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>

diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig
index 58e7c10..2876817 100644 (file)
--- 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 38b31e9..fdf533f 100644 (file)
--- 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 */