summaryrefslogtreecommitdiffstats
path: root/cpu/74xx_7xx/cpu_init.c
diff options
context:
space:
mode:
authorwdenk <wdenk>2002-08-27 09:48:53 +0000
committerwdenk <wdenk>2002-08-27 09:48:53 +0000
commit4a9cbbe832e1c377d04cfb53e9679844595bc3cf (patch)
tree10a14a7f9764d6a3e2fe056bbc4538fc9004075a /cpu/74xx_7xx/cpu_init.c
parente887afc9da0fec9b7bbdf6b13b920ed30006edfc (diff)
downloadtalos-obmc-uboot-4a9cbbe832e1c377d04cfb53e9679844595bc3cf.tar.gz
talos-obmc-uboot-4a9cbbe832e1c377d04cfb53e9679844595bc3cf.zip
Initial revision
Diffstat (limited to 'cpu/74xx_7xx/cpu_init.c')
-rw-r--r--cpu/74xx_7xx/cpu_init.c54
1 files changed, 54 insertions, 0 deletions
diff --git a/cpu/74xx_7xx/cpu_init.c b/cpu/74xx_7xx/cpu_init.c
new file mode 100644
index 0000000000..2843e2671a
--- /dev/null
+++ b/cpu/74xx_7xx/cpu_init.c
@@ -0,0 +1,54 @@
+/*
+ * (C) Copyright 2001
+ * Josh Huber <huber@mclx.com>, Mission Critical Linux, Inc.
+ *
+ * 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
+ */
+
+/*
+ * cpu_init.c - low level cpu init
+ *
+ * there's really nothing going on here yet. future work area?
+ */
+
+#include <common.h>
+#include <74xx_7xx.h>
+
+/*
+ * Breath some life into the CPU...
+ *
+ * there's basically nothing to do here since the memory controller
+ * isn't on the CPU in this case.
+ */
+void
+cpu_init_f (void)
+{
+ if (get_cpu_type() == CPU_7450) {
+ /* enable the timebase bit in HID0 */
+ set_hid0(get_hid0() | 0x4000000);
+ }
+}
+
+/*
+ * initialize higher level parts of CPU like timers
+ */
+int cpu_init_r (void)
+{
+ return (0);
+}
OpenPOWER on IntegriCloud