arch/arm/dts/imx8mn-beacon-som.dtsi

// SPDX-License-Identifier: (GPL-2.0 OR MIT)
/*
 * Copyright 2020 Compass Electronics Group, LLC
 */

/ {
	aliases {
		rtc0 = &rtc;
		rtc1 = &snvs_rtc;
		spi0 = &flexspi;
	};

	usdhc1_pwrseq: usdhc1_pwrseq {
		compatible = "mmc-pwrseq-simple";
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_usdhc1_gpio>;
		reset-gpios = <&gpio2 10 GPIO_ACTIVE_LOW>;
		clocks = <&osc_32k>;
		clock-names = "ext_clock";
		post-power-on-delay-ms = <80>;
	};

	memory@40000000 {
		device_type = "memory";
		reg = <0x0 0x40000000 0 0x80000000>;
	};
};

&A53_0 {
	cpu-supply = <&buck2_reg>;
};

&A53_1 {
	cpu-supply = <&buck2_reg>;
};

&A53_2 {
	cpu-supply = <&buck2_reg>;
};

&A53_3 {
	cpu-supply = <&buck2_reg>;
};

/* DDR controller is running LPDDR at 800MHz which requires 0.95V */
&a53_opp_table {
	opp-1200000000 {
		opp-microvolt = <950000>;
	};
};

&ddrc {
	operating-points-v2 = <&ddrc_opp_table>;

	ddrc_opp_table: opp-table {
		compatible = "operating-points-v2";

		opp-25M {
			opp-hz = /bits/ 64 <25000000>;
		};

		opp-100M {
			opp-hz = /bits/ 64 <100000000>;
		};

		opp-800M {
			opp-hz = /bits/ 64 <800000000>;
		};
	};
};

&fec1 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_fec1>;
	phy-mode = "rgmii-id";
	phy-handle = <&ethphy0>;
	phy-supply = <&buck6_reg>;
	phy-reset-gpios = <&gpio4 22 GPIO_ACTIVE_LOW>;
	fsl,magic-packet;
	status = "okay";

	mdio {
		#address-cells = <1>;
		#size-cells = <0>;

		ethphy0: ethernet-phy@0 {
			compatible = "ethernet-phy-ieee802.3-c22";
			reg = <0>;
		};
	};
};

&flexspi {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_flexspi>;
	status = "okay";

	flash@0 {
		reg = <0>;
		#address-cells = <1>;
		#size-cells = <1>;
		compatible = "jedec,spi-nor";
		spi-max-frequency = <80000000>;
		spi-tx-bus-width = <1>;
		spi-rx-bus-width = <4>;
	};
};

&i2c1 {
	clock-frequency = <400000>;
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_i2c1>;
	status = "okay";

	pmic@4b {
		compatible = "rohm,bd71847";
		reg = <0x4b>;
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_pmic>;
		interrupt-parent = <&gpio1>;
		interrupts = <3 IRQ_TYPE_LEVEL_LOW>;
		rohm,reset-snvs-powered;
		#clock-cells = <0>;
		clocks = <&osc_32k 0>;
		clock-output-names = "clk-32k-out";

		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>;
				rohm,dvs-run-voltage = <1000000>;
				rohm,dvs-idle-voltage = <900000>;
			};

			buck3_reg: BUCK3 {
				// BUCK5 in datasheet
				regulator-name = "buck3";
				regulator-min-microvolt = <700000>;
				regulator-max-microvolt = <1350000>;
				regulator-boot-on;
				regulator-always-on;
			};

			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 = <1600000>;
				regulator-max-microvolt = <3300000>;
				regulator-boot-on;
				regulator-always-on;
			};

			ldo2_reg: LDO2 {
				regulator-name = "ldo2";
				regulator-min-microvolt = <800000>;
				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;
			};
		};
	};
};

&i2c3 {
	clock-frequency = <400000>;
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_i2c3>;
	status = "okay";

	eeprom@50 {
		compatible = "microchip,24c64", "atmel,24c64";
		pagesize = <32>;
		read-only;	/* Manufacturing EEPROM programmed at factory */
		reg = <0x50>;
	};

	rtc: rtc@51 {
		compatible = "nxp,pcf85263";
		reg = <0x51>;
	};
};

&uart1 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_uart1>;
	assigned-clocks = <&clk IMX8MN_CLK_UART1>;
	assigned-clock-parents = <&clk IMX8MN_SYS_PLL1_80M>;
	uart-has-rtscts;
	status = "okay";

	bluetooth {
		compatible = "brcm,bcm43438-bt";
		shutdown-gpios = <&gpio2 6 GPIO_ACTIVE_HIGH>;
		host-wakeup-gpios = <&gpio2 8 GPIO_ACTIVE_HIGH>;
		device-wakeup-gpios = <&gpio2 7 GPIO_ACTIVE_HIGH>;
		clocks = <&osc_32k>;
		max-speed = <4000000>;
		clock-names = "extclk";
	};
};

&usdhc1 {
	#address-cells = <1>;
	#size-cells = <0>;
	pinctrl-names = "default", "state_100mhz", "state_200mhz";
	pinctrl-0 = <&pinctrl_usdhc1>;
	pinctrl-1 = <&pinctrl_usdhc1_100mhz>;
	pinctrl-2 = <&pinctrl_usdhc1_200mhz>;
	vmmc-supply = <&buck4_reg>;
	vqmmc-supply = <&buck5_reg>;
	bus-width = <4>;
	non-removable;
	cap-power-off-card;
	keep-power-in-suspend;
	mmc-pwrseq = <&usdhc1_pwrseq>;
	status = "okay";

	brcmf: bcrmf@1 {
		reg = <1>;
		compatible = "brcm,bcm4329-fmac";
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_wlan>;
		interrupt-parent = <&gpio2>;
		interrupts = <9 IRQ_TYPE_LEVEL_HIGH>;
		interrupt-names = "host-wake";
	};
};

&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";
};

&iomuxc {
	pinctrl_fec1: fec1grp {
		fsl,pins = <
			MX8MN_IOMUXC_ENET_MDC_ENET1_MDC		0x3
			MX8MN_IOMUXC_ENET_MDIO_ENET1_MDIO	0x3
			MX8MN_IOMUXC_ENET_TD3_ENET1_RGMII_TD3	0x1f
			MX8MN_IOMUXC_ENET_TD2_ENET1_RGMII_TD2	0x1f
			MX8MN_IOMUXC_ENET_TD1_ENET1_RGMII_TD1	0x1f
			MX8MN_IOMUXC_ENET_TD0_ENET1_RGMII_TD0	0x1f
			MX8MN_IOMUXC_ENET_RD3_ENET1_RGMII_RD3	0x91
			MX8MN_IOMUXC_ENET_RD2_ENET1_RGMII_RD2	0x91
			MX8MN_IOMUXC_ENET_RD1_ENET1_RGMII_RD1	0x91
			MX8MN_IOMUXC_ENET_RD0_ENET1_RGMII_RD0	0x91
			MX8MN_IOMUXC_ENET_TXC_ENET1_RGMII_TXC	0x1f
			MX8MN_IOMUXC_ENET_RXC_ENET1_RGMII_RXC	0x91
			MX8MN_IOMUXC_ENET_RX_CTL_ENET1_RGMII_RX_CTL	0x91
			MX8MN_IOMUXC_ENET_TX_CTL_ENET1_RGMII_TX_CTL	0x1f
			MX8MN_IOMUXC_SAI2_RXC_GPIO4_IO22	0x19
		>;
	};

	pinctrl_i2c1: i2c1grp {
		fsl,pins = <
			MX8MN_IOMUXC_I2C1_SCL_I2C1_SCL		0x400001c3
			MX8MN_IOMUXC_I2C1_SDA_I2C1_SDA		0x400001c3
		>;
	};

	pinctrl_i2c3: i2c3grp {
		fsl,pins = <
			MX8MN_IOMUXC_I2C3_SCL_I2C3_SCL		0x400001c3
			MX8MN_IOMUXC_I2C3_SDA_I2C3_SDA		0x400001c3
		>;
	};

	pinctrl_flexspi: flexspigrp {
		fsl,pins = <
			MX8MN_IOMUXC_NAND_ALE_QSPI_A_SCLK               0x1c2
			MX8MN_IOMUXC_NAND_CE0_B_QSPI_A_SS0_B            0x82
			MX8MN_IOMUXC_NAND_DATA00_QSPI_A_DATA0           0x82
			MX8MN_IOMUXC_NAND_DATA01_QSPI_A_DATA1           0x82
			MX8MN_IOMUXC_NAND_DATA02_QSPI_A_DATA2           0x82
			MX8MN_IOMUXC_NAND_DATA03_QSPI_A_DATA3           0x82
		>;
	};

	pinctrl_pmic: pmicirqgrp {
		fsl,pins = <
			MX8MN_IOMUXC_GPIO1_IO03_GPIO1_IO3		0x141
		>;
	};

	pinctrl_uart1: uart1grp {
		fsl,pins = <
			MX8MN_IOMUXC_UART1_RXD_UART1_DCE_RX	0x140
			MX8MN_IOMUXC_UART1_TXD_UART1_DCE_TX	0x140
			MX8MN_IOMUXC_UART3_RXD_UART1_DCE_CTS_B	0x140
			MX8MN_IOMUXC_UART3_TXD_UART1_DCE_RTS_B	0x140
			MX8MN_IOMUXC_SD1_DATA4_GPIO2_IO6	0x19
			MX8MN_IOMUXC_SD1_DATA5_GPIO2_IO7	0x19
			MX8MN_IOMUXC_SD1_DATA6_GPIO2_IO8	0x19
			MX8MN_IOMUXC_GPIO1_IO00_ANAMIX_REF_CLK_32K	0x141
		>;
	};

	pinctrl_usdhc1_gpio: usdhc1gpiogrp {
		fsl,pins = <
			MX8MN_IOMUXC_SD1_RESET_B_GPIO2_IO10	0x41
		>;
	};

	pinctrl_usdhc1: usdhc1grp {
		fsl,pins = <
			MX8MN_IOMUXC_SD1_CLK_USDHC1_CLK		0x190
			MX8MN_IOMUXC_SD1_CMD_USDHC1_CMD		0x1d0
			MX8MN_IOMUXC_SD1_DATA0_USDHC1_DATA0	0x1d0
			MX8MN_IOMUXC_SD1_DATA1_USDHC1_DATA1	0x1d0
			MX8MN_IOMUXC_SD1_DATA2_USDHC1_DATA2	0x1d0
			MX8MN_IOMUXC_SD1_DATA3_USDHC1_DATA3	0x1d0
		>;
	};

	pinctrl_usdhc1_100mhz: usdhc1-100mhzgrp {
		fsl,pins = <
			MX8MN_IOMUXC_SD1_CLK_USDHC1_CLK		0x194
			MX8MN_IOMUXC_SD1_CMD_USDHC1_CMD		0x1d4
			MX8MN_IOMUXC_SD1_DATA0_USDHC1_DATA0	0x1d4
			MX8MN_IOMUXC_SD1_DATA1_USDHC1_DATA1	0x1d4
			MX8MN_IOMUXC_SD1_DATA2_USDHC1_DATA2	0x1d4
			MX8MN_IOMUXC_SD1_DATA3_USDHC1_DATA3	0x1d4
		>;
	};

	pinctrl_usdhc1_200mhz: usdhc1-200mhzgrp {
		fsl,pins = <
			MX8MN_IOMUXC_SD1_CLK_USDHC1_CLK		0x196
			MX8MN_IOMUXC_SD1_CMD_USDHC1_CMD		0x1d6
			MX8MN_IOMUXC_SD1_DATA0_USDHC1_DATA0	0x1d6
			MX8MN_IOMUXC_SD1_DATA1_USDHC1_DATA1	0x1d6
			MX8MN_IOMUXC_SD1_DATA2_USDHC1_DATA2	0x1d6
			MX8MN_IOMUXC_SD1_DATA3_USDHC1_DATA3	0x1d6
		>;
	};

	pinctrl_usdhc3: usdhc3grp {
		fsl,pins = <
			MX8MN_IOMUXC_NAND_WE_B_USDHC3_CLK		0x190
			MX8MN_IOMUXC_NAND_WP_B_USDHC3_CMD		0x1d0
			MX8MN_IOMUXC_NAND_DATA04_USDHC3_DATA0		0x1d0
			MX8MN_IOMUXC_NAND_DATA05_USDHC3_DATA1		0x1d0
			MX8MN_IOMUXC_NAND_DATA06_USDHC3_DATA2		0x1d0
			MX8MN_IOMUXC_NAND_DATA07_USDHC3_DATA3		0x1d0
			MX8MN_IOMUXC_NAND_RE_B_USDHC3_DATA4		0x1d0
			MX8MN_IOMUXC_NAND_CE2_B_USDHC3_DATA5		0x1d0
			MX8MN_IOMUXC_NAND_CE3_B_USDHC3_DATA6		0x1d0
			MX8MN_IOMUXC_NAND_CLE_USDHC3_DATA7		0x1d0
			MX8MN_IOMUXC_NAND_CE1_B_USDHC3_STROBE		0x190
		>;
	};

	pinctrl_usdhc3_100mhz: usdhc3-100mhzgrp {
		fsl,pins = <
			MX8MN_IOMUXC_NAND_WE_B_USDHC3_CLK		0x194
			MX8MN_IOMUXC_NAND_WP_B_USDHC3_CMD		0x1d4
			MX8MN_IOMUXC_NAND_DATA04_USDHC3_DATA0		0x1d4
			MX8MN_IOMUXC_NAND_DATA05_USDHC3_DATA1		0x1d4
			MX8MN_IOMUXC_NAND_DATA06_USDHC3_DATA2		0x1d4
			MX8MN_IOMUXC_NAND_DATA07_USDHC3_DATA3		0x1d4
			MX8MN_IOMUXC_NAND_RE_B_USDHC3_DATA4		0x1d4
			MX8MN_IOMUXC_NAND_CE2_B_USDHC3_DATA5		0x1d4
			MX8MN_IOMUXC_NAND_CE3_B_USDHC3_DATA6		0x1d4
			MX8MN_IOMUXC_NAND_CLE_USDHC3_DATA7		0x1d4
			MX8MN_IOMUXC_NAND_CE1_B_USDHC3_STROBE		0x194
		>;
	};

	pinctrl_usdhc3_200mhz: usdhc3-200mhzgrp {
		fsl,pins = <
			MX8MN_IOMUXC_NAND_WE_B_USDHC3_CLK		0x196
			MX8MN_IOMUXC_NAND_WP_B_USDHC3_CMD		0x1d6
			MX8MN_IOMUXC_NAND_DATA04_USDHC3_DATA0		0x1d6
			MX8MN_IOMUXC_NAND_DATA05_USDHC3_DATA1		0x1d6
			MX8MN_IOMUXC_NAND_DATA06_USDHC3_DATA2		0x1d6
			MX8MN_IOMUXC_NAND_DATA07_USDHC3_DATA3		0x1d6
			MX8MN_IOMUXC_NAND_RE_B_USDHC3_DATA4		0x1d6
			MX8MN_IOMUXC_NAND_CE2_B_USDHC3_DATA5		0x1d6
			MX8MN_IOMUXC_NAND_CE3_B_USDHC3_DATA6		0x1d6
			MX8MN_IOMUXC_NAND_CLE_USDHC3_DATA7		0x1d6
			MX8MN_IOMUXC_NAND_CE1_B_USDHC3_STROBE		0x196
		>;
	};

	pinctrl_wdog: wdoggrp {
		fsl,pins = <
			MX8MN_IOMUXC_GPIO1_IO02_WDOG1_WDOG_B		0xc6
		>;
	};

	pinctrl_wlan: wlangrp {
		fsl,pins = <
			MX8MN_IOMUXC_SD1_DATA7_GPIO2_IO9		0x111
		>;
	};
};