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/usb/dwc3/dwc3-generic.c b/drivers/usb/dwc3/dwc3-generic.c
index 3997b9d..744fde8 100644
--- a/drivers/usb/dwc3/dwc3-generic.c
+++ b/drivers/usb/dwc3/dwc3-generic.c
@@ -17,6 +17,7 @@
 #include <generic-phy.h>
 #include <linux/bitops.h>
 #include <linux/delay.h>
+#include <linux/printk.h>
 #include <linux/usb/ch9.h>
 #include <linux/usb/gadget.h>
 #include <malloc.h>
diff --git a/drivers/usb/dwc3/dwc3-meson-g12a.c b/drivers/usb/dwc3/dwc3-meson-g12a.c
index c62e42d..dc5a976 100644
--- a/drivers/usb/dwc3/dwc3-meson-g12a.c
+++ b/drivers/usb/dwc3/dwc3-meson-g12a.c
@@ -15,6 +15,7 @@
 #include <dwc3-uboot.h>
 #include <generic-phy.h>
 #include <linux/delay.h>
+#include <linux/printk.h>
 #include <linux/usb/ch9.h>
 #include <linux/usb/gadget.h>
 #include <malloc.h>
diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
index eb416b8..68cf32c 100644
--- a/drivers/usb/dwc3/gadget.c
+++ b/drivers/usb/dwc3/gadget.c
@@ -24,6 +24,7 @@
 #include <linux/delay.h>
 #include <linux/dma-mapping.h>
 #include <linux/list.h>
+#include <linux/printk.h>
 
 #include <linux/usb/ch9.h>
 #include <linux/usb/gadget.h>