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authorStefan Roese <sr@denx.de>2008-08-12 20:39:27 +0200
committerStefan Roese <sr@denx.de>2008-08-12 20:39:27 +0200
commit9939ffd5fbf1f5aff4d8172531d4fc33797c62c8 (patch)
tree40e9295368c82a9c7f2b09e7b1fb76c2c44df0ce /cpu/mpc512x/cpu.c
parent1c7015100a620582224f25eb057573a0fe147648 (diff)
parentcd82919e6c8a73b363a26f34b734923844e52d1c (diff)
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Merge branch 'master' of /home/stefan/git/u-boot/u-boot into next
Diffstat (limited to 'cpu/mpc512x/cpu.c')
-rw-r--r--cpu/mpc512x/cpu.c75
1 files changed, 60 insertions, 15 deletions
diff --git a/cpu/mpc512x/cpu.c b/cpu/mpc512x/cpu.c
index b59f36d..703e188 100644
--- a/cpu/mpc512x/cpu.c
+++ b/cpu/mpc512x/cpu.c
@@ -131,22 +131,67 @@ void watchdog_reset (void)
#endif
#ifdef CONFIG_OF_LIBFDT
-void ft_cpu_setup(void *blob, bd_t *bd)
+
+#ifdef CONFIG_OF_SUPPORT_OLD_DEVICE_TREES
+/*
+ * fdt setup for old device trees
+ * fix up
+ * cpu clocks
+ * soc clocks
+ * ethernet addresses
+ */
+static void old_ft_cpu_setup(void *blob, bd_t *bd)
+{
+ /*
+ * avoid fixing up by path because that
+ * produces scary error messages
+ */
+
+ /*
+ * old device trees have ethernet nodes with
+ * device_type = "network"
+ */
+ do_fixup_by_prop(blob, "device_type", "network", 8,
+ "local-mac-address", bd->bi_enetaddr, 6, 0);
+ do_fixup_by_prop(blob, "device_type", "network", 8,
+ "address", bd->bi_enetaddr, 6, 0);
+ /*
+ * old device trees have soc nodes with
+ * device_type = "soc"
+ */
+ do_fixup_by_prop_u32(blob, "device_type", "soc", 4,
+ "bus-frequency", bd->bi_ipsfreq, 0);
+}
+#endif
+
+static void ft_clock_setup(void *blob, bd_t *bd)
{
char *cpu_path = "/cpus/" OF_CPU;
- char *eth_path = "/" OF_SOC "/ethernet@2800";
- char *eth_path_old = "/" OF_SOC_OLD "/ethernet@2800";
-
- do_fixup_by_path_u32(blob, cpu_path, "timebase-frequency", OF_TBCLK, 1);
- do_fixup_by_path_u32(blob, cpu_path, "bus-frequency", bd->bi_busfreq, 1);
- do_fixup_by_path_u32(blob, cpu_path, "clock-frequency", bd->bi_intfreq, 1);
- do_fixup_by_path_u32(blob, "/" OF_SOC, "bus-frequency", bd->bi_ipsfreq, 1);
- do_fixup_by_path(blob, eth_path, "local-mac-address", bd->bi_enetaddr, 6, 0);
-
- /* this is so old kernels with old device trees will boot */
- do_fixup_by_path_u32(blob, "/" OF_SOC_OLD, "bus-frequency", bd->bi_ipsfreq, 0);
- do_fixup_by_path(blob, eth_path_old, "local-mac-address",
- bd->bi_enetaddr, 6, 0);
- do_fixup_by_path(blob, eth_path_old, "address", bd->bi_enetaddr, 6, 0);
+
+ /*
+ * fixup cpu clocks using path
+ */
+ do_fixup_by_path_u32(blob, cpu_path,
+ "timebase-frequency", OF_TBCLK, 1);
+ do_fixup_by_path_u32(blob, cpu_path,
+ "bus-frequency", bd->bi_busfreq, 1);
+ do_fixup_by_path_u32(blob, cpu_path,
+ "clock-frequency", bd->bi_intfreq, 1);
+ /*
+ * fixup soc clocks using compatible
+ */
+ do_fixup_by_compat_u32(blob, OF_SOC_COMPAT,
+ "bus-frequency", bd->bi_ipsfreq, 1);
+}
+
+void ft_cpu_setup(void *blob, bd_t *bd)
+{
+#ifdef CONFIG_OF_SUPPORT_OLD_DEVICE_TREES
+ old_ft_cpu_setup(blob, bd);
+#endif
+ ft_clock_setup(blob, bd);
+#ifdef CONFIG_HAS_ETH0
+ fdt_fixup_ethernet(blob, bd);
+#endif
}
#endif