| /* SPDX-License-Identifier: GPL-2.0-or-later */ |
| /* |
| * OMAP2+ WDTIMER-specific function prototypes |
| * |
| * Copyright (C) 2012 Texas Instruments, Inc. |
| * Paul Walmsley |
| */ |
| |
| #ifndef __LINUX_PLATFORM_DATA_OMAP_WD_TIMER_H |
| #define __LINUX_PLATFORM_DATA_OMAP_WD_TIMER_H |
| |
| #include <linux/types.h> |
| |
| /* |
| * Standardized OMAP reset source bits |
| * |
| * This is a subset of the ones listed in arch/arm/mach-omap2/prm.h |
| * and are the only ones needed in the watchdog driver. |
| */ |
| #define OMAP_MPU_WD_RST_SRC_ID_SHIFT 3 |
| |
| /** |
| * struct omap_wd_timer_platform_data - WDTIMER integration to the host SoC |
| * @read_reset_sources - fn ptr for the SoC to indicate the last reset cause |
| * |
| * The function pointed to by @read_reset_sources must return its data |
| * in a standard format - search for RST_SRC_ID_SHIFT in |
| * arch/arm/mach-omap2 |
| */ |
| struct omap_wd_timer_platform_data { |
| u32 (*read_reset_sources)(void); |
| }; |
| |
| #endif |