vserver 1.9.3

[linux-2.6.git] / include / asm-arm / arch-s3c2410 / hardware.h

diff --git a/include/asm-arm/arch-s3c2410/hardware.h b/include/asm-arm/arch-s3c2410/hardware.h
index d434d77..5b58f2a 100644 (file)
--- a/include/asm-arm/arch-s3c2410/hardware.h
+++ b/include/asm-arm/arch-s3c2410/hardware.h
@@ -14,6 +14,8 @@
  *  06-Jun-2003 BJD  Added CPU frequency settings
  *  03-Sep-2003 BJD  Linux v2.6 support
  *  12-Mar-2004 BJD  Fixed include protection, fixed type of clock vars
+ *  14-Sep-2004 BJD  Added misccr and getpin to gpio
+ *  01-Oct-2004 BJD  Added the new gpio functions
 */
 
 #ifndef __ASM_ARCH_HARDWARE_H
@@ -44,6 +46,35 @@ extern unsigned long s3c2410_fclk;
 
 extern void s3c2410_gpio_cfgpin(unsigned int pin, unsigned int function);
 
+extern unsigned int s3c2410_gpio_getcfg(unsigned int pin);
+
+/* s3c2410_gpio_getirq
+ *
+ * turn the given pin number into the corresponding IRQ number
+ *
+ * returns:
+ *     < 0 = no interrupt for this pin
+ *     >=0 = interrupt number for the pin
+*/
+
+extern int s3c2410_gpio_getirq(unsigned int pin);
+
+/* s3c2410_gpio_irqfilter
+ *
+ * set the irq filtering on the given pin
+ *
+ * on = 0 => disable filtering
+ *      1 => enable filtering
+ *
+ * config = S3C2410_EINTFLT_PCLK or S3C2410_EINTFLT_EXTCLK orred with
+ *          width of filter (0 through 63)
+ *
+ *
+*/
+
+extern int s3c2410_gpio_irqfilter(unsigned int pin, unsigned int on,
+                                 unsigned int config);
+
 /* s3c2410_gpio_pullup
  *
  * configure the pull-up control on the given pin
@@ -61,6 +92,10 @@ extern void s3c2410_gpio_pullup(unsigned int pin, unsigned int to);
 
 extern void s3c2410_gpio_setpin(unsigned int pin, unsigned int to);
 
+extern unsigned int s3c2410_gpio_getpin(unsigned int pin);
+
+extern unsigned int s3c2410_modify_misccr(unsigned int clr, unsigned int chg);
+
 #endif /* __ASSEMBLY__ */
 
 #include <asm/sizes.h>