From 151161c6e23160b8573a7048e7de0ded77c89655 Mon Sep 17 00:00:00 2001 From: Stefan Roese Date: Fri, 7 Dec 2007 20:34:26 +1100 Subject: [PATCH] [POWERPC] 4xx: Add Kilauea PCIe support to dts and Kconfig Signed-off-by: Stefan Roese Signed-off-by: Josh Boyer --- arch/powerpc/boot/dts/kilauea.dts | 82 ++++++++++++++++++++++++++++++ arch/powerpc/platforms/40x/Kconfig | 1 + 2 files changed, 83 insertions(+) diff --git a/arch/powerpc/boot/dts/kilauea.dts b/arch/powerpc/boot/dts/kilauea.dts index b090940ed410..aa6a51769930 100644 --- a/arch/powerpc/boot/dts/kilauea.dts +++ b/arch/powerpc/boot/dts/kilauea.dts @@ -253,5 +253,87 @@ has-new-stacr-staopc; }; }; + + PCIE0: pciex@0a0000000 { + device_type = "pci"; + #interrupt-cells = <1>; + #size-cells = <2>; + #address-cells = <3>; + compatible = "ibm,plb-pciex-405ex", "ibm,plb-pciex"; + primary; + port = <0>; /* port number */ + reg = ; /* Registers */ + dcr-reg = <040 020>; + sdr-base = <400>; + + /* Outbound ranges, one memory and one IO, + * later cannot be changed + */ + ranges = <02000000 0 80000000 90000000 0 08000000 + 01000000 0 00000000 e0000000 0 00010000>; + + /* Inbound 2GB range starting at 0 */ + dma-ranges = <42000000 0 0 0 0 80000000>; + + /* This drives busses 0x00 to 0x0f */ + bus-range = <00 0f>; + + /* 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 = <0000 0 0 7>; + interrupt-map = < + 0000 0 0 1 &UIC2 0 4 /* swizzled int A */ + 0000 0 0 2 &UIC2 1 4 /* swizzled int B */ + 0000 0 0 3 &UIC2 2 4 /* swizzled int C */ + 0000 0 0 4 &UIC2 3 4 /* swizzled int D */>; + }; + + PCIE1: pciex@0c0000000 { + device_type = "pci"; + #interrupt-cells = <1>; + #size-cells = <2>; + #address-cells = <3>; + compatible = "ibm,plb-pciex-405ex", "ibm,plb-pciex"; + primary; + port = <1>; /* port number */ + reg = ; /* Registers */ + dcr-reg = <060 020>; + sdr-base = <440>; + + /* Outbound ranges, one memory and one IO, + * later cannot be changed + */ + ranges = <02000000 0 80000000 98000000 0 08000000 + 01000000 0 00000000 e0010000 0 00010000>; + + /* Inbound 2GB range starting at 0 */ + dma-ranges = <42000000 0 0 0 0 80000000>; + + /* This drives busses 0x10 to 0x1f */ + bus-range = <10 1f>; + + /* 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 = <0000 0 0 7>; + interrupt-map = < + 0000 0 0 1 &UIC2 b 4 /* swizzled int A */ + 0000 0 0 2 &UIC2 c 4 /* swizzled int B */ + 0000 0 0 3 &UIC2 d 4 /* swizzled int C */ + 0000 0 0 4 &UIC2 e 4 /* swizzled int D */>; + }; }; }; diff --git a/arch/powerpc/platforms/40x/Kconfig b/arch/powerpc/platforms/40x/Kconfig index bdc3e8741fc7..3048bd798b2a 100644 --- a/arch/powerpc/platforms/40x/Kconfig +++ b/arch/powerpc/platforms/40x/Kconfig @@ -28,6 +28,7 @@ config KILAUEA depends on 40x default n select 405EX + select PPC4xx_PCI_EXPRESS help This option enables support for the AMCC PPC405EX evaluation board.