[POWERPC] 4xx: Add bootwrapper for AMCC Yosemite board

Add the cuboot wrapper for the AMCC 440EP Yosemite board
Signed-off-by: NJosh Boyer <jwboyer@linux.vnet.ibm.com>

arch/powerpc/boot/Makefile

@@ -64,7 +64,7 @@ src-plat := of.c cuboot-52xx.c cuboot-824x.c cuboot-83xx.c cuboot-85xx.c holly.c
 		cuboot-bamboo.c cuboot-mpc7448hpc2.c cuboot-taishan.c \
 		fixed-head.S ep88xc.c ep405.c \
 		cuboot-katmai.c cuboot-rainier.c redboot-8xx.c ep8248e.c \
-		cuboot-warp.c cuboot-85xx-cpm2.c
+		cuboot-warp.c cuboot-85xx-cpm2.c cuboot-yosemite.c
 src-boot := $(src-wlib) $(src-plat) empty.c
 
 src-boot := $(addprefix $(obj)/, $(src-boot))
@@ -216,6 +216,7 @@ image-$(CONFIG_RAINIER)			+= cuImage.rainier
 image-$(CONFIG_TAISHAN)			+= cuImage.taishan
 image-$(CONFIG_KATMAI)			+= cuImage.katmai
 image-$(CONFIG_WARP)			+= cuImage.warp
+image-$(CONFIG_YOSEMITE)		+= cuImage.yosemite
 
 # Board ports in arch/powerpc/platform/8xx/Kconfig
 image-$(CONFIG_PPC_MPC86XADS)		+= cuImage.mpc866ads

arch/powerpc/boot/cuboot-yosemite.c

+/*
+ * Old U-boot compatibility for Yosemite
+ *
+ * Author: Josh Boyer <jwboyer@linux.vnet.ibm.com>
+ *
+ * Copyright 2008 IBM Corporation
+ *
+ * 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 "4xx.h"
+#include "44x.h"
+#include "cuboot.h"
+
+#define TARGET_4xx
+#define TARGET_44x
+#include "ppcboot.h"
+
+static bd_t bd;
+
+static void yosemite_fixups(void)
+{
+	unsigned long sysclk = 66666666;
+
+	ibm440ep_fixup_clocks(sysclk, 11059200, 50000000);
+	ibm4xx_sdram_fixup_memsize();
+	ibm4xx_quiesce_eth((u32 *)0xef600e00, (u32 *)0xef600f00);
+	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 = yosemite_fixups;
+	platform_ops.exit = ibm44x_dbcr_reset;
+	fdt_init(_dtb_start);
+	serial_console_init();
+}