[U-Boot-Users] [PATCH 2/2] Migrate 5xxx boards from CONFIG_OF_FLAT_TREE to CONFIG_OF_LIBFDT

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From: Grant Likely <grant.likely@secretlab.ca>
To: u-boot@lists.denx.de
Subject: [U-Boot-Users] [PATCH 2/2] Migrate 5xxx boards from CONFIG_OF_FLAT_TREE to	CONFIG_OF_LIBFDT
Date: Tue, 04 Sep 2007 07:48:45 -0600	[thread overview]
Message-ID: <20070904134845.20181.48009.stgit@trillian.cg.shawcable.net> (raw)
In-Reply-To: <20070904134525.20181.41612.stgit@trillian.cg.shawcable.net>

From: Grant Likely <grant.likely@secretlab.ca>

Affects boards: icecube (lite5200), jupiter, motionpro, tqm5200

Tested on: lite5200b

Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
---

 board/icecube/icecube.c     |    7 +---
 board/jupiter/jupiter.c     |    8 +----
 board/motionpro/motionpro.c |    8 ++---
 board/tqm5200/tqm5200.c     |    9 ++----
 cpu/mpc5xxx/cpu.c           |   69 +++++++++++++++++++++++++++----------------
 include/configs/IceCube.h   |    2 +
 include/configs/TQM5200.h   |    2 +
 include/configs/jupiter.h   |    2 +
 include/configs/motionpro.h |    2 +
 9 files changed, 58 insertions(+), 51 deletions(-)

diff --git a/board/icecube/icecube.c b/board/icecube/icecube.c
index c027f6f..07ba245 100644
--- a/board/icecube/icecube.c
+++ b/board/icecube/icecube.c
@@ -28,10 +28,7 @@
 #include <mpc5xxx.h>
 #include <pci.h>
 #include <asm/processor.h>
-
-#if defined(CONFIG_OF_FLAT_TREE)
-#include <ft_build.h>
-#endif
+#include <libfdt.h>
 
 #if defined(CONFIG_LITE5200B)
 #include "mt46v32m16.h"
@@ -386,7 +383,7 @@ void ide_set_reset (int idereset)
 }
 #endif
 
-#if defined(CONFIG_OF_FLAT_TREE) && defined(CONFIG_OF_BOARD_SETUP)
+#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP)
 void
 ft_board_setup(void *blob, bd_t *bd)
 {
diff --git a/board/jupiter/jupiter.c b/board/jupiter/jupiter.c
index b227487..efdc333 100644
--- a/board/jupiter/jupiter.c
+++ b/board/jupiter/jupiter.c
@@ -28,11 +28,7 @@
 #include <mpc5xxx.h>
 #include <pci.h>
 #include <asm/processor.h>
-
-#if defined(CONFIG_OF_FLAT_TREE)
-#include <ft_build.h>
-#endif
-
+#include <libfdt.h>
 
 #define SDRAM_DDR	0
 #if 1
@@ -308,7 +304,7 @@ void ide_set_reset (int idereset)
 }
 #endif
 
-#if defined(CONFIG_OF_FLAT_TREE) && defined(CONFIG_OF_BOARD_SETUP)
+#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP)
 void
 ft_board_setup(void *blob, bd_t *bd)
 {
diff --git a/board/motionpro/motionpro.c b/board/motionpro/motionpro.c
index 6eb5fe9..f83998e 100644
--- a/board/motionpro/motionpro.c
+++ b/board/motionpro/motionpro.c
@@ -29,9 +29,7 @@
 #include <common.h>
 #include <mpc5xxx.h>
 #include <miiphy.h>
-#if defined(CONFIG_OF_FLAT_TREE)
-#include <ft_build.h>
-#endif
+#include <libfdt.h>
 
 #if defined(CONFIG_STATUS_LED)
 #include <status_led.h>
@@ -196,12 +194,12 @@ int checkboard(void)
 }
 
 
-#if defined(CONFIG_OF_FLAT_TREE) && defined(CONFIG_OF_BOARD_SETUP)
+#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP)
 void ft_board_setup(void *blob, bd_t *bd)
 {
 	ft_cpu_setup(blob, bd);
 }
-#endif /* defined(CONFIG_OF_FLAT_TREE) && defined(CONFIG_OF_BOARD_SETUP) */
+#endif /* defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) */
 
 
 #if defined(CONFIG_STATUS_LED)
diff --git a/board/tqm5200/tqm5200.c b/board/tqm5200/tqm5200.c
index 51f4aeb..21f67aa 100644
--- a/board/tqm5200/tqm5200.c
+++ b/board/tqm5200/tqm5200.c
@@ -31,10 +31,7 @@
 #include <mpc5xxx.h>
 #include <pci.h>
 #include <asm/processor.h>
-
-#if defined(CONFIG_OF_FLAT_TREE)
-#include <ft_build.h>
-#endif
+#include <libfdt.h>
 
 #ifdef CONFIG_VIDEO_SM501
 #include <sm501.h>
@@ -780,9 +777,9 @@ int board_get_height (void)
 
 #endif /* CONFIG_VIDEO_SM501 */
 
-#if defined(CONFIG_OF_FLAT_TREE) && defined(CONFIG_OF_BOARD_SETUP)
+#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP)
 void ft_board_setup(void *blob, bd_t *bd)
 {
 	ft_cpu_setup(blob, bd);
 }
-#endif /* defined(CONFIG_OF_FLAT_TREE) && defined(CONFIG_OF_BOARD_SETUP) */
+#endif /* defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) */
diff --git a/cpu/mpc5xxx/cpu.c b/cpu/mpc5xxx/cpu.c
index 1eac2bb..e8a928a 100644
--- a/cpu/mpc5xxx/cpu.c
+++ b/cpu/mpc5xxx/cpu.c
@@ -25,14 +25,18 @@
  * CPU specific code for the MPC5xxx CPUs
  */
 
+#undef DEBUG
+
 #include <common.h>
 #include <watchdog.h>
 #include <command.h>
 #include <mpc5xxx.h>
+#include <asm/io.h>
 #include <asm/processor.h>
 
-#if defined(CONFIG_OF_FLAT_TREE)
-#include <ft_build.h>
+#if defined(CONFIG_OF_LIBFDT)
+#include <libfdt.h>
+#include <libfdt_env.h>
 #endif
 
 DECLARE_GLOBAL_DATA_PTR;
@@ -109,31 +113,46 @@ unsigned long get_tbclk (void)
 	return (tbclk);
 }
 
+
 /* ------------------------------------------------------------------------- */
 
-#ifdef CONFIG_OF_FLAT_TREE
-void
-ft_cpu_setup(void *blob, bd_t *bd)
+#ifdef CONFIG_OF_LIBFDT
+static void do_fixup(void *fdt, const char *node, const char *prop,
+		     const void *val, int len, int create)
+{
+#if defined(DEBUG)
+	int i;
+	debug("Updating property '%s/%s' = ", node, prop);
+	for (i = 0; i < len; i++)
+		debug(" %.2x", *(u8*)(val+i));
+	debug("\n");
+#endif
+	int rc = fdt_find_and_setprop(fdt, node, prop, val, len, create);
+	if (rc)
+		printf("Unable to update property %s:%s, err=%s\n",
+		       node, prop, fdt_strerror(rc));
+}
+
+static void do_fixup_u32(void *fdt, const char *node, const char *prop,
+			 u32 val, int create)
+{
+	val = cpu_to_be32(val);
+	do_fixup(fdt, node, prop, &val, sizeof(val), create);
+}
+
+void ft_cpu_setup(void *blob, bd_t *bd)
 {
-	u32 *p;
-	int len;
-
-	/* Core XLB bus frequency */
-	p = ft_get_prop(blob, "/cpus/" OF_CPU "/bus-frequency", &len);
-	if (p != NULL)
-		*p = cpu_to_be32(bd->bi_busfreq);
-
-	/* SOC peripherals use the IPB bus frequency */
-	p = ft_get_prop(blob, "/" OF_SOC "/bus-frequency", &len);
-	if (p != NULL)
-		*p = cpu_to_be32(bd->bi_ipbfreq);
-
-	p = ft_get_prop(blob, "/" OF_SOC "/ethernet at 3000/mac-address", &len);
-	if (p != NULL)
-		memcpy(p, bd->bi_enetaddr, 6);
-
-	p = ft_get_prop(blob, "/" OF_SOC "/ethernet at 3000/local-mac-address", &len);
-	if (p != NULL)
-		memcpy(p, bd->bi_enetaddr, 6);
+	int div = in_8((void*)CFG_MBAR + 0x204) & 0x0020 ? 8 : 4;
+	char * cpu_path = "/cpus/" OF_CPU;
+	char * eth_path = "/" OF_SOC "/ethernet at 3000";
+
+	do_fixup_u32(blob, cpu_path, "timebase-frequency", OF_TBCLK, 1);
+	do_fixup_u32(blob, cpu_path, "bus-frequency", bd->bi_busfreq, 1);
+	do_fixup_u32(blob, cpu_path, "clock-frequency", bd->bi_intfreq, 1);
+	do_fixup_u32(blob, "/" OF_SOC, "bus-frequency", bd->bi_ipbfreq, 1);
+	do_fixup_u32(blob, "/" OF_SOC, "system-frequency",
+			bd->bi_busfreq*div, 1);
+	do_fixup(blob, eth_path, "mac-address", bd->bi_enetaddr, 6, 0);
+	do_fixup(blob, eth_path, "local-mac-address", bd->bi_enetaddr, 6, 0);
 }
 #endif
diff --git a/include/configs/IceCube.h b/include/configs/IceCube.h
index bdd92ba..4c16d22 100644
--- a/include/configs/IceCube.h
+++ b/include/configs/IceCube.h
@@ -178,7 +178,7 @@
 #endif /* CONFIG_MPC5200 */
 
 /* pass open firmware flat tree */
-#define CONFIG_OF_FLAT_TREE	1
+#define CONFIG_OF_LIBFDT	1
 #define CONFIG_OF_BOARD_SETUP	1
 
 #define OF_CPU			"PowerPC,5200 at 0"
diff --git a/include/configs/TQM5200.h b/include/configs/TQM5200.h
index c08173b..e0c9d81 100644
--- a/include/configs/TQM5200.h
+++ b/include/configs/TQM5200.h
@@ -701,7 +701,7 @@
  * Open firmware flat tree support
  *-----------------------------------------------------------------------
  */
-#define CONFIG_OF_FLAT_TREE	1
+#define CONFIG_OF_LIBFDT	1
 #define CONFIG_OF_BOARD_SETUP	1
 
 #define OF_CPU			"PowerPC,5200 at 0"
diff --git a/include/configs/jupiter.h b/include/configs/jupiter.h
index 4070ab9..b7100e9 100644
--- a/include/configs/jupiter.h
+++ b/include/configs/jupiter.h
@@ -145,7 +145,7 @@
 
 #if 0
 /* pass open firmware flat tree */
-#define CONFIG_OF_FLAT_TREE	1
+#define CONFIG_OF_LIBFDT	1
 #define CONFIG_OF_BOARD_SETUP	1
 
 #define OF_CPU			"PowerPC,5200 at 0"
diff --git a/include/configs/motionpro.h b/include/configs/motionpro.h
index 82827c6..9a21632 100644
--- a/include/configs/motionpro.h
+++ b/include/configs/motionpro.h
@@ -417,7 +417,7 @@ extern void __led_set(led_id_t id, int state);
 #define CFG_RESET_ADDRESS	0xfff00100
 
 /* pass open firmware flat tree */
-#define CONFIG_OF_FLAT_TREE	1
+#define CONFIG_OF_LIBFDT	1
 #define CONFIG_OF_BOARD_SETUP	1
 
 #define OF_CPU			"PowerPC,5200 at 0"

next prev parent reply	other threads:[~2007-09-04 13:48 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-09-04 13:48 [U-Boot-Users] [PATCH 0/2] Move to LIBFDT for mpc5xxx platforms Grant Likely
2007-09-04 13:48 ` [U-Boot-Users] [PATCH 1/2] libfdt: add convenience function fdt_find_and_setprop() Grant Likely
2007-09-04 13:48 ` Grant Likely [this message]
2007-09-04 16:34   ` [U-Boot-Users] [PATCH 2/2] Migrate 5xxx boards from CONFIG_OF_FLAT_TREE to CONFIG_OF_LIBFDT Bartlomiej Sieka
2007-09-04 16:48     ` Grant Likely
2007-09-07 14:19       ` Grant Likely

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