diff options
Diffstat (limited to 'arch/arm64/boot/dts/freescale/imx8mp-dhcom-pdk2.dts')
| -rw-r--r-- | arch/arm64/boot/dts/freescale/imx8mp-dhcom-pdk2.dts | 168 |
1 files changed, 168 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/freescale/imx8mp-dhcom-pdk2.dts b/arch/arm64/boot/dts/freescale/imx8mp-dhcom-pdk2.dts new file mode 100644 index 000000000..382fbedaf --- /dev/null +++ b/arch/arm64/boot/dts/freescale/imx8mp-dhcom-pdk2.dts @@ -0,0 +1,168 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * Copyright (C) 2022 Marek Vasut <marex@denx.de> + * + * 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 + * PDK2 PCB number: 516-400 or newer + */ + +/dts-v1/; + +#include <dt-bindings/leds/common.h> +#include <dt-bindings/phy/phy-imx8-pcie.h> +#include "imx8mp-dhcom-som.dtsi" + +/ { + model = "DH electronics i.MX8M Plus DHCOM Premium Developer Kit (2)"; + compatible = "dh,imx8mp-dhcom-pdk2", "dh,imx8mp-dhcom-som", + "fsl,imx8mp"; + + chosen { + stdout-path = &uart1; + }; + + gpio-keys { + compatible = "gpio-keys"; + + button-0 { + gpios = <&gpio1 9 GPIO_ACTIVE_LOW>; /* GPIO A */ + label = "TA1-GPIO-A"; + linux,code = <KEY_A>; + 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 = <KEY_B>; + 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 = <KEY_C>; + pinctrl-0 = <&pinctrl_dhcom_c>; + pinctrl-names = "default"; + wakeup-source; + }; + + button-3 { + gpios = <&gpio4 27 GPIO_ACTIVE_LOW>; /* GPIO D */ + label = "TA4-GPIO-D"; + linux,code = <KEY_D>; + pinctrl-0 = <&pinctrl_dhcom_d>; + pinctrl-names = "default"; + wakeup-source; + }; + }; + + led { + compatible = "gpio-leds"; + + led-0 { + color = <LED_COLOR_ID_GREEN>; + default-state = "off"; + function = LED_FUNCTION_INDICATOR; + gpios = <&gpio5 22 GPIO_ACTIVE_HIGH>; /* GPIO E */ + pinctrl-0 = <&pinctrl_dhcom_e>; + pinctrl-names = "default"; + }; + + led-1 { + color = <LED_COLOR_ID_GREEN>; + default-state = "off"; + function = LED_FUNCTION_INDICATOR; + gpios = <&gpio5 23 GPIO_ACTIVE_HIGH>; /* GPIO F */ + pinctrl-0 = <&pinctrl_dhcom_f>; + pinctrl-names = "default"; + }; + + led-2 { + color = <LED_COLOR_ID_GREEN>; + default-state = "off"; + function = LED_FUNCTION_INDICATOR; + gpios = <&gpio1 11 GPIO_ACTIVE_HIGH>; /* GPIO H */ + pinctrl-0 = <&pinctrl_dhcom_h>; + pinctrl-names = "default"; + }; + + led-3 { + color = <LED_COLOR_ID_GREEN>; + default-state = "off"; + function = LED_FUNCTION_INDICATOR; + gpios = <&gpio1 5 GPIO_ACTIVE_HIGH>; /* GPIO I */ + pinctrl-0 = <&pinctrl_dhcom_i>; + pinctrl-names = "default"; + }; + }; +}; + +/* + * PDK2 carrier board uses SoM with KSZ9131 populated and connected to + * SoM EQoS ethernet RGMII interface. Remove the other SoM PHY DT node. + */ +/delete-node/ ðphy0f; + +/* + * PDK2 carrier board has KSZ9021 PHY populated and connected to SoM FEC + * ethernet RGMII interface. The SoM is not populated with second FEC PHY. + */ +/delete-node/ ðphy1f; + +&fec { /* Second ethernet */ + phy-handle = <ðphypdk>; + + mdio { + ethphypdk: ethernet-phy@7 { /* KSZ 9021 */ + compatible = "ethernet-phy-ieee802.3-c22"; + pinctrl-0 = <&pinctrl_ethphy1>; + pinctrl-names = "default"; + interrupt-parent = <&gpio4>; + interrupts = <3 IRQ_TYPE_LEVEL_LOW>; + max-speed = <100>; + reg = <7>; + reset-assert-us = <1000>; + reset-deassert-us = <1000>; + reset-gpios = <&gpio4 2 GPIO_ACTIVE_LOW>; + rxc-skew-ps = <3000>; + rxd0-skew-ps = <0>; + rxd1-skew-ps = <0>; + rxd2-skew-ps = <0>; + rxd3-skew-ps = <0>; + rxdv-skew-ps = <0>; + txc-skew-ps = <3000>; + txd0-skew-ps = <0>; + txd1-skew-ps = <0>; + txd2-skew-ps = <0>; + txd3-skew-ps = <0>; + txen-skew-ps = <0>; + }; + }; +}; + +&flexcan1 { + status = "okay"; +}; + +&usb3_1 { + fsl,over-current-active-low; +}; + +&iomuxc { + /* + * GPIO_A,B,C,D are connected to buttons. + * GPIO_E,F,H,I are connected to LEDs. + * GPIO_M is connected to CLKOUT2. + */ + pinctrl-0 = <&pinctrl_hog_base + &pinctrl_dhcom_g &pinctrl_dhcom_j + &pinctrl_dhcom_k &pinctrl_dhcom_l + &pinctrl_dhcom_int>; +}; |