Commit 379865d6 authored by Benjamin Herrenschmidt's avatar Benjamin Herrenschmidt Committed by Josh Boyer

[POWERPC] 4xx: Add PCI to Walnut platform

This wires up the 4xx PCI support & device-tree bits for the
405GP based Walnut platform.
Signed-off-by: default avatarBenjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: default avatarJosh Boyer <jwboyer@linux.vnet.ibm.com>
parent 61974038
......@@ -190,6 +190,45 @@ fpga@7,0 {
virtual-reg = <f0300005>;
};
};
PCI0: pci@ec000000 {
device_type = "pci";
#interrupt-cells = <1>;
#size-cells = <2>;
#address-cells = <3>;
compatible = "ibm,plb405gp-pci", "ibm,plb-pci";
primary;
reg = <eec00000 8 /* Config space access */
eed80000 4 /* IACK */
eed80000 4 /* Special cycle */
ef480000 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 80000000 80000000 0 20000000
01000000 0 00000000 e8000000 0 00010000>;
/* Inbound 2GB range starting at 0 */
dma-ranges = <42000000 0 0 0 0 80000000>;
/* Walnut has all 4 IRQ pins tied together per slot */
interrupt-map-mask = <f800 0 0 0>;
interrupt-map = <
/* IDSEL 1 */
0800 0 0 0 &UIC0 1c 8
/* IDSEL 2 */
1000 0 0 0 &UIC0 1d 8
/* IDSEL 3 */
1800 0 0 0 &UIC0 1e 8
/* IDSEL 4 */
2000 0 0 0 &UIC0 1f 8
>;
};
};
chosen {
......
......@@ -59,6 +59,7 @@ config WALNUT
depends on 40x
default y
select 405GP
select PCI
help
This option enables support for the IBM PPC405GP evaluation board.
......
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