[U-Boot-Users] [PATCH 07/18] Update MPC8540 ADS to use libfdt

Kumar Gala galak at kernel.crashing.org
Thu Nov 29 22:20:57 CET 2007


Updated the MPC8540 ADS config to use libfdt and assume use of aliases for
ethernet, pci, and serial for the various fixups that are done.

Signed-off-by: Kumar Gala <galak at kernel.crashing.org>
---
 board/mpc8540ads/mpc8540ads.c |   30 +++++++++++++++---------------
 include/configs/MPC8540ADS.h  |   10 +++-------
 2 files changed, 18 insertions(+), 22 deletions(-)

diff --git a/board/mpc8540ads/mpc8540ads.c b/board/mpc8540ads/mpc8540ads.c
index 2db8b32..4e7f856 100644
--- a/board/mpc8540ads/mpc8540ads.c
+++ b/board/mpc8540ads/mpc8540ads.c
@@ -30,11 +30,8 @@
 #include <asm/processor.h>
 #include <asm/immap_85xx.h>
 #include <spd.h>
-
-#if defined(CONFIG_OF_FLAT_TREE)
-#include <ft_build.h>
-#endif
-
+#include <libfdt.h>
+#include <fdt_support.h>
 
 #if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
 extern void ddr_enable_ecc(unsigned int dram_size);
@@ -330,22 +327,25 @@ pci_init_board(void)
 }
 
 
-#if defined(CONFIG_OF_FLAT_TREE) && defined(CONFIG_OF_BOARD_SETUP)
+#if defined(CONFIG_OF_BOARD_SETUP)
 void
 ft_board_setup(void *blob, bd_t *bd)
 {
-	u32 *p;
-	int len;
+	int node, tmp[2];
+	const char *path;
 
-#ifdef CONFIG_PCI
-	ft_pci_setup(blob, bd);
-#endif
 	ft_cpu_setup(blob, bd);
 
-	p = ft_get_prop(blob, "/memory/reg", &len);
-	if (p != NULL) {
-		*p++ = cpu_to_be32(bd->bi_memstart);
-		*p = cpu_to_be32(bd->bi_memsize);
+	node = fdt_path_offset(blob, "/aliases");
+	tmp[0] = 0;
+	if (node >= 0) {
+#ifdef CONFIG_PCI
+		path = fdt_getprop(blob, node, "pci0", NULL);
+		if (path) {
+			tmp[1] = hose.last_busno - hose.first_busno;
+			do_fixup_by_path(blob, path, "bus-range", &tmp, 8, 1);
+		}
+#endif
 	}
 }
 #endif
diff --git a/include/configs/MPC8540ADS.h b/include/configs/MPC8540ADS.h
index be603ac..006644d 100644
--- a/include/configs/MPC8540ADS.h
+++ b/include/configs/MPC8540ADS.h
@@ -298,13 +298,9 @@
 #endif
 
 /* pass open firmware flat tree */
-#define CONFIG_OF_FLAT_TREE	1
-#define CONFIG_OF_BOARD_SETUP	1
-
-#define OF_CPU			"PowerPC,8540 at 0"
-#define OF_SOC			"soc8540 at e0000000"
-#define OF_TBCLK		(bd->bi_busfreq / 8)
-#define OF_STDOUT_PATH		"/soc8540 at e0000000/serial at 4500"
+#define CONFIG_OF_LIBFDT		1
+#define CONFIG_OF_BOARD_SETUP		1
+#define CONFIG_OF_STDOUT_VIA_ALIAS	1
 
 #define CFG_64BIT_VSPRINTF	1
 #define CFG_64BIT_STRTOUL	1
-- 
1.5.3.4





More information about the U-Boot mailing list