[U-Boot] [PATCH] thermal: ti-bandgap: Fix adc value datatype
Faiz Abbas
faiz_abbas at ti.com
Mon Nov 11 09:45:30 UTC 2019
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 at 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;
}
--
2.19.2
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