common: Drop linux/printk.h from common header

This old patch was marked as deferred. Bring it back to life, to continue
towards the removal of common.h

Move this out of the common header and include it only where needed.

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/drivers/net/mscc_eswitch/jr2_switch.c b/drivers/net/mscc_eswitch/jr2_switch.c
index 1462b8f..7157428 100644
--- a/drivers/net/mscc_eswitch/jr2_switch.c
+++ b/drivers/net/mscc_eswitch/jr2_switch.c
@@ -17,6 +17,7 @@
 #include <miiphy.h>
 #include <net.h>
 #include <wait_bit.h>
+#include <linux/printk.h>
 
 #include <dt-bindings/mscc/jr2_data.h>
 #include "mscc_xfer.h"
diff --git a/drivers/net/mscc_eswitch/ocelot_switch.c b/drivers/net/mscc_eswitch/ocelot_switch.c
index 1bf6c42..7ea1f55 100644
--- a/drivers/net/mscc_eswitch/ocelot_switch.c
+++ b/drivers/net/mscc_eswitch/ocelot_switch.c
@@ -17,6 +17,7 @@
 #include <miiphy.h>
 #include <net.h>
 #include <wait_bit.h>
+#include <linux/printk.h>
 
 #include "mscc_xfer.h"
 #include "mscc_mac_table.h"
diff --git a/drivers/net/mscc_eswitch/serval_switch.c b/drivers/net/mscc_eswitch/serval_switch.c
index 38ddba1..be06e48 100644
--- a/drivers/net/mscc_eswitch/serval_switch.c
+++ b/drivers/net/mscc_eswitch/serval_switch.c
@@ -17,6 +17,7 @@
 #include <miiphy.h>
 #include <net.h>
 #include <wait_bit.h>
+#include <linux/printk.h>
 
 #include "mscc_xfer.h"
 #include "mscc_mac_table.h"
diff --git a/drivers/net/mscc_eswitch/servalt_switch.c b/drivers/net/mscc_eswitch/servalt_switch.c
index db863c2..2d2329c 100644
--- a/drivers/net/mscc_eswitch/servalt_switch.c
+++ b/drivers/net/mscc_eswitch/servalt_switch.c
@@ -16,6 +16,7 @@
 #include <miiphy.h>
 #include <net.h>
 #include <wait_bit.h>
+#include <linux/printk.h>
 
 #include "mscc_xfer.h"
 #include "mscc_miim.h"