MLK-18639-2 DTS: imx8mm_val: Add DTS for iMX8MM DDR4 validation board

Add a DTS file for iMX8MM DDR4 validation board whose design is similar
as iMX8MM EVK.

Signed-off-by: Ye Li <ye.li@nxp.com>
(cherry picked from commit abe2268c73e409f8faafc80a182203f2fa6e39c2)

2 files changed, 488 insertions, 0 deletions

diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index 437a864acd..944884e0c7 100644
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -462,6 +462,7 @@ dtb-$(CONFIG_ARCH_IMX8M) += fsl-imx8mq-evk.dtb \
 		fsl-imx8mq-ddr3l-arm2.dtb \
 		fsl-imx8mq-ddr4-arm2.dtb \
 		fsl-imx8mq-phanbell.dtb \
+		fsl-imx8mm-ddr4-val.dtb \
 		fsl-imx8mm-evk.dtb
 
 dtb-$(CONFIG_ARCH_IMX8) += fsl-imx8qm-ddr4-arm2.dtb \
diff --git a/arch/arm/dts/fsl-imx8mm-ddr4-val.dts b/arch/arm/dts/fsl-imx8mm-ddr4-val.dts
new file mode 100644
index 0000000000..b3fe4070dd
--- /dev/null
+++ b/arch/arm/dts/fsl-imx8mm-ddr4-val.dts
@@ -0,0 +1,487 @@
+/*
+ * Copyright 2018 NXP
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+/dts-v1/;
+
+#include "fsl-imx8mm.dtsi"
+
+/ {
+	model = "FSL i.MX8MM DDR4 Validation board";
+	compatible = "fsl,imx8mm-val", "fsl,imx8mm";
+
+	chosen {
+		bootargs = "console=ttymxc1,115200 earlycon=ec_imx6q,0x30890000,115200";
+		stdout-patch = &uart2;
+	};
+
+	reg_usdhc2_vmmc: regulator-usdhc2 {
+		compatible = "regulator-fixed";
+		regulator-name = "VSD_3V3";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		gpio = <&gpio2 19 GPIO_ACTIVE_HIGH>;
+		enable-active-high;
+		startup-delay-us = <100>;
+		off-on-delay-us = <12000>;
+	};
+};
+
+&iomuxc {
+	pinctrl-names = "default";
+
+	imx8mm-val {
+		pinctrl_fec1: fec1grp {
+			fsl,pins = <
+				MX8MM_IOMUXC_ENET_MDC_ENET1_MDC		0x3
+				MX8MM_IOMUXC_ENET_MDIO_ENET1_MDIO	0x3
+				MX8MM_IOMUXC_ENET_TD3_ENET1_RGMII_TD3	0x1f
+				MX8MM_IOMUXC_ENET_TD2_ENET1_RGMII_TD2	0x1f
+				MX8MM_IOMUXC_ENET_TD1_ENET1_RGMII_TD1	0x1f
+				MX8MM_IOMUXC_ENET_TD0_ENET1_RGMII_TD0	0x1f
+				MX8MM_IOMUXC_ENET_RD3_ENET1_RGMII_RD3	0x91
+				MX8MM_IOMUXC_ENET_RD2_ENET1_RGMII_RD2	0x91
+				MX8MM_IOMUXC_ENET_RD1_ENET1_RGMII_RD1	0x91
+				MX8MM_IOMUXC_ENET_RD0_ENET1_RGMII_RD0	0x91
+				MX8MM_IOMUXC_ENET_TXC_ENET1_RGMII_TXC	0x1f
+				MX8MM_IOMUXC_ENET_RXC_ENET1_RGMII_RXC	0x91
+				MX8MM_IOMUXC_ENET_RX_CTL_ENET1_RGMII_RX_CTL	0x91
+				MX8MM_IOMUXC_ENET_TX_CTL_ENET1_RGMII_TX_CTL	0x1f
+				MX8MM_IOMUXC_SAI2_RXC_GPIO4_IO22	0x19
+			>;
+		};
+
+		pinctrl_flexspi0: flexspi0grp {
+			fsl,pins = <
+				MX8MM_IOMUXC_NAND_ALE_QSPI_A_SCLK 0x1c4
+				MX8MM_IOMUXC_NAND_CE0_B_QSPI_A_SS0_B 0x84
+
+				MX8MM_IOMUXC_NAND_DATA00_QSPI_A_DATA0 0x84
+				MX8MM_IOMUXC_NAND_DATA01_QSPI_A_DATA1 0x84
+				MX8MM_IOMUXC_NAND_DATA02_QSPI_A_DATA2 0x84
+				MX8MM_IOMUXC_NAND_DATA03_QSPI_A_DATA3 0x84
+			>;
+		};
+
+		pinctrl_i2c1: i2c1grp {
+			fsl,pins = <
+				MX8MM_IOMUXC_I2C1_SCL_I2C1_SCL			0x400001c3
+				MX8MM_IOMUXC_I2C1_SDA_I2C1_SDA			0x400001c3
+			>;
+		};
+
+		pinctrl_i2c2: i2c2grp {
+			fsl,pins = <
+				MX8MM_IOMUXC_I2C2_SCL_I2C2_SCL			0x400001c3
+				MX8MM_IOMUXC_I2C2_SDA_I2C2_SDA			0x400001c3
+			>;
+		};
+
+		pinctrl_i2c3: i2c3grp {
+			fsl,pins = <
+				MX8MM_IOMUXC_I2C3_SCL_I2C3_SCL			0x400001c3
+				MX8MM_IOMUXC_I2C3_SDA_I2C3_SDA			0x400001c3
+			>;
+		};
+
+		pinctrl_pmic: pmicirq {
+			fsl,pins = <
+				MX8MM_IOMUXC_GPIO1_IO03_GPIO1_IO3		0x41
+			>;
+		};
+
+		pinctrl_uart2: uart1grp {
+			fsl,pins = <
+				MX8MM_IOMUXC_UART2_RXD_UART2_DCE_RX	0x49
+				MX8MM_IOMUXC_UART2_TXD_UART2_DCE_TX	0x49
+			>;
+		};
+
+		pinctrl_usdhc2_gpio: usdhc2grpgpio {
+			fsl,pins = <
+				MX8MM_IOMUXC_SD2_RESET_B_GPIO2_IO19	0x41
+			>;
+		};
+
+		pinctrl_usdhc2: usdhc2grp {
+			fsl,pins = <
+				MX8MM_IOMUXC_SD2_CLK_USDHC2_CLK		0x190
+				MX8MM_IOMUXC_SD2_CMD_USDHC2_CMD		0x1d0
+				MX8MM_IOMUXC_SD2_DATA0_USDHC2_DATA0	0x1d0
+				MX8MM_IOMUXC_SD2_DATA1_USDHC2_DATA1	0x1d0
+				MX8MM_IOMUXC_SD2_DATA2_USDHC2_DATA2	0x1d0
+				MX8MM_IOMUXC_SD2_DATA3_USDHC2_DATA3	0x1d0
+				MX8MM_IOMUXC_GPIO1_IO04_USDHC2_VSELECT	0x1d0
+			>;
+		};
+
+		pinctrl_usdhc2_100mhz: usdhc2grp100mhz {
+			fsl,pins = <
+				MX8MM_IOMUXC_SD2_CLK_USDHC2_CLK		0x194
+				MX8MM_IOMUXC_SD2_CMD_USDHC2_CMD		0x1d4
+				MX8MM_IOMUXC_SD2_DATA0_USDHC2_DATA0	0x1d4
+				MX8MM_IOMUXC_SD2_DATA1_USDHC2_DATA1	0x1d4
+				MX8MM_IOMUXC_SD2_DATA2_USDHC2_DATA2	0x1d4
+				MX8MM_IOMUXC_SD2_DATA3_USDHC2_DATA3	0x1d4
+				MX8MM_IOMUXC_GPIO1_IO04_USDHC2_VSELECT	0x1d0
+			>;
+		};
+
+		pinctrl_usdhc2_200mhz: usdhc2grp200mhz {
+			fsl,pins = <
+				MX8MM_IOMUXC_SD2_CLK_USDHC2_CLK		0x196
+				MX8MM_IOMUXC_SD2_CMD_USDHC2_CMD		0x1d6
+				MX8MM_IOMUXC_SD2_DATA0_USDHC2_DATA0	0x1d6
+				MX8MM_IOMUXC_SD2_DATA1_USDHC2_DATA1	0x1d6
+				MX8MM_IOMUXC_SD2_DATA2_USDHC2_DATA2	0x1d6
+				MX8MM_IOMUXC_SD2_DATA3_USDHC2_DATA3	0x1d6
+				MX8MM_IOMUXC_GPIO1_IO04_USDHC2_VSELECT	0x1d0
+			>;
+		};
+
+		pinctrl_usdhc3: usdhc3grp {
+			fsl,pins = <
+				MX8MM_IOMUXC_NAND_WE_B_USDHC3_CLK		0x40000190
+				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: usdhc3grp100mhz {
+			fsl,pins = <
+				MX8MM_IOMUXC_NAND_WE_B_USDHC3_CLK		0x40000194
+				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: usdhc3grp200mhz {
+			fsl,pins = <
+				MX8MM_IOMUXC_NAND_WE_B_USDHC3_CLK		0x40000196
+				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: wdoggrp {
+			fsl,pins = <
+				MX8MM_IOMUXC_GPIO1_IO02_WDOG1_WDOG_B		0xc6
+			>;
+		};
+	};
+};
+
+&i2c1 {
+	clock-frequency = <400000>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_i2c1>;
+	status = "okay";
+
+	pmic: bd71837@4b {
+		reg = <0x4b>;
+		compatible = "rohm,bd71837";
+		/* PMIC BD71837 PMIC_nINT GPIO1_IO3 */
+		pinctrl-0 = <&pinctrl_pmic>;
+		gpio_intr = <&gpio1 3 GPIO_ACTIVE_LOW>;
+
+		gpo {
+			rohm,drv = <0x0C>;	/* 0b0000_1100 all gpos with cmos output mode */
+		};
+
+		regulators {
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			bd71837,pmic-buck2-uses-i2c-dvs;
+			bd71837,pmic-buck2-dvs-voltage = <1000000>, <900000>, <0>; /* VDD_ARM: Run-Idle */
+
+			buck1_reg: regulator@0 {
+				reg = <0>;
+				regulator-compatible = "buck1";
+				regulator-min-microvolt = <700000>;
+				regulator-max-microvolt = <1300000>;
+				regulator-boot-on;
+				regulator-always-on;
+				regulator-ramp-delay = <1250>;
+			};
+
+			buck2_reg: regulator@1 {
+				reg = <1>;
+				regulator-compatible = "buck2";
+				regulator-min-microvolt = <700000>;
+				regulator-max-microvolt = <1300000>;
+				regulator-boot-on;
+				regulator-always-on;
+				regulator-ramp-delay = <1250>;
+			};
+
+			buck3_reg: regulator@2 {
+				reg = <2>;
+				regulator-compatible = "buck3";
+				regulator-min-microvolt = <700000>;
+				regulator-max-microvolt = <1300000>;
+			};
+
+			buck4_reg: regulator@3 {
+				reg = <3>;
+				regulator-compatible = "buck4";
+				regulator-min-microvolt = <700000>;
+				regulator-max-microvolt = <1300000>;
+			};
+
+			buck5_reg: regulator@4 {
+				reg = <4>;
+				regulator-compatible = "buck5";
+				regulator-min-microvolt = <700000>;
+				regulator-max-microvolt = <1350000>;
+				regulator-boot-on;
+				regulator-always-on;
+			};
+
+			buck6_reg: regulator@5 {
+				reg = <5>;
+				regulator-compatible = "buck6";
+				regulator-min-microvolt = <3000000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-boot-on;
+				regulator-always-on;
+			};
+
+			buck7_reg: regulator@6 {
+				reg = <6>;
+				regulator-compatible = "buck7";
+				regulator-min-microvolt = <1605000>;
+				regulator-max-microvolt = <1995000>;
+				regulator-boot-on;
+				regulator-always-on;
+			};
+
+			buck8_reg: regulator@7 {
+				reg = <7>;
+				regulator-compatible = "buck8";
+				regulator-min-microvolt = <800000>;
+				regulator-max-microvolt = <1400000>;
+				regulator-boot-on;
+				regulator-always-on;
+			};
+
+			ldo1_reg: regulator@8 {
+				reg = <8>;
+				regulator-compatible = "ldo1";
+				regulator-min-microvolt = <3000000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-boot-on;
+				regulator-always-on;
+			};
+
+			ldo2_reg: regulator@9 {
+				reg = <9>;
+				regulator-compatible = "ldo2";
+				regulator-min-microvolt = <900000>;
+				regulator-max-microvolt = <900000>;
+				regulator-boot-on;
+				regulator-always-on;
+			};
+
+			ldo3_reg: regulator@10 {
+				reg = <10>;
+				regulator-compatible = "ldo3";
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-boot-on;
+				regulator-always-on;
+			};
+
+			ldo4_reg: regulator@11 {
+				reg = <11>;
+				regulator-compatible = "ldo4";
+				regulator-min-microvolt = <900000>;
+				regulator-max-microvolt = <1800000>;
+				regulator-boot-on;
+				regulator-always-on;
+			};
+
+			ldo5_reg: regulator@12 {
+				reg = <12>;
+				regulator-compatible = "ldo5";
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <3300000>;
+			};
+
+			ldo6_reg: regulator@13 {
+				reg = <13>;
+				regulator-compatible = "ldo6";
+				regulator-min-microvolt = <900000>;
+				regulator-max-microvolt = <1800000>;
+				regulator-boot-on;
+				regulator-always-on;
+			};
+
+			ldo7_reg: regulator@14 {
+				reg = <14>;
+				regulator-compatible = "ldo7";
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <3300000>;
+			};
+		};
+	};
+};
+
+&i2c2 {
+	clock-frequency = <400000>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_i2c2>;
+	status = "okay";
+
+	typec_ptn5110_1: ptn5110@50 {
+		compatible = "usb,tcpci";
+		reg = <0x50>;
+		src-pdos = <0x380190c8>;
+		snk-pdos = <0x380190c8 0x3802d0c8>;
+		max-snk-mv = <9000>;
+		max-snk-ma = <2000>;
+		op-snk-mw = <9000>;
+		max-snk-mw = <18000>;
+		port-type = "drp";
+		default-role = "sink";
+	};
+
+	typec_ptn5110_2: ptn5110@52 {
+		compatible = "usb,tcpci";
+		reg = <0x52>;
+		src-pdos = <0x380190c8>;
+		snk-pdos = <0x380190c8 0x3802d0c8>;
+		max-snk-mv = <9000>;
+		max-snk-ma = <2000>;
+		op-snk-mw = <9000>;
+		max-snk-mw = <18000>;
+		port-type = "drp";
+		default-role = "sink";
+	};
+};
+
+&i2c3 {
+	clock-frequency = <100000>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_i2c3>;
+	status = "okay";
+};
+
+&flexspi0 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_flexspi0>;
+	status = "okay";
+
+	flash0: n25q256a@0 {
+		reg = <0>;
+		#address-cells = <1>;
+		#size-cells = <1>;
+		compatible = "spi-flash";
+		spi-max-frequency = <29000000>;
+		spi-nor,ddr-quad-read-dummy = <8>;
+	};
+};
+
+&fec1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_fec1>;
+	phy-mode = "rgmii-id";
+	phy-handle = <&ethphy0>;
+	fsl,magic-packet;
+	status = "okay";
+
+	mdio {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		ethphy0: ethernet-phy@0 {
+			compatible = "ethernet-phy-ieee802.3-c22";
+			reg = <0>;
+			at803x,led-act-blind-workaround;
+			at803x,eee-okay;
+			at803x,vddio-1p8v;
+		};
+	};
+};
+
+&uart2 { /* console */
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_uart2>;
+	status = "okay";
+};
+
+&usdhc2 {
+	pinctrl-names = "default", "state_100mhz", "state_200mhz";
+	pinctrl-0 = <&pinctrl_usdhc2>, <&pinctrl_usdhc2_gpio>;
+	pinctrl-1 = <&pinctrl_usdhc2_100mhz>, <&pinctrl_usdhc2_gpio>;
+	pinctrl-2 = <&pinctrl_usdhc2_200mhz>, <&pinctrl_usdhc2_gpio>;
+	bus-width = <4>;
+	non-removable;
+	vmmc-supply = <&reg_usdhc2_vmmc>;
+	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";
+};
+
+&A53_0 {
+	arm-supply = <&buck2_reg>;
+};
+
+&usbotg1 {
+	status = "okay";
+	extcon = <&typec_ptn5110_1>;
+};
+
+&usbotg2 {
+	status = "okay";
+	extcon = <&typec_ptn5110_2>;
+};