xtensa: Remove arch_setup_bdinfo()

arch_setup_bdinfo() only configures the deprecated bi_memstart &
bi_memsize values, which should not be needed any more. Lets remove
this file completely.

Signed-off-by: Stefan Roese <sr@denx.de>
Reviewed-by: Ovidiu Panait <ovidiu.panait@windriver.com>

arch/xtensa/lib/Makefile

@@ -5,4 +5,4 @@
 
 obj-$(CONFIG_CMD_BOOTM) += bootm.o
 
-obj-y 	+= cache.o misc.o relocate.o time.o bdinfo.o
+obj-y 	+= cache.o misc.o relocate.o time.o

arch/xtensa/lib/bdinfo.c

-// SPDX-License-Identifier: GPL-2.0+
-/*
- * XTENSA-specific information for the 'bd' command
- *
- * (C) Copyright 2003
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- */
-
-#include <common.h>
-#include <init.h>
-
-DECLARE_GLOBAL_DATA_PTR;
-
-int arch_setup_bdinfo(void)
-{
-	struct bd_info *bd = gd->bd;
-
-	bd->bi_memstart = PHYSADDR(CONFIG_SYS_SDRAM_BASE);
-	bd->bi_memsize = CONFIG_SYS_SDRAM_SIZE;
-
-	return 0;
-}