Add helper function for generic flat device tree fixups for mpc83xx

Patch by Kumar Gala 11 Jan 2006

2 files changed, 41 insertions, 0 deletions

diff --git a/CHANGELOG b/CHANGELOG
index 9b64a02485..1ad9bd36ce 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -2,6 +2,9 @@
 Changes since U-Boot 1.1.4:
 ======================================================================
 
+* Add helper function for generic flat device tree fixups for mpc83xx
+  Patch by Kumar Gala 11 Jan 2006
+
 * Add support for passing initrd information via flat device tree
   Patch by Kumar Gala 11 Jan 2006
 
diff --git a/cpu/mpc83xx/cpu.c b/cpu/mpc83xx/cpu.c
index 8c9b515fa5..e49e4fe0ee 100644
--- a/cpu/mpc83xx/cpu.c
+++ b/cpu/mpc83xx/cpu.c
@@ -35,6 +35,7 @@
 #include <watchdog.h>
 #include <command.h>
 #include <mpc83xx.h>
+#include <ft_build.h>
 #include <asm/processor.h>
 
 
@@ -151,3 +152,40 @@ void watchdog_reset (void)
 	hang();		/* FIXME: implement watchdog_reset()? */
 }
 #endif /* CONFIG_WATCHDOG */
+
+#if defined(CONFIG_OF_FLAT_TREE)
+void
+ft_cpu_setup(void *blob, bd_t *bd)
+{
+	u32 *p;
+	int len;
+	ulong clock;
+
+	clock = bd->bi_busfreq;
+	p = ft_get_prop(blob, "/cpus/" OF_CPU "/bus-frequency", &len);
+	if (p != NULL)
+		*p = cpu_to_be32(clock);
+
+	p = ft_get_prop(blob, "/" OF_SOC "/bus-frequency", &len);
+	if (p != NULL)
+		*p = cpu_to_be32(clock);
+
+	p = ft_get_prop(blob, "/" OF_SOC "/serial@4500/clock-frequency", &len);
+	if (p != NULL)
+		*p = cpu_to_be32(clock);
+
+	p = ft_get_prop(blob, "/" OF_SOC "/serial@4600/clock-frequency", &len);
+	if (p != NULL)
+		*p = cpu_to_be32(clock);
+
+#ifdef CONFIG_MPC83XX_TSEC1
+	p = ft_get_prop(blob, "/" OF_SOC "/ethernet@24000/address", &len);
+		memcpy(p, bd->bi_enetaddr, 6);
+#endif
+
+#ifdef CONFIG_MPC83XX_TSEC2
+	p = ft_get_prop(blob, "/" OF_SOC "/ethernet@25000/address", &len);
+		memcpy(p, bd->bi_enet1addr, 6);
+#endif
+}
+#endif