summaryrefslogtreecommitdiff
path: root/arch/powerpc/boot/bamboo.c
diff options
context:
space:
mode:
authorJosh Boyer <jwboyer@linux.vnet.ibm.com>2007-08-20 07:30:32 -0500
committerJosh Boyer <jwboyer@linux.vnet.ibm.com>2007-08-20 07:30:32 -0500
commit2ba4573cdaf98b0f3acb8795a66f412c1c41284a (patch)
tree34e161751ed0192c5b1af1f2001d4b035b985f34 /arch/powerpc/boot/bamboo.c
parent8c1449bdb4c7e9c4492ba18ded70fd8669eeffae (diff)
[POWERPC] Bamboo zImage wrapper
Add a bootwrapper for the AMCC 440EP Bamboo Eval board. This also adds a common fixup_clock function for all 440EP(x) chips. Signed-off-by: Josh Boyer <jwboyer@linux.vnet.ibm.com> Acked-by: David Gibson <david@gibson.dropbear.id.au>
Diffstat (limited to 'arch/powerpc/boot/bamboo.c')
-rw-r--r--arch/powerpc/boot/bamboo.c45
1 files changed, 45 insertions, 0 deletions
diff --git a/arch/powerpc/boot/bamboo.c b/arch/powerpc/boot/bamboo.c
new file mode 100644
index 000000000000..bc097694b445
--- /dev/null
+++ b/arch/powerpc/boot/bamboo.c
@@ -0,0 +1,45 @@
+/*
+ * Copyright IBM Corporation, 2007
+ * Josh Boyer <jwboyer@linux.vnet.ibm.com>
+ *
+ * Based on ebony wrapper:
+ * Copyright 2007 David Gibson, IBM Corporation.
+ *
+ * Clocking code based on code by:
+ * Stefan Roese <sr@denx.de>
+ *
+ * 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; version 2 of the License
+ */
+#include <stdarg.h>
+#include <stddef.h>
+#include "types.h"
+#include "elf.h"
+#include "string.h"
+#include "stdio.h"
+#include "page.h"
+#include "ops.h"
+#include "dcr.h"
+#include "4xx.h"
+#include "44x.h"
+
+extern char _dtb_start[];
+extern char _dtb_end[];
+
+static void bamboo_fixups(void)
+{
+ unsigned long sysclk = 33333333;
+
+ ibm440ep_fixup_clocks(sysclk, 11059200);
+ ibm4xx_fixup_memsize();
+ ibm4xx_quiesce_eth((u32 *)0xef600e00, (u32 *)0xef600f00);
+}
+
+void bamboo_init(void)
+{
+ platform_ops.fixups = bamboo_fixups;
+ platform_ops.exit = ibm44x_dbcr_reset;
+ ft_init(_dtb_start, 0, 32);
+ serial_console_init();
+}