iio:adc:twl6030: Enable measurement of VAC

commit bffb7d9 upstream. VAC needs to be wired up to produce proper measurements, without this change only near zero values are reported. Reported-by: kernel test robot <[email protected]> Reported-by: Julia Lawall <[email protected]> Fixes: 1696f36 ("iio: twl6030-gpadc: TWL6030, TWL6032 GPADC driver") Signed-off-by: Andreas Kemnade <[email protected]> Link: https://lore.kernel.org/r/[email protected] Signed-off-by: Jonathan Cameron <[email protected]> Signed-off-by: Greg Kroah-Hartman <[email protected]>
ammarfaizi2 · Feb 9, 2023 · a9da417 · a9da417
1 parent b9ddfa9
commit a9da417
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/drivers/iio/adc/twl6030-gpadc.c b/drivers/iio/adc/twl6030-gpadc.c
@@ -952,7 +952,7 @@ static int twl6030_gpadc_probe(struct platform_device *pdev)
 	}
 
 	ret = twl_i2c_write_u8(TWL6030_MODULE_ID0,
-				VBAT_MEAS | BB_MEAS | BB_MEAS,
+				VBAT_MEAS | BB_MEAS | VAC_MEAS,
 				TWL6030_MISC1);
 	if (ret < 0) {
 		dev_err(dev, "failed to wire up inputs\n");