diff options
| -rw-r--r-- | Documentation/devicetree/bindings/watchdog/atmel-wdt.txt | 4 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/watchdog/marvel.txt | 5 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/watchdog/pnx4008-wdt.txt | 4 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/watchdog/samsung-wdt.txt | 3 | ||||
| -rw-r--r-- | drivers/watchdog/at91sam9_wdt.c | 7 | ||||
| -rw-r--r-- | drivers/watchdog/orion_wdt.c | 10 | ||||
| -rw-r--r-- | drivers/watchdog/pnx4008_wdt.c | 7 | ||||
| -rw-r--r-- | drivers/watchdog/s3c2410_wdt.c | 6 |
8 files changed, 31 insertions, 15 deletions
diff --git a/Documentation/devicetree/bindings/watchdog/atmel-wdt.txt b/Documentation/devicetree/bindings/watchdog/atmel-wdt.txt index 2957ebb5aa7..fcdd48f7dcf 100644 --- a/Documentation/devicetree/bindings/watchdog/atmel-wdt.txt +++ b/Documentation/devicetree/bindings/watchdog/atmel-wdt.txt @@ -7,9 +7,13 @@ Required properties: - reg: physical base address of the controller and length of memory mapped region. +Optional properties: +- timeout-sec: contains the watchdog timeout in seconds. + Example: watchdog@fffffd40 { compatible = "atmel,at91sam9260-wdt"; reg = <0xfffffd40 0x10>; + timeout-sec = <10>; }; diff --git a/Documentation/devicetree/bindings/watchdog/marvel.txt b/Documentation/devicetree/bindings/watchdog/marvel.txt index 0b2503ab0a0..5dc8d30061c 100644 --- a/Documentation/devicetree/bindings/watchdog/marvel.txt +++ b/Documentation/devicetree/bindings/watchdog/marvel.txt @@ -5,10 +5,15 @@ Required Properties: - Compatibility : "marvell,orion-wdt" - reg : Address of the timer registers +Optional properties: + +- timeout-sec : Contains the watchdog timeout in seconds + Example: wdt@20300 { compatible = "marvell,orion-wdt"; reg = <0x20300 0x28>; + timeout-sec = <10>; status = "okay"; }; diff --git a/Documentation/devicetree/bindings/watchdog/pnx4008-wdt.txt b/Documentation/devicetree/bindings/watchdog/pnx4008-wdt.txt index 7c7f6887c79..556d06c17c9 100644 --- a/Documentation/devicetree/bindings/watchdog/pnx4008-wdt.txt +++ b/Documentation/devicetree/bindings/watchdog/pnx4008-wdt.txt @@ -5,9 +5,13 @@ Required properties: - reg: physical base address of the controller and length of memory mapped region. +Optional properties: +- timeout-sec: contains the watchdog timeout in seconds. + Example: watchdog@4003C000 { compatible = "nxp,pnx4008-wdt"; reg = <0x4003C000 0x1000>; + timeout-sec = <10>; }; diff --git a/Documentation/devicetree/bindings/watchdog/samsung-wdt.txt b/Documentation/devicetree/bindings/watchdog/samsung-wdt.txt index ce0d8e78ed8..2aa486cc1ff 100644 --- a/Documentation/devicetree/bindings/watchdog/samsung-wdt.txt +++ b/Documentation/devicetree/bindings/watchdog/samsung-wdt.txt @@ -9,3 +9,6 @@ Required properties: - reg : base physical address of the controller and length of memory mapped region. - interrupts : interrupt number to the cpu. + +Optional properties: +- timeout-sec : contains the watchdog timeout in seconds. diff --git a/drivers/watchdog/at91sam9_wdt.c b/drivers/watchdog/at91sam9_wdt.c index 8038b20284c..be37dde4f86 100644 --- a/drivers/watchdog/at91sam9_wdt.c +++ b/drivers/watchdog/at91sam9_wdt.c @@ -56,7 +56,7 @@ /* User land timeout */ #define WDT_HEARTBEAT 15 -static int heartbeat = WDT_HEARTBEAT; +static int heartbeat; module_param(heartbeat, int, 0); MODULE_PARM_DESC(heartbeat, "Watchdog heartbeats in seconds. " "(default = " __MODULE_STRING(WDT_HEARTBEAT) ")"); @@ -176,6 +176,7 @@ static const struct watchdog_ops at91_wdt_ops = { static struct watchdog_device at91_wdt_dev = { .info = &at91_wdt_info, .ops = &at91_wdt_ops, + .timeout = WDT_HEARTBEAT, .min_timeout = 1, .max_timeout = 0xFFFF, }; @@ -194,8 +195,8 @@ static int __init at91wdt_probe(struct platform_device *pdev) return -ENOMEM; } - at91_wdt_dev.timeout = heartbeat; at91_wdt_dev.parent = &pdev->dev; + watchdog_init_timeout(&at91_wdt_dev, heartbeat, &pdev->dev); watchdog_set_nowayout(&at91_wdt_dev, nowayout); /* Set watchdog */ @@ -212,7 +213,7 @@ static int __init at91wdt_probe(struct platform_device *pdev) mod_timer(&at91wdt_private.timer, jiffies + WDT_TIMEOUT); pr_info("enabled (heartbeat=%d sec, nowayout=%d)\n", - heartbeat, nowayout); + at91_wdt_dev.timeout, nowayout); return 0; } diff --git a/drivers/watchdog/orion_wdt.c b/drivers/watchdog/orion_wdt.c index 87ed2b9886a..da577980d39 100644 --- a/drivers/watchdog/orion_wdt.c +++ b/drivers/watchdog/orion_wdt.c @@ -140,6 +140,7 @@ static const struct watchdog_ops orion_wdt_ops = { static struct watchdog_device orion_wdt = { .info = &orion_wdt_info, .ops = &orion_wdt_ops, + .min_timeout = 1, }; static int orion_wdt_probe(struct platform_device *pdev) @@ -164,12 +165,9 @@ static int orion_wdt_probe(struct platform_device *pdev) wdt_max_duration = WDT_MAX_CYCLE_COUNT / wdt_tclk; - if ((heartbeat < 1) || (heartbeat > wdt_max_duration)) - heartbeat = wdt_max_duration; - - orion_wdt.timeout = heartbeat; - orion_wdt.min_timeout = 1; + orion_wdt.timeout = wdt_max_duration; orion_wdt.max_timeout = wdt_max_duration; + watchdog_init_timeout(&orion_wdt, heartbeat, &pdev->dev); watchdog_set_nowayout(&orion_wdt, nowayout); ret = watchdog_register_device(&orion_wdt); @@ -179,7 +177,7 @@ static int orion_wdt_probe(struct platform_device *pdev) } pr_info("Initial timeout %d sec%s\n", - heartbeat, nowayout ? ", nowayout" : ""); + orion_wdt.timeout, nowayout ? ", nowayout" : ""); return 0; } diff --git a/drivers/watchdog/pnx4008_wdt.c b/drivers/watchdog/pnx4008_wdt.c index de1f3fa1d78..a3684a30eb6 100644 --- a/drivers/watchdog/pnx4008_wdt.c +++ b/drivers/watchdog/pnx4008_wdt.c @@ -142,6 +142,7 @@ static const struct watchdog_ops pnx4008_wdt_ops = { static struct watchdog_device pnx4008_wdd = { .info = &pnx4008_wdt_ident, .ops = &pnx4008_wdt_ops, + .timeout = DEFAULT_HEARTBEAT, .min_timeout = 1, .max_timeout = MAX_HEARTBEAT, }; @@ -151,8 +152,7 @@ static int pnx4008_wdt_probe(struct platform_device *pdev) struct resource *r; int ret = 0; - if (heartbeat < 1 || heartbeat > MAX_HEARTBEAT) - heartbeat = DEFAULT_HEARTBEAT; + watchdog_init_timeout(&pnx4008_wdd, heartbeat, &pdev->dev); r = platform_get_resource(pdev, IORESOURCE_MEM, 0); wdt_base = devm_ioremap_resource(&pdev->dev, r); @@ -167,7 +167,6 @@ static int pnx4008_wdt_probe(struct platform_device *pdev) if (ret) goto out; - pnx4008_wdd.timeout = heartbeat; pnx4008_wdd.bootstatus = (readl(WDTIM_RES(wdt_base)) & WDOG_RESET) ? WDIOF_CARDRESET : 0; watchdog_set_nowayout(&pnx4008_wdd, nowayout); @@ -181,7 +180,7 @@ static int pnx4008_wdt_probe(struct platform_device *pdev) } dev_info(&pdev->dev, "PNX4008 Watchdog Timer: heartbeat %d sec\n", - heartbeat); + pnx4008_wdd.timeout); return 0; diff --git a/drivers/watchdog/s3c2410_wdt.c b/drivers/watchdog/s3c2410_wdt.c index 6419c61594f..c1a221cbeae 100644 --- a/drivers/watchdog/s3c2410_wdt.c +++ b/drivers/watchdog/s3c2410_wdt.c @@ -53,7 +53,7 @@ #define CONFIG_S3C2410_WATCHDOG_DEFAULT_TIME (15) static bool nowayout = WATCHDOG_NOWAYOUT; -static int tmr_margin = CONFIG_S3C2410_WATCHDOG_DEFAULT_TIME; +static int tmr_margin; static int tmr_atboot = CONFIG_S3C2410_WATCHDOG_ATBOOT; static int soft_noboot; static int debug; @@ -226,6 +226,7 @@ static struct watchdog_ops s3c2410wdt_ops = { static struct watchdog_device s3c2410_wdd = { .info = &s3c2410_wdt_ident, .ops = &s3c2410wdt_ops, + .timeout = CONFIG_S3C2410_WATCHDOG_DEFAULT_TIME, }; /* interrupt handler code */ @@ -356,7 +357,8 @@ static int s3c2410wdt_probe(struct platform_device *pdev) /* see if we can actually set the requested timer margin, and if * not, try the default value */ - if (s3c2410wdt_set_heartbeat(&s3c2410_wdd, tmr_margin)) { + watchdog_init_timeout(&s3c2410_wdd, tmr_margin, &pdev->dev); + if (s3c2410wdt_set_heartbeat(&s3c2410_wdd, s3c2410_wdd.timeout)) { started = s3c2410wdt_set_heartbeat(&s3c2410_wdd, CONFIG_S3C2410_WATCHDOG_DEFAULT_TIME); |