* 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
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
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>