diff options
Diffstat (limited to 'drivers/iio/adc/aspeed_adc.c')
| -rw-r--r-- | drivers/iio/adc/aspeed_adc.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/iio/adc/aspeed_adc.c b/drivers/iio/adc/aspeed_adc.c index 62670cbfa2bb..e0ea411a0b2d 100644 --- a/drivers/iio/adc/aspeed_adc.c +++ b/drivers/iio/adc/aspeed_adc.c @@ -212,7 +212,10 @@ static int aspeed_adc_probe(struct platform_device *pdev) } /* Start all channels in normal mode. */ - clk_prepare_enable(data->clk_scaler->clk); + ret = clk_prepare_enable(data->clk_scaler->clk); + if (ret) + goto clk_enable_error; + adc_engine_control_reg_val = GENMASK(31, 16) | ASPEED_OPERATION_MODE_NORMAL | ASPEED_ENGINE_ENABLE; writel(adc_engine_control_reg_val, @@ -236,6 +239,7 @@ iio_register_error: writel(ASPEED_OPERATION_MODE_POWER_DOWN, data->base + ASPEED_REG_ENGINE_CONTROL); clk_disable_unprepare(data->clk_scaler->clk); +clk_enable_error: clk_hw_unregister_divider(data->clk_scaler); scaler_error: |