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authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-08-05 17:04:01 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-08-05 17:04:01 -0300
commit57f0f512b273f60d52568b8c6b77e17f5636edc0 (patch)
tree5e910f0e82173f4ef4f51111366a3f1299037a7b /arch/powerpc/boot/cuboot-katmai.c
Initial import
Diffstat (limited to 'arch/powerpc/boot/cuboot-katmai.c')
-rw-r--r--arch/powerpc/boot/cuboot-katmai.c57
1 files changed, 57 insertions, 0 deletions
diff --git a/arch/powerpc/boot/cuboot-katmai.c b/arch/powerpc/boot/cuboot-katmai.c
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+++ b/arch/powerpc/boot/cuboot-katmai.c
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+/*
+ * Old U-boot compatibility for Katmai
+ *
+ * Author: Hugh Blemings <hugh@au.ibm.com>
+ *
+ * Copyright 2007 Hugh Blemings, IBM Corporation.
+ * Based on cuboot-ebony.c which is:
+ * Copyright 2007 David Gibson, IBM Corporation.
+ * Based on cuboot-83xx.c, which is:
+ * Copyright (c) 2007 Freescale Semiconductor, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ */
+
+#include "ops.h"
+#include "stdio.h"
+#include "reg.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;
+
+BSS_STACK(4096);
+
+static void katmai_fixups(void)
+{
+ unsigned long sysclk = 33333000;
+
+ /* 440SP Clock logic is all but identical to 440GX
+ * so we just use that code for now at least
+ */
+ ibm440spe_fixup_clocks(sysclk, 6 * 1843200, 0);
+
+ ibm440spe_fixup_memsize();
+
+ dt_fixup_mac_address(0, bd.bi_enetaddr);
+
+ ibm4xx_fixup_ebc_ranges("/plb/opb/ebc");
+}
+
+void platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
+ unsigned long r6, unsigned long r7)
+{
+ CUBOOT_INIT();
+
+ platform_ops.fixups = katmai_fixups;
+ fdt_init(_dtb_start);
+ serial_console_init();
+}