ppc4xx: Add weak default ft_board_setup() routine

This patch adds a default ft_board_setup() routine to the 4xx fdt code.
This routine is defined as weak and can be overwritten by a board specific
one if needed.

Signed-off-by: Stefan Roese <sr@denx.de>

diff --git a/cpu/ppc4xx/fdt.c b/cpu/ppc4xx/fdt.c
index 02dece0c0ff6ffdf3c99553e04e0c9327e5e1588..ccc73d5d64e6d6de50bfe98d9dc56cd759252ad6 100644 (file)
--- a/cpu/ppc4xx/fdt.c
+++ b/cpu/ppc4xx/fdt.c
@@ -1,5 +1,5 @@
 /*
- * (C) Copyright 2007
+ * (C) Copyright 2007-2008
  * Stefan Roese, DENX Software Engineering, sr@denx.de.
  *
  * See file CREDITS for list of people who contributed to this
@@ -27,7 +27,7 @@
 #include <asm/cache.h>
 #include <ppc4xx.h>
 
-#if defined(CONFIG_OF_LIBFDT)
+#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP)
 #include <libfdt.h>
 #include <libfdt_env.h>
 #include <fdt_support.h>
@@ -35,6 +35,26 @@
 
 DECLARE_GLOBAL_DATA_PTR;
 
+void __ft_board_setup(void *blob, bd_t *bd)
+{
+       u32 val[4];
+       int rc;
+
+       ft_cpu_setup(blob, bd);
+
+       /* Fixup NOR mapping */
+       val[0] = 0;                             /* chip select number */
+       val[1] = 0;                             /* always 0 */
+       val[2] = gd->bd->bi_flashstart;
+       val[3] = gd->bd->bi_flashsize;
+       rc = fdt_find_and_setprop(blob, "/plb/opb/ebc", "ranges",
+                                 val, sizeof(val), 1);
+       if (rc)
+               printf("Unable to update property NOR mapping, err=%s\n",
+                      fdt_strerror(rc));
+}
+void ft_board_setup(void *blob, bd_t *bd) __attribute__((weak, alias("__ft_board_setup")));
+
 /*
  * Fixup all PCIe nodes by setting the device_type property
  * to "pci-endpoint" instead is "pci" for endpoint ports.
@@ -109,4 +129,4 @@ void ft_cpu_setup(void *blob, bd_t *bd)
         */
        fdt_pcie_setup(blob);
 }
-#endif /* CONFIG_OF_LIBFDT */
+#endif /* CONFIG_OF_LIBFDT && CONFIG_OF_BOARD_SETUP */