linux-sg2042/include/linux/mfd/wm831x/gpio.h

60 lines
3.1 KiB
C

/*
* include/linux/mfd/wm831x/gpio.h -- GPIO for WM831x
*
* Copyright 2009 Wolfson Microelectronics PLC.
*
* Author: Mark Brown <broonie@opensource.wolfsonmicro.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*
*/
#ifndef __MFD_WM831X_GPIO_H__
#define __MFD_WM831X_GPIO_H__
/*
* R16440-16455 (0x4038-0x4047) - GPIOx Control
*/
#define WM831X_GPN_DIR 0x8000 /* GPN_DIR */
#define WM831X_GPN_DIR_MASK 0x8000 /* GPN_DIR */
#define WM831X_GPN_DIR_SHIFT 15 /* GPN_DIR */
#define WM831X_GPN_DIR_WIDTH 1 /* GPN_DIR */
#define WM831X_GPN_PULL_MASK 0x6000 /* GPN_PULL - [14:13] */
#define WM831X_GPN_PULL_SHIFT 13 /* GPN_PULL - [14:13] */
#define WM831X_GPN_PULL_WIDTH 2 /* GPN_PULL - [14:13] */
#define WM831X_GPN_INT_MODE 0x1000 /* GPN_INT_MODE */
#define WM831X_GPN_INT_MODE_MASK 0x1000 /* GPN_INT_MODE */
#define WM831X_GPN_INT_MODE_SHIFT 12 /* GPN_INT_MODE */
#define WM831X_GPN_INT_MODE_WIDTH 1 /* GPN_INT_MODE */
#define WM831X_GPN_PWR_DOM 0x0800 /* GPN_PWR_DOM */
#define WM831X_GPN_PWR_DOM_MASK 0x0800 /* GPN_PWR_DOM */
#define WM831X_GPN_PWR_DOM_SHIFT 11 /* GPN_PWR_DOM */
#define WM831X_GPN_PWR_DOM_WIDTH 1 /* GPN_PWR_DOM */
#define WM831X_GPN_POL 0x0400 /* GPN_POL */
#define WM831X_GPN_POL_MASK 0x0400 /* GPN_POL */
#define WM831X_GPN_POL_SHIFT 10 /* GPN_POL */
#define WM831X_GPN_POL_WIDTH 1 /* GPN_POL */
#define WM831X_GPN_OD 0x0200 /* GPN_OD */
#define WM831X_GPN_OD_MASK 0x0200 /* GPN_OD */
#define WM831X_GPN_OD_SHIFT 9 /* GPN_OD */
#define WM831X_GPN_OD_WIDTH 1 /* GPN_OD */
#define WM831X_GPN_ENA 0x0080 /* GPN_ENA */
#define WM831X_GPN_ENA_MASK 0x0080 /* GPN_ENA */
#define WM831X_GPN_ENA_SHIFT 7 /* GPN_ENA */
#define WM831X_GPN_ENA_WIDTH 1 /* GPN_ENA */
#define WM831X_GPN_TRI 0x0080 /* GPN_TRI */
#define WM831X_GPN_TRI_MASK 0x0080 /* GPN_TRI */
#define WM831X_GPN_TRI_SHIFT 7 /* GPN_TRI */
#define WM831X_GPN_TRI_WIDTH 1 /* GPN_TRI */
#define WM831X_GPN_FN_MASK 0x000F /* GPN_FN - [3:0] */
#define WM831X_GPN_FN_SHIFT 0 /* GPN_FN - [3:0] */
#define WM831X_GPN_FN_WIDTH 4 /* GPN_FN - [3:0] */
#define WM831X_GPIO_PULL_NONE (0 << WM831X_GPN_PULL_SHIFT)
#define WM831X_GPIO_PULL_DOWN (1 << WM831X_GPN_PULL_SHIFT)
#define WM831X_GPIO_PULL_UP (2 << WM831X_GPN_PULL_SHIFT)
#endif