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authorSrikanth Krishnakar <Srikanth_Krishnakar@mentor.com>2019-09-18 16:42:15 +0300
committerWim Van Sebroeck <wim@linux-watchdog.org>2019-11-18 21:53:38 +0300
commite11cfc697601fe80b308fe9162649ab294013c32 (patch)
tree2ab4167a747a6f15854d9d849aeb980dfaeb9c09 /drivers/watchdog
parent31f4f5b495a62c9a8b15b1c3581acd5efeb9af8c (diff)
downloadlinux-e11cfc697601fe80b308fe9162649ab294013c32.tar.xz
watchdog: w83627hf_wdt: Support NCT6116D
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>
Diffstat (limited to 'drivers/watchdog')
-rw-r--r--drivers/watchdog/Kconfig1
-rw-r--r--drivers/watchdog/w83627hf_wdt.c11
2 files changed, 11 insertions, 1 deletions
diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig
index 58e7c100b6ad..28768172a92b 100644
--- a/drivers/watchdog/Kconfig
+++ b/drivers/watchdog/Kconfig
@@ -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
diff --git a/drivers/watchdog/w83627hf_wdt.c b/drivers/watchdog/w83627hf_wdt.c
index 38b31e9947aa..fdf533fe0bb2 100644
--- a/drivers/watchdog/w83627hf_wdt.c
+++ b/drivers/watchdog/w83627hf_wdt.c
@@ -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 */