mux: Remove <common.h> and add needed includes

Remove <common.h> from this driver directory and when needed
add missing include files directly.

Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/drivers/mux/mmio.c b/drivers/mux/mmio.c
index 00e0282..e112545 100644
--- a/drivers/mux/mmio.c
+++ b/drivers/mux/mmio.c
@@ -6,7 +6,6 @@
  * Copyright (C) 2017 Pengutronix, Philipp Zabel <kernel@pengutronix.de>
  * Copyright (C) 2019 Texas Instrument, Jean-jacques Hiblot <jjhiblot@ti.com>
  */
-#include <common.h>
 #include <dm.h>
 #include <mux-internal.h>
 #include <regmap.h>
diff --git a/drivers/mux/mux-uclass.c b/drivers/mux/mux-uclass.c
index 8833888..8a3e7a8 100644
--- a/drivers/mux/mux-uclass.c
+++ b/drivers/mux/mux-uclass.c
@@ -13,7 +13,6 @@
 
 #define LOG_CATEGORY UCLASS_MUX
 
-#include <common.h>
 #include <dm.h>
 #include <mux-internal.h>
 #include <dm/device-internal.h>