* [PATCH v3] watchdog: f71808e_wdt: Add F81865 support
@ 2016-04-25 10:28 Knud Poulsen
2016-04-25 14:31 ` Guenter Roeck
2016-05-14 18:30 ` Wim Van Sebroeck
0 siblings, 2 replies; 3+ messages in thread
From: Knud Poulsen @ 2016-04-25 10:28 UTC (permalink / raw)
Cc: Guenter Roeck, Wim Van Sebroeck, Linux Watchdog
Adds watchdog enable support for Fintek F81865 Super-IO chip to
Fintek wdt driver (f71808e_wdt)
Tested and verified on Lanner LEC-3030 Industrial PC
Datasheet references:
http://www.hardwaresecrets.com/datasheets/F81865_V028P.pdf
http://www.alldatasheet.com/datasheet-pdf/pdf/406317/FINTEK/F81865.html
Signed-off-by: Knud Poulsen <knpo@ieee.org>
---
drivers/watchdog/f71808e_wdt.c | 24 +++++++++++++++++++++---
1 file changed, 21 insertions(+), 3 deletions(-)
diff --git a/drivers/watchdog/f71808e_wdt.c b/drivers/watchdog/f71808e_wdt.c
index 016bd93..f650e89 100644
--- a/drivers/watchdog/f71808e_wdt.c
+++ b/drivers/watchdog/f71808e_wdt.c
@@ -59,6 +59,7 @@
#define SIO_F71869A_ID 0x1007 /* Chipset ID */
#define SIO_F71882_ID 0x0541 /* Chipset ID */
#define SIO_F71889_ID 0x0723 /* Chipset ID */
+#define SIO_F81865_ID 0x0704 /* Chipset ID */
#define F71808FG_REG_WDO_CONF 0xf0
#define F71808FG_REG_WDT_CONF 0xf5
@@ -71,6 +72,9 @@
#define F71808FG_FLAG_WD_PULSE 4
#define F71808FG_FLAG_WD_UNIT 3
+#define F81865_REG_WDO_CONF 0xfa
+#define F81865_FLAG_WDOUT_EN 0
+
/* Default values */
#define WATCHDOG_TIMEOUT 60 /* 1 minute default timeout */
#define WATCHDOG_MAX_TIMEOUT (60 * 255)
@@ -112,7 +116,7 @@ module_param(start_withtimeout, uint, 0);
MODULE_PARM_DESC(start_withtimeout, "Start watchdog timer on module load with"
" given initial timeout. Zero (default) disables this feature.");
-enum chips { f71808fg, f71858fg, f71862fg, f71869, f71882fg, f71889fg };
+enum chips { f71808fg, f71858fg, f71862fg, f71869, f71882fg, f71889fg, f81865 };
static const char *f71808e_names[] = {
"f71808fg",
@@ -121,6 +125,7 @@ static const char *f71808e_names[] = {
"f71869",
"f71882fg",
"f71889fg",
+ "f81865",
};
/* Super-I/O Function prototypes */
@@ -360,6 +365,11 @@ static int watchdog_start(void)
superio_inb(watchdog.sioaddr, SIO_REG_MFUNCT3) & 0xcf);
break;
+ case f81865:
+ /* Set pin 70 to WDTRST# */
+ superio_clear_bit(watchdog.sioaddr, SIO_REG_MFUNCT3, 5);
+ break;
+
default:
/*
* 'default' label to shut up the compiler and catch
@@ -371,8 +381,13 @@ static int watchdog_start(void)
superio_select(watchdog.sioaddr, SIO_F71808FG_LD_WDT);
superio_set_bit(watchdog.sioaddr, SIO_REG_ENABLE, 0);
- superio_set_bit(watchdog.sioaddr, F71808FG_REG_WDO_CONF,
- F71808FG_FLAG_WDOUT_EN);
+
+ if (watchdog.type == f81865)
+ superio_set_bit(watchdog.sioaddr, F81865_REG_WDO_CONF,
+ F81865_FLAG_WDOUT_EN);
+ else
+ superio_set_bit(watchdog.sioaddr, F71808FG_REG_WDO_CONF,
+ F71808FG_FLAG_WDOUT_EN);
superio_set_bit(watchdog.sioaddr, F71808FG_REG_WDT_CONF,
F71808FG_FLAG_WD_EN);
@@ -770,6 +785,9 @@ static int __init f71808e_find(int sioaddr)
/* Confirmed (by datasheet) not to have a watchdog. */
err = -ENODEV;
goto exit;
+ case SIO_F81865_ID:
+ watchdog.type = f81865;
+ break;
default:
pr_info("Unrecognized Fintek device: %04x\n",
(unsigned int)devid);
--
2.5.5
^ permalink raw reply related [flat|nested] 3+ messages in thread* Re: [PATCH v3] watchdog: f71808e_wdt: Add F81865 support
2016-04-25 10:28 [PATCH v3] watchdog: f71808e_wdt: Add F81865 support Knud Poulsen
@ 2016-04-25 14:31 ` Guenter Roeck
2016-05-14 18:30 ` Wim Van Sebroeck
1 sibling, 0 replies; 3+ messages in thread
From: Guenter Roeck @ 2016-04-25 14:31 UTC (permalink / raw)
To: Knud Poulsen; +Cc: Wim Van Sebroeck, Linux Watchdog
On 04/25/2016 03:28 AM, Knud Poulsen wrote:
> Adds watchdog enable support for Fintek F81865 Super-IO chip to
> Fintek wdt driver (f71808e_wdt)
>
> Tested and verified on Lanner LEC-3030 Industrial PC
>
> Datasheet references:
> http://www.hardwaresecrets.com/datasheets/F81865_V028P.pdf
> http://www.alldatasheet.com/datasheet-pdf/pdf/406317/FINTEK/F81865.html
>
> Signed-off-by: Knud Poulsen <knpo@ieee.org>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
> ---
> drivers/watchdog/f71808e_wdt.c | 24 +++++++++++++++++++++---
> 1 file changed, 21 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/watchdog/f71808e_wdt.c b/drivers/watchdog/f71808e_wdt.c
> index 016bd93..f650e89 100644
> --- a/drivers/watchdog/f71808e_wdt.c
> +++ b/drivers/watchdog/f71808e_wdt.c
> @@ -59,6 +59,7 @@
> #define SIO_F71869A_ID 0x1007 /* Chipset ID */
> #define SIO_F71882_ID 0x0541 /* Chipset ID */
> #define SIO_F71889_ID 0x0723 /* Chipset ID */
> +#define SIO_F81865_ID 0x0704 /* Chipset ID */
>
> #define F71808FG_REG_WDO_CONF 0xf0
> #define F71808FG_REG_WDT_CONF 0xf5
> @@ -71,6 +72,9 @@
> #define F71808FG_FLAG_WD_PULSE 4
> #define F71808FG_FLAG_WD_UNIT 3
>
> +#define F81865_REG_WDO_CONF 0xfa
> +#define F81865_FLAG_WDOUT_EN 0
> +
> /* Default values */
> #define WATCHDOG_TIMEOUT 60 /* 1 minute default timeout */
> #define WATCHDOG_MAX_TIMEOUT (60 * 255)
> @@ -112,7 +116,7 @@ module_param(start_withtimeout, uint, 0);
> MODULE_PARM_DESC(start_withtimeout, "Start watchdog timer on module load with"
> " given initial timeout. Zero (default) disables this feature.");
>
> -enum chips { f71808fg, f71858fg, f71862fg, f71869, f71882fg, f71889fg };
> +enum chips { f71808fg, f71858fg, f71862fg, f71869, f71882fg, f71889fg, f81865 };
>
> static const char *f71808e_names[] = {
> "f71808fg",
> @@ -121,6 +125,7 @@ static const char *f71808e_names[] = {
> "f71869",
> "f71882fg",
> "f71889fg",
> + "f81865",
> };
>
> /* Super-I/O Function prototypes */
> @@ -360,6 +365,11 @@ static int watchdog_start(void)
> superio_inb(watchdog.sioaddr, SIO_REG_MFUNCT3) & 0xcf);
> break;
>
> + case f81865:
> + /* Set pin 70 to WDTRST# */
> + superio_clear_bit(watchdog.sioaddr, SIO_REG_MFUNCT3, 5);
> + break;
> +
> default:
> /*
> * 'default' label to shut up the compiler and catch
> @@ -371,8 +381,13 @@ static int watchdog_start(void)
>
> superio_select(watchdog.sioaddr, SIO_F71808FG_LD_WDT);
> superio_set_bit(watchdog.sioaddr, SIO_REG_ENABLE, 0);
> - superio_set_bit(watchdog.sioaddr, F71808FG_REG_WDO_CONF,
> - F71808FG_FLAG_WDOUT_EN);
> +
> + if (watchdog.type == f81865)
> + superio_set_bit(watchdog.sioaddr, F81865_REG_WDO_CONF,
> + F81865_FLAG_WDOUT_EN);
> + else
> + superio_set_bit(watchdog.sioaddr, F71808FG_REG_WDO_CONF,
> + F71808FG_FLAG_WDOUT_EN);
>
> superio_set_bit(watchdog.sioaddr, F71808FG_REG_WDT_CONF,
> F71808FG_FLAG_WD_EN);
> @@ -770,6 +785,9 @@ static int __init f71808e_find(int sioaddr)
> /* Confirmed (by datasheet) not to have a watchdog. */
> err = -ENODEV;
> goto exit;
> + case SIO_F81865_ID:
> + watchdog.type = f81865;
> + break;
> default:
> pr_info("Unrecognized Fintek device: %04x\n",
> (unsigned int)devid);
>
^ permalink raw reply [flat|nested] 3+ messages in thread* Re: [PATCH v3] watchdog: f71808e_wdt: Add F81865 support
2016-04-25 10:28 [PATCH v3] watchdog: f71808e_wdt: Add F81865 support Knud Poulsen
2016-04-25 14:31 ` Guenter Roeck
@ 2016-05-14 18:30 ` Wim Van Sebroeck
1 sibling, 0 replies; 3+ messages in thread
From: Wim Van Sebroeck @ 2016-05-14 18:30 UTC (permalink / raw)
To: Knud Poulsen; +Cc: Guenter Roeck, Linux Watchdog
Hi Knud,
> Adds watchdog enable support for Fintek F81865 Super-IO chip to
> Fintek wdt driver (f71808e_wdt)
>
> Tested and verified on Lanner LEC-3030 Industrial PC
>
> Datasheet references:
> http://www.hardwaresecrets.com/datasheets/F81865_V028P.pdf
> http://www.alldatasheet.com/datasheet-pdf/pdf/406317/FINTEK/F81865.html
>
> Signed-off-by: Knud Poulsen <knpo@ieee.org>
> ---
> drivers/watchdog/f71808e_wdt.c | 24 +++++++++++++++++++++---
> 1 file changed, 21 insertions(+), 3 deletions(-)
>
This patch was added to linux-watchdog-next.
Kind Regards,
Wim.
^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2016-05-14 18:30 UTC | newest]
Thread overview: 3+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2016-04-25 10:28 [PATCH v3] watchdog: f71808e_wdt: Add F81865 support Knud Poulsen
2016-04-25 14:31 ` Guenter Roeck
2016-05-14 18:30 ` Wim Van Sebroeck
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).