Disable EARLY_PRINTF from the Armada 3700 uart, it breaks when we want

to use EARLY_PRINTF on other SoCs.

Sponsored by:	DARPA, AFRL

sys/dev/uart/uart_dev_mvebu.c

@@ -107,6 +107,7 @@ __FBSDID("$FreeBSD$");
 /*
  * For debugging purposes
  */
+#if 0
 #ifdef EARLY_PRINTF
 #if defined(SOCDEV_PA) && defined(SOCDEV_VA)
 #define	UART_REG_OFFSET 0x12000
@@ -128,6 +129,7 @@ uart_mvebu_early_putc(int c)
 early_putc_t *early_putc = uart_mvebu_early_putc;
 #endif
 #endif
+#endif
 
 /*
  * Low-level UART interface.