From 62ec6418d417b1fc887f979441c15fbd6602edc9 Mon Sep 17 00:00:00 2001
From: Kumar Gala <galak@kernel.crashing.org>
Date: Wed, 11 Jan 2006 16:48:10 -0600
Subject: [PATCH] Add helper function for generic flat device tree fixups for
mpc83xx Patch by Kumar Gala 11 Jan 2006
---
CHANGELOG | 3 +++
cpu/mpc83xx/cpu.c | 38 ++++++++++++++++++++++++++++++++++++++
2 files changed, 41 insertions(+)
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
--
2.39.5