diff options
Diffstat (limited to 'drivers/watchdog')
| -rw-r--r-- | drivers/watchdog/booke_wdt.c | 8 | ||||
| -rw-r--r-- | drivers/watchdog/coh901327_wdt.c | 12 | ||||
| -rw-r--r-- | drivers/watchdog/s3c2410_wdt.c | 17 |
3 files changed, 30 insertions, 7 deletions
diff --git a/drivers/watchdog/booke_wdt.c b/drivers/watchdog/booke_wdt.c index a8dbceb3..f1b8d55 100644 --- a/drivers/watchdog/booke_wdt.c +++ b/drivers/watchdog/booke_wdt.c @@ -138,6 +138,14 @@ static void __booke_wdt_enable(void *data) val &= ~WDTP_MASK; val |= (TCR_WIE|TCR_WRC(WRC_CHIP)|WDTP(booke_wdt_period)); +#ifdef CONFIG_PPC_BOOK3E_64 + /* + * Crit ints are currently broken on PPC64 Book-E, so + * just disable them for now. + */ + val &= ~TCR_WIE; +#endif + mtspr(SPRN_TCR, val); } diff --git a/drivers/watchdog/coh901327_wdt.c b/drivers/watchdog/coh901327_wdt.c index b9b8a8b..4bd070f 100644 --- a/drivers/watchdog/coh901327_wdt.c +++ b/drivers/watchdog/coh901327_wdt.c @@ -354,9 +354,9 @@ static int __init coh901327_probe(struct platform_device *pdev) clk_disable(clk); - if (margin < 1 || margin > 327) - margin = 60; - coh901327_wdt.timeout = margin; + ret = watchdog_init_timeout(&coh901327_wdt, margin, &pdev->dev); + if (ret < 0) + coh901327_wdt.timeout = 60; ret = watchdog_register_device(&coh901327_wdt); if (ret == 0) @@ -441,10 +441,16 @@ void coh901327_watchdog_reset(void) /* Return and await doom */ } +static const struct of_device_id coh901327_dt_match[] = { + { .compatible = "stericsson,coh901327" }, + {}, +}; + static struct platform_driver coh901327_driver = { .driver = { .owner = THIS_MODULE, .name = "coh901327_wdog", + .of_match_table = coh901327_dt_match, }, .remove = __exit_p(coh901327_remove), .suspend = coh901327_suspend, diff --git a/drivers/watchdog/s3c2410_wdt.c b/drivers/watchdog/s3c2410_wdt.c index ee03135..3a9f696 100644 --- a/drivers/watchdog/s3c2410_wdt.c +++ b/drivers/watchdog/s3c2410_wdt.c @@ -42,12 +42,21 @@ #include <linux/err.h> #include <linux/of.h> -#include <mach/map.h> +#define S3C2410_WTCON 0x00 +#define S3C2410_WTDAT 0x04 +#define S3C2410_WTCNT 0x08 -#undef S3C_VA_WATCHDOG -#define S3C_VA_WATCHDOG (0) +#define S3C2410_WTCON_RSTEN (1 << 0) +#define S3C2410_WTCON_INTEN (1 << 2) +#define S3C2410_WTCON_ENABLE (1 << 5) -#include <plat/regs-watchdog.h> +#define S3C2410_WTCON_DIV16 (0 << 3) +#define S3C2410_WTCON_DIV32 (1 << 3) +#define S3C2410_WTCON_DIV64 (2 << 3) +#define S3C2410_WTCON_DIV128 (3 << 3) + +#define S3C2410_WTCON_PRESCALE(x) ((x) << 8) +#define S3C2410_WTCON_PRESCALE_MASK (0xff << 8) #define CONFIG_S3C2410_WATCHDOG_ATBOOT (0) #define CONFIG_S3C2410_WATCHDOG_DEFAULT_TIME (15) |
