u-boot-brain/arch/arm/dts/cn9130-crb.dtsi

// SPDX-License-Identifier: GPL-2.0+
/*
 * Copyright (C) 2019 Marvell International Ltd.
 */

#include "cn9130.dtsi" /* include SoC device tree */

/ {
	model = "CN9130-CRB";
	compatible = "marvell,cn9130-crb",
		"marvell,cn9130",
		"marvell,armada-ap806-quad",
		"marvell,armada-ap806";
	chosen {
		stdout-path = "serial0:115200n8";
	};

	aliases {
		i2c0 = &cp0_i2c0;
		spi0 = &cp0_spi1;
		gpio0 = &ap_gpio0;
		gpio1 = &cp0_gpio0;
		gpio2 = &cp0_gpio1;
	};

	memory@00000000 {
		device_type = "memory";
		reg = <0x0 0x0 0x0 0x80000000>;
	};

	cp0 {
		config-space {
			sdhci@780000 {
				vqmmc-supply = <&cp0_reg_sd_vccq>;
				vmmc-supply = <&cp0_reg_sd_vcc>;
			};
			cp0_reg_sd_vccq: cp0_sd_vccq@0 {
				compatible = "regulator-gpio";
				regulator-name = "cp0_sd_vccq";
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <3300000>;
				gpios = <&cp0_gpio1 18 GPIO_ACTIVE_HIGH>;
				states = <1800000 0x1
					  3300000 0x0>;
			};
			cp0_reg_sd_vcc: cp0_sd_vcc@0 {
				compatible = "regulator-fixed";
				regulator-name = "cp0_sd_vcc";
				regulator-min-microvolt = <3300000>;
				regulator-max-microvolt = <3300000>;
				gpio = <&cp0_gpio1 22 GPIO_ACTIVE_HIGH>;
				enable-active-high;
				regulator-always-on;
			};
		};
	};
};

&uart0 {
	status = "okay";
};

/*
 * AP related configuration
 */
&ap_pinctl {
	/* MPP Bus:
	 * SDIO  [0-10, 12]
	 * UART0 [11,19]
	 */
		/*   0 1 2 3 4 5 6 7 8 9 */
	pin-func = < 1 1 1 1 1 1 1 1 1 1
		     1 3 1 0 0 0 0 0 0 3 >;
};

/* on-board eMMC - U6 */
&ap_sdhci0 {
	pinctrl-names = "default";
	pinctrl-0 = <&ap_emmc_pins>;
	bus-width = <8>;
	status = "okay";
};

/*
 * CP related configuration
 */
&cp0_pinctl {
	/* MPP Bus:
	 *	[0-11]	RGMII1
	 *	[12] GPIO
	 *	[13-16] SPI1
	 *	[17-32] GPIO
	 *	[33]	SD_PWR_OFF
	 *	[34]	CP_PCIE0_CLKREQn
	 *	[35-38]	I2C1 I2C0
	 *	[39]	GPIO
	 *	[40-43]	SMI/XSMI
	 *	[44-46]	GPIO
	 *	[47]	UART1_TX
	 *	[48]	GPIO
	 *	[49]	SD_HST_18_EN
	 *	[50]	GPIO
	 *	[51]	SD_PWR_0
	 *	[52]	PCIE_RSTn
	 *	[53]	UART1_RX
	 *	[54]	GPIO
	 *	[55]	SD_DT
	 *	[56-61]	SDIO
	 *
	 * Note that CRB board revisions have different MPP configurations.
	 * r1p2 has SPI flash on MPP[30:27] and r1p3.1, which is the latest
	 * board revision, has it mapped to MPP[16:13].
	 */
		/*   0   1   2   3   4   5   6   7   8   9 */
	pin-func = < 3   3   3   3   3   3   3   3   3   3
		     3   3   0   3   3   3   3   0   0   0
		     0   0   0   0   0   0   0   0   0   0
		     0   0   0   6   9   2   2   2   2   0
		     8   8   8   8   0   0   0   7   0   0xa
		     0   0xa 9   7   0   0xb 0xe 0xe 0xe 0xe
		     0xe 0xe 0xe>;

	cp0_sdhci_cd_pins_crb: cp0-sdhci-cd-pins-crb {
		marvell,pins = < 55 >;
		marvell,function = <0>;
	};

	cp0_spi1_pins_crb: cp0-spi-pins-crb {
		marvell,pins = < 13 14 15 16 >;
		marvell,function = <3>;
	};

	cp0_smi_pins_crb: cp0-smi-pins-crb {
		marvell,pins = < 40 41 >;
		marvell,function = <8>;
	};

	cp0_xsmi_pins_crb: cp0-xsmi-pins-crb {
		marvell,pins = < 42 43 >;
		marvell,function = <8>;
	};

};

/*
 * CP0
 */
&cp0_i2c0 {
	pinctrl-names = "default";
	pinctrl-0 = <&cp0_i2c0_pins>;
	status = "okay";
	clock-frequency = <100000>;
};

&cp0_i2c1 {
	pinctrl-names = "default";
	pinctrl-0 = <&cp0_i2c1_pins>;
	status = "okay";
};

&cp0_sdhci0 {
	pinctrl-names = "default";
	pinctrl-0 = <&cp0_sdhci_pins
		     &cp0_sdhci_cd_pins_crb>;
	bus-width = <4>;
	vqmmc-supply = <&cp0_reg_sd_vccq>;
	vmmc-supply = <&cp0_reg_sd_vcc>;
	status = "okay";
};

&cp0_spi1 {
	pinctrl-names = "default";
	pinctrl-0 = <&cp0_spi1_pins_crb>;
	reg = <0x700680 0x50>,		/* control */
	      <0x2000000 0x1000000>,	/* CS0 */
	      <0 0xffffffff>,		/* CS1 */
	      <0 0xffffffff>,		/* CS2 */
	      <0 0xffffffff>;		/* CS3 */
	status = "okay";

	spi-flash@0 {
		#address-cells = <0x1>;
		#size-cells = <0x1>;
		compatible = "jedec,spi-nor", "spi-flash";
		reg = <0x0>;
		/* On-board MUX does not allow higher frequencies */
		spi-max-frequency = <40000000>;

		partitions {
			compatible = "fixed-partitions";
			#address-cells = <1>;
			#size-cells = <1>;

			partition@0 {
				label = "U-Boot";
				reg = <0x0 0x200000>;
			};

			partition@400000 {
				label = "Filesystem";
				reg = <0x200000 0xe00000>;
			};
		};
	};
};

&cp0_utmi0 {
	status = "okay";
};

&cp0_utmi1 {
	status = "okay";
};

&cp0_mdio {
	pinctrl-names = "default";
	pinctrl-0 = <&cp0_smi_pins_crb>;
	status = "okay";
	phy0: ethernet-phy@0 {
		reg = <0>;
	};
	switch6: ethernet-switch@6 {
		reg = <6>;
	};
};

&cp0_xmdio {
	pinctrl-names = "default";
	pinctrl-0 = <&cp0_xsmi_pins_crb>;
	status = "okay";
	nbaset_phy0: ethernet-phy@0 {
		reg = <0>;
	};
};

&cp0_ethernet {
	status = "okay";
};

&cp0_eth0 {
	status = "okay";
	phy-mode = "sfi";
};

&cp0_eth1 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&cp0_ge1_rgmii_pins>;
	phy = <&phy0>;
	phy-mode = "rgmii-id";
};

&cp0_eth2 {
	/* Disable it for now, as mainline does not support this IF yet */
	status = "disabled";
	phy = <&nbaset_phy0>;
};