xref: /linux/include/linux/mfd/wm831x/gpio.h (revision 44f57d78)
1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /*
3  * include/linux/mfd/wm831x/gpio.h -- GPIO for WM831x
4  *
5  * Copyright 2009 Wolfson Microelectronics PLC.
6  *
7  * Author: Mark Brown <broonie@opensource.wolfsonmicro.com>
8  */
9 
10 #ifndef __MFD_WM831X_GPIO_H__
11 #define __MFD_WM831X_GPIO_H__
12 
13 /*
14  * R16440-16455 (0x4038-0x4047) - GPIOx Control
15  */
16 #define WM831X_GPN_DIR                          0x8000  /* GPN_DIR */
17 #define WM831X_GPN_DIR_MASK                     0x8000  /* GPN_DIR */
18 #define WM831X_GPN_DIR_SHIFT                        15  /* GPN_DIR */
19 #define WM831X_GPN_DIR_WIDTH                         1  /* GPN_DIR */
20 #define WM831X_GPN_PULL_MASK                    0x6000  /* GPN_PULL - [14:13] */
21 #define WM831X_GPN_PULL_SHIFT                       13  /* GPN_PULL - [14:13] */
22 #define WM831X_GPN_PULL_WIDTH                        2  /* GPN_PULL - [14:13] */
23 #define WM831X_GPN_INT_MODE                     0x1000  /* GPN_INT_MODE */
24 #define WM831X_GPN_INT_MODE_MASK                0x1000  /* GPN_INT_MODE */
25 #define WM831X_GPN_INT_MODE_SHIFT                   12  /* GPN_INT_MODE */
26 #define WM831X_GPN_INT_MODE_WIDTH                    1  /* GPN_INT_MODE */
27 #define WM831X_GPN_PWR_DOM                      0x0800  /* GPN_PWR_DOM */
28 #define WM831X_GPN_PWR_DOM_MASK                 0x0800  /* GPN_PWR_DOM */
29 #define WM831X_GPN_PWR_DOM_SHIFT                    11  /* GPN_PWR_DOM */
30 #define WM831X_GPN_PWR_DOM_WIDTH                     1  /* GPN_PWR_DOM */
31 #define WM831X_GPN_POL                          0x0400  /* GPN_POL */
32 #define WM831X_GPN_POL_MASK                     0x0400  /* GPN_POL */
33 #define WM831X_GPN_POL_SHIFT                        10  /* GPN_POL */
34 #define WM831X_GPN_POL_WIDTH                         1  /* GPN_POL */
35 #define WM831X_GPN_OD                           0x0200  /* GPN_OD */
36 #define WM831X_GPN_OD_MASK                      0x0200  /* GPN_OD */
37 #define WM831X_GPN_OD_SHIFT                          9  /* GPN_OD */
38 #define WM831X_GPN_OD_WIDTH                          1  /* GPN_OD */
39 #define WM831X_GPN_ENA                          0x0080  /* GPN_ENA */
40 #define WM831X_GPN_ENA_MASK                     0x0080  /* GPN_ENA */
41 #define WM831X_GPN_ENA_SHIFT                         7  /* GPN_ENA */
42 #define WM831X_GPN_ENA_WIDTH                         1  /* GPN_ENA */
43 #define WM831X_GPN_TRI                          0x0080  /* GPN_TRI */
44 #define WM831X_GPN_TRI_MASK                     0x0080  /* GPN_TRI */
45 #define WM831X_GPN_TRI_SHIFT                         7  /* GPN_TRI */
46 #define WM831X_GPN_TRI_WIDTH                         1  /* GPN_TRI */
47 #define WM831X_GPN_FN_MASK                      0x000F  /* GPN_FN - [3:0] */
48 #define WM831X_GPN_FN_SHIFT                          0  /* GPN_FN - [3:0] */
49 #define WM831X_GPN_FN_WIDTH                          4  /* GPN_FN - [3:0] */
50 
51 #define WM831X_GPIO_PULL_NONE (0 << WM831X_GPN_PULL_SHIFT)
52 #define WM831X_GPIO_PULL_DOWN (1 << WM831X_GPN_PULL_SHIFT)
53 #define WM831X_GPIO_PULL_UP   (2 << WM831X_GPN_PULL_SHIFT)
54 #endif
55