| /* |
| * 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 = "ok"; |
| }; |
| 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: pciex@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: pciex@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: pciex@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: pciex@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; |
| }; |
| }; |