davinci: Do not duplicate setting of gd

In f0c3a6c we stopped setting gd in board_init_f, but later had to
revert to due problems on certain platforms.  As davinci does not look
to have these problems, we can drop the setting here and rely upon
crt0.S to do it.

Cc: Peter Howard <pjh@northern-ridge.com.au>
Signed-off-by: Tom Rini <trini@ti.com>

arch/arm/cpu/arm926ejs/davinci/spl.c

@@ -34,29 +34,14 @@ void putc(char c)
 }
 #endif /* CONFIG_SPL_LIBCOMMON_SUPPORT */
 
-void board_init_f(ulong dummy)
+void spl_board_init(void)
 {
-	/* First, setup our stack pointer. */
-	asm volatile("mov sp, %0\n" : : "r"(CONFIG_SPL_STACK));
-
-	/* Second, perform our low-level init. */
 #ifdef CONFIG_SOC_DM365
 	dm36x_lowlevel_init(0);
 #endif
 #ifdef CONFIG_SOC_DA8XX
 	arch_cpu_init();
 #endif
-
-	/* Third, we clear the BSS. */
-	memset(__bss_start, 0, __bss_end - __bss_start);
-
-	/* Finally, setup gd and move to the next step. */
-	gd = &gdata;
-	board_init_r(NULL, 0);
-}
-
-void spl_board_init(void)
-{
 	preloader_console_init();
 }