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authorLinus Torvalds <torvalds@woody.linux-foundation.org>2007-10-15 19:08:50 -0400
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-10-15 19:08:50 -0400
commit65a6ec0d72a07f16719e9b7a96e1c4bae044b591 (patch)
tree344e03a5039a44982c1b78d6113633b21b434820 /include/asm-arm/arch-ns9xxx/gpio.h
parent541010e4b8921cd781ff02ae68028501457045b6 (diff)
parent0181b61a988424b5cc44fe09e6968142359c815e (diff)
Merge branch 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm: (95 commits) [ARM] 4578/1: CM-x270: PCMCIA support [ARM] 4577/1: ITE 8152 PCI bridge support [ARM] 4576/1: CM-X270 machine support [ARM] pxa: Avoid pxa_gpio_mode() in gpio_direction_{in,out}put() [ARM] pxa: move pxa_set_mode() from pxa2xx_mainstone.c to mainstone.c [ARM] pxa: move pxa_set_mode() from pxa2xx_lubbock.c to lubbock.c [ARM] pxa: Make cpu_is_pxaXXX dependent on configuration symbols [ARM] pxa: PXA3xx base support [NET] smc91x: fix PXA DMA support code [SERIAL] Fix console initialisation ordering [ARM] pxa: tidy up arch/arm/mach-pxa/Makefile [ARM] Update arch/arm/Kconfig for drivers/Kconfig changes [ARM] 4600/1: fix kernel build failure with build-id-supporting binutils [ARM] 4599/1: Preserve ATAG list for use with kexec (2.6.23) [ARM] Rename consistent_sync() as dma_cache_maint() [ARM] 4572/1: ep93xx: add cirrus logic edb9307 support [ARM] 4596/1: S3C2412: Correct IRQs for SDI+CF and add decoding support [ARM] 4595/1: ns9xxx: define registers as void __iomem * instead of volatile u32 [ARM] 4594/1: ns9xxx: use the new gpio functions [ARM] 4593/1: ns9xxx: implement generic clockevents ...
Diffstat (limited to 'include/asm-arm/arch-ns9xxx/gpio.h')
-rw-r--r--include/asm-arm/arch-ns9xxx/gpio.h47
1 files changed, 47 insertions, 0 deletions
diff --git a/include/asm-arm/arch-ns9xxx/gpio.h b/include/asm-arm/arch-ns9xxx/gpio.h
new file mode 100644
index 000000000000..adbca08583c0
--- /dev/null
+++ b/include/asm-arm/arch-ns9xxx/gpio.h
@@ -0,0 +1,47 @@
1/*
2 * include/asm-arm/arch-ns9xxx/gpio.h
3 *
4 * Copyright (C) 2007 by Digi International Inc.
5 * All rights reserved.
6 *
7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU General Public License version 2 as published by
9 * the Free Software Foundation.
10*/
11#ifndef __ASM_ARCH_GPIO_H
12#define __ASM_ARCH_GPIO_H
13
14#include <asm/errno.h>
15
16int gpio_request(unsigned gpio, const char *label);
17
18void gpio_free(unsigned gpio);
19
20int ns9xxx_gpio_configure(unsigned gpio, int inv, int func);
21
22int gpio_direction_input(unsigned gpio);
23
24int gpio_direction_output(unsigned gpio, int value);
25
26int gpio_get_value(unsigned gpio);
27
28void gpio_set_value(unsigned gpio, int value);
29
30/*
31 * ns9xxx can use gpio pins to trigger an irq, but it's not generic
32 * enough to be supported by the gpio_to_irq/irq_to_gpio interface
33 */
34static inline int gpio_to_irq(unsigned gpio)
35{
36 return -EINVAL;
37}
38
39static inline int irq_to_gpio(unsigned irq)
40{
41 return -EINVAL;
42}
43
44/* get the cansleep() stubs */
45#include <asm-generic/gpio.h>
46
47#endif /* ifndef __ASM_ARCH_GPIO_H */