diff options
Diffstat (limited to 'arch/arm64/boot/dts/freescale/imx8mm-iot-gateway.dts')
| -rw-r--r-- | arch/arm64/boot/dts/freescale/imx8mm-iot-gateway.dts | 218 |
1 files changed, 218 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/freescale/imx8mm-iot-gateway.dts b/arch/arm64/boot/dts/freescale/imx8mm-iot-gateway.dts new file mode 100644 index 000000000000..370558a8ba46 --- /dev/null +++ b/arch/arm64/boot/dts/freescale/imx8mm-iot-gateway.dts @@ -0,0 +1,218 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +// +// Copyright 2020 CompuLab + +#include "imx8mm-ucm-som.dtsi" +#include <dt-bindings/phy/phy-imx8-pcie.h> +/ { + model = "CompuLab i.MX8MM IoT Gateway"; + compatible = "compulab,imx8mm-iot-gateway", "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>; + enable-active-high; + regulator-always-on; + }; + + regulator-usbhub-rst { + compatible = "regulator-fixed"; + regulator-name = "usbhub_rst"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + gpio = <&gpio3 24 GPIO_ACTIVE_HIGH>; + enable-active-high; + regulator-always-on; + }; + + 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>; + enable-active-high; + regulator-always-on; + }; + + regulator-uart1-shdn { + compatible = "regulator-fixed"; + regulator-name = "uart1_shdn"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + gpio = <&gpio5 5 GPIO_ACTIVE_HIGH>; + enable-active-high; + regulator-always-on; + }; + + 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; + }; + + regulator-usdhc2-v { + compatible = "regulator-fixed"; + regulator-name = "usdhc2_v"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + gpio = <&gpio1 4 GPIO_ACTIVE_HIGH>; + enable-active-high; + regulator-always-on; + }; + + regulator-mpcie2-rst { + compatible = "regulator-fixed"; + regulator-name = "mpcie2_rst"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + gpio = <&gpio3 22 GPIO_ACTIVE_HIGH>; + enable-active-high; + regulator-always-on; + }; + + regulator-mpcie2lora-dis { + compatible = "regulator-fixed"; + regulator-name = "mpcie2lora_dis"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + gpio = <&gpio3 21 GPIO_ACTIVE_HIGH>; + enable-active-high; + regulator-always-on; + }; + + pcie0_refclk: clock-pcie0-refclk { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <100000000>; + }; +}; + +&i2c1 { + clock-frequency = <100000>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c1>; + status = "okay"; + + eeprom@54 { + compatible = "atmel,24c08"; + reg = <0x54>; + pagesize = <16>; + }; +}; + +&ecspi1 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_ecspi1 &pinctrl_ecspi1_cs>; + cs-gpios = <&gpio5 9 GPIO_ACTIVE_LOW>; + status = "okay"; +}; + +&pcie_phy { + fsl,refclk-pad-mode = <IMX8_PCIE_REFCLK_PAD_INPUT>; + fsl,tx-deemph-gen1 = <0x2d>; + fsl,tx-deemph-gen2 = <0xf>; + fsl,clkreq-unsupported; + clocks = <&pcie0_refclk>; + clock-names = "ref"; + status = "okay"; +}; + +&pcie0 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_pcie0>; + reset-gpio = <&gpio3 20 GPIO_ACTIVE_LOW>; + status = "okay"; +}; + +&usbotg1 { + dr_mode = "host"; + status = "okay"; +}; + +&usbotg2 { + #address-cells = <1>; + #size-cells = <0>; + dr_mode = "host"; + usb-role-switch; + status = "okay"; + + usbhub@1 { + compatible = "usb424,9514"; + reg = <1>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_usb9514>; + #address-cells = <1>; + #size-cells = <0>; + + ethernet: ethernet@1 { + compatible = "usb424,ec00"; + reg = <1>; + }; + }; +}; + +&usdhc2 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_usdhc2>; + bus-width = <4>; + mmc-ddr-1_8v; + non-removable; + status = "okay"; +}; + +&iomuxc { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_hog>; + + pinctrl_hog: hoggrp { + fsl,pins = < + /* mPCIe2 */ + MX8MM_IOMUXC_SAI5_RXD0_GPIO3_IO21 0x140 + MX8MM_IOMUXC_SAI5_RXD1_GPIO3_IO22 0x140 + >; + }; + + 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: ecspi1csgrp { + fsl,pins = < + MX8MM_IOMUXC_ECSPI1_SS0_GPIO5_IO9 0x40000 + >; + }; + + pinctrl_pcie0: pcie0grp { + fsl,pins = < + MX8MM_IOMUXC_SAI5_RXC_GPIO3_IO20 0x140 + >; + }; + + pinctrl_usb9514: usb9514grp { + fsl,pins = < + MX8MM_IOMUXC_SAI3_RXFS_GPIO4_IO28 0x140 /* USB_PS_EN */ + MX8MM_IOMUXC_SAI5_RXD3_GPIO3_IO24 0x140 /* HUB_RSTn */ + >; + }; +}; |