sparc: Initial ground work for generic board initialization

Initial ground work in preperation for generic board initialization
code for the SPARC architecture.

Signed-off-by: Francois Retief <fgretief@spaceteq.co.za>

arch/sparc/include/asm/config.h

@@ -1,5 +1,6 @@
 /*
- * Copyright 2009 Freescale Semiconductor, Inc.
+ * Copyright 2015,
+ * Daniel Hellstrom, Cobham Gaisler, daniel@gaisler.com.
  *
  * SPDX-License-Identifier:	GPL-2.0+
  */
@@ -7,6 +8,7 @@
 #ifndef _ASM_CONFIG_H_
 #define _ASM_CONFIG_H_
 
+#define CONFIG_SYS_GENERIC_GLOBAL_DATA
 #define CONFIG_NEEDS_MANUAL_RELOC
 
 #define CONFIG_LMB

arch/sparc/include/asm/u-boot.h

@@ -17,6 +17,11 @@
 #ifndef __U_BOOT_H__
 #define __U_BOOT_H__
 
+#ifdef CONFIG_SYS_GENERIC_BOARD
+/* Use the generic board which requires a unified bd_info */
+#include <asm-generic/u-boot.h>
+#else
+
 /*
  * Currently, this Board information is not passed to
  * Linux kernel from U-Boot, but may be passed to other
@@ -44,6 +49,8 @@ typedef struct bd_info {
 
 #endif				/* __ASSEMBLY__ */
 
+#endif /* !CONFIG_SYS_GENERIC_BOARD */
+
 /* For image.h:image_check_target_arch() */
 #define IH_ARCH_DEFAULT IH_ARCH_SPARC