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authorValentine Barshak <vbarshak@ru.mvista.com>2007-08-29 17:38:30 +0400
committerJosh Boyer <jwboyer@linux.vnet.ibm.com>2007-09-07 07:49:28 -0500
commit606d08bcd674073e0e505cb1eb4ff1516c3b498a (patch)
treeb18ca886eb5e6e5074361523c63258d6c03ff1c0 /arch/powerpc/boot/cuboot-sequoia.c
parent15fc993e31293f9b179eb5f08b18a4a4f2ca648a (diff)
[POWERPC] PowerPC 440EPx: Sequoia bootwrapper
Bootwrapper code for AMCC PPC440EPx Sequoia. Signed-off-by: Valentine Barshak <vbarshak@ru.mvista.com> Acked-by: David Gibson <david@gibson.dropbear.id.au> Signed-off-by: Josh Boyer <jwboyer@linux.vnet.ibm.com>
Diffstat (limited to 'arch/powerpc/boot/cuboot-sequoia.c')
-rw-r--r--arch/powerpc/boot/cuboot-sequoia.c56
1 files changed, 56 insertions, 0 deletions
diff --git a/arch/powerpc/boot/cuboot-sequoia.c b/arch/powerpc/boot/cuboot-sequoia.c
new file mode 100644
index 000000000000..ec635e0bd4ec
--- /dev/null
+++ b/arch/powerpc/boot/cuboot-sequoia.c
@@ -0,0 +1,56 @@
+/*
+ * Old U-boot compatibility for Sequoia
+ *
+ * Valentine Barshak <vbarshak@ru.mvista.com>
+ * Copyright 2007 MontaVista Software, Inc
+ *
+ * Based on Ebony code by David Gibson <david@gibson.dropbear.id.au>
+ * Copyright IBM Corporation, 2007
+ *
+ * Based on Bamboo code by Josh Boyer <jwboyer@linux.vnet.ibm.com>
+ * Copyright IBM Corporation, 2007
+ *
+ * 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"
+#include "cuboot.h"
+
+#define TARGET_4xx
+#define TARGET_44x
+#include "ppcboot.h"
+
+static bd_t bd;
+
+
+static void sequoia_fixups(void)
+{
+ unsigned long sysclk = 33333333;
+
+ ibm440ep_fixup_clocks(sysclk, 11059200);
+ ibm4xx_fixup_ebc_ranges("/plb/opb/ebc");
+ ibm4xx_denali_fixup_memsize();
+ dt_fixup_mac_addresses(&bd.bi_enetaddr, &bd.bi_enet1addr);
+}
+
+void platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
+ unsigned long r6, unsigned long r7)
+{
+ CUBOOT_INIT();
+ platform_ops.fixups = sequoia_fixups;
+ platform_ops.exit = ibm44x_dbcr_reset;
+ ft_init(_dtb_start, 0, 32);
+ serial_console_init();
+}