From 44eeddd6bd185358ecbdfb5c8f4fd24c1d58645f Mon Sep 17 00:00:00 2001 From: Marek Vasut Date: Fri, 17 Mar 2023 10:47:25 +0100 Subject: [PATCH] arm64: dts: imx8mp: Add support for DH electronics i.MX8M Plus DHCOM and PDK3 Add support for DH electronics i.MX8M Plus DHCOM SoM on PDK3 carrier board. Currently supported are serial console, EQoS and FEC ethernets, eMMC, SD, SPI NOR, CAN, M.2 E-Key or M.2 M-Key PCIe, USB . Signed-off-by: Marek Vasut Reviewed-by: Fabio Estevam Signed-off-by: Shawn Guo --- arch/arm64/boot/dts/freescale/Makefile | 1 + .../boot/dts/freescale/imx8mp-dhcom-pdk3.dts | 306 ++++++++++++++++++ 2 files changed, 307 insertions(+) create mode 100644 arch/arm64/boot/dts/freescale/imx8mp-dhcom-pdk3.dts diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile index 2eb746f6a2c2..e2f86df16ab0 100644 --- a/arch/arm64/boot/dts/freescale/Makefile +++ b/arch/arm64/boot/dts/freescale/Makefile @@ -91,6 +91,7 @@ dtb-$(CONFIG_ARCH_MXC) += imx8mn-venice-gw7902.dtb dtb-$(CONFIG_ARCH_MXC) += imx8mp-beacon-kit.dtb dtb-$(CONFIG_ARCH_MXC) += imx8mp-debix-model-a.dtb dtb-$(CONFIG_ARCH_MXC) += imx8mp-dhcom-pdk2.dtb +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 diff --git a/arch/arm64/boot/dts/freescale/imx8mp-dhcom-pdk3.dts b/arch/arm64/boot/dts/freescale/imx8mp-dhcom-pdk3.dts new file mode 100644 index 000000000000..b5e76b992a10 --- /dev/null +++ b/arch/arm64/boot/dts/freescale/imx8mp-dhcom-pdk3.dts @@ -0,0 +1,306 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * Copyright (C) 2023 Marek Vasut + * + * DHCOM iMX8MP variant: + * DHCM-iMX8ML8-C160-R409-F1638-SPI16-GE-CAN2-SD-RTC-WBTA-ADC-T-RGB-CSI2-HS-I-01D2 + * DHCOM PCB number: 660-100 or newer + * PDK3 PCB number: 669-100 or newer + */ + +/dts-v1/; + +#include +#include +#include "imx8mp-dhcom-som.dtsi" + +/ { + model = "DH electronics i.MX8M Plus DHCOM Premium Developer Kit (3)"; + compatible = "dh,imx8mp-dhcom-pdk3", "dh,imx8mp-dhcom-som", + "fsl,imx8mp"; + + chosen { + stdout-path = &uart1; + }; + + clk_pcie: clock-pcie { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <100000000>; + }; + + connector { + compatible = "usb-c-connector"; + label = "USB-C"; + data-role = "dual"; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + + usb_c_0_hs_ep: endpoint { + remote-endpoint = <&dwc3_0_hs_ep>; + }; + }; + + port@1 { + reg = <1>; + + usb_c_0_ss_ep: endpoint { + remote-endpoint = <&ptn5150_in_ep>; + }; + }; + }; + }; + + gpio-keys { + compatible = "gpio-keys"; + + button-0 { + gpios = <&gpio1 9 GPIO_ACTIVE_LOW>; /* GPIO A */ + label = "TA1-GPIO-A"; + linux,code = ; + pinctrl-0 = <&pinctrl_dhcom_a>; + pinctrl-names = "default"; + wakeup-source; + }; + + button-1 { + gpios = <&gpio1 8 GPIO_ACTIVE_LOW>; /* GPIO B */ + label = "TA2-GPIO-B"; + linux,code = ; + pinctrl-0 = <&pinctrl_dhcom_b>; + pinctrl-names = "default"; + wakeup-source; + }; + + button-2 { + gpios = <&gpio5 2 GPIO_ACTIVE_LOW>; /* GPIO C */ + label = "TA3-GPIO-C"; + linux,code = ; + pinctrl-0 = <&pinctrl_dhcom_c>; + pinctrl-names = "default"; + wakeup-source; + }; + + button-3 { + gpios = <&gpio5 22 GPIO_ACTIVE_LOW>; /* GPIO E */ + label = "TA4-GPIO-E"; + linux,code = ; + pinctrl-0 = <&pinctrl_dhcom_e>; + pinctrl-names = "default"; + wakeup-source; + }; + }; + + led { + compatible = "gpio-leds"; + + led-0 { + color = ; + default-state = "off"; + function = LED_FUNCTION_INDICATOR; + function-enumerator = <0>; + gpios = <&gpio4 27 GPIO_ACTIVE_HIGH>; /* GPIO D */ + pinctrl-0 = <&pinctrl_dhcom_d>; + pinctrl-names = "default"; + }; + + led-1 { + color = ; + default-state = "off"; + function = LED_FUNCTION_INDICATOR; + function-enumerator = <1>; + gpios = <&gpio5 23 GPIO_ACTIVE_HIGH>; /* GPIO F */ + pinctrl-0 = <&pinctrl_dhcom_f>; + pinctrl-names = "default"; + }; + + led-2 { + color = ; + default-state = "off"; + function = LED_FUNCTION_INDICATOR; + function-enumerator = <2>; + gpios = <&gpio1 0 GPIO_ACTIVE_HIGH>; /* GPIO G */ + pinctrl-0 = <&pinctrl_dhcom_g>; + pinctrl-names = "default"; + }; + + led-3 { + color = ; + default-state = "off"; + function = LED_FUNCTION_INDICATOR; + function-enumerator = <3>; + gpios = <&gpio1 5 GPIO_ACTIVE_HIGH>; /* GPIO I */ + pinctrl-0 = <&pinctrl_dhcom_i>; + pinctrl-names = "default"; + }; + }; + + reg_avdd: regulator-avdd { /* AUDIO_VDD */ + compatible = "regulator-fixed"; + regulator-always-on; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-name = "AUDIO_VDD"; + }; +}; + +&i2c5 { + i2c-mux@70 { + compatible = "nxp,pca9540"; + reg = <0x70>; + #address-cells = <1>; + #size-cells = <0>; + + i2cmuxed0: i2c@0 { + #address-cells = <1>; + #size-cells = <0>; + reg = <0>; + + typec@3d { + compatible = "nxp,ptn5150"; + reg = <0x3d>; + interrupt-parent = <&gpio4>; + interrupts = <25 IRQ_TYPE_EDGE_FALLING>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_ptn5150>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + + ptn5150_in_ep: endpoint { + remote-endpoint = <&usb_c_0_ss_ep>; + }; + }; + + port@1 { + reg = <1>; + + ptn5150_out_ep: endpoint { + remote-endpoint = <&dwc3_0_ss_ep>; + }; + }; + }; + }; + + power-sensor@40 { + compatible = "ti,ina238"; + reg = <0x40>; + shunt-resistor = <20000>; /* 0.02 R */ + ti,shunt-gain = <1>; /* Drop cca. 40mV */ + }; + + eeprom_board: eeprom@54 { + compatible = "atmel,24c04"; + pagesize = <16>; + reg = <0x54>; + }; + }; + + i2cmuxed1: i2c@1 { /* HDMI DDC I2C */ + #address-cells = <1>; + #size-cells = <0>; + reg = <1>; + }; + }; +}; + +ðphy0g { + reg = <7>; +}; + +&fec { /* Second ethernet */ + pinctrl-0 = <&pinctrl_fec_rgmii>; + phy-handle = <ðphypdk>; + phy-mode = "rgmii-id"; + + mdio { + ethphypdk: ethernet-phy@7 { /* Micrel KSZ9131RNXI */ + compatible = "ethernet-phy-id0022.1642", + "ethernet-phy-ieee802.3-c22"; + interrupt-parent = <&gpio4>; + interrupts = <3 IRQ_TYPE_LEVEL_LOW>; + pinctrl-0 = <&pinctrl_ethphy1>; + pinctrl-names = "default"; + reg = <7>; + reset-assert-us = <1000>; + /* RESET_N signal rise time ~100ms */ + reset-deassert-us = <120000>; + reset-gpios = <&gpio4 2 GPIO_ACTIVE_LOW>; + }; + }; +}; + +&flexcan1 { + status = "okay"; +}; + +&pcie_phy { + clocks = <&clk_pcie>; + clock-names = "ref"; + fsl,refclk-pad-mode = ; + status = "okay"; +}; + +&pcie { + fsl,max-link-speed = <3>; + reset-gpio = <&gpio1 6 GPIO_ACTIVE_LOW>; + status = "okay"; +}; + +&usb_dwc3_0 { + usb-role-switch; + + port { + #address-cells = <1>; + #size-cells = <0>; + + dwc3_0_hs_ep: endpoint@0 { + reg = <0>; + remote-endpoint = <&usb_c_0_hs_ep>; + }; + + dwc3_0_ss_ep: endpoint@1 { + reg = <1>; + remote-endpoint = <&ptn5150_out_ep>; + }; + }; +}; + +&usb3_1 { + fsl,disable-port-power-control; + fsl,permanently-attached; +}; + +&usb_dwc3_1 { + /* This port has USB5734 Hub connected to it, PWR/OC pins are unused */ + /delete-property/ pinctrl-names; + /delete-property/ pinctrl-0; +}; + +&iomuxc { + /* + * GPIO_A,B,C,E are connected to buttons. + * GPIO_D,F,G,I are connected to LEDs. + * GPIO_H is connected to USB Hub RESET_N. + * GPIO_M is connected to CLKOUT2. + */ + pinctrl-0 = <&pinctrl_hog_base + &pinctrl_dhcom_h &pinctrl_dhcom_j &pinctrl_dhcom_k + &pinctrl_dhcom_l + &pinctrl_dhcom_int>; + + pinctrl_ptn5150: ptn5150grp { + fsl,pins = < + MX8MP_IOMUXC_SAI2_TXC__GPIO4_IO25 0x40000000 + >; + }; +}; -- 2.50.1