summaryrefslogtreecommitdiffstats
path: root/arch/powerpc/boot/cuboot-kilauea.c
diff options
context:
space:
mode:
authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
commit76cb841cb886eef6b3bee341a2266c76578724ad (patch)
treef5892e5ba6cc11949952a6ce4ecbe6d516d6ce58 /arch/powerpc/boot/cuboot-kilauea.c
parentInitial commit. (diff)
downloadlinux-76cb841cb886eef6b3bee341a2266c76578724ad.tar.xz
linux-76cb841cb886eef6b3bee341a2266c76578724ad.zip
Adding upstream version 4.19.249.upstream/4.19.249
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/powerpc/boot/cuboot-kilauea.c')
-rw-r--r--arch/powerpc/boot/cuboot-kilauea.c49
1 files changed, 49 insertions, 0 deletions
diff --git a/arch/powerpc/boot/cuboot-kilauea.c b/arch/powerpc/boot/cuboot-kilauea.c
new file mode 100644
index 000000000..80cdad6bb
--- /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();
+}