| // SPDX-License-Identifier: (GPL-2.0+ OR MIT) |
| /* |
| * Copyright 2019 NXP |
| */ |
| |
| /dts-v1/; |
| |
| #include "imx8mn.dtsi" |
| #include "imx8mn-evk.dtsi" |
| |
| / { |
| model = "NXP i.MX8MNano DDR4 EVK board"; |
| compatible = "fsl,imx8mn-ddr4-evk", "fsl,imx8mn"; |
| }; |
| |
| &A53_0 { |
| cpu-supply = <&buck2_reg>; |
| }; |
| |
| &i2c1 { |
| pmic@4b { |
| compatible = "rohm,bd71847"; |
| reg = <0x4b>; |
| pinctrl-0 = <&pinctrl_pmic>; |
| 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-always-on; |
| regulator-ramp-delay = <1250>; |
| }; |
| |
| buck2_reg: BUCK2 { |
| regulator-name = "BUCK2"; |
| regulator-min-microvolt = <700000>; |
| regulator-max-microvolt = <1300000>; |
| regulator-boot-on; |
| regulator-always-on; |
| regulator-ramp-delay = <1250>; |
| }; |
| |
| buck3_reg: BUCK3 { |
| // BUCK5 in datasheet |
| regulator-name = "BUCK3"; |
| regulator-min-microvolt = <700000>; |
| regulator-max-microvolt = <1350000>; |
| }; |
| |
| buck4_reg: BUCK4 { |
| // BUCK6 in datasheet |
| regulator-name = "BUCK4"; |
| regulator-min-microvolt = <3000000>; |
| regulator-max-microvolt = <3300000>; |
| regulator-boot-on; |
| regulator-always-on; |
| }; |
| |
| buck5_reg: BUCK5 { |
| // BUCK7 in datasheet |
| regulator-name = "BUCK5"; |
| regulator-min-microvolt = <1605000>; |
| regulator-max-microvolt = <1995000>; |
| regulator-boot-on; |
| regulator-always-on; |
| }; |
| |
| buck6_reg: BUCK6 { |
| // BUCK8 in datasheet |
| regulator-name = "BUCK6"; |
| 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; |
| regulator-always-on; |
| }; |
| |
| ldo2_reg: LDO2 { |
| regulator-name = "LDO2"; |
| regulator-min-microvolt = <900000>; |
| regulator-max-microvolt = <900000>; |
| regulator-boot-on; |
| 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; |
| }; |
| |
| ldo6_reg: LDO6 { |
| regulator-name = "LDO6"; |
| regulator-min-microvolt = <900000>; |
| regulator-max-microvolt = <1800000>; |
| regulator-boot-on; |
| regulator-always-on; |
| }; |
| }; |
| }; |
| }; |
| |
| &iomuxc { |
| pinctrl_pmic: pmicirq { |
| fsl,pins = < |
| MX8MN_IOMUXC_GPIO1_IO03_GPIO1_IO3 0x41 |
| >; |
| }; |
| }; |
