common: Move ARM cache operations out of common.h

These functions are CPU-related and do not use driver model. Move them to
cpu_func.h

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Daniel Schwierzeck <daniel.schwierzeck@gmail.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index d10f9f0..4cd7420 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -9,6 +9,7 @@
  * This driver provides a SCSI interface to SATA.
  */
 #include <common.h>
+#include <cpu_func.h>
 
 #include <command.h>
 #include <dm.h>
diff --git a/drivers/ata/dwc_ahsata.c b/drivers/ata/dwc_ahsata.c
index afced8e..c2e28fe 100644
--- a/drivers/ata/dwc_ahsata.c
+++ b/drivers/ata/dwc_ahsata.c
@@ -6,6 +6,7 @@
 
 #include <common.h>
 #include <ahci.h>
+#include <cpu_func.h>
 #include <dm.h>
 #include <dwc_ahsata.h>
 #include <fis.h>
diff --git a/drivers/ata/fsl_ahci.c b/drivers/ata/fsl_ahci.c
index d04cff3..4ccfe23 100644
--- a/drivers/ata/fsl_ahci.c
+++ b/drivers/ata/fsl_ahci.c
@@ -6,6 +6,7 @@
  *
  */
 #include <common.h>
+#include <cpu_func.h>
 #include <asm/fsl_serdes.h>
 #include <dm/lists.h>
 #include <dm.h>
diff --git a/drivers/ata/fsl_sata.c b/drivers/ata/fsl_sata.c
index 3261c10..6609bf8 100644
--- a/drivers/ata/fsl_sata.c
+++ b/drivers/ata/fsl_sata.c
@@ -8,6 +8,7 @@
 #include <common.h>
 #include <command.h>
 #include <console.h>
+#include <cpu_func.h>
 #include <asm/io.h>
 #include <asm/processor.h>
 #include <asm/fsl_serdes.h>
diff --git a/drivers/ata/sata_mv.c b/drivers/ata/sata_mv.c
index 2a630d4..6019ac0 100644
--- a/drivers/ata/sata_mv.c
+++ b/drivers/ata/sata_mv.c
@@ -33,6 +33,7 @@
 
 #include <common.h>
 #include <ahci.h>
+#include <cpu_func.h>
 #include <dm.h>
 #include <dm/device-internal.h>
 #include <dm/lists.h>
diff --git a/drivers/ata/sata_sil.c b/drivers/ata/sata_sil.c
index d06d7a0..4a50460 100644
--- a/drivers/ata/sata_sil.c
+++ b/drivers/ata/sata_sil.c
@@ -6,6 +6,7 @@
  */
 
 #include <common.h>
+#include <cpu_func.h>
 #include <pci.h>
 #include <command.h>
 #include <asm/byteorder.h>