diff options
Diffstat (limited to 'include/linux/platform_data/omap-wd-timer.h')
-rw-r--r-- | include/linux/platform_data/omap-wd-timer.h | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/include/linux/platform_data/omap-wd-timer.h b/include/linux/platform_data/omap-wd-timer.h new file mode 100644 index 000000000000..d75f5f802d98 --- /dev/null +++ b/include/linux/platform_data/omap-wd-timer.h | |||
@@ -0,0 +1,38 @@ | |||
1 | /* | ||
2 | * OMAP2+ WDTIMER-specific function prototypes | ||
3 | * | ||
4 | * Copyright (C) 2012 Texas Instruments, Inc. | ||
5 | * Paul Walmsley | ||
6 | * | ||
7 | * This program is free software; you can redistribute it and/or modify | ||
8 | * it under the terms of the GNU General Public License as published by | ||
9 | * the Free Software Foundation; either version 2 of the License, or | ||
10 | * (at your option) any later version. | ||
11 | */ | ||
12 | |||
13 | #ifndef __LINUX_PLATFORM_DATA_OMAP_WD_TIMER_H | ||
14 | #define __LINUX_PLATFORM_DATA_OMAP_WD_TIMER_H | ||
15 | |||
16 | #include <linux/types.h> | ||
17 | |||
18 | /* | ||
19 | * Standardized OMAP reset source bits | ||
20 | * | ||
21 | * This is a subset of the ones listed in arch/arm/mach-omap2/prm.h | ||
22 | * and are the only ones needed in the watchdog driver. | ||
23 | */ | ||
24 | #define OMAP_MPU_WD_RST_SRC_ID_SHIFT 3 | ||
25 | |||
26 | /** | ||
27 | * struct omap_wd_timer_platform_data - WDTIMER integration to the host SoC | ||
28 | * @read_reset_sources - fn ptr for the SoC to indicate the last reset cause | ||
29 | * | ||
30 | * The function pointed to by @read_reset_sources must return its data | ||
31 | * in a standard format - search for RST_SRC_ID_SHIFT in | ||
32 | * arch/arm/mach-omap2 | ||
33 | */ | ||
34 | struct omap_wd_timer_platform_data { | ||
35 | u32 (*read_reset_sources)(void); | ||
36 | }; | ||
37 | |||
38 | #endif | ||