powerpc/44x: Adding PCI-E support for PowerPC 460SX based SOC.
Add support for PCI-e on the AMCC 460SX boards Signed-off-by: Tirumala Marri <tmarri@amcc.com> Acked-by: Josh Boyer <jwboyer@linux.vnet.ibm.com Signed-off-by: Josh Boyer <jwboyer@linux.vnet.ibm.com>
This commit is contained in:
Tirumala Marri
committed by
Josh Boyer
Josh Boyer
parent
1ed31d6db9
commit
e2efc09e52
@@ -234,10 +234,132 @@
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has-inverted-stacr-oc;
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has-new-stacr-staopc;
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};
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};
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PCIE0: pciex@d00000000 {
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device_type = "pci";
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#interrupt-cells = <1>;
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#size-cells = <2>;
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#address-cells = <3>;
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compatible = "ibm,plb-pciex-460sx", "ibm,plb-pciex";
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primary;
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port = <0x0>; /* port number */
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reg = <0x0000000d 0x00000000 0x20000000 /* Config space access */
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0x0000000c 0x10000000 0x00001000>; /* Registers */
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dcr-reg = <0x100 0x020>;
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sdr-base = <0x300>;
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/* Outbound ranges, one memory and one IO,
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* later cannot be changed
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*/
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ranges = <0x02000000 0x00000000 0x80000000 0x0000000e 0x00000000 0x00000000 0x80000000
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0x01000000 0x00000000 0x00000000 0x0000000f 0x80000000 0x00000000 0x00010000>;
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/* Inbound 2GB range starting at 0 */
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dma-ranges = <0x42000000 0x0 0x0 0x0 0x0 0x0 0x80000000>;
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/* This drives busses 10 to 0x1f */
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bus-range = <0x10 0x1f>;
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/* Legacy interrupts (note the weird polarity, the bridge seems
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* to invert PCIe legacy interrupts).
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* We are de-swizzling here because the numbers are actually for
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* port of the root complex virtual P2P bridge. But I want
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* to avoid putting a node for it in the tree, so the numbers
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* below are basically de-swizzled numbers.
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* The real slot is on idsel 0, so the swizzling is 1:1
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*/
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interrupt-map-mask = <0x0 0x0 0x0 0x7>;
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interrupt-map = <
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0x0 0x0 0x0 0x1 &UIC3 0x0 0x4 /* swizzled int A */
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0x0 0x0 0x0 0x2 &UIC3 0x1 0x4 /* swizzled int B */
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0x0 0x0 0x0 0x3 &UIC3 0x2 0x4 /* swizzled int C */
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0x0 0x0 0x0 0x4 &UIC3 0x3 0x4 /* swizzled int D */>;
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};
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PCIE1: pciex@d20000000 {
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device_type = "pci";
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#interrupt-cells = <1>;
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#size-cells = <2>;
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#address-cells = <3>;
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compatible = "ibm,plb-pciex-460sx", "ibm,plb-pciex";
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primary;
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port = <0x1>; /* port number */
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reg = <0x0000000d 0x20000000 0x20000000 /* Config space access */
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0x0000000c 0x10001000 0x00001000>; /* Registers */
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dcr-reg = <0x120 0x020>;
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sdr-base = <0x340>;
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/* Outbound ranges, one memory and one IO,
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* later cannot be changed
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*/
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ranges = <0x02000000 0x00000000 0x80000000 0x0000000e 0x80000000 0x00000000 0x80000000
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0x01000000 0x00000000 0x00000000 0x0000000f 0x80010000 0x00000000 0x00010000>;
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/* Inbound 2GB range starting at 0 */
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dma-ranges = <0x42000000 0x0 0x0 0x0 0x0 0x0 0x80000000>;
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/* This drives busses 10 to 0x1f */
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bus-range = <0x20 0x2f>;
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/* Legacy interrupts (note the weird polarity, the bridge seems
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* to invert PCIe legacy interrupts).
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* We are de-swizzling here because the numbers are actually for
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* port of the root complex virtual P2P bridge. But I want
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* to avoid putting a node for it in the tree, so the numbers
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* below are basically de-swizzled numbers.
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* The real slot is on idsel 0, so the swizzling is 1:1
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*/
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interrupt-map-mask = <0x0 0x0 0x0 0x7>;
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interrupt-map = <
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0x0 0x0 0x0 0x1 &UIC3 0x4 0x4 /* swizzled int A */
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0x0 0x0 0x0 0x2 &UIC3 0x5 0x4 /* swizzled int B */
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0x0 0x0 0x0 0x3 &UIC3 0x6 0x4 /* swizzled int C */
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0x0 0x0 0x0 0x4 &UIC3 0x7 0x4 /* swizzled int D */>;
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};
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PCIE2: pciex@d40000000 {
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device_type = "pci";
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#interrupt-cells = <1>;
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#size-cells = <2>;
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#address-cells = <3>;
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compatible = "ibm,plb-pciex-460sx", "ibm,plb-pciex";
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primary;
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port = <0x2>; /* port number */
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reg = <0x0000000d 0x40000000 0x20000000 /* Config space access */
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0x0000000c 0x10002000 0x00001000>; /* Registers */
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dcr-reg = <0x140 0x020>;
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sdr-base = <0x370>;
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/* Outbound ranges, one memory and one IO,
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* later cannot be changed
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*/
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ranges = <0x02000000 0x00000000 0x80000000 0x0000000f 0x00000000 0x00000000 0x80000000
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0x01000000 0x00000000 0x00000000 0x0000000f 0x80020000 0x00000000 0x00010000>;
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/* Inbound 2GB range starting at 0 */
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dma-ranges = <0x42000000 0x0 0x0 0x0 0x0 0x0 0x80000000>;
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/* This drives busses 10 to 0x1f */
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bus-range = <0x30 0x3f>;
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/* Legacy interrupts (note the weird polarity, the bridge seems
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* to invert PCIe legacy interrupts).
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* We are de-swizzling here because the numbers are actually for
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* port of the root complex virtual P2P bridge. But I want
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* to avoid putting a node for it in the tree, so the numbers
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* below are basically de-swizzled numbers.
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* The real slot is on idsel 0, so the swizzling is 1:1
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*/
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interrupt-map-mask = <0x0 0x0 0x0 0x7>;
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interrupt-map = <
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0x0 0x0 0x0 0x1 &UIC3 0x8 0x4 /* swizzled int A */
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0x0 0x0 0x0 0x2 &UIC3 0x9 0x4 /* swizzled int B */
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0x0 0x0 0x0 0x3 &UIC3 0xa 0x4 /* swizzled int C */
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0x0 0x0 0x0 0x4 &UIC3 0xb 0x4 /* swizzled int D */>;
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};
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};
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chosen {
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linux,stdout-path = "/plb/opb/serial@ef600200";
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};
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