diff options
| author | Max Krummenacher <max.krummenacher@toradex.com> | 2013-06-24 14:34:51 +0200 |
|---|---|---|
| committer | Max Krummenacher <max.krummenacher@toradex.com> | 2013-06-24 14:34:51 +0200 |
| commit | f2af41568dfd412e16a2f1258363872a07e25a96 (patch) | |
| tree | 5a3a65a7602246fa48271434461833db11079e6c | |
| parent | 929a1f9d4fb33f6d08cf916943bf13ae7cf3732e (diff) | |
colibri_t30: set local critical temperatur to 95°C
If the local critical temperature is reached the power is
unconditionally switched off. At 70°C ambient the default of 85°C
can be reached. So increase the limit in the hwmon chip to 95°C.
| -rw-r--r-- | arch/arm/mach-tegra/board-colibri_t30.c | 4 | ||||
| -rw-r--r-- | arch/arm/mach-tegra/board-colibri_t30.h | 1 |
2 files changed, 5 insertions, 0 deletions
diff --git a/arch/arm/mach-tegra/board-colibri_t30.c b/arch/arm/mach-tegra/board-colibri_t30.c index fcbae03f62b9..52c048d7ba98 100644 --- a/arch/arm/mach-tegra/board-colibri_t30.c +++ b/arch/arm/mach-tegra/board-colibri_t30.c @@ -1033,6 +1033,10 @@ static void lm95245_probe_callback(struct device *dev) IRQF_TRIGGER_LOW, "THERMD_ALERT", NULL)) pr_err("%s: unable to register THERMD_ALERT interrupt\n", __func__); + + //initalize the local temp limit + if(dev) + lm95245_set_local_shared_os__critical_limit(dev, TCRIT_LOCAL); } static void colibri_t30_thermd_alert_init(void) diff --git a/arch/arm/mach-tegra/board-colibri_t30.h b/arch/arm/mach-tegra/board-colibri_t30.h index babd6943add3..224549a897cd 100644 --- a/arch/arm/mach-tegra/board-colibri_t30.h +++ b/arch/arm/mach-tegra/board-colibri_t30.h @@ -85,6 +85,7 @@ #define STMPE811_IRQ_END (STMPE811_IRQ_BASE + 22) #define TDIODE_OFFSET (10000) /* in millicelsius */ +#define TCRIT_LOCAL 95000 /* board temperature which switches off PMIC in millicelsius*/ /* External peripheral act as gpio */ /* TPS6591x GPIOs */ |