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ppc4xx: Add fdt support to Prodrive alpr

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Since this board will probably be ported to arch/powerpc in the
near future, we add device tree support now. This way we are
"ready" for arch/powerpc from now on.

Signed-off-by: Stefan Roese <sr@denx.de>
This commit is contained in:
Stefan Roese 2008-03-19 10:23:43 +01:00
parent 511e4f9e7f
commit 9462732a3e
2 changed files with 36 additions and 2 deletions
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25
board/prodrive/alpr/alpr.c
View File

@ -23,10 +23,12 @@
#include <common.h>
#include <asm/processor.h>
#include <libfdt.h>
#include <fdt_support.h>
#include <spd_sdram.h>
#include <ppc4xx_enet.h>
#include <miiphy.h>
#include <asm/processor.h>
DECLARE_GLOBAL_DATA_PTR;
@ -315,3 +317,24 @@ 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) */

13
include/configs/alpr.h
View File

@ -1,5 +1,5 @@
/*
* (C) Copyright 2006-2007
* (C) Copyright 2006-2008
* Stefan Roese, DENX Software Engineering, sr@denx.de.
*
* See file CREDITS for list of people who contributed to this
@ -145,6 +145,8 @@
#define CONFIG_EXTRA_ENV_SETTINGS \
"netdev=eth3\0" \
"hostname=alpr\0" \
"fdt_file=alpr/alpr.dtb\0" \
"fdt_addr=400000\0" \
"nfsargs=setenv bootargs root=/dev/nfs rw " \
"nfsroot=${serverip}:${rootpath} ${init}\0" \
"ramargs=setenv bootargs root=/dev/ram rw\0" \
@ -159,6 +161,10 @@
"bootm ${kernel_addr} ${ramdisk_addr}\0" \
"net_nfs=tftp 200000 ${bootfile};run nfsargs addip addtty;" \
"bootm\0" \
"net_nfs_fdt=tftp 200000 ${bootfile};" \
"tftp ${fdt_addr} ${fdt_file};" \
"run nfsargs addip addtty;" \
"bootm 200000 - ${fdt_addr}\0" \
"rootpath=/opt/projects/alpr/nfs_root\0" \
"bootfile=/alpr/uImage\0" \
"kernel_addr=fff00000\0" \
@ -371,4 +377,9 @@
#define CONFIG_KGDB_BAUDRATE 230400 /* speed to run kgdb serial port */
#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 */