arm: bcmnsp: Add bcmnsp u-architecture

Base support for the Broadcom NSP SoC.
Based on iproc-common and the SoC specific reset function.

Signed-off-by: Scott Branden <sbranden@broadcom.com>
Signed-off-by: Steve Rae <srae@broadcom.com>

arch/arm/cpu/armv7/bcmnsp/Makefile

@@ -0,0 +1,7 @@
+#
+# Copyright 2014 Broadcom Corporation.
+#
+# SPDX-License-Identifier:	GPL-2.0+
+#
+
+obj-y	+= reset.o

arch/arm/cpu/armv7/bcmnsp/reset.c

@@ -0,0 +1,19 @@
+/*
+ * Copyright 2014 Broadcom Corporation.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/io.h>
+
+#define CRU_RESET_OFFSET	0x1803F184
+
+void reset_cpu(ulong ignored)
+{
+	/* Reset the cpu by setting software reset request bit */
+	writel(0x1, CRU_RESET_OFFSET);
+
+	while (1)
+		;	/* loop forever till reset */
+}