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_ENA 0x0080 /* GPN_ENA */ 45 #define WM831X_GPN_ENA_MASK 0x0080 /* GPN_ENA */ 46 #define WM831X_GPN_ENA_SHIFT 7 /* GPN_ENA */ 47 #define WM831X_GPN_ENA_WIDTH 1 /* GPN_ENA */ 48 #define WM831X_GPN_TRI 0x0080 /* GPN_TRI */ 49 #define WM831X_GPN_TRI_MASK 0x0080 /* GPN_TRI */ 50 #define WM831X_GPN_TRI_SHIFT 7 /* GPN_TRI */ 51 #define WM831X_GPN_TRI_WIDTH 1 /* GPN_TRI */ 52 #define WM831X_GPN_FN_MASK 0x000F /* GPN_FN - [3:0] */ 53 #define WM831X_GPN_FN_SHIFT 0 /* GPN_FN - [3:0] */ 54 #define WM831X_GPN_FN_WIDTH 4 /* GPN_FN - [3:0] */ 55 56 #define WM831X_GPIO_PULL_NONE (0 << WM831X_GPN_PULL_SHIFT) 57 #define WM831X_GPIO_PULL_DOWN (1 << WM831X_GPN_PULL_SHIFT) 58 #define WM831X_GPIO_PULL_UP (2 << WM831X_GPN_PULL_SHIFT) 59 #endif 60