name = "ldo3";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ ldo4_reg: LDO4 {
+ regulator-name = "ldo4";
+ regulator-min-microvolt = <900000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ ldo5_reg: LDO5 {
+ /* VDD_PHY_0V9 - MIPI and HDMI domains */
+ regulator-name = "ldo5";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-always-on;
+ };
+
+ ldo6_reg: LDO6 {
+ /* VDD_PHY_0V9 - MIPI, HDMI and USB domains */
+ regulator-name = "ldo6";
+ regulator-min-microvolt = <900000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ ldo7_reg: LDO7 {
+ /* VDD_PHY_3V3 - USB domain */
+ regulator-name = "ldo7";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+ };
+ };
+
+ eeprom@50 {
+ compatible = "atmel,24c08";
+ reg = <0x50>;
+ pagesize = <16>;
+ };
+};
+
+&snvs {
+ status = "okay";
+};
+
+&snvs_pwrkey {
+ status = "okay";
+};
+
+/* console */
+&uart3 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_uart3>;
+ status = "okay";
+};
+
+/* bluetooth */
+&uart4 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_uart4>;
+ assigned-clocks = <&clk IMX8MM_CLK_UART4>;
+ assigned-clock-parents = <&clk IMX8MM_SYS_PLL1_80M>;
+ uart-has-rtscts;
+
+ bluetooth {
+ compatible = "brcm,bcm4330-bt";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_bt>;
+ max-speed = <3000000>;
+ device-wakeup-gpios = <&gpio2 7 GPIO_ACTIVE_HIGH>;
+ host-wakeup-gpios = <&gpio2 8 GPIO_ACTIVE_HIGH>;
+ shutdown-gpios = <&gpio2 6 GPIO_ACTIVE_HIGH>;
+ };
+};
+
+&usdhc1 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ pinctrl-names = "default", "state_100mhz", "state_200mhz";
+ pinctrl-0 = <&pinctrl_usdhc1>, <&pinctrl_usdhc1_gpio>;
+ pinctrl-1 = <&pinctrl_usdhc1_100mhz>, <&pinctrl_usdhc1_gpio>;
+ pinctrl-2 = <&pinctrl_usdhc1_200mhz>, <&pinctrl_usdhc1_gpio>;
+ bus-width = <4>;
+ non-removable;
+ wifi-host;
+ pm-ignore-notify;
+ cap-power-off-card;
+ mmc-pwrseq = <&usdhc1_pwrseq>;
+
+ brcmf: wifi@1 {
+ compatible = "brcm,bcm4329-fmac";
+ reg = <1>;
+ interrupt-parent = <&gpio2>;
+ interrupts = <9 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "host-wake";
+ };
+};
+
+&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;
+ no-sd;
+ no-sdio;
+ no-1-8-v;
+ vmmc-supply = <®_usdhc3_vmmc>;
+ status = "okay";
+};
+
+&usbotg2 {
+ dr_mode = "host";
+ hnp-disable;
+ srp-disable;
+ disable-over-current;
+ status = "okay";
+};
+
+&wdog1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_wdog>;
+ fsl,ext-reset-output;
+ status = "okay";
+};
+
+&cpu_alert0 {
+ temperature = <105000>;
+};
+
+&cpu_crit0 {
+ temperature = <115000>;
+};
+
+&A53_0 {
+ cpu-supply = <&buck2_reg>;
+};
+
+&iomuxc {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_hog_1>;
+
+ ucm-imx8m-mini {
+ pinctrl_hog_1: hoggrp-1 {
+ fsl,pins = <
+ MX8MM_IOMUXC_GPIO1_IO10_GPIO1_IO10 0x19
+ MX8MM_IOMUXC_NAND_READY_B_GPIO3_IO16 0x190
+ >;
+ };
+
+ 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
+ >;
+ };
+
+ pinctrl_gpio_led: gpioledgrp {
+ fsl,pins = <
+ MX8MM_IOMUXC_GPIO1_IO12_GPIO1_IO12 0x19
+ >;
+ };
+
+ pinctrl_i2c2: i2c2grp {
+ fsl,pins = <
+ MX8MM_IOMUXC_I2C2_SCL_I2C2_SCL 0x400001c3
+ MX8MM_IOMUXC_I2C2_SDA_I2C2_SDA 0x400001c3
+ >;
+ };
+
+ pinctrl_pmic: pmicirq {
+ fsl,pins = <
+ MX8MM_IOMUXC_GPIO1_IO03_GPIO1_IO3 0x41
+ >;
+ };
+
+ pinctrl_reg_usdhc3: regusdhcgrp {
+ fsl,pins =
+ <MX8MM_IOMUXC_NAND_READY_B_GPIO3_IO16 0x146>;
+ };
+
+ pinctrl_reg_eth: regethgrp {
+ fsl,pins =
+ <MX8MM_IOMUXC_SD2_WP_GPIO2_IO20 0x146>;
+ };
+
+ pinctrl_uart3: uart3grp {
+ fsl,pins = <
+ MX8MM_IOMUXC_UART3_RXD_UART3_DCE_RX 0x49
+ MX8MM_IOMUXC_UART3_TXD_UART3_DCE_TX 0x49
+ >;
+ };
+
+ pinctrl_uart4: uart4grp {
+ fsl,pins = <
+ MX8MM_IOMUXC_ECSPI2_MISO_UART4_DCE_CTS_B 0x140
+ MX8MM_IOMUXC_ECSPI2_MOSI_UART4_DCE_TX 0x140
+ MX8MM_IOMUXC_ECSPI2_SS0_UART4_DCE_RTS_B 0x140
+ MX8MM_IOMUXC_ECSPI2_SCLK_UART4_DCE_RX 0x140
+ >;
+ };
+
+ pinctrl_usdhc1_gpio: usdhc1grpgpio {
+ fsl,pins = <
+ MX8MM_IOMUXC_SD1_RESET_B_GPIO2_IO10 0x41
+ >;
+ };
+
+ pinctrl_usdhc1: usdhc1grp {
+ fsl,pins = <
+ MX8MM_IOMUXC_SD1_CLK_USDHC1_CLK 0x190
+ MX8MM_IOMUXC_SD1_CMD_USDHC1_CMD 0x1d0
+ MX8MM_IOMUXC_SD1_DATA0_USDHC1_DATA0 0x1d0
+ MX8MM_IOMUXC_SD1_DATA1_USDHC1_DATA1 0x1d0
+ MX8MM_IOMUXC_SD1_DATA2_USDHC1_DATA2 0x1d0
+ MX8MM_IOMUXC_SD1_DATA3_USDHC1_DATA3 0x1d0
+ MX8MM_IOMUXC_GPIO1_IO03_USDHC1_VSELECT 0x1d0
+ >;
+ };
+
+ pinctrl_usdhc1_100mhz: usdhc1grp100mhz {
+ fsl,pins = <
+ MX8MM_IOMUXC_SD1_CLK_USDHC1_CLK 0x194
+ MX8MM_IOMUXC_SD1_CMD_USDHC1_CMD 0x1d4
+ MX8MM_IOMUXC_SD1_DATA0_USDHC1_DATA0 0x1d4
+ MX8MM_IOMUXC_SD1_DATA1_USDHC1_DATA1 0x1d4
+ MX8MM_IOMUXC_SD1_DATA2_USDHC1_DATA2 0x1d4
+ MX8MM_IOMUXC_SD1_DATA3_USDHC1_DATA3 0x1d4
+ MX8MM_IOMUXC_GPIO1_IO03_USDHC1_VSELECT 0x1d0
+ >;
+ };
+
+ pinctrl_usdhc1_200mhz: usdhc1grp200mhz {
+ fsl,pins = <
+ MX8MM_IOMUXC_SD1_CLK_USDHC1_CLK 0x196
+ MX8MM_IOMUXC_SD1_CMD_USDHC1_CMD 0x1d6
+ MX8MM_IOMUXC_SD1_DATA0_USDHC1_DATA0 0x1d6
+ MX8MM_IOMUXC_SD1_DATA1_USDHC1_DATA1 0x1d6
+ MX8MM_IOMUXC_SD1_DATA2_USDHC1_DATA2 0x1d6
+ MX8MM_IOMUXC_SD1_DATA3_USDHC1_DATA3 0x1d6
+ MX8MM_IOMUXC_GPIO1_IO03_USDHC1_VSELECT 0x1d0
+ >;
+ };
+
+
+
+ pinctrl_usdhc3: usdhc3grp {
+ fsl,pins = <
+ MX8MM_IOMUXC_NAND_WE_B_USDHC3_CLK 0x40000190
+ 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: usdhc3grp100mhz {
+ fsl,pins = <
+ MX8MM_IOMUXC_NAND_WE_B_USDHC3_CLK 0x40000194
+ 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: usdhc3grp200mhz {
+ fsl,pins = <
+ MX8MM_IOMUXC_NAND_WE_B_USDHC3_CLK 0x40000196
+ 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
+ >;
+ };
+
+ pinctrl_bt: bt0grp {
+ fsl,pins = <
+ MX8MM_IOMUXC_SD1_DATA4_GPIO2_IO6 0x19 /* BT_REG_ON */
+ MX8MM_IOMUXC_SD1_DATA5_GPIO2_IO7 0x19 /* BT_DEV_WU */
+ MX8MM_IOMUXC_SD1_DATA6_GPIO2_IO8 0x19 /* BT_HST_WU */
+ >;
+ };
+ };
+};
--
2.34.1
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