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authorHaavard Skinnemoen <hskinnemoen@atmel.com>2007-02-05 16:57:13 +0100
committerHaavard Skinnemoen <hskinnemoen@atmel.com>2007-02-09 15:01:58 +0100
commit6a4e5227a33f60f918b30cf2001fb0bb259d9396 (patch)
treea3e8d130fdfb88710872afc9908e1e78644b300f /include/asm-avr32/arch-at32ap/portmux.h
parent10b50b7dd2716b944299d45452d0875dbeb5f0c2 (diff)
[AVR32] GPIO API implementation
Arch-neutral GPIO calls for AVR32. GPIO IRQ support written by David Brownell. Signed-off-by: Haavard Skinnemoen <hskinnemoen@atmel.com>
Diffstat (limited to 'include/asm-avr32/arch-at32ap/portmux.h')
-rw-r--r--include/asm-avr32/arch-at32ap/portmux.h7
1 files changed, 4 insertions, 3 deletions
diff --git a/include/asm-avr32/arch-at32ap/portmux.h b/include/asm-avr32/arch-at32ap/portmux.h
index 83c69057132..2ba611e0e13 100644
--- a/include/asm-avr32/arch-at32ap/portmux.h
+++ b/include/asm-avr32/arch-at32ap/portmux.h
@@ -15,9 +15,10 @@
*
* The following flags determine the initial state of the pin.
*/
-#define AT32_GPIOF_PULLUP 0x00000001 /* Enable pull-up */
-#define AT32_GPIOF_OUTPUT 0x00000002 /* Enable output driver */
-#define AT32_GPIOF_HIGH 0x00000004 /* Set output high */
+#define AT32_GPIOF_PULLUP 0x00000001 /* (not-OUT) Enable pull-up */
+#define AT32_GPIOF_OUTPUT 0x00000002 /* (OUT) Enable output driver */
+#define AT32_GPIOF_HIGH 0x00000004 /* (OUT) Set output high */
+#define AT32_GPIOF_DEGLITCH 0x00000008 /* (IN) Filter glitches */
void at32_select_periph(unsigned int pin, unsigned int periph,
unsigned long flags);