From 084d648b109c8984f83674043c1a7fa3885ef801 Mon Sep 17 00:00:00 2001
From: Andy Fleming <afleming@freescale.com>
Date: Wed, 13 Sep 2006 10:33:56 -0500
Subject: [PATCH] Added code to support 2.6.18 PCI changes in u-boot
* Added code to swizzle the IRQ map for the PCI
---
board/cds/common/ft_board.c | 30 +++++++++++++++++++++++++++++-
1 file changed, 29 insertions(+), 1 deletion(-)
diff --git a/board/cds/common/ft_board.c b/board/cds/common/ft_board.c
index 77d1d851d9..a897d045a0 100644
--- a/board/cds/common/ft_board.c
+++ b/board/cds/common/ft_board.c
@@ -24,9 +24,35 @@
#if defined(CONFIG_OF_FLAT_TREE)
#include <ft_build.h>
+#include "cadmus.h"
+
extern void ft_cpu_setup(void *blob, bd_t *bd);
-#endif
+static void cds_pci_fixup(void *blob)
+{
+ int len;
+ u32 *map;
+ int slot;
+ int i;
+
+ map = ft_get_prop(blob, "/" OF_SOC "/pci@8000/interrupt-map", &len);
+
+ len /= sizeof(u32);
+
+ slot = get_pci_slot();
+
+ for (i=0;i<len;i+=7) {
+ /* We rotate the interrupt pins so that the mapping
+ * changes depending on the slot the carrier card is in.
+ */
+ int j;
+
+ map[3] = ((map[3] + slot - 2) % 4) + 1;
+
+ map+=7;
+ }
+}
+#endif
#if defined(CONFIG_OF_FLAT_TREE) && defined(CONFIG_OF_BOARD_SETUP)
void
@@ -45,5 +71,7 @@ ft_board_setup(void *blob, bd_t *bd)
*p++ = cpu_to_be32(bd->bi_memstart);
*p = cpu_to_be32(bd->bi_memsize);
}
+
+ cds_pci_fixup(blob);
}
#endif
--
2.39.5