This wires up the 4xx PCI support & device tree bits for
440GP based Ebony platform.
Signed-off-by: Benjamin Herrenschmidt <[EMAIL PROTECTED]>
---
arch/powerpc/boot/dts/ebony.dts | 41 ++++++++++++++++++++++++++++++++-----
arch/powerpc/platforms/44x/ebony.c | 7 ++++++
2 files changed, 43 insertions(+), 5 deletions(-)
Index: linux-work/arch/powerpc/boot/dts/ebony.dts
===================================================================
--- linux-work.orig/arch/powerpc/boot/dts/ebony.dts 2007-11-21
16:19:04.000000000 +1100
+++ linux-work/arch/powerpc/boot/dts/ebony.dts 2007-11-21 16:21:40.000000000
+1100
@@ -284,12 +284,43 @@
};
- PCIX0: [EMAIL PROTECTED] {
+ PCIX0: [EMAIL PROTECTED] {
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-window = <42000000 0 0 0 80000000>;
+
+ /* Ebony 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 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
+ >;
};
};
Index: linux-work/arch/powerpc/platforms/44x/ebony.c
===================================================================
--- linux-work.orig/arch/powerpc/platforms/44x/ebony.c 2007-11-21
16:19:04.000000000 +1100
+++ linux-work/arch/powerpc/platforms/44x/ebony.c 2007-11-21
16:21:40.000000000 +1100
@@ -23,6 +23,7 @@
#include <asm/time.h>
#include <asm/uic.h>
#include <asm/of_platform.h>
+#include <asm/pci-bridge.h>
#include "44x.h"
@@ -44,6 +45,11 @@ static int __init ebony_device_probe(voi
}
device_initcall(ebony_device_probe);
+static void __init ebony_setup_arch(void)
+{
+ ppc4xx_pci_find_bridges();
+}
+
/*
* Called very early, MMU is off, device-tree isn't unflattened
*/
@@ -60,6 +66,7 @@ static int __init ebony_probe(void)
define_machine(ebony) {
.name = "Ebony",
.probe = ebony_probe,
+ .setup_arch = ebony_setup_arch,
.progress = udbg_progress,
.init_IRQ = uic_init_tree,
.get_irq = uic_get_irq,
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