| // SPDX-License-Identifier: (GPL-2.0+ OR MIT) |
| /* |
| * Copyright 2019-2020 NXP |
| */ |
| |
| /dts-v1/; |
| |
| #include "imx8mm-evk.dtsi" |
| |
| / { |
| model = "FSL i.MX8MM EVKB"; |
| compatible = "fsl,imx8mm-evkb", "fsl,imx8mm"; |
| }; |
| |
| &i2c1 { |
| /delete-node/ pmic@4b; |
| |
| pmic@25 { |
| compatible = "nxp,pca9450a"; |
| reg = <0x25>; |
| pinctrl-0 = <&pinctrl_pmic>; |
| pinctrl-names = "default"; |
| interrupt-parent = <&gpio1>; |
| interrupts = <3 IRQ_TYPE_LEVEL_LOW>; |
| |
| regulators { |
| /* VDD_SOC with PCIe */ |
| buck1_reg: BUCK1 { |
| regulator-name = "BUCK1"; |
| regulator-min-microvolt = <850000>; |
| regulator-max-microvolt = <850000>; |
| regulator-boot-on; |
| regulator-always-on; |
| regulator-ramp-delay = <3125>; |
| }; |
| |
| /* VDD_ARM */ |
| buck2_reg: BUCK2 { |
| regulator-name = "BUCK2"; |
| regulator-min-microvolt = <850000>; |
| regulator-max-microvolt = <1000000>; |
| regulator-boot-on; |
| regulator-always-on; |
| regulator-ramp-delay = <3125>; |
| nxp,dvs-standby-voltage = <850000>; |
| }; |
| |
| /* VDD_GPU, VDD_VPU, VDD_DRAM */ |
| buck3_reg: BUCK3 { |
| regulator-name = "BUCK3"; |
| regulator-min-microvolt = <850000>; |
| regulator-max-microvolt = <1000000>; |
| regulator-boot-on; |
| regulator-always-on; |
| }; |
| |
| /* NVCC_3V3 */ |
| buck4_reg: BUCK4 { |
| regulator-name = "BUCK4"; |
| regulator-min-microvolt = <3300000>; |
| regulator-max-microvolt = <3300000>; |
| regulator-boot-on; |
| regulator-always-on; |
| }; |
| |
| /* VDD_1V8, NVCC_1V8, NVCC_ENET */ |
| buck5_reg: BUCK5 { |
| regulator-name = "BUCK5"; |
| regulator-min-microvolt = <1800000>; |
| regulator-max-microvolt = <1800000>; |
| regulator-boot-on; |
| regulator-always-on; |
| }; |
| |
| /* NVCC_DRAM for LPDDR4 */ |
| buck6_reg: BUCK6 { |
| regulator-name = "BUCK6"; |
| regulator-min-microvolt = <1100000>; |
| regulator-max-microvolt = <1100000>; |
| regulator-boot-on; |
| regulator-always-on; |
| }; |
| |
| /* NVCC_SNVS_1P8 */ |
| ldo1_reg: LDO1 { |
| regulator-name = "LDO1"; |
| regulator-min-microvolt = <1800000>; |
| regulator-max-microvolt = <1800000>; |
| regulator-boot-on; |
| regulator-always-on; |
| }; |
| |
| /* VDD_SNVS_0P8 */ |
| ldo2_reg: LDO2 { |
| regulator-name = "LDO2"; |
| regulator-min-microvolt = <800000>; |
| regulator-max-microvolt = <800000>; |
| regulator-boot-on; |
| regulator-always-on; |
| }; |
| |
| /* VDD_*_1V8 */ |
| ldo3_reg: LDO3 { |
| regulator-name = "LDO3"; |
| regulator-min-microvolt = <1800000>; |
| regulator-max-microvolt = <1800000>; |
| regulator-boot-on; |
| regulator-always-on; |
| }; |
| |
| /* VDD_PHY_0V9 */ |
| ldo4_reg: LDO4 { |
| regulator-name = "LDO4"; |
| regulator-min-microvolt = <900000>; |
| regulator-max-microvolt = <900000>; |
| regulator-boot-on; |
| regulator-always-on; |
| }; |
| |
| /* NVCC_SD2 */ |
| ldo5_reg: LDO5 { |
| regulator-name = "LDO5"; |
| regulator-min-microvolt = <1800000>; |
| regulator-max-microvolt = <3300000>; |
| }; |
| }; |
| }; |
| }; |
