ppc4xx: Add fdt support to AMCC Katmai eval board

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

diff --git a/board/amcc/katmai/katmai.c b/board/amcc/katmai/katmai.c
index 39a3ef16956ced2083487be7bf5d47d38ee841bb..25c9a22feabf04e4554ab019382852f51740cdfc 100644 (file)
--- a/board/amcc/katmai/katmai.c
+++ b/board/amcc/katmai/katmai.c
@@ -25,6 +25,8 @@
 #include <common.h>
 #include <ppc4xx.h>
 #include <i2c.h>
+#include <libfdt.h>
+#include <fdt_support.h>
 #include <asm/processor.h>
 #include <asm/io.h>
 #include <asm/gpio.h>
@@ -533,3 +535,24 @@ int post_hotkeys_pressed(void)
        return (ctrlc());
 }
 #endif
+
+#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP)
+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));
+}
+#endif /* defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) */

diff --git a/include/configs/katmai.h b/include/configs/katmai.h
index 2eed9413f662539c56d9d6c08663517d4950d907..0aa4f2dcc05eeb65d1c8fe4ca5804f50c14525bb 100644 (file)
--- a/include/configs/katmai.h
+++ b/include/configs/katmai.h
@@ -193,8 +193,14 @@
                "bootm ${kernel_addr} ${ramdisk_addr}\0"                \
        "net_nfs=tftp 200000 ${bootfile};run nfsargs addip addtty;"     \
                "bootm\0"                                               \
-       "rootpath=/opt/eldk/ppc_4xx\0"                          \
+       "net_nfs_fdt=tftp 200000 ${bootfile};"                          \
+               "tftp ${fdt_addr} ${fdt_file};"                         \
+               "run nfsargs addip addtty;"                             \
+               "bootm 200000 - ${fdt_addr}\0"                          \
+       "rootpath=/opt/eldk/ppc_4xx\0"                                  \
        "bootfile=katmai/uImage\0"                                      \
+       "fdt_file=katmai/katmai.dtb\0"                                  \
+       "fdt_addr=400000\0"                                             \
        "kernel_addr=fff10000\0"                                        \
        "ramdisk_addr=fff20000\0"                                       \
        "initrd_high=30000000\0"                                        \
@@ -445,4 +451,8 @@
 #define CONFIG_KGDB_SER_INDEX  2       /* which serial port to use */
 #endif
 
+/* pass open firmware flat tree */
+#define CONFIG_OF_LIBFDT       1
+#define CONFIG_OF_BOARD_SETUP  1
+
 #endif /* __CONFIG_H */