common: spl: spl: Update stack pointer address

At SPL stage when stack is relocated, the stack pointer needs to be
updated, the stack pointer may point to stack in on chip memory even
though stack is relocated.

Signed-off-by: Nikhil M Jain <n-jain1@ti.com>
Reviewed-by: Tom Rini <trini@konsulko.com>

common/spl/spl.c

@@ -992,6 +992,7 @@ ulong spl_relocate_stack_gd(void)
 #endif
 	/* Get stack position: use 8-byte alignment for ABI compliance */
 	ptr = CONFIG_SPL_STACK_R_ADDR - roundup(sizeof(gd_t),16);
+	gd->start_addr_sp = ptr;
 	new_gd = (gd_t *)ptr;
 	memcpy(new_gd, (void *)gd, sizeof(gd_t));
 #if CONFIG_IS_ENABLED(DM)