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