From 1df170f8b2a99e1e2f940f9f0b56511e1e4c9e1f Mon Sep 17 00:00:00 2001
From: Jon Loeliger <jdl@freescale.com>
Date: Fri, 4 Jan 2008 12:07:27 -0600
Subject: [PATCH] Convert MPC8610HPCD to use libfdt.

Assumes the presence of the aliases node in the DTS to
locate the pci and serial nodes for fixups.

Use consistent fdtaddr and fdtfile in environment variables.

Signed-off-by: Jon Loeliger <jdl@freescale.com>
---
 board/freescale/mpc8610hpcd/mpc8610hpcd.c | 73 +++++++++++++----------
 include/configs/MPC8610HPCD.h             | 31 +++++-----
 2 files changed, 54 insertions(+), 50 deletions(-)

diff --git a/board/freescale/mpc8610hpcd/mpc8610hpcd.c b/board/freescale/mpc8610hpcd/mpc8610hpcd.c
index 9f32890c8b..264e95962c 100644
--- a/board/freescale/mpc8610hpcd/mpc8610hpcd.c
+++ b/board/freescale/mpc8610hpcd/mpc8610hpcd.c
@@ -29,12 +29,8 @@
 #include <i2c.h>
 #include <spd.h>
 #include <asm/io.h>
-
-
-#if defined(CONFIG_OF_FLAT_TREE)
-#include <ft_build.h>
-extern void ft_cpu_setup(void *blob, bd_t *bd);
-#endif
+#include <libfdt.h>
+#include <fdt_support.h>
 
 #include "../common/pixis.h"
 
@@ -459,46 +455,57 @@ void pci_init_board(void)
 #endif /* CONFIG_PCI1 */
 }
 
-#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;
 
-	ft_cpu_setup(blob, bd);
+	do_fixup_by_prop_u32(blob, "device_type", "cpu", 4,
+			     "timebase-frequency", bd->bi_busfreq / 4, 1);
+	do_fixup_by_prop_u32(blob, "device_type", "cpu", 4,
+			     "bus-frequency", bd->bi_busfreq, 1);
+	do_fixup_by_prop_u32(blob, "device_type", "cpu", 4,
+			     "clock-frequency", bd->bi_intfreq, 1);
+	do_fixup_by_prop_u32(blob, "device_type", "soc", 4,
+			     "bus-frequency", bd->bi_busfreq, 1);
 
-	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);
-	}
+	do_fixup_by_compat_u32(blob, "ns16550",
+			       "clock-frequency", bd->bi_busfreq, 1);
+
+	fdt_fixup_memory(blob, bd->bi_memstart, bd->bi_memsize);
+
+
+	node = fdt_path_offset(blob, "/aliases");
+	tmp[0] = 0;
+	if (node >= 0) {
 
 #ifdef CONFIG_PCI1
-	p = (u32 *)ft_get_prop(blob, "/" OF_SOC "/pci@8000/bus-range", &len);
-	if (p != NULL) {
-		p[0] = 0;
-		p[1] = pci1_hose.last_busno - pci1_hose.first_busno;
-		debug("pci@8000 first_busno=%d last_busno=%d\n",p[0],p[1]);
-	}
+		path = fdt_getprop(blob, node, "pci0", NULL);
+		if (path) {
+			tmp[1] = pci1_hose.last_busno - pci1_hose.first_busno;
+			do_fixup_by_path(blob, path, "bus-range", &tmp, 8, 1);
+		}
+
 #endif
 #ifdef CONFIG_PCIE1
-	p = (u32 *)ft_get_prop(blob, "/" OF_SOC "/pcie@a000/bus-range", &len);
-	if (p != NULL) {
-		p[0] = 0;
-		p[1] = pcie1_hose.last_busno - pcie1_hose.first_busno;
-		debug("pcie@9000 first_busno=%d last_busno=%d\n",p[0],p[1]);
+		path = fdt_getprop(blob, node, "pci1", NULL);
+		if (path) {
+			tmp[1] = pcie1_hose.last_busno
+				- pcie1_hose.first_busno;
+			do_fixup_by_path(blob, path, "bus-range", &tmp, 8, 1);
 	}
 #endif
 #ifdef CONFIG_PCIE2
-	p = (u32 *)ft_get_prop(blob, "/" OF_SOC "/pcie@9000/bus-range", &len);
-	if (p != NULL) {
-		p[0] = 0;
-		p[1] = pcie2_hose.last_busno - pcie2_hose.first_busno;
-		debug("pcie@9000 first_busno=%d last_busno=%d\n",p[0],p[1]);
-	}
+		path = fdt_getprop(blob, node, "pci2", NULL);
+		if (path) {
+			tmp[1] = pcie2_hose.last_busno
+				- pcie2_hose.first_busno;
+			do_fixup_by_path(blob, path, "bus-range", &tmp, 8, 1);
+		}
 #endif
-
+	}
 }
 #endif
 
diff --git a/include/configs/MPC8610HPCD.h b/include/configs/MPC8610HPCD.h
index 55df5aa10e..11c1836179 100644
--- a/include/configs/MPC8610HPCD.h
+++ b/include/configs/MPC8610HPCD.h
@@ -245,17 +245,14 @@
 /*
  * Pass open firmware flat tree to kernel
  */
-#define CONFIG_OF_FLAT_TREE	1
-#define CONFIG_OF_BOARD_SETUP	1
+#define CONFIG_OF_LIBFDT		1
+#define CONFIG_OF_BOARD_SETUP		1
+#define CONFIG_OF_STDOUT_VIA_ALIAS	1
+
 
 /* maximum size of the flat tree (8K) */
 #define OF_FLAT_TREE_MAX_SIZE	8192
 
-#define OF_CPU		"PowerPC,8610@0"
-#define OF_SOC		"soc@e0000000"
-#define OF_TBCLK	(bd->bi_busfreq / 4)
-#define OF_STDOUT_PATH	"/soc@e0000000/serial@4500"
-
 #define CFG_64BIT_VSPRINTF	1
 #define CFG_64BIT_STRTOUL	1
 
@@ -618,8 +615,8 @@
  "consoledev=ttyS0\0"						\
  "ramdiskaddr=2000000\0"					\
  "ramdiskfile=8610hpcd/ramdisk.uboot\0"				\
- "dtbaddr=c00000\0"						\
- "dtbfile=8610hpcd/mpc8610_hpcd.dtb\0"				\
+ "fdtaddr=c00000\0"						\
+ "fdtfile=8610hpcd/mpc8610_hpcd.dtb\0"				\
  "bdev=sda3\0"					\
  "en-wd=mw.b f8100010 0x08; echo -expect:- 08; md.b f8100010 1\0" \
  "dis-wd=mw.b f8100010 0x00; echo -expect:- 00; md.b f8100010 1\0" \
@@ -658,8 +655,8 @@
  "consoledev=ttyS0\0"                                           \
  "ramdiskaddr=2000000\0"                                        \
  "ramdiskfile=8610hpcd/ramdisk.uboot\0"                         \
- "dtbaddr=c00000\0"                                             \
- "dtbfile=8610hpcd/mpc8610_hpcd.dtb\0"                          \
+ "fdtaddr=c00000\0"                                             \
+ "fdtfile=8610hpcd/mpc8610_hpcd.dtb\0"                          \
  "bdev=sda3\0"							\
  "othbootargs=diufb=15M video=fslfb:1280x1024-32@60,monitor=0\0"\
  "monitor=0-DVI\0"
@@ -671,22 +668,22 @@
 	"ip=$ipaddr:$serverip:$gatewayip:$netmask:$hostname:$netdev:off " \
 	"console=$consoledev,$baudrate $othbootargs;"		\
  "tftp $loadaddr $bootfile;"					\
- "tftp $dtbaddr $dtbfile;"					\
- "bootm $loadaddr - $dtbaddr"
+ "tftp $fdtaddr $fdtfile;"					\
+ "bootm $loadaddr - $fdtaddr"
 
 #define CONFIG_RAMBOOTCOMMAND \
  "setenv bootargs root=/dev/ram rw "				\
 	"console=$consoledev,$baudrate $othbootargs;"		\
  "tftp $ramdiskaddr $ramdiskfile;"				\
  "tftp $loadaddr $bootfile;"					\
- "tftp $dtbaddr $dtbfile;"					\
- "bootm $loadaddr $ramdiskaddr $dtbaddr"
+ "tftp $fdtaddr $fdtfile;"					\
+ "bootm $loadaddr $ramdiskaddr $fdtaddr"
 
 #define CONFIG_BOOTCOMMAND		\
  "setenv bootargs root=/dev/$bdev rw "	\
 	"console=$consoledev,$baudrate $othbootargs;"	\
  "tftp $loadaddr $bootfile;"		\
- "tftp $dtbaddr $dtbfile;"		\
- "bootm $loadaddr - $dtbaddr"
+ "tftp $fdtaddr $fdtfile;"		\
+ "bootm $loadaddr - $fdtaddr"
 
 #endif	/* __CONFIG_H */
-- 
2.39.5