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Diffstat (limited to 'include/asm-mips/mach-au1x00/au1000_gpio.h')
-rw-r--r--include/asm-mips/mach-au1x00/au1000_gpio.h56
1 files changed, 56 insertions, 0 deletions
diff --git a/include/asm-mips/mach-au1x00/au1000_gpio.h b/include/asm-mips/mach-au1x00/au1000_gpio.h
new file mode 100644
index 00000000000..298f92012e8
--- /dev/null
+++ b/include/asm-mips/mach-au1x00/au1000_gpio.h
@@ -0,0 +1,56 @@
+/*
+ * FILE NAME au1000_gpio.h
+ *
+ * BRIEF MODULE DESCRIPTION
+ * API to Alchemy Au1000 GPIO device.
+ *
+ * Author: MontaVista Software, Inc. <source@mvista.com>
+ * Steve Longerbeam <stevel@mvista.com>
+ *
+ * Copyright 2001 MontaVista Software Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ * 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 AUTHOR 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.
+ *
+ * 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.,
+ * 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#ifndef __AU1000_GPIO_H
+#define __AU1000_GPIO_H
+
+#include <linux/ioctl.h>
+
+#define AU1000GPIO_IOC_MAGIC 'A'
+
+#define AU1000GPIO_IN _IOR (AU1000GPIO_IOC_MAGIC, 0, int)
+#define AU1000GPIO_SET _IOW (AU1000GPIO_IOC_MAGIC, 1, int)
+#define AU1000GPIO_CLEAR _IOW (AU1000GPIO_IOC_MAGIC, 2, int)
+#define AU1000GPIO_OUT _IOW (AU1000GPIO_IOC_MAGIC, 3, int)
+#define AU1000GPIO_TRISTATE _IOW (AU1000GPIO_IOC_MAGIC, 4, int)
+#define AU1000GPIO_AVAIL_MASK _IOR (AU1000GPIO_IOC_MAGIC, 5, int)
+
+#ifdef __KERNEL__
+extern u32 get_au1000_avail_gpio_mask(void);
+extern int au1000gpio_tristate(u32 data);
+extern int au1000gpio_in(u32 *data);
+extern int au1000gpio_set(u32 data);
+extern int au1000gpio_clear(u32 data);
+extern int au1000gpio_out(u32 data);
+#endif
+
+#endif