patch-2.4.4 linux/include/asm-cris/etraxgpio.h

• Lines: 33
• Date: Fri Apr 6 10:51:19 2001
• Orig file: v2.4.3/linux/include/asm-cris/etraxgpio.h
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.4.3/linux/include/asm-cris/etraxgpio.h linux/include/asm-cris/etraxgpio.h
@@ -0,0 +1,32 @@
+#ifndef _ASM_ETRAXGPIO_H
+#define _ASM_ETRAXGPIO_H
+
+/* etraxgpio _IOC_TYPE, bits 8 to 15 in ioctl cmd */
+
+#define ETRAXGPIO_IOCTYPE 43
+
+/* supported ioctl _IOC_NR's */
+
+#define IO_READBITS  0x1  /* read and return current port bits */
+#define IO_SETBITS   0x2  /* set the bits marked by 1 in the argument */
+#define IO_CLRBITS   0x3  /* clear the bits marked by 1 in the argument */
+
+/* the alarm is waited for by select() */
+
+#define IO_HIGHALARM 0x4  /* set alarm on high for bits marked by 1 */
+#define IO_LOWALARM  0x5  /* set alarm on low for bits marked by 1 */
+#define IO_CLRALARM  0x6  /* clear alarm for bits marked by 1 */
+
+/* LED ioctl */
+#define IO_LEDACTIVE_SET 0x7 /* set active led
+                              * 0=off, 1=green, 2=red, 3=yellow */
+
+/* GPIO direction ioctl's */
+#define IO_READDIR    0x8  /* Read direction 0=input 1=output */
+#define IO_SETINPUT   0x9  /* Set direction 0=unchanged 1=input, 
+                              returns current dir */
+#define IO_SETOUTPUT  0xA  /* Set direction 0=unchanged 1=output,
+                              returns current dir */
+
+#endif
+