diff options
| author | Itamar <itamar.gold@mediatek.com> | 2015-07-31 17:10:46 +0800 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2016-01-22 19:31:06 +0100 |
| commit | f585af395d3b88d7a415453e2f2d532797f3962c (patch) | |
| tree | 35732372d51b0344d8e93a38f91c566e347b0d51 /src/soc/mediatek/mt8173/include | |
| parent | ab0df6d5a4c597db09a65043d1e5f9834cce4f9b (diff) | |
mediatek/mt8173: add watchdog driver
[pg: split original commit into multiple commits]
Change-Id: I0dc8d9855c98c077d4a47227de0c504c3a846953
Signed-off-by: Patrick Georgi <pgeorgi@chromium.org>
Original-Commit-Id: 2827aa08ff8712c0245a22378f3ddb0ca054255d
Original-Change-Id: I94a9ee2c00e25a37a92133f813d0cd11a3503656
Original-Signed-off-by: Yidi Lin <yidi.lin@mediatek.com>
Original-Reviewed-on: https://chromium-review.googlesource.com/292662
Original-Reviewed-by: Julius Werner <jwerner@chromium.org>
Reviewed-on: https://review.coreboot.org/13050
Tested-by: build bot (Jenkins)
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
Diffstat (limited to 'src/soc/mediatek/mt8173/include')
| -rw-r--r-- | src/soc/mediatek/mt8173/include/soc/wdt.h | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/src/soc/mediatek/mt8173/include/soc/wdt.h b/src/soc/mediatek/mt8173/include/soc/wdt.h new file mode 100644 index 0000000000..f4df1e12d7 --- /dev/null +++ b/src/soc/mediatek/mt8173/include/soc/wdt.h @@ -0,0 +1,54 @@ +/* + * This file is part of the coreboot project. + * + * Copyright 2015 MediaTek Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef SOC_MEDIATEK_MT8173_WDT_H +#define SOC_MEDIATEK_MT8173_WDT_H + +#include <stdint.h> + +struct mt8173_wdt_regs { + u32 wdt_mode; + u32 wdt_length; + u32 wdt_restart; + u32 wdt_status; + u32 wdt_interval; + u32 wdt_swrst; + u32 wdt_swsysrst; + u32 reserved[9]; + u32 wdt_debug_ctrl; +}; + +/* WDT_MODE */ +enum { + MTK_WDT_MODE_KEY = 0x22000000, + MTK_WDT_MODE_DUAL_MODE = 1 << 6, + MTK_WDT_MODE_IRQ = 1 << 3, + MTK_WDT_MODE_EXTEN = 1 << 2, + MTK_WDT_MODE_EXT_POL = 1 << 1, + MTK_WDT_MODE_ENABLE = 1 << 0 +}; + +/* WDT_RESET */ +enum { + MTK_WDT_SWRST_KEY = 0x1209, + MTK_WDT_STA_SPM_RST = 1 << 1, + MTK_WDT_STA_SW_RST = 1 << 30, + MTK_WDT_STA_HW_RST = 1 << 31 +}; + +int mtk_wdt_init(void); + +#endif /* SOC_MEDIATEK_MT8173_WDT_H */ + |