ARM: dts: tq imx7 common board support

This adds TQMa7 and MBa7 board support.
TQMa7 can be mounted with either i.MX7 Solo or Dual.
All TQMa7 board variants can be mounted in MBa7 carrier board.
Signed-off-by: Bruno Thomsen <bruno.thomsen@gmail.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

arch/arm/boot/dts/imx7-tqma7.dtsi

+// SPDX-License-Identifier: GPL-2.0 OR X11
+/*
+ * Device Tree Include file for TQ Systems TQMa7x boards with full mounted PCB.
+ *
+ * Copyright (C) 2016 TQ Systems GmbH
+ * Author: Markus Niebel <Markus.Niebel@tq-group.com>
+ * Copyright (C) 2019 Bruno Thomsen <bruno.thomsen@gmail.com>
+ */
+
+/ {
+	memory@80000000 {
+		device_type = "memory";
+		/* 512 MB - default configuration */
+		reg = <0x80000000 0x20000000>;
+	};
+};
+
+&cpu0 {
+	arm-supply = <&sw1a_reg>;
+};
+
+&i2c1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_i2c1>;
+	clock-frequency = <100000>;
+	status = "okay";
+
+	pfuze3000: pmic@8 {
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_pmic1>;
+		compatible = "fsl,pfuze3000";
+		reg = <0x08>;
+
+		regulators {
+			sw1a_reg: sw1a {
+				regulator-min-microvolt = <700000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-boot-on;
+				regulator-always-on;
+				regulator-ramp-delay = <6250>;
+			};
+
+			/* use sw1c_reg to align with pfuze100/pfuze200 */
+			sw1c_reg: sw1b {
+				regulator-min-microvolt = <700000>;
+				regulator-max-microvolt = <1475000>;
+				regulator-boot-on;
+				regulator-always-on;
+				regulator-ramp-delay = <6250>;
+			};
+
+			sw2_reg: sw2 {
+				regulator-min-microvolt = <1500000>;
+				regulator-max-microvolt = <1850000>;
+				regulator-boot-on;
+				regulator-always-on;
+			};
+
+			sw3a_reg: sw3 {
+				regulator-min-microvolt = <900000>;
+				regulator-max-microvolt = <1650000>;
+				regulator-boot-on;
+				regulator-always-on;
+			};
+
+			swbst_reg: swbst {
+				regulator-min-microvolt = <5000000>;
+				regulator-max-microvolt = <5150000>;
+			};
+
+			snvs_reg: vsnvs {
+				regulator-min-microvolt = <1000000>;
+				regulator-max-microvolt = <3000000>;
+				regulator-boot-on;
+				regulator-always-on;
+			};
+
+			vref_reg: vrefddr {
+				regulator-boot-on;
+				regulator-always-on;
+			};
+
+			vgen1_reg: vldo1 {
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-always-on;
+			};
+
+			vgen2_reg: vldo2 {
+				regulator-min-microvolt = <800000>;
+				regulator-max-microvolt = <1550000>;
+				regulator-always-on;
+			};
+
+			vgen3_reg: vccsd {
+				regulator-min-microvolt = <2850000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-always-on;
+			};
+
+			vgen4_reg: v33 {
+				regulator-min-microvolt = <2850000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-always-on;
+			};
+
+			vgen5_reg: vldo3 {
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-always-on;
+			};
+
+			vgen6_reg: vldo4 {
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-always-on;
+			};
+		};
+	};
+
+	/* NXP SE97BTP with temperature sensor + eeprom */
+	se97b: temperature-sensor-eeprom@1e {
+		compatible = "nxp,se97b", "jedec,jc-42.4-temp";
+		reg = <0x1e>;
+		status = "okay";
+	};
+
+	/* ST M24C64 */
+	m24c64: eeprom@50 {
+		compatible = "atmel,24c64";
+		reg = <0x50>;
+		pagesize = <32>;
+		status = "okay";
+	};
+
+	at24c02: eeprom@56 {
+		compatible = "atmel,24c02";
+		reg = <0x56>;
+		pagesize = <16>;
+		status = "okay";
+	};
+
+	ds1339: rtc@68 {
+		compatible = "dallas,ds1339";
+		reg = <0x68>;
+	};
+};
+
+&iomuxc {
+	pinctrl_i2c1: i2c1grp {
+		fsl,pins = <
+			MX7D_PAD_I2C1_SDA__I2C1_SDA	0x40000078
+			MX7D_PAD_I2C1_SCL__I2C1_SCL	0x40000078
+		>;
+	};
+
+	pinctrl_pmic1: pmic1grp {
+		fsl,pins = <
+			MX7D_PAD_SD2_RESET_B__GPIO5_IO11	0x4000005C
+		>;
+	};
+
+	pinctrl_usdhc3: usdhc3grp {
+		fsl,pins = <
+			MX7D_PAD_SD3_CMD__SD3_CMD		0x59
+			MX7D_PAD_SD3_CLK__SD3_CLK		0x56
+			MX7D_PAD_SD3_DATA0__SD3_DATA0		0x59
+			MX7D_PAD_SD3_DATA1__SD3_DATA1		0x59
+			MX7D_PAD_SD3_DATA2__SD3_DATA2		0x59
+			MX7D_PAD_SD3_DATA3__SD3_DATA3		0x59
+			MX7D_PAD_SD3_DATA4__SD3_DATA4		0x59
+			MX7D_PAD_SD3_DATA5__SD3_DATA5		0x59
+			MX7D_PAD_SD3_DATA6__SD3_DATA6		0x59
+			MX7D_PAD_SD3_DATA7__SD3_DATA7		0x59
+			MX7D_PAD_SD3_STROBE__SD3_STROBE		0x19
+		>;
+	};
+
+	pinctrl_usdhc3_100mhz: usdhc3grp_100mhz {
+		fsl,pins = <
+			MX7D_PAD_SD3_CMD__SD3_CMD               0x5a
+			MX7D_PAD_SD3_CLK__SD3_CLK               0x51
+			MX7D_PAD_SD3_DATA0__SD3_DATA0           0x5a
+			MX7D_PAD_SD3_DATA1__SD3_DATA1           0x5a
+			MX7D_PAD_SD3_DATA2__SD3_DATA2           0x5a
+			MX7D_PAD_SD3_DATA3__SD3_DATA3           0x5a
+			MX7D_PAD_SD3_DATA4__SD3_DATA4           0x5a
+			MX7D_PAD_SD3_DATA5__SD3_DATA5           0x5a
+			MX7D_PAD_SD3_DATA6__SD3_DATA6           0x5a
+			MX7D_PAD_SD3_DATA7__SD3_DATA7           0x5a
+			MX7D_PAD_SD3_STROBE__SD3_STROBE         0x1a
+		>;
+	};
+
+	pinctrl_usdhc3_200mhz: usdhc3grp_200mhz {
+		fsl,pins = <
+			MX7D_PAD_SD3_CMD__SD3_CMD               0x5b
+			MX7D_PAD_SD3_CLK__SD3_CLK               0x51
+			MX7D_PAD_SD3_DATA0__SD3_DATA0           0x5b
+			MX7D_PAD_SD3_DATA1__SD3_DATA1           0x5b
+			MX7D_PAD_SD3_DATA2__SD3_DATA2           0x5b
+			MX7D_PAD_SD3_DATA3__SD3_DATA3           0x5b
+			MX7D_PAD_SD3_DATA4__SD3_DATA4           0x5b
+			MX7D_PAD_SD3_DATA5__SD3_DATA5           0x5b
+			MX7D_PAD_SD3_DATA6__SD3_DATA6           0x5b
+			MX7D_PAD_SD3_DATA7__SD3_DATA7           0x5b
+			MX7D_PAD_SD3_STROBE__SD3_STROBE         0x1b
+		>;
+	};
+};
+
+&sdma {
+	status = "okay";
+};
+
+&usdhc3 {
+	pinctrl-names = "default", "state_100mhz", "state_200mhz";
+	pinctrl-0 = <&pinctrl_usdhc3>;
+	pinctrl-1 = <&pinctrl_usdhc3_100mhz>;
+	pinctrl-2 = <&pinctrl_usdhc3_200mhz>;
+	assigned-clocks = <&clks IMX7D_USDHC3_ROOT_CLK>;
+	assigned-clock-rates = <400000000>;
+	bus-width = <8>;
+	non-removable;
+	vmmc-supply = <&vgen4_reg>;
+	vqmmc-supply = <&sw2_reg>;
+	status = "okay";
+};
+
+&wdog1 {
+	status = "okay";
+};