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authorLinus Torvalds <torvalds@linux-foundation.org>2008-08-08 14:38:42 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2008-08-08 14:38:42 -0400
commit49b75b87ce2dfbd99e59a50c3681b154d07e3a22 (patch)
treef14e1da19a13d87a512f9043c2f37fd75dd122b3 /arch/arm/plat-omap/include/mach/gpio-switch.h
parentf1c7f79b6ab4f7ada002a0fae47f462ede6b6857 (diff)
parent097d9eb537ff4d88b74c3fe67392e27c478ca3c5 (diff)
Merge branch 'for-linus-merged' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'for-linus-merged' of master.kernel.org:/home/rmk/linux-2.6-arm: [ARM] 5177/1: arm/mach-sa1100/Makefile: remove CONFIG_SA1100_USB [ARM] 5166/1: magician: add MAINTAINERS entry [ARM] fix pnx4008 build errors [ARM] Fix SMP booting with non-zero PHYS_OFFSET [ARM] 5185/1: Fix spi num_chipselect for lubbock [ARM] Move include/asm-arm/arch-* to arch/arm/*/include/mach [ARM] Add support for arch/arm/mach-*/include and arch/arm/plat-*/include [ARM] Remove asm/hardware.h, use asm/arch/hardware.h instead [ARM] Eliminate useless includes of asm/mach-types.h [ARM] Fix circular include dependency with IRQ headers avr32: Use <mach/foo.h> instead of <asm/arch/foo.h> avr32: Introduce arch/avr32/mach-*/include/mach avr32: Move include/asm-avr32 to arch/avr32/include/asm [ARM] sa1100_wdt: use reset_status to remember watchdog reset status [ARM] pxa: introduce reset_status and clear_reset_status for driver's usage [ARM] pxa: introduce reset.h for reset specific header information
Diffstat (limited to 'arch/arm/plat-omap/include/mach/gpio-switch.h')
-rw-r--r--arch/arm/plat-omap/include/mach/gpio-switch.h54
1 files changed, 54 insertions, 0 deletions
diff --git a/arch/arm/plat-omap/include/mach/gpio-switch.h b/arch/arm/plat-omap/include/mach/gpio-switch.h
new file mode 100644
index 000000000000..10da0e07c0cf
--- /dev/null
+++ b/arch/arm/plat-omap/include/mach/gpio-switch.h
@@ -0,0 +1,54 @@
1/*
2 * GPIO switch definitions
3 *
4 * Copyright (C) 2006 Nokia Corporation
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9 */
10
11#ifndef __ASM_ARCH_OMAP_GPIO_SWITCH_H
12#define __ASM_ARCH_OMAP_GPIO_SWITCH_H
13
14#include <linux/types.h>
15
16/* Cover:
17 * high -> closed
18 * low -> open
19 * Connection:
20 * high -> connected
21 * low -> disconnected
22 * Activity:
23 * high -> active
24 * low -> inactive
25 *
26 */
27#define OMAP_GPIO_SWITCH_TYPE_COVER 0x0000
28#define OMAP_GPIO_SWITCH_TYPE_CONNECTION 0x0001
29#define OMAP_GPIO_SWITCH_TYPE_ACTIVITY 0x0002
30#define OMAP_GPIO_SWITCH_FLAG_INVERTED 0x0001
31#define OMAP_GPIO_SWITCH_FLAG_OUTPUT 0x0002
32
33struct omap_gpio_switch {
34 const char *name;
35 s16 gpio;
36 unsigned flags:4;
37 unsigned type:4;
38
39 /* Time in ms to debounce when transitioning from
40 * inactive state to active state. */
41 u16 debounce_rising;
42 /* Same for transition from active to inactive state. */
43 u16 debounce_falling;
44
45 /* notify board-specific code about state changes */
46 void (* notify)(void *data, int state);
47 void *notify_data;
48};
49
50/* Call at init time only */
51extern void omap_register_gpio_switches(const struct omap_gpio_switch *tbl,
52 int count);
53
54#endif