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watchdog: it87: Add support for various Super-IO chips 

Add support for IT8607, IT8622, IT8625, IT8628, IT8655, IT8665,
and IT8686.

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
This commit is contained in:
Guenter Roeck 2017-06-10 21:04:36 -07:00 committed by Wim Van Sebroeck
parent 1123c514b1
commit cddda07c7b
2 changed files with 21 additions and 5 deletions
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7
drivers/watchdog/Kconfig
View File

@ -1071,9 +1071,10 @@ config IT87_WDT
depends on X86
select WATCHDOG_CORE
---help---
This is the driver for the hardware watchdog on the ITE IT8620,
IT8702, IT8712, IT8716, IT8718, IT8720, IT8721, IT8726 and IT8728
Super I/O chips.
This is the driver for the hardware watchdog on the ITE IT8607,
IT8620, IT8622, IT8625, IT8628, IT8655, IT8665, IT8686, IT8702,
IT8712, IT8716, IT8718, IT8720, IT8721, IT8726, IT8728, and
IT8783 Super I/O chips.
This watchdog simply watches your kernel to make sure it doesn't
freeze, and if it does, it reboots your computer after a certain

19
drivers/watchdog/it87_wdt.c
View File

@ -12,8 +12,9 @@
* http://www.ite.com.tw/
*
* Support of the watchdog timers, which are available on
* IT8620, IT8702, IT8712, IT8716, IT8718, IT8720, IT8721, IT8726,
* IT8728 and IT8783.
* IT8607, IT8620, IT8622, IT8625, IT8628, IT8655, IT8665, IT8686,
* IT8702, IT8712, IT8716, IT8718, IT8720, IT8721, IT8726, IT8728,
* and IT8783.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
@ -57,7 +58,14 @@
/* Chip Id numbers */
#define NO_DEV_ID 0xffff
#define IT8607_ID 0x8607
#define IT8620_ID 0x8620
#define IT8622_ID 0x8622
#define IT8625_ID 0x8625
#define IT8628_ID 0x8628
#define IT8655_ID 0x8655
#define IT8665_ID 0x8665
#define IT8686_ID 0x8686
#define IT8702_ID 0x8702
#define IT8705_ID 0x8705
#define IT8712_ID 0x8712
@ -282,7 +290,14 @@ static int __init it87_wdt_init(void)
case IT8726_ID:
max_units = 65535;
break;
case IT8607_ID:
case IT8620_ID:
case IT8622_ID:
case IT8625_ID:
case IT8628_ID:
case IT8655_ID:
case IT8665_ID:
case IT8686_ID:
case IT8718_ID:
case IT8720_ID:
case IT8721_ID: