xref: /kernel/linux/linux-6.6/arch/powerpc/boot/dts/akebono.dts (revision 62306a36)

/*
 * Device Tree Source for IBM Embedded PPC 476 Platform
 *
 * Copyright © 2013 Tony Breeds IBM Corporation
 * Copyright © 2013 Alistair Popple IBM Corporation
 *
 * This file is licensed under the terms of the GNU General Public
 * License version 2.  This program is licensed "as is" without
 * any warranty of any kind, whether express or implied.
 */

/dts-v1/;

/memreserve/ 0x01f00000 0x00100000;	// spin table

/ {
	#address-cells = <2>;
	#size-cells = <2>;
	model = "ibm,akebono";
	compatible = "ibm,akebono", "ibm,476gtr";
	dcr-parent = <&{/cpus/cpu@0}>;

	aliases {
		serial0 = &UART0;
	};

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

		cpu@0 {
			device_type = "cpu";
			model = "PowerPC,476";
			reg = <0>;
			clock-frequency = <1600000000>; // 1.6 GHz
			timebase-frequency = <100000000>; // 100Mhz
			i-cache-line-size = <32>;
			d-cache-line-size = <32>;
			i-cache-size = <32768>;
			d-cache-size = <32768>;
			dcr-controller;
			dcr-access-method = "native";
			status = "okay";
		};
		cpu@1 {
			device_type = "cpu";
			model = "PowerPC,476";
			reg = <1>;
			clock-frequency = <1600000000>; // 1.6 GHz
			timebase-frequency = <100000000>; // 100Mhz
			i-cache-line-size = <32>;
			d-cache-line-size = <32>;
			i-cache-size = <32768>;
			d-cache-size = <32768>;
			dcr-controller;
			dcr-access-method = "native";
			status = "disabled";
			enable-method = "spin-table";
			cpu-release-addr = <0x0 0x01f00000>;
		};
	};

	memory {
		device_type = "memory";
		reg = <0x0 0x0 0x0 0x0>; // filled in by zImage
	};

	MPIC: interrupt-controller {
		compatible = "chrp,open-pic";
		interrupt-controller;
		dcr-reg = <0xffc00000 0x00040000>;
		#address-cells = <0>;
		#size-cells = <0>;
		#interrupt-cells = <2>;
		single-cpu-affinity;
	};

	plb {
		compatible = "ibm,plb6";
		#address-cells = <2>;
		#size-cells = <2>;
		ranges;
		clock-frequency = <200000000>; // 200Mhz

		HSTA0: hsta@310000e0000 {
			compatible = "ibm,476gtr-hsta-msi", "ibm,hsta-msi";
			reg = <0x310 0x000e0000 0x0 0xf0>;
			interrupt-parent = <&MPIC>;
			interrupts = <108 0
				      109 0
				      110 0
				      111 0
				      112 0
				      113 0
				      114 0
				      115 0
				      116 0
				      117 0
				      118 0
				      119 0
				      120 0
				      121 0
				      122 0
				      123 0>;
		};

		MAL0: mcmal {
			compatible = "ibm,mcmal-476gtr", "ibm,mcmal2";
			dcr-reg = <0xc0000000 0x062>;
			num-tx-chans = <1>;
			num-rx-chans = <1>;
			#address-cells = <0>;
			#size-cells = <0>;
			interrupt-parent = <&MPIC>;
			interrupts = <	/*TXEOB*/ 77 0x4
					/*RXEOB*/ 78 0x4
					/*SERR*/  76 0x4
					/*TXDE*/  79 0x4
					/*RXDE*/  80 0x4>;
		};

		SATA0: sata@30000010000 {
			compatible = "ibm,476gtr-ahci";
			reg = <0x300 0x00010000 0x0 0x10000>;
			interrupt-parent = <&MPIC>;
			interrupts = <93 2>;
		};

		EHCI0: ehci@30010000000 {
			compatible = "ibm,476gtr-ehci", "generic-ehci";
			reg = <0x300 0x10000000 0x0 0x10000>;
			interrupt-parent = <&MPIC>;
			interrupts = <85 2>;
		};

		SD0: sd@30000000000 {
			compatible = "ibm,476gtr-sdhci", "generic-sdhci";
			reg = <0x300 0x00000000 0x0 0x10000>;
			interrupts = <91 2>;
			interrupt-parent = <&MPIC>;
		};

		OHCI0: ohci@30010010000 {
			compatible = "ibm,476gtr-ohci", "generic-ohci";
			reg = <0x300 0x10010000 0x0 0x10000>;
			interrupt-parent = <&MPIC>;
			interrupts = <89 1>;
			};

		OHCI1: ohci@30010020000 {
			compatible = "ibm,476gtr-ohci", "generic-ohci";
			reg = <0x300 0x10020000 0x0 0x10000>;
			interrupt-parent = <&MPIC>;
			interrupts = <88 1>;
			};

		POB0: opb {
			compatible = "ibm,opb-4xx", "ibm,opb";
			#address-cells = <1>;
			#size-cells = <1>;
			/* Wish there was a nicer way of specifying a full
			 * 32-bit range
			 */
			ranges = <0x00000000 0x0000033f 0x00000000 0x80000000
				  0x80000000 0x0000033f 0x80000000 0x80000000>;
			clock-frequency = <100000000>;

			RGMII0: emac-rgmii-wol@50004 {
				compatible = "ibm,rgmii-wol-476gtr", "ibm,rgmii-wol";
				reg = <0x50004 0x00000008>;
				has-mdio;
			};

			EMAC0: ethernet@30000 {
				device_type = "network";
				compatible = "ibm,emac-476gtr", "ibm,emac4sync";
				interrupt-parent = <&EMAC0>;
				interrupts = <0x0 0x1>;
				#interrupt-cells = <1>;
				#address-cells = <0>;
				#size-cells = <0>;
				interrupt-map = </*Status*/ 0x0 &MPIC 81 0x4
						 /*Wake*/   0x1 &MPIC 82 0x4>;
				reg = <0x30000 0x78>;

				/* local-mac-address will normally be added by
				 * the wrapper. If your device doesn't support
				 * passing data to the wrapper (in the form
				 * local-mac-addr=<hwaddr>) then you will need
				 * to set it manually here. */
				//local-mac-address = [000000000000];

				mal-device = <&MAL0>;
				mal-tx-channel = <0>;
				mal-rx-channel = <0>;
				cell-index = <0>;
				max-frame-size = <9000>;
				rx-fifo-size = <4096>;
				tx-fifo-size = <2048>;
				rx-fifo-size-gige = <16384>;
				phy-mode = "rgmii";
				phy-map = <0x00000000>;
				rgmii-wol-device = <&RGMII0>;
				has-inverted-stacr-oc;
				has-new-stacr-staopc;
			};

			UART0: serial@10000 {
				device_type = "serial";
				compatible = "ns16750", "ns16550";
				reg = <0x10000 0x00000008>;
				virtual-reg = <0xe8010000>;
				clock-frequency = <1851851>;
				current-speed = <38400>;
				interrupt-parent = <&MPIC>;
				interrupts = <39 2>;
			};

			IIC0: i2c@0 {
				compatible = "ibm,iic-476gtr", "ibm,iic";
				reg = <0x0 0x00000020>;
				interrupt-parent = <&MPIC>;
				interrupts = <37 2>;
				#address-cells = <1>;
				#size-cells = <0>;
				rtc@68 {
					compatible = "st,m41t80", "m41st85";
					reg = <0x68>;
				};
			};

			IIC1: i2c@100 {
				compatible = "ibm,iic-476gtr", "ibm,iic";
				reg = <0x100 0x00000020>;
				interrupt-parent = <&MPIC>;
				interrupts = <38 2>;
				#address-cells = <1>;
				#size-cells = <0>;
				avr@58 {
					compatible = "ibm,akebono-avr";
					reg = <0x58>;
				};
			};

			FPGA0: fpga@ebc00000 {
				compatible = "ibm,akebono-fpga";
				reg = <0xebc00000 0x8>;
			};
		};

		PCIE0: pcie@10100000000 {
			device_type = "pci";
			#interrupt-cells = <1>;
			#size-cells = <2>;
			#address-cells = <3>;
			compatible = "ibm,plb-pciex-476fpe", "ibm,plb-pciex";
			primary;
			port = <0x0>; /* port number */
			reg = <0x00000101 0x00000000 0x0 0x10000000	       /* Config space access */
			       0x00000100 0x00000000 0x0 0x00001000>;	/* UTL Registers space access */
			dcr-reg = <0xc0 0x20>;

//                                pci_space  < pci_addr          > < cpu_addr          > < size       >
			ranges = <0x02000000 0x00000000 0x80000000 0x00000110 0x80000000 0x0 0x80000000
			          0x01000000 0x0        0x0        0x00000140 0x0        0x0 0x00010000>;

			/* Inbound starting at 0x0 to 0x40000000000. In order to use MSI
			 * PCI devices must be able to write to the HSTA module.
			 */
			dma-ranges = <0x42000000 0x0 0x0 0x0 0x0 0x400 0x0>;

			/* This drives busses 0 to 0xf */
			bus-range = <0x0 0xf>;

			/* Legacy interrupts (note the weird polarity, the bridge seems
			 * to invert PCIe legacy interrupts).
			 * We are de-swizzling here because the numbers are actually for
			 * port of the root complex virtual P2P bridge. But I want
			 * to avoid putting a node for it in the tree, so the numbers
			 * below are basically de-swizzled numbers.
			 * The real slot is on idsel 0, so the swizzling is 1:1
			 */
			interrupt-map-mask = <0x0 0x0 0x0 0x7>;
			interrupt-map = <
				0x0 0x0 0x0 0x1 &MPIC 45 0x2 /* int A */
				0x0 0x0 0x0 0x2 &MPIC 46 0x2 /* int B */
				0x0 0x0 0x0 0x3 &MPIC 47 0x2 /* int C */
				0x0 0x0 0x0 0x4 &MPIC 48 0x2 /* int D */>;
		};

		PCIE1: pcie@20100000000 {
			device_type = "pci";
			#interrupt-cells = <1>;
			#size-cells = <2>;
			#address-cells = <3>;
			compatible = "ibm,plb-pciex-476fpe", "ibm,plb-pciex";
			primary;
			port = <0x1>; /* port number */
			reg = <0x00000201 0x00000000 0x0 0x10000000	       /* Config space access */
			       0x00000200 0x00000000 0x0 0x00001000>;	/* UTL Registers space access */
			dcr-reg = <0x100 0x20>;

//                                pci_space  < pci_addr          > < cpu_addr          > < size       >
			ranges = <0x02000000 0x00000000 0x80000000 0x00000210 0x80000000 0x0 0x80000000
			          0x01000000 0x0        0x0        0x00000240 0x0        0x0 0x00010000>;

			/* Inbound starting at 0x0 to 0x40000000000. In order to use MSI
			 * PCI devices must be able to write to the HSTA module.
			 */
			dma-ranges = <0x42000000 0x0 0x0 0x0 0x0 0x400 0x0>;

			/* This drives busses 0 to 0xf */
			bus-range = <0x0 0xf>;

			/* Legacy interrupts (note the weird polarity, the bridge seems
			 * to invert PCIe legacy interrupts).
			 * We are de-swizzling here because the numbers are actually for
			 * port of the root complex virtual P2P bridge. But I want
			 * to avoid putting a node for it in the tree, so the numbers
			 * below are basically de-swizzled numbers.
			 * The real slot is on idsel 0, so the swizzling is 1:1
			 */
			interrupt-map-mask = <0x0 0x0 0x0 0x7>;
			interrupt-map = <
				0x0 0x0 0x0 0x1 &MPIC 53 0x2 /* int A */
				0x0 0x0 0x0 0x2 &MPIC 54 0x2 /* int B */
				0x0 0x0 0x0 0x3 &MPIC 55 0x2 /* int C */
				0x0 0x0 0x0 0x4 &MPIC 56 0x2 /* int D */>;
		};

		PCIE2: pcie@18100000000 {
			device_type = "pci";
			#interrupt-cells = <1>;
			#size-cells = <2>;
			#address-cells = <3>;
			compatible = "ibm,plb-pciex-476fpe", "ibm,plb-pciex";
			primary;
			port = <0x2>; /* port number */
			reg = <0x00000181 0x00000000 0x0 0x10000000	       /* Config space access */
			       0x00000180 0x00000000 0x0 0x00001000>;	/* UTL Registers space access */
			dcr-reg = <0xe0 0x20>;

//                                pci_space  < pci_addr          > < cpu_addr          > < size       >
			ranges = <0x02000000 0x00000000 0x80000000 0x00000190 0x80000000 0x0 0x80000000
			          0x01000000 0x0        0x0        0x000001c0 0x0        0x0 0x00010000>;

			/* Inbound starting at 0x0 to 0x40000000000. In order to use MSI
			 * PCI devices must be able to write to the HSTA module.
			 */
			dma-ranges = <0x42000000 0x0 0x0 0x0 0x0 0x400 0x0>;

			/* This drives busses 0 to 0xf */
			bus-range = <0x0 0xf>;

			/* Legacy interrupts (note the weird polarity, the bridge seems
			 * to invert PCIe legacy interrupts).
			 * We are de-swizzling here because the numbers are actually for
			 * port of the root complex virtual P2P bridge. But I want
			 * to avoid putting a node for it in the tree, so the numbers
			 * below are basically de-swizzled numbers.
			 * The real slot is on idsel 0, so the swizzling is 1:1
			 */
			interrupt-map-mask = <0x0 0x0 0x0 0x7>;
			interrupt-map = <
				0x0 0x0 0x0 0x1 &MPIC 61 0x2 /* int A */
				0x0 0x0 0x0 0x2 &MPIC 62 0x2 /* int B */
				0x0 0x0 0x0 0x3 &MPIC 63 0x2 /* int C */
				0x0 0x0 0x0 0x4 &MPIC 64 0x2 /* int D */>;
		};

		PCIE3: pcie@28100000000 {
			device_type = "pci";
			#interrupt-cells = <1>;
			#size-cells = <2>;
			#address-cells = <3>;
			compatible = "ibm,plb-pciex-476fpe", "ibm,plb-pciex";
			primary;
			port = <0x3>; /* port number */
			reg = <0x00000281 0x00000000 0x0 0x10000000	       /* Config space access */
			       0x00000280 0x00000000 0x0 0x00001000>;	/* UTL Registers space access */
			dcr-reg = <0x120 0x20>;

//                                pci_space  < pci_addr          > < cpu_addr          > < size       >
			ranges = <0x02000000 0x00000000 0x80000000 0x00000290 0x80000000 0x0 0x80000000
			          0x01000000 0x0        0x0        0x000002c0 0x0        0x0 0x00010000>;

			/* Inbound starting at 0x0 to 0x40000000000. In order to use MSI
			 * PCI devices must be able to write to the HSTA module.
			 */
			dma-ranges = <0x42000000 0x0 0x0 0x0 0x0 0x400 0x0>;

			/* This drives busses 0 to 0xf */
			bus-range = <0x0 0xf>;

			/* Legacy interrupts (note the weird polarity, the bridge seems
			 * to invert PCIe legacy interrupts).
			 * We are de-swizzling here because the numbers are actually for
			 * port of the root complex virtual P2P bridge. But I want
			 * to avoid putting a node for it in the tree, so the numbers
			 * below are basically de-swizzled numbers.
			 * The real slot is on idsel 0, so the swizzling is 1:1
			 */
			interrupt-map-mask = <0x0 0x0 0x0 0x7>;
			interrupt-map = <
				0x0 0x0 0x0 0x1 &MPIC 69 0x2 /* int A */
				0x0 0x0 0x0 0x2 &MPIC 70 0x2 /* int B */
				0x0 0x0 0x0 0x3 &MPIC 71 0x2 /* int C */
				0x0 0x0 0x0 0x4 &MPIC 72 0x2 /* int D */>;
		};
	};

	chosen {
		stdout-path = &UART0;
	};
};