Add DM90x0 driver

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@362 42af7a65-404d-4744-a932-0658087f49c3

configs/ntosd-dm320/include/board.h

@@ -81,6 +81,7 @@
 #define GIO_KEY_SCAN3    4
 #define GIO_KEY_SCAN4    5
 #define GIO_MS_DETECT    5
+#define GIO_DM9000A_INT  6
 #define GIO_MMC_DETECT   8
 #define GIO_CFC_DETECT   9
 #define GIO_VIDEO_IN     10

configs/ntosd-dm320/src/Makefile

@@ -40,7 +40,7 @@ CFLAGS		+= -I$(TOPDIR)/sched
 
 ASRCS		= 
 AOBJS		= $(ASRCS:.S=$(OBJEXT))
-CSRCS		= up_leds.c
+CSRCS		= up_leds.c up_network.c
 COBJS		= $(CSRCS:.c=$(OBJEXT))
 
 SRCS		= $(ASRCS) $(CSRCS)

configs/ntosd-dm320/src/up_network.c

@@ -0,0 +1,92 @@
+/****************************************************************************
+ * board/up_network.c
+ *
+ *   Copyright (C) 2007 Gregory Nutt. All rights reserved.
+ *   Author: Gregory Nutt <spudmonkey@racsa.co.cr>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ * 3. Neither the name Gregory Nutt nor the names of its contributors may be
+ *    used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "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
+ * COPYRIGHT OWNER OR CONTRIBUTORS 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.
+ *
+ ****************************************************************************/
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+
+#include <nuttx/config.h>
+#if defined(CONFIG_NET) && defined(CONFIG_NET_DM90x0)
+
+#include <sys/types.h>
+#include <arch/board.h>
+
+#include "up_internal.h"
+#include "chip/dm320_gio.h"
+
+extern void dm9x_initialize(void);
+
+/****************************************************************************
+ * Definitions
+ ****************************************************************************/
+
+/****************************************************************************
+ * Private Data
+ ****************************************************************************/
+
+/****************************************************************************
+ * Private Functions
+ ****************************************************************************/
+
+/****************************************************************************
+ * Public Functions
+ ****************************************************************************/
+
+/****************************************************************************
+ * Name: up_netinitialize
+ ****************************************************************************/
+
+void up_netinitialize(void)
+{
+  /* CS4 is used for DM9000A Ethernet.  Interrupt is provided via GIO6
+   * which must be configured to interrupt on the rising edge.  Bus
+   * width is 16-bits.
+   */
+
+  /* It is assumed that bootloader has already configured CS4.  Here,
+   * we will only make certain that the GIO is properly configured
+   */
+
+  GIO_INPUT(GIO_DM9000A_INT);
+  GIO_NONINVERTED(GIO_DM9000A_INT);
+  GIO_INTERRUPT(GIO_DM9000A_INT);
+  GIO_RISINGEDGE(GIO_DM9000A_INT);
+
+  /* Then initialize the driver */
+
+  dm9x_initialize();
+}
+
+#endif /* CONFIG_NET && CONFIG_NET_DM90x0 */