diff options
Diffstat (limited to 'drivers/adc/meson-saradc.c')
| -rw-r--r-- | drivers/adc/meson-saradc.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/adc/meson-saradc.c b/drivers/adc/meson-saradc.c index 998cef24d8..ce7ae990ad 100644 --- a/drivers/adc/meson-saradc.c +++ b/drivers/adc/meson-saradc.c @@ -512,8 +512,11 @@ static int meson_saradc_init(struct meson_saradc_priv *priv) * reading the temperature sensor. */ regmap_read(priv->regmap, MESON_SAR_ADC_REG3, ®val); - if (regval & MESON_SAR_ADC_REG3_BL30_INITIALIZED) - return 0; + if (regval & MESON_SAR_ADC_REG3_BL30_INITIALIZED) { + regmap_read(priv->regmap, MESON_SAR_ADC_REG3, ®val); + if (regval & MESON_SAR_ADC_REG3_ADC_EN) + return 0; + } meson_saradc_stop_sample_engine(priv); |