mx6cuboxi: Avoid calling setup_display() from SPL code

There is no need call setup_display() from SPL code, so move it to
board_init(), which executes only in U-Boot proper.

Reported-by: Stefano Babic <sbabic@denx.de>
Signed-off-by: Fabio Estevam <fabio.estevam@nxp.com>
Reviewed-by: Stefano Babic <sbabic@denx.de>

board/solidrun/mx6cuboxi/mx6cuboxi.c

@@ -308,13 +308,8 @@ int board_ehci_hcd_init(int port)
 
 int board_early_init_f(void)
 {
-	int ret = 0;
 	setup_iomux_uart();
 
-#ifdef CONFIG_VIDEO_IPUV3
-	ret = setup_display();
-#endif
-
 #ifdef CONFIG_CMD_SATA
 	setup_sata();
 #endif
@@ -322,15 +317,21 @@ int board_early_init_f(void)
 #ifdef CONFIG_USB_EHCI_MX6
 	setup_usb();
 #endif
-	return ret;
+	return 0;
 }
 
 int board_init(void)
 {
+	int ret = 0;
+
 	/* address of boot parameters */
 	gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
 
-	return 0;
+#ifdef CONFIG_VIDEO_IPUV3
+	ret = setup_display();
+#endif
+
+	return ret;
 }
 
 static bool is_hummingboard(void)