From 69c0785112921a43739495a68f459fde88a9bbd8 Mon Sep 17 00:00:00 2001 From: Benjamin Herrenschmidt Date: Fri, 21 Dec 2007 15:39:25 +1100 Subject: [PATCH] [POWERPC] 4xx: PCI support for Ebony board This wires up the 4xx PCI support & device tree bits for 440GP based Ebony platform. Signed-off-by: Benjamin Herrenschmidt Signed-off-by: Josh Boyer --- arch/powerpc/boot/dts/ebony.dts | 41 ++++++++++++++++++++++++++---- arch/powerpc/platforms/44x/Kconfig | 1 + 2 files changed, 37 insertions(+), 5 deletions(-) diff --git a/arch/powerpc/boot/dts/ebony.dts b/arch/powerpc/boot/dts/ebony.dts index bc259972aaa0..331c424e97ea 100644 --- a/arch/powerpc/boot/dts/ebony.dts +++ b/arch/powerpc/boot/dts/ebony.dts @@ -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 + >; }; }; diff --git a/arch/powerpc/platforms/44x/Kconfig b/arch/powerpc/platforms/44x/Kconfig index 905d83621453..f65fa10ef427 100644 --- a/arch/powerpc/platforms/44x/Kconfig +++ b/arch/powerpc/platforms/44x/Kconfig @@ -11,6 +11,7 @@ config EBONY depends on 44x default y select 440GP + select PCI help This option enables support for the IBM PPC440GP evaluation board. -- GitLab