| // SPDX-License-Identifier: (GPL-2.0+ OR MIT) |
| /* |
| * Copyright 2023 Emtop Embedded Solutions |
| */ |
| |
| /dts-v1/; |
| |
| #include <dt-bindings/gpio/gpio.h> |
| #include <dt-bindings/leds/common.h> |
| #include <dt-bindings/usb/pd.h> |
| |
| #include "imx8mm.dtsi" |
| |
| / { |
| model = "Emtop Embedded Solutions i.MX8M Mini SOM-IMX8MMLPD4 SoM"; |
| compatible = "ees,imx8mm-emtop-som", "fsl,imx8mm"; |
| |
| chosen { |
| stdout-path = &uart2; |
| }; |
| |
| leds { |
| compatible = "gpio-leds"; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&pinctrl_gpio_led>; |
| |
| led-0 { |
| function = LED_FUNCTION_POWER; |
| gpios = <&gpio3 16 GPIO_ACTIVE_HIGH>; |
| linux,default-trigger = "heartbeat"; |
| }; |
| }; |
| }; |
| |
| &A53_0 { |
| cpu-supply = <&buck2>; |
| }; |
| |
| &A53_1 { |
| cpu-supply = <&buck2>; |
| }; |
| |
| &A53_2 { |
| cpu-supply = <&buck2>; |
| }; |
| |
| &A53_3 { |
| cpu-supply = <&buck2>; |
| }; |
| |
| &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_EDGE_RISING>; |
| |
| regulators { |
| buck1: BUCK1 { |
| regulator-name = "BUCK1"; |
| regulator-min-microvolt = <800000>; |
| regulator-max-microvolt = <1000000>; |
| regulator-boot-on; |
| regulator-always-on; |
| regulator-ramp-delay = <3125>; |
| }; |
| |
| buck2: BUCK2 { |
| regulator-name = "BUCK2"; |
| regulator-min-microvolt = <800000>; |
| regulator-max-microvolt = <900000>; |
| regulator-boot-on; |
| regulator-always-on; |
| regulator-ramp-delay = <3125>; |
| }; |
| |
| buck3: BUCK3 { |
| regulator-name = "BUCK3"; |
| regulator-min-microvolt = <800000>; |
| regulator-max-microvolt = <1000000>; |
| regulator-boot-on; |
| regulator-always-on; |
| }; |
| |
| buck4: BUCK4 { |
| regulator-name = "BUCK4"; |
| regulator-min-microvolt = <3000000>; |
| regulator-max-microvolt = <3600000>; |
| regulator-boot-on; |
| regulator-always-on; |
| }; |
| |
| buck5: BUCK5 { |
| regulator-name = "BUCK5"; |
| regulator-min-microvolt = <1650000>; |
| regulator-max-microvolt = <1950000>; |
| regulator-boot-on; |
| regulator-always-on; |
| }; |
| |
| buck6: BUCK6 { |
| regulator-name = "BUCK6"; |
| regulator-min-microvolt = <1100000>; |
| regulator-max-microvolt = <1200000>; |
| regulator-boot-on; |
| regulator-always-on; |
| }; |
| |
| ldo1: LDO1 { |
| regulator-name = "LDO1"; |
| regulator-min-microvolt = <1650000>; |
| regulator-max-microvolt = <1950000>; |
| regulator-boot-on; |
| regulator-always-on; |
| }; |
| |
| ldo2: LDO2 { |
| regulator-name = "LDO2"; |
| regulator-min-microvolt = <800000>; |
| regulator-max-microvolt = <945000>; |
| regulator-boot-on; |
| regulator-always-on; |
| }; |
| |
| ldo3: LDO3 { |
| regulator-name = "LDO3"; |
| regulator-min-microvolt = <1710000>; |
| regulator-max-microvolt = <1890000>; |
| regulator-boot-on; |
| regulator-always-on; |
| }; |
| |
| ldo4: LDO4 { |
| regulator-name = "LDO4"; |
| regulator-min-microvolt = <810000>; |
| regulator-max-microvolt = <945000>; |
| regulator-boot-on; |
| regulator-always-on; |
| }; |
| |
| ldo5: LDO5 { |
| regulator-name = "LDO5"; |
| regulator-min-microvolt = <1650000>; |
| regulator-max-microvolt = <3600000>; |
| }; |
| }; |
| }; |
| }; |
| |
| &uart2 { |
| pinctrl-names = "default"; |
| pinctrl-0 = <&pinctrl_uart2>; |
| status = "okay"; |
| }; |
| |
| &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; |
| status = "okay"; |
| }; |
| |
| &wdog1 { |
| pinctrl-names = "default"; |
| pinctrl-0 = <&pinctrl_wdog>; |
| fsl,ext-reset-output; |
| status = "okay"; |
| }; |
| |
| &iomuxc { |
| pinctrl_gpio_led: emtop-gpio-led-grp { |
| fsl,pins = < |
| MX8MM_IOMUXC_NAND_READY_B_GPIO3_IO16 0x19 |
| MX8MM_IOMUXC_SAI3_RXC_GPIO4_IO29 0x19 |
| >; |
| }; |
| |
| pinctrl_i2c1: emtop-i2c1-grp { |
| fsl,pins = < |
| MX8MM_IOMUXC_I2C1_SCL_I2C1_SCL 0x400001c3 |
| MX8MM_IOMUXC_I2C1_SDA_I2C1_SDA 0x400001c3 |
| >; |
| }; |
| |
| pinctrl_pmic: emtop-pmic-grp { |
| fsl,pins = < |
| MX8MM_IOMUXC_GPIO1_IO03_GPIO1_IO3 0x41 |
| >; |
| }; |
| |
| pinctrl_uart2: emtop-uart2-grp { |
| fsl,pins = < |
| MX8MM_IOMUXC_UART2_RXD_UART2_DCE_RX 0x140 |
| MX8MM_IOMUXC_UART2_TXD_UART2_DCE_TX 0x140 |
| >; |
| }; |
| |
| pinctrl_usdhc3: emtop-usdhc3-grp { |
| fsl,pins = < |
| MX8MM_IOMUXC_NAND_WE_B_USDHC3_CLK 0x190 |
| 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: emtop-usdhc3-100mhz-grp { |
| fsl,pins = < |
| MX8MM_IOMUXC_NAND_WE_B_USDHC3_CLK 0x194 |
| 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: emtop-usdhc3-200mhz-grp { |
| fsl,pins = < |
| MX8MM_IOMUXC_NAND_WE_B_USDHC3_CLK 0x196 |
| 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: emtop-wdog-grp { |
| fsl,pins = < |
| MX8MM_IOMUXC_GPIO1_IO02_WDOG1_WDOG_B 0xc6 |
| >; |
| }; |
| }; |
