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authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-08-05 17:04:01 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-08-05 17:04:01 -0300
commit57f0f512b273f60d52568b8c6b77e17f5636edc0 (patch)
tree5e910f0e82173f4ef4f51111366a3f1299037a7b /drivers/usb/musb/musb_io.h
Initial import
Diffstat (limited to 'drivers/usb/musb/musb_io.h')
-rw-r--r--drivers/usb/musb/musb_io.h68
1 files changed, 68 insertions, 0 deletions
diff --git a/drivers/usb/musb/musb_io.h b/drivers/usb/musb/musb_io.h
new file mode 100644
index 000000000..8a57a6f4b
--- /dev/null
+++ b/drivers/usb/musb/musb_io.h
@@ -0,0 +1,68 @@
+/*
+ * MUSB OTG driver register I/O
+ *
+ * Copyright 2005 Mentor Graphics Corporation
+ * Copyright (C) 2005-2006 by Texas Instruments
+ * Copyright (C) 2006-2007 Nokia Corporation
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ *
+ * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
+ * NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
+ * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+#ifndef __MUSB_LINUX_PLATFORM_ARCH_H__
+#define __MUSB_LINUX_PLATFORM_ARCH_H__
+
+#include <linux/io.h>
+
+#define musb_ep_select(_mbase, _epnum) musb->io.ep_select((_mbase), (_epnum))
+
+/**
+ * struct musb_io - IO functions for MUSB
+ * @quirks: platform specific flags
+ * @ep_offset: platform specific function to get end point offset
+ * @ep_select: platform specific function to select end point
+ * @fifo_offset: platform specific function to get fifo offset
+ * @read_fifo: platform specific function to read fifo
+ * @write_fifo: platform specific function to write fifo
+ */
+struct musb_io {
+ u32 quirks;
+ u32 (*ep_offset)(u8 epnum, u16 offset);
+ void (*ep_select)(void __iomem *mbase, u8 epnum);
+ u32 (*fifo_offset)(u8 epnum);
+ void (*read_fifo)(struct musb_hw_ep *hw_ep, u16 len, u8 *buf);
+ void (*write_fifo)(struct musb_hw_ep *hw_ep, u16 len, const u8 *buf);
+};
+
+/* Do not add new entries here, add them the struct musb_io instead */
+extern u8 (*musb_readb)(const void __iomem *addr, unsigned offset);
+extern void (*musb_writeb)(void __iomem *addr, unsigned offset, u8 data);
+extern u16 (*musb_readw)(const void __iomem *addr, unsigned offset);
+extern void (*musb_writew)(void __iomem *addr, unsigned offset, u16 data);
+extern u32 (*musb_readl)(const void __iomem *addr, unsigned offset);
+extern void (*musb_writel)(void __iomem *addr, unsigned offset, u32 data);
+
+#endif