[MIPS] Fix and cleanup the mess that a dozen prom_printf variants are.

early_printk is a so much saner thing.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/mips-boards/generic/init.c b/arch/mips/mips-boards/generic/init.c
index 58a0fe8..b113376 100644
--- a/arch/mips/mips-boards/generic/init.c
+++ b/arch/mips/mips-boards/generic/init.c
@@ -167,7 +167,7 @@
 			flow = 'r';
 		sprintf (console_string, " console=ttyS0,%d%c%c%c", baud, parity, bits, flow);
 		strcat (prom_getcmdline(), console_string);
-		prom_printf("Config serial console:%s\n", console_string);
+		pr_info("Config serial console:%s\n", console_string);
 	}
 }
 #endif
@@ -210,8 +210,9 @@
 			generic_getDebugChar = rs_getDebugChar;
 		}
 
-		prom_printf("KGDB: Using serial line /dev/ttyS%d at %d for session, "
-			    "please connect your debugger\n", line ? 1 : 0, speed);
+		pr_info("KGDB: Using serial line /dev/ttyS%d at %d for "
+		        "session, please connect your debugger\n",
+		        line ? 1 : 0, speed);
 
 		{
 			char *s;
@@ -382,7 +383,7 @@
 	board_nmi_handler_setup = mips_nmi_setup;
 	board_ejtag_handler_setup = mips_ejtag_setup;
 
-	prom_printf("\nLINUX started...\n");
+	pr_info("\nLINUX started...\n");
 	prom_init_cmdline();
 	prom_meminit();
 #ifdef CONFIG_SERIAL_8250_CONSOLE