arc: bdinfo, image and arc-specific init functions declarations support

Signed-off-by: Alexey Brodkin <abrodkin@synopsys.com>

Cc: Vineet Gupta <vgupta@synopsys.com>
Cc: Francois Bedard <fbedard@synopsys.com>
Cc: Wolfgang Denk <wd@denx.de>
Cc: Heiko Schocher <hs@denx.de>
diff --git a/common/cmd_bdinfo.c b/common/cmd_bdinfo.c
index 713de14..15119a7 100644
--- a/common/cmd_bdinfo.c
+++ b/common/cmd_bdinfo.c
@@ -517,6 +517,24 @@
 	return 0;
 }
 
+#elif defined(CONFIG_ARC700)
+
+int do_bdinfo(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+{
+	bd_t *bd = gd->bd;
+
+	print_num("mem start",		bd->bi_memstart);
+	print_lnum("mem size",		bd->bi_memsize);
+
+#if defined(CONFIG_CMD_NET)
+	print_eth(0);
+	printf("ip_addr     = %s\n", getenv("ipaddr"));
+#endif
+	printf("baudrate    = %d bps\n", bd->bi_baudrate);
+
+	return 0;
+}
+
 #else
  #error "a case for this architecture does not exist!"
 #endif
diff --git a/common/image.c b/common/image.c
index ae95c3f..9c6bec5 100644
--- a/common/image.c
+++ b/common/image.c
@@ -82,6 +82,7 @@
 	{	IH_ARCH_OPENRISC,	"or1k",		"OpenRISC 1000",},
 	{	IH_ARCH_SANDBOX,	"sandbox",	"Sandbox",	},
 	{	IH_ARCH_ARM64,		"arm64",	"AArch64",	},
+	{	IH_ARCH_ARC,		"arc",		"ARC",		},
 	{	-1,			"",		"",		},
 };
 
diff --git a/include/common.h b/include/common.h
index d5ebb25..221b776 100644
--- a/include/common.h
+++ b/include/common.h
@@ -408,6 +408,9 @@
 #ifdef CONFIG_MIPS
 # include <asm/u-boot-mips.h>
 #endif /* CONFIG_MIPS */
+#ifdef CONFIG_ARC
+# include <asm/u-boot-arc.h>
+#endif /* CONFIG_ARC */
 
 #ifdef CONFIG_AUTO_COMPLETE
 int env_complete(char *var, int maxv, char *cmdv[], int maxsz, char *buf);
diff --git a/include/image.h b/include/image.h
index 7de2bb2..3ba8c2e 100644
--- a/include/image.h
+++ b/include/image.h
@@ -157,6 +157,7 @@
 #define IH_ARCH_NDS32	        20	/* ANDES Technology - NDS32  */
 #define IH_ARCH_OPENRISC        21	/* OpenRISC 1000  */
 #define IH_ARCH_ARM64		22	/* ARM64	*/
+#define IH_ARCH_ARC		23	/* Synopsys DesignWare ARC */
 
 /*
  * Image Types