diff options
Diffstat (limited to 'include/linux/mfd/wm831x/gpio.h')
| -rw-r--r-- | include/linux/mfd/wm831x/gpio.h | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/include/linux/mfd/wm831x/gpio.h b/include/linux/mfd/wm831x/gpio.h new file mode 100644 index 000000000000..2835614af0e3 --- /dev/null +++ b/include/linux/mfd/wm831x/gpio.h | |||
| @@ -0,0 +1,55 @@ | |||
| 1 | /* | ||
| 2 | * include/linux/mfd/wm831x/gpio.h -- GPIO for WM831x | ||
| 3 | * | ||
| 4 | * Copyright 2009 Wolfson Microelectronics PLC. | ||
| 5 | * | ||
| 6 | * Author: Mark Brown <broonie@opensource.wolfsonmicro.com> | ||
| 7 | * | ||
| 8 | * This program is free software; you can redistribute it and/or modify it | ||
| 9 | * under the terms of the GNU General Public License as published by the | ||
| 10 | * Free Software Foundation; either version 2 of the License, or (at your | ||
| 11 | * option) any later version. | ||
| 12 | * | ||
| 13 | */ | ||
| 14 | |||
| 15 | #ifndef __MFD_WM831X_GPIO_H__ | ||
| 16 | #define __MFD_WM831X_GPIO_H__ | ||
| 17 | |||
| 18 | /* | ||
| 19 | * R16440-16455 (0x4038-0x4047) - GPIOx Control | ||
| 20 | */ | ||
| 21 | #define WM831X_GPN_DIR 0x8000 /* GPN_DIR */ | ||
| 22 | #define WM831X_GPN_DIR_MASK 0x8000 /* GPN_DIR */ | ||
| 23 | #define WM831X_GPN_DIR_SHIFT 15 /* GPN_DIR */ | ||
| 24 | #define WM831X_GPN_DIR_WIDTH 1 /* GPN_DIR */ | ||
| 25 | #define WM831X_GPN_PULL_MASK 0x6000 /* GPN_PULL - [14:13] */ | ||
| 26 | #define WM831X_GPN_PULL_SHIFT 13 /* GPN_PULL - [14:13] */ | ||
| 27 | #define WM831X_GPN_PULL_WIDTH 2 /* GPN_PULL - [14:13] */ | ||
| 28 | #define WM831X_GPN_INT_MODE 0x1000 /* GPN_INT_MODE */ | ||
| 29 | #define WM831X_GPN_INT_MODE_MASK 0x1000 /* GPN_INT_MODE */ | ||
| 30 | #define WM831X_GPN_INT_MODE_SHIFT 12 /* GPN_INT_MODE */ | ||
| 31 | #define WM831X_GPN_INT_MODE_WIDTH 1 /* GPN_INT_MODE */ | ||
| 32 | #define WM831X_GPN_PWR_DOM 0x0800 /* GPN_PWR_DOM */ | ||
| 33 | #define WM831X_GPN_PWR_DOM_MASK 0x0800 /* GPN_PWR_DOM */ | ||
| 34 | #define WM831X_GPN_PWR_DOM_SHIFT 11 /* GPN_PWR_DOM */ | ||
| 35 | #define WM831X_GPN_PWR_DOM_WIDTH 1 /* GPN_PWR_DOM */ | ||
| 36 | #define WM831X_GPN_POL 0x0400 /* GPN_POL */ | ||
| 37 | #define WM831X_GPN_POL_MASK 0x0400 /* GPN_POL */ | ||
| 38 | #define WM831X_GPN_POL_SHIFT 10 /* GPN_POL */ | ||
| 39 | #define WM831X_GPN_POL_WIDTH 1 /* GPN_POL */ | ||
| 40 | #define WM831X_GPN_OD 0x0200 /* GPN_OD */ | ||
| 41 | #define WM831X_GPN_OD_MASK 0x0200 /* GPN_OD */ | ||
| 42 | #define WM831X_GPN_OD_SHIFT 9 /* GPN_OD */ | ||
| 43 | #define WM831X_GPN_OD_WIDTH 1 /* GPN_OD */ | ||
| 44 | #define WM831X_GPN_TRI 0x0080 /* GPN_TRI */ | ||
| 45 | #define WM831X_GPN_TRI_MASK 0x0080 /* GPN_TRI */ | ||
| 46 | #define WM831X_GPN_TRI_SHIFT 7 /* GPN_TRI */ | ||
| 47 | #define WM831X_GPN_TRI_WIDTH 1 /* GPN_TRI */ | ||
| 48 | #define WM831X_GPN_FN_MASK 0x000F /* GPN_FN - [3:0] */ | ||
| 49 | #define WM831X_GPN_FN_SHIFT 0 /* GPN_FN - [3:0] */ | ||
| 50 | #define WM831X_GPN_FN_WIDTH 4 /* GPN_FN - [3:0] */ | ||
| 51 | |||
| 52 | #define WM831X_GPIO_PULL_NONE (0 << WM831X_GPN_PULL_SHIFT) | ||
| 53 | #define WM831X_GPIO_PULL_DOWN (1 << WM831X_GPN_PULL_SHIFT) | ||
| 54 | #define WM831X_GPIO_PULL_UP (2 << WM831X_GPN_PULL_SHIFT) | ||
| 55 | #endif | ||