diff options
| -rw-r--r-- | drivers/staging/omap-thermal/omap-bandgap.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/staging/omap-thermal/omap-bandgap.c b/drivers/staging/omap-thermal/omap-bandgap.c index 62a5fb9623b2..02817b54b456 100644 --- a/drivers/staging/omap-thermal/omap-bandgap.c +++ b/drivers/staging/omap-thermal/omap-bandgap.c @@ -109,6 +109,16 @@ exit: return 0; } +/** + * omap_bandgap_read_temp() - helper function to read sensor temperature + * @bg_ptr: pointer to omap_bandgap structure + * @id: bandgap sensor id + * + * Function to concentrate the steps to read sensor temperature register. + * This function is desired because, depending on bandgap device version, + * it might be needed to freeze the bandgap state machine, before fetching + * the register value. + */ static u32 omap_bandgap_read_temp(struct omap_bandgap *bg_ptr, int id) { struct temp_sensor_registers *tsr; |