diff options
Diffstat (limited to 'include/asm-arm/arch-ixp2000/gpio.h')
-rw-r--r-- | include/asm-arm/arch-ixp2000/gpio.h | 48 |
1 files changed, 0 insertions, 48 deletions
diff --git a/include/asm-arm/arch-ixp2000/gpio.h b/include/asm-arm/arch-ixp2000/gpio.h deleted file mode 100644 index 03cbbe1fd9d8..000000000000 --- a/include/asm-arm/arch-ixp2000/gpio.h +++ /dev/null | |||
@@ -1,48 +0,0 @@ | |||
1 | /* | ||
2 | * include/asm-arm/arch-ixp2000/gpio.h | ||
3 | * | ||
4 | * Copyright (C) 2002 Intel 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 | /* | ||
12 | * IXP2000 GPIO in/out, edge/level detection for IRQs: | ||
13 | * IRQs are generated on Falling-edge, Rising-Edge, Level-low, Level-High | ||
14 | * or both Falling-edge and Rising-edge. | ||
15 | * This must be called *before* the corresponding IRQ is registerd. | ||
16 | * Use this instead of directly setting the GPIO registers. | ||
17 | * GPIOs may also be used as GPIOs (e.g. for emulating i2c/smb) | ||
18 | */ | ||
19 | #ifndef __ASM_ARCH_GPIO_H | ||
20 | #define __ASM_ARCH_GPIO_H | ||
21 | |||
22 | #ifndef __ASSEMBLY__ | ||
23 | |||
24 | #define GPIO_IN 0 | ||
25 | #define GPIO_OUT 1 | ||
26 | |||
27 | #define IXP2000_GPIO_LOW 0 | ||
28 | #define IXP2000_GPIO_HIGH 1 | ||
29 | |||
30 | extern void gpio_line_config(int line, int direction); | ||
31 | |||
32 | static inline int gpio_line_get(int line) | ||
33 | { | ||
34 | return (((*IXP2000_GPIO_PLR) >> line) & 1); | ||
35 | } | ||
36 | |||
37 | static inline void gpio_line_set(int line, int value) | ||
38 | { | ||
39 | if (value == IXP2000_GPIO_HIGH) { | ||
40 | ixp2000_reg_write(IXP2000_GPIO_POSR, 1 << line); | ||
41 | } else if (value == IXP2000_GPIO_LOW) { | ||
42 | ixp2000_reg_write(IXP2000_GPIO_POCR, 1 << line); | ||
43 | } | ||
44 | } | ||
45 | |||
46 | #endif /* !__ASSEMBLY__ */ | ||
47 | |||
48 | #endif /* ASM_ARCH_IXP2000_GPIO_H_ */ | ||