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watchdog: w83627hf_wdt: Support NCT6116D

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The watchdog controller on NCT6116D is compatible with NCT6102D.
Extend the support to enable SuperIO based NCT6116D watchdog device.

Signed-off-by: Srikanth Krishnakar <Srikanth_Krishnakar@mentor.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Link: https://lore.kernel.org/r/20190918160458.10108-1-Srikanth_Krishnakar@mentor.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
This commit is contained in:
Srikanth Krishnakar 2019-09-18 19:12:15 +05:30 committed by Wim Van Sebroeck
parent 31f4f5b495
commit e11cfc6976
2 changed files with 11 additions and 1 deletions
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1
drivers/watchdog/Kconfig
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@ -1485,6 +1485,7 @@ config W83627HF_WDT
NCT6791
NCT6792
NCT6102D/04D/06D
NCT6116D
This watchdog simply watches your kernel to make sure it doesn't
freeze, and if it does, it reboots your computer after a certain

11
drivers/watchdog/w83627hf_wdt.c
View File

@ -49,7 +49,7 @@ static int wdt_cfg_leave = 0xAA;/* key to lock configuration space */
enum chips { w83627hf, w83627s, w83697hf, w83697ug, w83637hf, w83627thf,
w83687thf, w83627ehf, w83627dhg, w83627uhg, w83667hg, w83627dhg_p,
w83667hg_b, nct6775, nct6776, nct6779, nct6791, nct6792, nct6793,
nct6795, nct6796, nct6102 };
nct6795, nct6796, nct6102, nct6116 };
static int timeout; /* in seconds */
module_param(timeout, int, 0);
@ -94,6 +94,7 @@ MODULE_PARM_DESC(early_disable, "Disable watchdog at boot time (default=0)");
#define NCT6775_ID 0xb4
#define NCT6776_ID 0xc3
#define NCT6102_ID 0xc4
#define NCT6116_ID 0xd2
#define NCT6779_ID 0xc5
#define NCT6791_ID 0xc8
#define NCT6792_ID 0xc9
@ -211,6 +212,7 @@ static int w83627hf_init(struct watchdog_device *wdog, enum chips chip)
case nct6795:
case nct6796:
case nct6102:
case nct6116:
/*
* These chips have a fixed WDTO# output pin (W83627UHG),
* or support more than one WDTO# output pin.
@ -417,6 +419,12 @@ static int wdt_find(int addr)
cr_wdt_control = NCT6102D_WDT_CONTROL;
cr_wdt_csr = NCT6102D_WDT_CSR;
break;
case NCT6116_ID:
ret = nct6102;
cr_wdt_timeout = NCT6102D_WDT_TIMEOUT;
cr_wdt_control = NCT6102D_WDT_CONTROL;
cr_wdt_csr = NCT6102D_WDT_CSR;
break;
case 0xff:
ret = -ENODEV;
break;
@ -482,6 +490,7 @@ static int __init wdt_init(void)
"NCT6795",
"NCT6796",
"NCT6102",
"NCT6116",
};
/* Apply system-specific quirks */