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Provide additional flags to control alternate functions

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and interrupts.
This commit is contained in:
mlelstv 2015-11-21 09:06:03 +00:00
parent a539bee556
commit 92be9a2428
1 changed files with 25 additions and 14 deletions
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39
sys/sys/gpio.h
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@ -1,4 +1,4 @@
/* $NetBSD: gpio.h,v 1.14 2015/09/06 06:01:02 dholland Exp $ */
/* $NetBSD: gpio.h,v 1.15 2015/11/21 09:06:03 mlelstv Exp $ */
/* $OpenBSD: gpio.h,v 1.7 2008/11/26 14:51:20 mbalmer Exp $ */
/*
* Copyright (c) 2009, 2011 Marc Balmer <marc@msys.ch>
@ -31,19 +31,30 @@
#define GPIOMAXNAME 64
/* GPIO pin configuration flags */
#define GPIO_PIN_INPUT 0x0001 /* input direction */
#define GPIO_PIN_OUTPUT 0x0002 /* output direction */
#define GPIO_PIN_INOUT 0x0004 /* bi-directional */
#define GPIO_PIN_OPENDRAIN 0x0008 /* open-drain output */
#define GPIO_PIN_PUSHPULL 0x0010 /* push-pull output */
#define GPIO_PIN_TRISTATE 0x0020 /* output disabled */
#define GPIO_PIN_PULLUP 0x0040 /* internal pull-up enabled */
#define GPIO_PIN_PULLDOWN 0x0080 /* internal pull-down enabled */
#define GPIO_PIN_INVIN 0x0100 /* invert input */
#define GPIO_PIN_INVOUT 0x0200 /* invert output */
#define GPIO_PIN_USER 0x0400 /* user != 0 can access */
#define GPIO_PIN_PULSATE 0x0800 /* pulsate in hardware */
#define GPIO_PIN_SET 0x8000 /* set for securelevel access */
#define GPIO_PIN_INPUT 0x00000001 /* input direction */
#define GPIO_PIN_OUTPUT 0x00000002 /* output direction */
#define GPIO_PIN_INOUT 0x00000004 /* bi-directional */
#define GPIO_PIN_OPENDRAIN 0x00000008 /* open-drain output */
#define GPIO_PIN_PUSHPULL 0x00000010 /* push-pull output */
#define GPIO_PIN_TRISTATE 0x00000020 /* output disabled */
#define GPIO_PIN_PULLUP 0x00000040 /* internal pull-up enabled */
#define GPIO_PIN_PULLDOWN 0x00000080 /* internal pull-down enabled */
#define GPIO_PIN_INVIN 0x00000100 /* invert input */
#define GPIO_PIN_INVOUT 0x00000200 /* invert output */
#define GPIO_PIN_USER 0x00000400 /* user != 0 can access */
#define GPIO_PIN_PULSATE 0x00000800 /* pulsate in hardware */
#define GPIO_PIN_SET 0x00008000 /* set for securelevel access */
#define GPIO_PIN_ALT0 0x00010000 /* alternate function 0 */
#define GPIO_PIN_ALT1 0x00020000 /* alternate function 1 */
#define GPIO_PIN_ALT2 0x00040000 /* alternate function 2 */
#define GPIO_PIN_ALT3 0x00080000 /* alternate function 3 */
#define GPIO_PIN_ALT4 0x00100000 /* alternate function 4 */
#define GPIO_PIN_ALT5 0x00200000 /* alternate function 5 */
#define GPIO_PIN_ALT6 0x00400000 /* alternate function 6 */
#define GPIO_PIN_ALT7 0x00800000 /* alternate function 7 */
#define GPIO_PIN_EVENTS 0x10000000 /* deliver events */
#define GPIO_PIN_LEVEL 0x20000000 /* interrupt on level/edge */
#define GPIO_PIN_FALLING 0x40000000 /* interrupt on falling/rising */
/* GPIO controller description */
struct gpio_info {