usb: Rename ehci-fsl.h to ehci-ci.h

Most of ehci-fsl header describe USB controller
designed by Chipidea and used by various SoC vendors.

This patch renames it to a generic header: ehci-ci.h
Contents of file are not changed (so it contains several
references to freescale SoCs).

Signed-off-by: Mateusz Kulikowski <mateusz.kulikowski@gmail.com>
Acked-by: Marek Vasut <marex@denx.de>
Tested-by: Simon Glass <sjg@chromium.org>
diff --git a/drivers/usb/host/ehci-mpc512x.c b/drivers/usb/host/ehci-mpc512x.c
index b320c4a..4b50ac8 100644
--- a/drivers/usb/host/ehci-mpc512x.c
+++ b/drivers/usb/host/ehci-mpc512x.c
@@ -17,7 +17,7 @@
 #include <pci.h>
 #include <usb.h>
 #include <asm/io.h>
-#include <usb/ehci-fsl.h>
+#include <usb/ehci-ci.h>
 
 #include "ehci.h"