ti-soc-thermal: request temperature periodically if hw can't do that itself
When periodic mode is not enabled, it is neccessary to force reads.
Signed-off-by: Pavel Machek <pavel@ucw.cz>
Signed-off-by: Eduardo Valentin <edubezval@gmail.com>
diff --git a/drivers/thermal/ti-soc-thermal/ti-bandgap.c b/drivers/thermal/ti-soc-thermal/ti-bandgap.c
index 12f3ee5..63e2f5c 100644
--- a/drivers/thermal/ti-soc-thermal/ti-bandgap.c
+++ b/drivers/thermal/ti-soc-thermal/ti-bandgap.c
@@ -43,6 +43,8 @@
#include "ti-bandgap.h"
+static int ti_bandgap_force_single_read(struct ti_bandgap *bgp, int id);
+
/*** Helper functions to access registers and their bitfields ***/
/**
@@ -829,6 +831,12 @@
if (ret)
return ret;
+ if (!TI_BANDGAP_HAS(bgp, MODE_CONFIG)) {
+ ret = ti_bandgap_force_single_read(bgp, id);
+ if (ret)
+ return ret;
+ }
+
spin_lock(&bgp->lock);
temp = ti_bandgap_read_temp(bgp, id);
spin_unlock(&bgp->lock);