xref: /freebsd/sys/contrib/device-tree/src/arm/aspeed/aspeed-bmc-facebook-cmm.dts (revision f126890a)

// SPDX-License-Identifier: GPL-2.0+
// Copyright (c) 2018 Facebook Inc.
/dts-v1/;

#include "ast2500-facebook-netbmc-common.dtsi"

/ {
	model = "Facebook Backpack CMM BMC";
	compatible = "facebook,cmm-bmc", "aspeed,ast2500";

	aliases {
		/*
		 * Override the default uart aliases to avoid breaking
		 * the legacy applications.
		 */
		serial0 = &uart5;
		serial1 = &uart1;
		serial2 = &uart3;
		serial3 = &uart4;

		/*
		 * PCA9548 (1-0077) provides 8 channels for connecting to
		 * 4 Line Cards and 4 Fabric Cards.
		 */
		i2c16 = &imux16;
		i2c17 = &imux17;
		i2c18 = &imux18;
		i2c19 = &imux19;
		i2c20 = &imux20;
		i2c21 = &imux21;
		i2c22 = &imux22;
		i2c23 = &imux23;

		/*
		 * PCA9548 (2-0071) provides 8 channels for connecting to
		 * Power Distribution Board.
		 */
		i2c24 = &imux24;
		i2c25 = &imux25;
		i2c26 = &imux26;
		i2c27 = &imux27;
		i2c28 = &imux28;
		i2c29 = &imux29;
		i2c30 = &imux30;
		i2c31 = &imux31;

		/*
		 * PCA9548 (8-0077) provides 8 channels and the first 4
		 * channels are connecting to 4 Fan Control Boards.
		 */
		i2c32 = &imux32;
		i2c33 = &imux33;
		i2c34 = &imux34;
		i2c35 = &imux35;
		i2c36 = &imux36;
		i2c37 = &imux37;
		i2c38 = &imux38;
		i2c39 = &imux39;

		/*
		 * 2 PCA9548 (18-0070 & 18-0073), 16 channels connecting
		 * to Line Card #1.
		 */
		i2c40 = &imux40;
		i2c41 = &imux41;
		i2c42 = &imux42;
		i2c43 = &imux43;
		i2c44 = &imux44;
		i2c45 = &imux45;
		i2c46 = &imux46;
		i2c47 = &imux47;
		i2c48 = &imux48;
		i2c49 = &imux49;
		i2c50 = &imux50;
		i2c51 = &imux51;
		i2c52 = &imux52;
		i2c53 = &imux53;
		i2c54 = &imux54;
		i2c55 = &imux55;

		/*
		 * 2 PCA9548 (19-0070 & 19-0073), 16 channels connecting
		 * to Line Card #2.
		 */
		i2c56 = &imux56;
		i2c57 = &imux57;
		i2c58 = &imux58;
		i2c59 = &imux59;
		i2c60 = &imux60;
		i2c61 = &imux61;
		i2c62 = &imux62;
		i2c63 = &imux63;
		i2c64 = &imux64;
		i2c65 = &imux65;
		i2c66 = &imux66;
		i2c67 = &imux67;
		i2c68 = &imux68;
		i2c69 = &imux69;
		i2c70 = &imux70;
		i2c71 = &imux71;

		/*
		 * 2 PCA9548 (20-0070 & 20-0073), 16 channels connecting
		 * to Line Card #3.
		 */
		i2c72 = &imux72;
		i2c73 = &imux73;
		i2c74 = &imux74;
		i2c75 = &imux75;
		i2c76 = &imux76;
		i2c77 = &imux77;
		i2c78 = &imux78;
		i2c79 = &imux79;
		i2c80 = &imux80;
		i2c81 = &imux81;
		i2c82 = &imux82;
		i2c83 = &imux83;
		i2c84 = &imux84;
		i2c85 = &imux85;
		i2c86 = &imux86;
		i2c87 = &imux87;

		/*
		 * 2 PCA9548 (21-0070 & 21-0073), 16 channels connecting
		 * to Line Card #4.
		 */
		i2c88 = &imux88;
		i2c89 = &imux89;
		i2c90 = &imux90;
		i2c91 = &imux91;
		i2c92 = &imux92;
		i2c93 = &imux93;
		i2c94 = &imux94;
		i2c95 = &imux95;
		i2c96 = &imux96;
		i2c97 = &imux97;
		i2c98 = &imux98;
		i2c99 = &imux99;
		i2c100 = &imux100;
		i2c101 = &imux101;
		i2c102 = &imux102;
		i2c103 = &imux103;

		/*
		 * 2 PCA9548 (16-0070 & 16-0073), 16 channels connecting
		 * to Fabric Card #1.
		 */
		i2c104 = &imux104;
		i2c105 = &imux105;
		i2c106 = &imux106;
		i2c107 = &imux107;
		i2c108 = &imux108;
		i2c109 = &imux109;
		i2c110 = &imux110;
		i2c111 = &imux111;
		i2c112 = &imux112;
		i2c113 = &imux113;
		i2c114 = &imux114;
		i2c115 = &imux115;
		i2c116 = &imux116;
		i2c117 = &imux117;
		i2c118 = &imux118;
		i2c119 = &imux119;

		/*
		 * 2 PCA9548 (17-0070 & 17-0073), 16 channels connecting
		 * to Fabric Card #2.
		 */
		i2c120 = &imux120;
		i2c121 = &imux121;
		i2c122 = &imux122;
		i2c123 = &imux123;
		i2c124 = &imux124;
		i2c125 = &imux125;
		i2c126 = &imux126;
		i2c127 = &imux127;
		i2c128 = &imux128;
		i2c129 = &imux129;
		i2c130 = &imux130;
		i2c131 = &imux131;
		i2c132 = &imux132;
		i2c133 = &imux133;
		i2c134 = &imux134;
		i2c135 = &imux135;

		/*
		 * 2 PCA9548 (22-0070 & 22-0073), 16 channels connecting
		 * to Fabric Card #3.
		 */
		i2c136 = &imux136;
		i2c137 = &imux137;
		i2c138 = &imux138;
		i2c139 = &imux139;
		i2c140 = &imux140;
		i2c141 = &imux141;
		i2c142 = &imux142;
		i2c143 = &imux143;
		i2c144 = &imux144;
		i2c145 = &imux145;
		i2c146 = &imux146;
		i2c147 = &imux147;
		i2c148 = &imux148;
		i2c149 = &imux149;
		i2c150 = &imux150;
		i2c151 = &imux151;

		/*
		 * 2 PCA9548 (23-0070 & 23-0073), 16 channels connecting
		 * to Fabric Card #4.
		 */
		i2c152 = &imux152;
		i2c153 = &imux153;
		i2c154 = &imux154;
		i2c155 = &imux155;
		i2c156 = &imux156;
		i2c157 = &imux157;
		i2c158 = &imux158;
		i2c159 = &imux159;
		i2c160 = &imux160;
		i2c161 = &imux161;
		i2c162 = &imux162;
		i2c163 = &imux163;
		i2c164 = &imux164;
		i2c165 = &imux165;
		i2c166 = &imux166;
		i2c167 = &imux167;

		/*
		 * PCA9548 (32-0070), 8 channels connecting to Fan Control
		 # Board #1.
		 */
		i2c168 = &imux168;
		i2c169 = &imux169;
		i2c170 = &imux170;
		i2c171 = &imux171;
		i2c172 = &imux172;
		i2c173 = &imux173;
		i2c174 = &imux174;
		i2c175 = &imux175;

		/*
		 * PCA9548 (33-0070), 8 channels connecting to Fan Control
		 # Board #2.
		 */
		i2c176 = &imux176;
		i2c177 = &imux177;
		i2c178 = &imux178;
		i2c179 = &imux179;
		i2c180 = &imux180;
		i2c181 = &imux181;
		i2c182 = &imux182;
		i2c183 = &imux183;

		/*
		 * PCA9548 (34-0070), 8 channels connecting to Fan Control
		 # Board #3.
		 */
		i2c184 = &imux184;
		i2c185 = &imux185;
		i2c186 = &imux186;
		i2c187 = &imux187;
		i2c188 = &imux188;
		i2c189 = &imux189;
		i2c190 = &imux190;
		i2c191 = &imux191;

		/*
		 * PCA9548 (35-0070), 8 channels connecting to Fan Control
		 # Board #4.
		 */
		i2c192 = &imux192;
		i2c193 = &imux193;
		i2c194 = &imux194;
		i2c195 = &imux195;
		i2c196 = &imux196;
		i2c197 = &imux197;
		i2c198 = &imux198;
		i2c199 = &imux199;
	};

	chosen {
		stdout-path = &uart1;
		bootargs = "console=ttyS1,9600n8 root=/dev/ram rw earlycon";
	};

	ast-adc-hwmon {
		compatible = "iio-hwmon";
		io-channels = <&adc 0>, <&adc 1>, <&adc 2>, <&adc 3>,
			      <&adc 4>, <&adc 5>, <&adc 6>, <&adc 7>;
	};
};

&uart1 {
	pinctrl-0 = <&pinctrl_txd1_default
		     &pinctrl_rxd1_default
		     &pinctrl_ncts1_default
		     &pinctrl_ndcd1_default
		     &pinctrl_ndsr1_default
		     &pinctrl_ndtr1_default
		     &pinctrl_nrts1_default>;
};

&uart3 {
	pinctrl-0 = <&pinctrl_txd3_default
		     &pinctrl_rxd3_default
		     &pinctrl_ncts3_default
		     &pinctrl_ndcd3_default
		     &pinctrl_nri3_default>;
};

&uart4 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_txd4_default
		     &pinctrl_rxd4_default>;
};

/*
 * I2C bus reserved for communication with COM-E.
 */
&i2c0 {
	status = "okay";
};

/*
 * I2C bus to Line Cards and Fabric Cards.
 */
&i2c1 {
	status = "okay";

	i2c-switch@77 {
		compatible = "nxp,pca9548";
		#address-cells = <1>;
		#size-cells = <0>;
		reg = <0x77>;
		i2c-mux-idle-disconnect;

		/* To Fabric Card #1 */
		imux16: i2c@0 {
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <0>;

			i2c-switch@70 {
				compatible = "nxp,pca9548";
				#address-cells = <1>;
				#size-cells = <0>;
				reg = <0x70>;
				i2c-mux-idle-disconnect;

				imux104: i2c@0 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <0>;
				};
				imux105: i2c@1 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <1>;
				};
				imux106: i2c@2 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <2>;
				};
				imux107: i2c@3 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <3>;
				};
				imux108: i2c@4 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <4>;
				};
				imux109: i2c@5 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <5>;
				};
				imux110: i2c@6 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <6>;
				};
				imux111: i2c@7 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <7>;
				};
			};

			i2c-switch@73 {
				compatible = "nxp,pca9548";
				#address-cells = <1>;
				#size-cells = <0>;
				reg = <0x73>;
				i2c-mux-idle-disconnect;

				imux112: i2c@0 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <0>;
				};
				imux113: i2c@1 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <1>;
				};
				imux114: i2c@2 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <2>;
				};
				imux115: i2c@3 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <3>;
				};
				imux116: i2c@4 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <4>;
				};
				imux117: i2c@5 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <5>;
				};
				imux118: i2c@6 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <6>;
				};
				imux119: i2c@7 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <7>;
				};
			};
		};

		/* To Fabric Card #2 */
		imux17: i2c@1 {
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <1>;

			i2c-switch@70 {
				compatible = "nxp,pca9548";
				#address-cells = <1>;
				#size-cells = <0>;
				reg = <0x70>;
				i2c-mux-idle-disconnect;

				imux120: i2c@0 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <0>;
				};
				imux121: i2c@1 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <1>;
				};
				imux122: i2c@2 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <2>;
				};
				imux123: i2c@3 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <3>;
				};
				imux124: i2c@4 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <4>;
				};
				imux125: i2c@5 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <5>;
				};
				imux126: i2c@6 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <6>;
				};
				imux127: i2c@7 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <7>;
				};
			};

			i2c-switch@73 {
				compatible = "nxp,pca9548";
				#address-cells = <1>;
				#size-cells = <0>;
				reg = <0x73>;
				i2c-mux-idle-disconnect;

				imux128: i2c@0 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <0>;
				};
				imux129: i2c@1 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <1>;
				};
				imux130: i2c@2 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <2>;
				};
				imux131: i2c@3 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <3>;
				};
				imux132: i2c@4 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <4>;
				};
				imux133: i2c@5 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <5>;
				};
				imux134: i2c@6 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <6>;
				};
				imux135: i2c@7 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <7>;
				};
			};
		};

		/* To Line Card #1 */
		imux18: i2c@2 {
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <2>;

			i2c-switch@70 {
				compatible = "nxp,pca9548";
				#address-cells = <1>;
				#size-cells = <0>;
				reg = <0x70>;
				i2c-mux-idle-disconnect;

				imux40: i2c@0 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <0>;
				};
				imux41: i2c@1 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <1>;
				};
				imux42: i2c@2 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <2>;
				};
				imux43: i2c@3 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <3>;
				};
				imux44: i2c@4 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <4>;
				};
				imux45: i2c@5 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <5>;
				};
				imux46: i2c@6 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <6>;
				};
				imux47: i2c@7 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <7>;
				};
			};

			i2c-switch@73 {
				compatible = "nxp,pca9548";
				#address-cells = <1>;
				#size-cells = <0>;
				reg = <0x73>;
				i2c-mux-idle-disconnect;

				imux48: i2c@0 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <0>;
				};
				imux49: i2c@1 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <1>;
				};
				imux50: i2c@2 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <2>;
				};
				imux51: i2c@3 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <3>;
				};
				imux52: i2c@4 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <4>;
				};
				imux53: i2c@5 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <5>;
				};
				imux54: i2c@6 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <6>;
				};
				imux55: i2c@7 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <7>;
				};
			};
		};

		/* To Line Card #2 */
		imux19: i2c@3 {
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <3>;

			i2c-switch@70 {
				compatible = "nxp,pca9548";
				#address-cells = <1>;
				#size-cells = <0>;
				reg = <0x70>;
				i2c-mux-idle-disconnect;

				imux56: i2c@0 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <0>;
				};
				imux57: i2c@1 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <1>;
				};
				imux58: i2c@2 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <2>;
				};
				imux59: i2c@3 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <3>;
				};
				imux60: i2c@4 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <4>;
				};
				imux61: i2c@5 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <5>;
				};
				imux62: i2c@6 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <6>;
				};
				imux63: i2c@7 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <7>;
				};
			};

			i2c-switch@73 {
				compatible = "nxp,pca9548";
				#address-cells = <1>;
				#size-cells = <0>;
				reg = <0x73>;
				i2c-mux-idle-disconnect;

				imux64: i2c@0 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <0>;
				};
				imux65: i2c@1 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <1>;
				};
				imux66: i2c@2 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <2>;
				};
				imux67: i2c@3 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <3>;
				};
				imux68: i2c@4 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <4>;
				};
				imux69: i2c@5 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <5>;
				};
				imux70: i2c@6 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <6>;
				};
				imux71: i2c@7 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <7>;
				};
			};
		};

		/* To LC3 SCM */
		imux20: i2c@4 {
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <4>;

			i2c-switch@70 {
				compatible = "nxp,pca9548";
				#address-cells = <1>;
				#size-cells = <0>;
				reg = <0x70>;
				i2c-mux-idle-disconnect;

				imux72: i2c@0 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <0>;
				};
				imux73: i2c@1 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <1>;
				};
				imux74: i2c@2 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <2>;
				};
				imux75: i2c@3 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <3>;
				};
				imux76: i2c@4 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <4>;
				};
				imux77: i2c@5 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <5>;
				};
				imux78: i2c@6 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <6>;
				};
				imux79: i2c@7 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <7>;
				};
			};

			i2c-switch@73 {
				compatible = "nxp,pca9548";
				#address-cells = <1>;
				#size-cells = <0>;
				reg = <0x73>;
				i2c-mux-idle-disconnect;

				imux80: i2c@0 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <0>;
				};
				imux81: i2c@1 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <1>;
				};
				imux82: i2c@2 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <2>;
				};
				imux83: i2c@3 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <3>;
				};
				imux84: i2c@4 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <4>;
				};
				imux85: i2c@5 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <5>;
				};
				imux86: i2c@6 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <6>;
				};
				imux87: i2c@7 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <7>;
				};
			};
		};

		/* To Line Card #4 */
		imux21: i2c@5 {
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <5>;

			i2c-switch@70 {
				compatible = "nxp,pca9548";
				#address-cells = <1>;
				#size-cells = <0>;
				reg = <0x70>;
				i2c-mux-idle-disconnect;

				imux88: i2c@0 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <0>;
				};
				imux89: i2c@1 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <1>;
				};
				imux90: i2c@2 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <2>;
				};
				imux91: i2c@3 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <3>;
				};
				imux92: i2c@4 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <4>;
				};
				imux93: i2c@5 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <5>;
				};
				imux94: i2c@6 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <6>;
				};
				imux95: i2c@7 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <7>;
				};
			};

			i2c-switch@73 {
				compatible = "nxp,pca9548";
				#address-cells = <1>;
				#size-cells = <0>;
				reg = <0x73>;
				i2c-mux-idle-disconnect;

				imux96: i2c@0 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <0>;
				};
				imux97: i2c@1 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <1>;
				};
				imux98: i2c@2 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <2>;
				};
				imux99: i2c@3 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <3>;
				};
				imux100: i2c@4 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <4>;
				};
				imux101: i2c@5 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <5>;
				};
				imux102: i2c@6 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <6>;
				};
				imux103: i2c@7 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <7>;
				};
			};
		};

		/* To Fabric Card #3 */
		imux22: i2c@6 {
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <6>;

			i2c-switch@70 {
				compatible = "nxp,pca9548";
				#address-cells = <1>;
				#size-cells = <0>;
				reg = <0x70>;
				i2c-mux-idle-disconnect;

				imux136: i2c@0 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <0>;
				};
				imux137: i2c@1 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <1>;
				};
				imux138: i2c@2 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <2>;
				};
				imux139: i2c@3 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <3>;
				};
				imux140: i2c@4 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <4>;
				};
				imux141: i2c@5 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <5>;
				};
				imux142: i2c@6 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <6>;
				};
				imux143: i2c@7 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <7>;
				};
			};

			i2c-switch@73 {
				compatible = "nxp,pca9548";
				#address-cells = <1>;
				#size-cells = <0>;
				reg = <0x73>;
				i2c-mux-idle-disconnect;

				imux144: i2c@0 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <0>;
				};
				imux145: i2c@1 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <1>;
				};
				imux146: i2c@2 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <2>;
				};
				imux147: i2c@3 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <3>;
				};
				imux148: i2c@4 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <4>;
				};
				imux149: i2c@5 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <5>;
				};
				imux150: i2c@6 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <6>;
				};
				imux151: i2c@7 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <7>;
				};
			};
		};

		/* To Fabric Card #4 */
		imux23: i2c@7 {
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <7>;

			i2c-switch@70 {
				compatible = "nxp,pca9548";
				#address-cells = <1>;
				#size-cells = <0>;
				reg = <0x70>;
				i2c-mux-idle-disconnect;

				imux152: i2c@0 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <0>;
				};
				imux153: i2c@1 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <1>;
				};
				imux154: i2c@2 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <2>;
				};
				imux155: i2c@3 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <3>;
				};
				imux156: i2c@4 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <4>;
				};
				imux157: i2c@5 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <5>;
				};
				imux158: i2c@6 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <6>;
				};
				imux159: i2c@7 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <7>;
				};
			};

			i2c-switch@73 {
				compatible = "nxp,pca9548";
				#address-cells = <1>;
				#size-cells = <0>;
				reg = <0x73>;
				i2c-mux-idle-disconnect;

				imux160: i2c@0 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <0>;
				};
				imux161: i2c@1 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <1>;
				};
				imux162: i2c@2 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <2>;
				};
				imux163: i2c@3 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <3>;
				};
				imux164: i2c@4 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <4>;
				};
				imux165: i2c@5 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <5>;
				};
				imux166: i2c@6 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <6>;
				};
				imux167: i2c@7 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <7>;
				};
			};
		};
	};
};

/*
 * I2C bus to Power Distribution Board.
 */
&i2c2 {
	status = "okay";

	i2c-switch@71 {
		compatible = "nxp,pca9548";
		#address-cells = <1>;
		#size-cells = <0>;
		reg = <0x71>;
		i2c-mux-idle-disconnect;

		imux24: i2c@0 {
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <0>;
		};

		imux25: i2c@1 {
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <1>;
		};

		imux26: i2c@2 {
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <2>;
		};

		imux27: i2c@3 {
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <3>;
		};

		imux28: i2c@4 {
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <4>;
		};

		imux29: i2c@5 {
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <5>;
		};

		imux30: i2c@6 {
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <6>;
		};

		imux31: i2c@7 {
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <7>;
		};
	};
};

/*
 * I2c bus connected with temperature sensors on CMM.
 */
&i2c3 {
	status = "okay";
};

/*
 * I2C bus reserved for communication with COM-E.
 */
&i2c4 {
	status = "okay";
};

/*
 * I2c bus connected with ADM1278.
 */
&i2c5 {
	status = "okay";
};

/*
 * I2c bus connected with I/O Expander.
 */
&i2c6 {
	status = "okay";
};

/*
 * I2c bus connected with I/O Expander and EPROMs.
 */
&i2c7 {
	status = "okay";
};

/*
 * I2C bus to Fan Control Boards.
 */
&i2c8 {
	status = "okay";

	i2c-switch@77 {
		compatible = "nxp,pca9548";
		#address-cells = <1>;
		#size-cells = <0>;
		reg = <0x77>;
		i2c-mux-idle-disconnect;

		/* To Fan Control Board #1 */
		imux32: i2c@0 {
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <0>;

			i2c-switch@70 {
				compatible = "nxp,pca9548";
				#address-cells = <1>;
				#size-cells = <0>;
				reg = <0x70>;
				i2c-mux-idle-disconnect;

				imux168: i2c@0 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <0>;
				};
				imux169: i2c@1 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <1>;
				};
				imux170: i2c@2 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <2>;
				};
				imux171: i2c@3 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <3>;
				};
				imux172: i2c@4 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <4>;
				};
				imux173: i2c@5 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <5>;
				};
				imux174: i2c@6 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <6>;
				};
				imux175: i2c@7 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <7>;
				};
			};
		};

		/* To Fan Control Board #2 */
		imux33: i2c@1 {
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <1>;

			i2c-switch@70 {
				compatible = "nxp,pca9548";
				#address-cells = <1>;
				#size-cells = <0>;
				reg = <0x70>;
				i2c-mux-idle-disconnect;

				imux176: i2c@0 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <0>;
				};
				imux177: i2c@1 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <1>;
				};
				imux178: i2c@2 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <2>;
				};
				imux179: i2c@3 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <3>;
				};
				imux180: i2c@4 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <4>;
				};
				imux181: i2c@5 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <5>;
				};
				imux182: i2c@6 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <6>;
				};
				imux183: i2c@7 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <7>;
				};
			};
		};

		/* To Fan Control Board #3 */
		imux34: i2c@2 {
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <2>;

			i2c-switch@70 {
				compatible = "nxp,pca9548";
				#address-cells = <1>;
				#size-cells = <0>;
				reg = <0x70>;
				i2c-mux-idle-disconnect;

				imux184: i2c@0 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <0>;
				};
				imux185: i2c@1 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <1>;
				};
				imux186: i2c@2 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <2>;
				};
				imux187: i2c@3 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <3>;
				};
				imux188: i2c@4 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <4>;
				};
				imux189: i2c@5 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <5>;
				};
				imux190: i2c@6 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <6>;
				};
				imux191: i2c@7 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <7>;
				};
			};
		};

		/* To Fan Control Board #4 */
		imux35: i2c@3 {
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <3>;

			i2c-switch@70 {
				compatible = "nxp,pca9548";
				#address-cells = <1>;
				#size-cells = <0>;
				reg = <0x70>;
				i2c-mux-idle-disconnect;

				imux192: i2c@0 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <0>;
				};
				imux193: i2c@1 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <1>;
				};
				imux194: i2c@2 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <2>;
				};
				imux195: i2c@3 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <3>;
				};
				imux196: i2c@4 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <4>;
				};
				imux197: i2c@5 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <5>;
				};
				imux198: i2c@6 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <6>;
				};
				imux199: i2c@7 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <7>;
				};
			};
		};

		imux36: i2c@4 {
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <4>;
		};

		imux37: i2c@5 {
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <5>;
		};

		imux38: i2c@6 {
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <6>;
		};

		imux39: i2c@7 {
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <7>;
		};
	};
};

/*
 * I2C bus to CMM CPLD.
 */
&i2c13 {
	status = "okay";
};

&adc {
	status = "okay";
};

&ehci0 {
	status = "okay";
};

&ehci1 {
	status = "okay";
};

&vhub {
	status = "disabled";
};

&sdhci0 {
	status = "okay";

	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_sd1_default>;
};

&sdhci1 {
	status = "disabled";
};

&fmc_flash0 {
#include "facebook-bmc-flash-layout.dtsi"
};

&fmc_flash1 {
	partitions {
		compatible = "fixed-partitions";
		#address-cells = <1>;
		#size-cells = <1>;

		flash1@0 {
			reg = <0x0 0x2000000>;
			label = "flash1";
		};
	};
};