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Diffstat (limited to '')
| -rw-r--r-- | arch/powerpc/boot/dts/currituck.dts | 242 |
1 files changed, 242 insertions, 0 deletions
diff --git a/arch/powerpc/boot/dts/currituck.dts b/arch/powerpc/boot/dts/currituck.dts new file mode 100644 index 000000000..a04a4fcfd --- /dev/null +++ b/arch/powerpc/boot/dts/currituck.dts @@ -0,0 +1,242 @@ +/* + * Device Tree Source for IBM Embedded PPC 476 Platform + * + * Copyright © 2011 Tony Breeds 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,currituck"; + compatible = "ibm,currituck"; + 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>; + + }; + + plb { + compatible = "ibm,plb6"; + #address-cells = <2>; + #size-cells = <2>; + ranges; + clock-frequency = <200000000>; // 200Mhz + + 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 0x00000200 0x00000000 0x80000000 + 0x80000000 0x00000200 0x80000000 0x80000000>; + clock-frequency = <100000000>; + + UART0: serial@10000000 { + device_type = "serial"; + compatible = "ns16750", "ns16550"; + reg = <0x10000000 0x00000008>; + virtual-reg = <0xe1000000>; + clock-frequency = <1851851>; // PCIe refclk/MCGC0_CTL[UART] + current-speed = <115200>; + interrupt-parent = <&MPIC>; + interrupts = <34 2>; + }; + + FPGA0: fpga@50000000 { + compatible = "ibm,currituck-fpga"; + reg = <0x50000000 0x4>; + }; + + IIC0: i2c@0 { + compatible = "ibm,iic-currituck", "ibm,iic"; + reg = <0x0 0x00000014>; + interrupt-parent = <&MPIC>; + interrupts = <79 2>; + #address-cells = <1>; + #size-cells = <0>; + rtc@68 { + compatible = "st,m41t80", "m41st85"; + reg = <0x68>; + }; + }; + }; + + PCIE0: pciex@10100000000 { // 4xGBIF1 + 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 = <0x80 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 0 to memsize filled in by zImage */ + dma-ranges = <0x42000000 0x0 0x0 0x0 0x0 0x0 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 46 0x2 /* int A */ + 0x0 0x0 0x0 0x2 &MPIC 47 0x2 /* int B */ + 0x0 0x0 0x0 0x3 &MPIC 48 0x2 /* int C */ + 0x0 0x0 0x0 0x4 &MPIC 49 0x2 /* int D */>; + }; + + PCIE1: pciex@30100000000 { // 4xGBIF0 + 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 = <0x00000301 0x00000000 0x0 0x10000000 /* Config space access */ + 0x00000300 0x00000000 0x0 0x00001000>; /* UTL Registers space access */ + dcr-reg = <0x60 0x20>; + + ranges = <0x02000000 0x00000000 0x80000000 0x00000310 0x80000000 0x0 0x80000000 + 0x01000000 0x0 0x0 0x00000340 0x0 0x0 0x00010000>; + + /* Inbound starting at 0 to memsize filled in by zImage */ + dma-ranges = <0x42000000 0x0 0x0 0x0 0x0 0x0 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 38 0x2 /* int A */ + 0x0 0x0 0x0 0x2 &MPIC 39 0x2 /* int B */ + 0x0 0x0 0x0 0x3 &MPIC 40 0x2 /* int C */ + 0x0 0x0 0x0 0x4 &MPIC 41 0x2 /* int D */>; + }; + + PCIE2: pciex@38100000000 { // 2xGBIF0 + 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 = <0x00000381 0x00000000 0x0 0x10000000 /* Config space access */ + 0x00000380 0x00000000 0x0 0x00001000>; /* UTL Registers space access */ + dcr-reg = <0xA0 0x20>; + + ranges = <0x02000000 0x00000000 0x80000000 0x00000390 0x80000000 0x0 0x80000000 + 0x01000000 0x0 0x0 0x000003C0 0x0 0x0 0x00010000>; + + /* Inbound starting at 0 to memsize filled in by zImage */ + dma-ranges = <0x42000000 0x0 0x0 0x0 0x0 0x0 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 54 0x2 /* int A */ + 0x0 0x0 0x0 0x2 &MPIC 55 0x2 /* int B */ + 0x0 0x0 0x0 0x3 &MPIC 56 0x2 /* int C */ + 0x0 0x0 0x0 0x4 &MPIC 57 0x2 /* int D */>; + }; + + }; + + chosen { + stdout-path = &UART0; + }; +}; |