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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:27:49 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:27:49 +0000
commitace9429bb58fd418f0c81d4c2835699bddf6bde6 (patch)
treeb2d64bc10158fdd5497876388cd68142ca374ed3 /arch/powerpc/boot/cuboot-sam440ep.c
parentInitial commit. (diff)
downloadlinux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.tar.xz
linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.zip
Adding upstream version 6.6.15.upstream/6.6.15
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/powerpc/boot/cuboot-sam440ep.c')
-rw-r--r--arch/powerpc/boot/cuboot-sam440ep.c46
1 files changed, 46 insertions, 0 deletions
diff --git a/arch/powerpc/boot/cuboot-sam440ep.c b/arch/powerpc/boot/cuboot-sam440ep.c
new file mode 100644
index 0000000000..d875119e3c
--- /dev/null
+++ b/arch/powerpc/boot/cuboot-sam440ep.c
@@ -0,0 +1,46 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Old U-boot compatibility for Sam440ep based off bamboo.c code
+ * original copyrights below
+ *
+ * Author: Josh Boyer <jwboyer@linux.vnet.ibm.com>
+ *
+ * Copyright 2007 IBM Corporation
+ *
+ * Based on cuboot-ebony.c
+ *
+ * Modified from cuboot-bamboo.c for sam440ep:
+ * Copyright 2008 Giuseppe Coviello <gicoviello@gmail.com>
+ */
+
+#include "ops.h"
+#include "stdio.h"
+#include "44x.h"
+#include "4xx.h"
+#include "cuboot.h"
+
+#define TARGET_4xx
+#define TARGET_44x
+#include "ppcboot.h"
+
+static bd_t bd;
+
+static void sam440ep_fixups(void)
+{
+ unsigned long sysclk = 66666666;
+
+ ibm440ep_fixup_clocks(sysclk, 11059200, 25000000);
+ ibm4xx_sdram_fixup_memsize();
+ ibm4xx_quiesce_eth((u32 *)0xef600e00, (u32 *)0xef600f00);
+ 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 = sam440ep_fixups;
+ platform_ops.exit = ibm44x_dbcr_reset;
+ fdt_init(_dtb_start);
+ serial_console_init();
+}