From: Tiejun Chen <tiejun.chen@windriver.com>
To: jwboyer@linux.vnet.ibm.com, linuxppc-dev@lists.ozlabs.org
Subject: [v2 PATCH 2/2] powerpc/405ex: support cuImage via included dtb
Date: Sun, 23 Aug 2009 10:03:44 +0800 [thread overview]
Message-ID: <1250993024-29527-3-git-send-email-tiejun.chen@windriver.com> (raw)
In-Reply-To: <1250993024-29527-1-git-send-email-tiejun.chen@windriver.com>
To support cuImage, we need to initialize the required sections and
ensure that it is built.
Signed-off-by: Tiejun Chen <tiejun.chen@windriver.com>
---
arch/powerpc/boot/Makefile | 2 +-
arch/powerpc/boot/cuboot-kilauea.c | 49 ++++++++++++++++++++++++++++++++++++
2 files changed, 50 insertions(+), 1 deletions(-)
create mode 100644 arch/powerpc/boot/cuboot-kilauea.c
diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile
index 9ae7b7e..3e11611 100644
--- a/arch/powerpc/boot/Makefile
+++ b/arch/powerpc/boot/Makefile
@@ -75,7 +75,7 @@ src-plat := of.c cuboot-52xx.c cuboot-824x.c cuboot-83xx.c cuboot-85xx.c holly.c
cuboot-katmai.c cuboot-rainier.c redboot-8xx.c ep8248e.c \
cuboot-warp.c cuboot-85xx-cpm2.c cuboot-yosemite.c simpleboot.c \
virtex405-head.S virtex.c redboot-83xx.c cuboot-sam440ep.c \
- cuboot-acadia.c cuboot-amigaone.c
+ cuboot-acadia.c cuboot-amigaone.c cuboot-kilauea.c
src-boot := $(src-wlib) $(src-plat) empty.c
src-boot := $(addprefix $(obj)/, $(src-boot))
diff --git a/arch/powerpc/boot/cuboot-kilauea.c b/arch/powerpc/boot/cuboot-kilauea.c
new file mode 100644
index 0000000..b333346
--- /dev/null
+++ b/arch/powerpc/boot/cuboot-kilauea.c
@@ -0,0 +1,49 @@
+/*
+ * Old U-boot compatibility for PPC405EX. This image is already included
+ * a dtb.
+ *
+ * Author: Tiejun Chen <tiejun.chen@windriver.com>
+ *
+ * Copyright (C) 2009 Wind River Systems, 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 "io.h"
+#include "dcr.h"
+#include "stdio.h"
+#include "4xx.h"
+#include "44x.h"
+#include "cuboot.h"
+
+#define TARGET_4xx
+#define TARGET_44x
+#include "ppcboot.h"
+
+#define KILAUEA_SYS_EXT_SERIAL_CLOCK 11059200 /* ext. 11.059MHz clk */
+
+static bd_t bd;
+
+static void kilauea_fixups(void)
+{
+ unsigned long sysclk = 33333333;
+
+ ibm405ex_fixup_clocks(sysclk, KILAUEA_SYS_EXT_SERIAL_CLOCK);
+ dt_fixup_memory(bd.bi_memstart, bd.bi_memsize);
+ ibm4xx_fixup_ebc_ranges("/plb/opb/ebc");
+ dt_fixup_mac_address_by_alias("ethernet0", bd.bi_enetaddr);
+ dt_fixup_mac_address_by_alias("ethernet1", 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 = kilauea_fixups;
+ platform_ops.exit = ibm40x_dbcr_reset;
+ fdt_init(_dtb_start);
+ serial_console_init();
+}
--
1.5.6
next prev parent reply other threads:[~2009-08-23 2:02 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-08-23 2:03 v1 powerpc/405ex: Support cuImage for PPC405EX Tiejun Chen
2009-08-23 2:03 ` [v1 PATCH 1/2] powerpc/405ex: provide necessary fixup function to support cuImage Tiejun Chen
2009-08-23 2:03 ` Tiejun Chen [this message]
2009-08-23 2:07 ` [v2 PATCH 2/2] powerpc/405ex: support cuImage via included dtb tiejun.chen
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