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-rw-r--r--include/linux/mfd/wm831x/gpio.h55
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 00000000000..2835614af0e
--- /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