linux_dsm_epyc7002/arch/arm/boot/dts/imx51-babbage.dts

/*
 * Copyright 2011 Freescale Semiconductor, Inc.
 * Copyright 2011 Linaro Ltd.
 *
 * The code contained herein is licensed under the GNU General Public
 * License. You may obtain a copy of the GNU General Public License
 * Version 2 or later at the following locations:
 *
 * http://www.opensource.org/licenses/gpl-license.html
 * http://www.gnu.org/copyleft/gpl.html
 */

/dts-v1/;
/include/ "imx51.dtsi"

/ {
	model = "Freescale i.MX51 Babbage Board";
	compatible = "fsl,imx51-babbage", "fsl,imx51";

	chosen {
		bootargs = "console=ttymxc0,115200 root=/dev/mmcblk0p3 rootwait";
	};

	memory {
		reg = <0x90000000 0x20000000>;
	};

	soc {
		aips@70000000 { /* aips-1 */
			spba@70000000 {
				esdhc@70004000 { /* ESDHC1 */
					fsl,cd-internal;
					fsl,wp-internal;
					status = "okay";
				};

				esdhc@70008000 { /* ESDHC2 */
					cd-gpios = <&gpio1 6 0>;
					wp-gpios = <&gpio1 5 0>;
					status = "okay";
				};

				uart3: uart@7000c000 {
					fsl,uart-has-rtscts;
					status = "okay";
				};

				ecspi@70010000 { /* ECSPI1 */
					fsl,spi-num-chipselects = <2>;
					cs-gpios = <&gpio4 24 0>, <&gpio4 25 0>;
					status = "okay";

					pmic: mc13892@0 {
						#address-cells = <1>;
						#size-cells = <0>;
						compatible = "fsl,mc13892";
						spi-max-frequency = <6000000>;
						reg = <0>;
						interrupt-parent = <&gpio1>;
						interrupts = <8>;

						regulators {
							sw1_reg: sw1 {
								regulator-min-microvolt = <600000>;
								regulator-max-microvolt = <1375000>;
								regulator-boot-on;
								regulator-always-on;
							};

							sw2_reg: sw2 {
								regulator-min-microvolt = <900000>;
								regulator-max-microvolt = <1850000>;
								regulator-boot-on;
								regulator-always-on;
							};

							sw3_reg: sw3 {
								regulator-min-microvolt = <1100000>;
								regulator-max-microvolt = <1850000>;
								regulator-boot-on;
								regulator-always-on;
							};

							sw4_reg: sw4 {
								regulator-min-microvolt = <1100000>;
								regulator-max-microvolt = <1850000>;
								regulator-boot-on;
								regulator-always-on;
							};

							vpll_reg: vpll {
								regulator-min-microvolt = <1050000>;
								regulator-max-microvolt = <1800000>;
								regulator-boot-on;
								regulator-always-on;
							};

							vdig_reg: vdig {
								regulator-min-microvolt = <1650000>;
								regulator-max-microvolt = <1650000>;
								regulator-boot-on;
							};

							vsd_reg: vsd {
								regulator-min-microvolt = <1800000>;
								regulator-max-microvolt = <3150000>;
							};

							vusb2_reg: vusb2 {
								regulator-min-microvolt = <2400000>;
								regulator-max-microvolt = <2775000>;
								regulator-boot-on;
								regulator-always-on;
							};

							vvideo_reg: vvideo {
								regulator-min-microvolt = <2775000>;
								regulator-max-microvolt = <2775000>;
							};

							vaudio_reg: vaudio {
								regulator-min-microvolt = <2300000>;
								regulator-max-microvolt = <3000000>;
							};

							vcam_reg: vcam {
								regulator-min-microvolt = <2500000>;
								regulator-max-microvolt = <3000000>;
							};

							vgen1_reg: vgen1 {
								regulator-min-microvolt = <1200000>;
								regulator-max-microvolt = <1200000>;
							};

							vgen2_reg: vgen2 {
								regulator-min-microvolt = <1200000>;
								regulator-max-microvolt = <3150000>;
								regulator-always-on;
							};

							vgen3_reg: vgen3 {
								regulator-min-microvolt = <1800000>;
								regulator-max-microvolt = <2900000>;
								regulator-always-on;
							};
						};
					};

					flash: at45db321d@1 {
						#address-cells = <1>;
						#size-cells = <1>;
						compatible = "atmel,at45db321d", "atmel,at45", "atmel,dataflash";
						spi-max-frequency = <25000000>;
						reg = <1>;

						partition@0 {
							label = "U-Boot";
							reg = <0x0 0x40000>;
							read-only;
						};

						partition@40000 {
							label = "Kernel";
							reg = <0x40000 0x3c0000>;
						};
					};
				};
			};

			wdog@73f98000 { /* WDOG1 */
				status = "okay";
			};

			iomuxc@73fa8000 {
				compatible = "fsl,imx51-iomuxc-babbage";
				reg = <0x73fa8000 0x4000>;
			};

			uart1: uart@73fbc000 {
				fsl,uart-has-rtscts;
				status = "okay";
			};

			uart2: uart@73fc0000 {
				status = "okay";
			};
		};

		aips@80000000 {	/* aips-2 */
			sdma@83fb0000 {
				fsl,sdma-ram-script-name = "imx/sdma/sdma-imx51.bin";
			};

			i2c@83fc4000 { /* I2C2 */
				status = "okay";

				codec: sgtl5000@0a {
					compatible = "fsl,sgtl5000";
					reg = <0x0a>;
				};
			};

			fec@83fec000 {
				phy-mode = "mii";
				status = "okay";
			};
		};
	};

	gpio-keys {
		compatible = "gpio-keys";

		power {
			label = "Power Button";
			gpios = <&gpio2 21 0>;
			linux,code = <116>; /* KEY_POWER */
			gpio-key,wakeup;
		};
	};
};