From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: To: Josh Boyer From: Benjamin Herrenschmidt Date: Thu, 13 Dec 2007 18:38:34 +1100 Subject: [PATCH 6/20] [POWERPC] PCI support for 4xx Ebony board Message-Id: <20071213073840.78DC7DDFB3@ozlabs.org> Cc: linuxppc-dev@ozlabs.org List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , This wires up the 4xx PCI support & device tree bits for 440GP based Ebony platform. Signed-off-by: Benjamin Herrenschmidt --- arch/powerpc/boot/dts/ebony.dts | 41 +++++++++++++++++++++++++++++++++++----- 1 file changed, 36 insertions(+), 5 deletions(-) --- linux-work.orig/arch/powerpc/boot/dts/ebony.dts 2007-10-15 11:19:35.000000000 +1000 +++ linux-work/arch/powerpc/boot/dts/ebony.dts 2007-11-27 18:27:37.000000000 +1100 @@ -284,12 +284,43 @@ }; - PCIX0: pci@1234 { + PCIX0: pci@20ec00000 { device_type = "pci"; - /* FIXME */ - reg = <2 0ec00000 8 - 2 0ec80000 f0 - 2 0ec80100 fc>; + #interrupt-cells = <1>; + #size-cells = <2>; + #address-cells = <3>; + compatible = "ibm,plb440gp-pcix", "ibm,plb-pcix"; + primary; + reg = <2 0ec00000 8 /* Config space access */ + 0 0 0 /* no IACK cycles */ + 2 0ed00000 4 /* Special cycles */ + 2 0ec80000 f0 /* Internal registers */ + 2 0ec80100 fc>; /* Internal messaging registers */ + + /* Outbound ranges, one memory and one IO, + * later cannot be changed + */ + ranges = <02000000 0 80000000 00000003 80000000 0 80000000 + 01000000 0 00000000 00000002 08000000 0 00010000>; + + /* Inbound 2GB range starting at 0 */ + dma-ranges = <42000000 0 0 0 0 0 80000000>; + + /* Ebony has all 4 IRQ pins tied together per slot */ + interrupt-map-mask = ; + interrupt-map = < + /* IDSEL 1 */ + 0800 0 0 0 &UIC0 17 8 + + /* IDSEL 2 */ + 1000 0 0 0 &UIC0 18 8 + + /* IDSEL 3 */ + 1800 0 0 0 &UIC0 19 8 + + /* IDSEL 4 */ + 2000 0 0 0 &UIC0 1a 8 + >; }; };