summaryrefslogtreecommitdiff
path: root/cpu/mpc83xx/fdt.c
diff options
context:
space:
mode:
Diffstat (limited to 'cpu/mpc83xx/fdt.c')
-rw-r--r--cpu/mpc83xx/fdt.c72
1 files changed, 72 insertions, 0 deletions
diff --git a/cpu/mpc83xx/fdt.c b/cpu/mpc83xx/fdt.c
new file mode 100644
index 0000000..f21c54e
--- /dev/null
+++ b/cpu/mpc83xx/fdt.c
@@ -0,0 +1,72 @@
+/*
+ * Copyright 2007 Freescale Semiconductor, Inc.
+ *
+ * (C) Copyright 2000
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <common.h>
+
+#if defined(CONFIG_OF_LIBFDT)
+
+#include <libfdt.h>
+#include <fdt_support.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+void ft_cpu_setup(void *blob, bd_t *bd)
+{
+#if defined(CONFIG_HAS_ETH0) || defined(CONFIG_HAS_ETH1) ||\
+ defined(CONFIG_HAS_ETH2) || defined(CONFIG_HAS_ETH3)
+ fdt_fixup_ethernet(blob, bd);
+#endif
+
+ 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", gd->core_clk, 1);
+ do_fixup_by_prop_u32(blob, "device_type", "soc", 4,
+ "bus-frequency", bd->bi_busfreq, 1);
+#ifdef CONFIG_QE
+ do_fixup_by_prop_u32(blob, "device_type", "qe", 4,
+ "bus-frequency", gd->qe_clk, 1);
+ do_fixup_by_prop_u32(blob, "device_type", "qe", 4,
+ "brg-frequency", gd->brg_clk, 1);
+#endif
+
+#ifdef CFG_NS16550
+ do_fixup_by_compat_u32(blob, "ns16550",
+ "clock-frequency", bd->bi_busfreq, 1);
+#endif
+
+#ifdef CONFIG_CPM2
+ do_fixup_by_compat_u32(blob, "fsl,cpm2-scc-uart",
+ "current-speed", bd->bi_baudrate, 1);
+
+ do_fixup_by_compat_u32(blob, "fsl,cpm2-brg",
+ "clock-frequency", bd->bi_brgfreq, 1);
+#endif
+
+ fdt_fixup_memory(blob, (u64)bd->bi_memstart, (u64)bd->bi_memsize);
+}
+#endif /* CONFIG_OF_LIBFDT */