Commit b87f4ff5 authored by Johannes Schneider's avatar Johannes Schneider Committed by Shawn Guo
Browse files

arm64: dts: add NXP i.MX8MM-EVKB support 

Add the i.MX8MM-EVKB [1] devicetree support. The EVKB is basically the
same device except for the different used PMIC.

[1] https://www.nxp.com/design/development-boards/

 \
        i-mx-evaluation-and-development-boards/ \
	evaluation-kit-for-the-i-mx-8m-mini-applications-processor:8MMINILPD4-EVK

Signed-off-by: default avatarJohannes Schneider <johannes.schneider@leica-geosystems.com>
[m.felsch@pengutronix.de: Adapt the commit message]
[m.felsch@pengutronix.de: Include Shawns feedback]
[m.felsch@pengutronix.de: Fix the regulator settings]
Signed-off-by: default avatarMarco Felsch <m.felsch@pengutronix.de>
Signed-off-by: default avatarShawn Guo <shawnguo@kernel.org>
parent 4088f98e

arch/arm64/boot/dts/freescale/Makefile

+1 −0
Original line number Diff line number Diff line
@@ -55,6 +55,7 @@ dtb-$(CONFIG_ARCH_MXC) += imx8mm-data-modul-edm-sbc.dtb 
dtb-$(CONFIG_ARCH_MXC) += imx8mm-ddr4-evk.dtb

dtb-$(CONFIG_ARCH_MXC) += imx8mm-emcon-avari.dtb

dtb-$(CONFIG_ARCH_MXC) += imx8mm-evk.dtb

dtb-$(CONFIG_ARCH_MXC) += imx8mm-evkb.dtb

dtb-$(CONFIG_ARCH_MXC) += imx8mm-icore-mx8mm-ctouch2.dtb

dtb-$(CONFIG_ARCH_MXC) += imx8mm-icore-mx8mm-edimm2.2.dtb

dtb-$(CONFIG_ARCH_MXC) += imx8mm-innocomm-wb15-evk.dtb

arch/arm64/boot/dts/freescale/imx8mm-evkb.dts

0 → 100644
+128 −0
Original line number Diff line number Diff line 
// 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>;

			};

		};

	};

};