lkml.org 
[lkml]   [2018]   [Dec]   [27]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH 3/4] usb: musb: Move musbhsdma macro definition to musb_dma.h
Date
From: Min Guo <min.guo@mediatek.com>

Because the MediaTek musb controller dose not have a
separate DMA interrupt, these macros are required to
access the dma registers

Signed-off-by: Min Guo <min.guo@mediatek.com>
---
drivers/usb/musb/musb_dma.h | 6 ++++++
drivers/usb/musb/musbhsdma.c | 7 +------
2 files changed, 7 insertions(+), 6 deletions(-)

diff --git a/drivers/usb/musb/musb_dma.h b/drivers/usb/musb/musb_dma.h
index 8f60271..281e75d3 100644
--- a/drivers/usb/musb/musb_dma.h
+++ b/drivers/usb/musb/musb_dma.h
@@ -35,6 +35,12 @@
* whether shared with the Inventra core or separate.
*/

+#define MUSB_HSDMA_BASE 0x200
+#define MUSB_HSDMA_INTR (MUSB_HSDMA_BASE + 0)
+#define MUSB_HSDMA_CONTROL 0x4
+#define MUSB_HSDMA_ADDRESS 0x8
+#define MUSB_HSDMA_COUNT 0xc
+
#define DMA_ADDR_INVALID (~(dma_addr_t)0)

#ifdef CONFIG_MUSB_PIO_ONLY
diff --git a/drivers/usb/musb/musbhsdma.c b/drivers/usb/musb/musbhsdma.c
index a688f7f..824adcb 100644
--- a/drivers/usb/musb/musbhsdma.c
+++ b/drivers/usb/musb/musbhsdma.c
@@ -10,12 +10,7 @@
#include <linux/platform_device.h>
#include <linux/slab.h>
#include "musb_core.h"
-
-#define MUSB_HSDMA_BASE 0x200
-#define MUSB_HSDMA_INTR (MUSB_HSDMA_BASE + 0)
-#define MUSB_HSDMA_CONTROL 0x4
-#define MUSB_HSDMA_ADDRESS 0x8
-#define MUSB_HSDMA_COUNT 0xc
+#include "musb_dma.h"

#define MUSB_HSDMA_CHANNEL_OFFSET(_bchannel, _offset) \
(MUSB_HSDMA_BASE + (_bchannel << 4) + _offset)
--
1.9.1
\
 
 \ /
  Last update: 2018-12-27 08:36    [W:0.118 / U:5.436 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site