From c3fc2de0fea2bbd54780226d66ec91d73f35e74a Mon Sep 17 00:00:00 2001 From: Benjamin Herrenschmidt Date: Fri, 21 Dec 2007 15:39:29 +1100 Subject: [PATCH] [POWERPC] 4xx: Wire up PCI on Bamboo board This adds the device-tree bits & call to ppc4xx_pci_find_bridges() to make PCI work on the Bamboo board Signed-off-by: Benjamin Herrenschmidt Signed-off-by: Josh Boyer --- arch/powerpc/boot/dts/bamboo.dts | 40 +++++++++++++++++++++++++++++- arch/powerpc/platforms/44x/Kconfig | 1 + 2 files changed, 40 insertions(+), 1 deletion(-) diff --git a/arch/powerpc/boot/dts/bamboo.dts b/arch/powerpc/boot/dts/bamboo.dts index cb2fb50a281c..e479f0789865 100644 --- a/arch/powerpc/boot/dts/bamboo.dts +++ b/arch/powerpc/boot/dts/bamboo.dts @@ -239,10 +239,48 @@ zmii-channel = <1>; }; }; + + PCI0: pci@ec000000 { + device_type = "pci"; + #interrupt-cells = <1>; + #size-cells = <2>; + #address-cells = <3>; + compatible = "ibm,plb440ep-pci", "ibm,plb-pci"; + primary; + reg = <0 eec00000 8 /* Config space access */ + 0 eed00000 4 /* IACK */ + 0 eed00000 4 /* Special cycle */ + 0 ef400000 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 a0000000 0 a0000000 0 20000000 + 01000000 0 00000000 0 e8000000 0 00010000>; + + /* Inbound 2GB range starting at 0 */ + dma-ranges = <42000000 0 0 0 0 0 80000000>; + + /* Bamboo has all 4 IRQ pins tied together per slot */ + interrupt-map-mask = ; + interrupt-map = < + /* IDSEL 1 */ + 0800 0 0 0 &UIC0 1c 8 + + /* IDSEL 2 */ + 1000 0 0 0 &UIC0 1b 8 + + /* IDSEL 3 */ + 1800 0 0 0 &UIC0 1a 8 + + /* IDSEL 4 */ + 2000 0 0 0 &UIC0 19 8 + >; + }; }; chosen { linux,stdout-path = "/plb/opb/serial@ef600300"; - bootargs = "console=ttyS0,115200"; }; }; diff --git a/arch/powerpc/platforms/44x/Kconfig b/arch/powerpc/platforms/44x/Kconfig index 1bf042498f6e..f9f65f90c9c2 100644 --- a/arch/powerpc/platforms/44x/Kconfig +++ b/arch/powerpc/platforms/44x/Kconfig @@ -3,6 +3,7 @@ config BAMBOO depends on 44x default n select 440EP + select PCI help This option enables support for the IBM PPC440EP evaluation board. -- 2.39.2