diff options
Diffstat (limited to 'arch/powerpc/boot/dts/ep405.dts')
| -rw-r--r-- | arch/powerpc/boot/dts/ep405.dts | 228 |
1 files changed, 228 insertions, 0 deletions
diff --git a/arch/powerpc/boot/dts/ep405.dts b/arch/powerpc/boot/dts/ep405.dts new file mode 100644 index 00000000000..92938557ac8 --- /dev/null +++ b/arch/powerpc/boot/dts/ep405.dts @@ -0,0 +1,228 @@ +/* + * Device Tree Source for EP405 + * + * Copyright 2007 IBM Corp. + * Benjamin Herrenschmidt <benh@kernel.crashing.org> + * + * 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. + */ + +/ { + #address-cells = <1>; + #size-cells = <1>; + model = "ep405"; + compatible = "ep405"; + dcr-parent = <&/cpus/cpu@0>; + + aliases { + ethernet0 = &EMAC; + serial0 = &UART0; + serial1 = &UART1; + }; + + cpus { + #address-cells = <1>; + #size-cells = <0>; + + cpu@0 { + device_type = "cpu"; + model = "PowerPC,405GP"; + reg = <0>; + clock-frequency = <bebc200>; /* Filled in by zImage */ + timebase-frequency = <0>; /* Filled in by zImage */ + i-cache-line-size = <20>; + d-cache-line-size = <20>; + i-cache-size = <4000>; + d-cache-size = <4000>; + dcr-controller; + dcr-access-method = "native"; + }; + }; + + memory { + device_type = "memory"; + reg = <0 0>; /* Filled in by zImage */ + }; + + UIC0: interrupt-controller { + compatible = "ibm,uic"; + interrupt-controller; + cell-index = <0>; + dcr-reg = <0c0 9>; + #address-cells = <0>; + #size-cells = <0>; + #interrupt-cells = <2>; + }; + + plb { + compatible = "ibm,plb3"; + #address-cells = <1>; + #size-cells = <1>; + ranges; + clock-frequency = <0>; /* Filled in by zImage */ + + SDRAM0: memory-controller { + compatible = "ibm,sdram-405gp"; + dcr-reg = <010 2>; + }; + + MAL: mcmal { + compatible = "ibm,mcmal-405gp", "ibm,mcmal"; + dcr-reg = <180 62>; + num-tx-chans = <1>; + num-rx-chans = <1>; + interrupt-parent = <&UIC0>; + interrupts = < + b 4 /* TXEOB */ + c 4 /* RXEOB */ + a 4 /* SERR */ + d 4 /* TXDE */ + e 4 /* RXDE */>; + }; + + POB0: opb { + compatible = "ibm,opb-405gp", "ibm,opb"; + #address-cells = <1>; + #size-cells = <1>; + ranges = <ef600000 ef600000 a00000>; + dcr-reg = <0a0 5>; + clock-frequency = <0>; /* Filled in by zImage */ + + UART0: serial@ef600300 { + device_type = "serial"; + compatible = "ns16550"; + reg = <ef600300 8>; + virtual-reg = <ef600300>; + clock-frequency = <0>; /* Filled in by zImage */ + current-speed = <2580>; + interrupt-parent = <&UIC0>; + interrupts = <0 4>; + }; + + UART1: serial@ef600400 { + device_type = "serial"; + compatible = "ns16550"; + reg = <ef600400 8>; + virtual-reg = <ef600400>; + clock-frequency = <0>; /* Filled in by zImage */ + current-speed = <2580>; + interrupt-parent = <&UIC0>; + interrupts = <1 4>; + }; + + IIC: i2c@ef600500 { + compatible = "ibm,iic-405gp", "ibm,iic"; + reg = <ef600500 11>; + interrupt-parent = <&UIC0>; + interrupts = <2 4>; + }; + + GPIO: gpio@ef600700 { + compatible = "ibm,gpio-405gp"; + reg = <ef600700 20>; + }; + + EMAC: ethernet@ef600800 { + linux,network-index = <0>; + device_type = "network"; + compatible = "ibm,emac-405gp", "ibm,emac"; + interrupt-parent = <&UIC0>; + interrupts = < + f 4 /* Ethernet */ + 9 4 /* Ethernet Wake Up */>; + local-mac-address = [000000000000]; /* Filled in by zImage */ + reg = <ef600800 70>; + mal-device = <&MAL>; + mal-tx-channel = <0>; + mal-rx-channel = <0>; + cell-index = <0>; + max-frame-size = <5dc>; + rx-fifo-size = <1000>; + tx-fifo-size = <800>; + phy-mode = "rmii"; + phy-map = <00000000>; + }; + + }; + + EBC0: ebc { + compatible = "ibm,ebc-405gp", "ibm,ebc"; + dcr-reg = <012 2>; + #address-cells = <2>; + #size-cells = <1>; + + + /* The ranges property is supplied by the bootwrapper + * and is based on the firmware's configuration of the + * EBC bridge + */ + clock-frequency = <0>; /* Filled in by zImage */ + + /* NVRAM and RTC */ + nvrtc@4,200000 { + compatible = "ds1742"; + reg = <4 200000 0>; /* size fixed up by zImage */ + }; + + /* "BCSR" CPLD contains a PCI irq controller */ + bcsr@4,0 { + compatible = "ep405-bcsr"; + reg = <4 0 10>; + interrupt-controller; + /* Routing table */ + irq-routing = [ 00 /* SYSERR */ + 01 /* STTM */ + 01 /* RTC */ + 01 /* FENET */ + 02 /* NB PCIIRQ mux ? */ + 03 /* SB Winbond 8259 ? */ + 04 /* Serial Ring */ + 05 /* USB (ep405pc) */ + 06 /* XIRQ 0 */ + 06 /* XIRQ 1 */ + 06 /* XIRQ 2 */ + 06 /* XIRQ 3 */ + 06 /* XIRQ 4 */ + 06 /* XIRQ 5 */ + 06 /* XIRQ 6 */ + 07]; /* Reserved */ + }; + }; + + PCI0: pci@ec000000 { + device_type = "pci"; + #interrupt-cells = <1>; + #size-cells = <2>; + #address-cells = <3>; + compatible = "ibm,plb405gp-pci", "ibm,plb-pci"; + primary; + reg = <eec00000 8 /* Config space access */ + eed80000 4 /* IACK */ + eed80000 4 /* Special cycle */ + ef480000 40>; /* Internal registers */ + + /* Outbound ranges, one memory and one IO, + * later cannot be changed. Chip supports a second + * IO range but we don't use it for now + */ + ranges = <02000000 0 80000000 80000000 0 20000000 + 01000000 0 00000000 e8000000 0 00010000>; + + /* Inbound 2GB range starting at 0 */ + dma-ranges = <42000000 0 0 0 0 80000000>; + + /* That's all I know about IRQs on that thing ... */ + interrupt-map-mask = <f800 0 0 0>; + interrupt-map = < + /* USB */ + 7000 0 0 0 &UIC0 1e 8 /* IRQ5 */ + >; + }; + }; + + chosen { + linux,stdout-path = "/plb/opb/serial@ef600300"; + }; +}; |