usb: early: xhci-dbc: Sort headers alphabetically

For better maintenance sort headers alphabetically.
While at it, move asm/*.h to be included after linux/*.h.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>

drivers/usb/early/xhci-dbc.c

@@ -9,22 +9,23 @@
 
 #define pr_fmt(fmt)	KBUILD_MODNAME ":%s: " fmt, __func__
 
+#include <linux/bcd.h>
 #include <linux/byteorder/generic.h>
 #include <linux/console.h>
-#include <linux/pci_regs.h>
-#include <linux/pci_ids.h>
-#include <linux/memblock.h>
+#include <linux/delay.h>
+#include <linux/export.h>
 #include <linux/io.h>
 #include <linux/iopoll.h>
-#include <asm/pci-direct.h>
-#include <asm/fixmap.h>
-#include <linux/bcd.h>
-#include <linux/export.h>
-#include <linux/module.h>
-#include <linux/delay.h>
 #include <linux/kthread.h>
+#include <linux/memblock.h>
+#include <linux/module.h>
+#include <linux/pci_ids.h>
+#include <linux/pci_regs.h>
 #include <linux/usb/xhci-dbgp.h>
 
+#include <asm/fixmap.h>
+#include <asm/pci-direct.h>
+
 #include "../host/xhci.h"
 #include "xhci-dbc.h"