The CORE_TEMP_SENSOR_MPU register gives a raw adc value which needs to be indexed into a lookup table to get the actual temperature. Fix the naming and datatype of the adc value variable.
Signed-off-by: Faiz Abbas faiz_abbas@ti.com --- drivers/thermal/ti-bandgap.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/thermal/ti-bandgap.c b/drivers/thermal/ti-bandgap.c index b490391e96..8b332f116c 100644 --- a/drivers/thermal/ti-bandgap.c +++ b/drivers/thermal/ti-bandgap.c @@ -26,7 +26,7 @@
struct ti_bandgap { ulong base; - int temperature; /* in mili degree celsius */ + uint adc_val; };
/* @@ -162,8 +162,8 @@ static int ti_bandgap_get_temp(struct udevice *dev, int *temp) { struct ti_bandgap *bgp = dev_get_priv(dev);
- bgp->temperature = 0x3ff & readl(bgp->base + CTRL_CORE_TEMP_SENSOR_MPU); - *temp = dra752_adc_to_temp[bgp->temperature - DRA752_ADC_START_VALUE]; + bgp->adc_val = 0x3ff & readl(bgp->base + CTRL_CORE_TEMP_SENSOR_MPU); + *temp = dra752_adc_to_temp[bgp->adc_val - DRA752_ADC_START_VALUE];
return 0; }