[RFC 5/6] usb: gadget: atmel_usba: use atmel_io.h to provide on-chip IO

Ben Dooks ben.dooks at codethink.co.uk
Thu Mar 26 04:45:53 PDT 2015


Use <linux/atmel_io.h> to provide IO accessors which work on both
AVR32 and ARM for on-chip peripherals.

Signed-off-by: Ben Dooks <ben.dooks at codethink.co.uk>
--
CC: Nicolas Ferre <nicolas.ferre at atmel.com>
CC: Felipe Balbi <balbi at ti.com>
CC: Greg Kroah-Hartman <gregkh at linuxfoundation.org>
CC: linux-usb at vger.kernel.org
---
 drivers/usb/gadget/udc/atmel_usba_udc.c |  1 +
 drivers/usb/gadget/udc/atmel_usba_udc.h | 12 +++---------
 2 files changed, 4 insertions(+), 9 deletions(-)

diff --git a/drivers/usb/gadget/udc/atmel_usba_udc.c b/drivers/usb/gadget/udc/atmel_usba_udc.c
index be2f503..6735585 100644
--- a/drivers/usb/gadget/udc/atmel_usba_udc.c
+++ b/drivers/usb/gadget/udc/atmel_usba_udc.c
@@ -13,6 +13,7 @@
 #include <linux/init.h>
 #include <linux/interrupt.h>
 #include <linux/io.h>
+#include <linux/atmel_io.h>
 #include <linux/slab.h>
 #include <linux/device.h>
 #include <linux/dma-mapping.h>
diff --git a/drivers/usb/gadget/udc/atmel_usba_udc.h b/drivers/usb/gadget/udc/atmel_usba_udc.h
index 92bd486..3d40aa3 100644
--- a/drivers/usb/gadget/udc/atmel_usba_udc.h
+++ b/drivers/usb/gadget/udc/atmel_usba_udc.h
@@ -191,15 +191,9 @@
 	 | USBA_BF(name, value))
 
 /* Register access macros */
-#ifdef CONFIG_AVR32
-#define usba_io_readl	__raw_readl
-#define usba_io_writel	__raw_writel
-#define usba_io_writew	__raw_writew
-#else
-#define usba_io_readl	readl_relaxed
-#define usba_io_writel	writel_relaxed
-#define usba_io_writew	writew_relaxed
-#endif
+#define usba_io_readl	atmel_oc_readl
+#define usba_io_writel	atmel_oc_writel
+#define usba_io_writew	atmel_oc_writew
 
 #define usba_readl(udc, reg)					\
 	usba_io_readl((udc)->regs + USBA_##reg)
-- 
2.1.4




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