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iio: adc: ad7768-1: Benefit from devm_clk_get_enabled() to simplify 

Make use of devm_clk_get_enabled() to replace some code that effectively
open codes this new function.

Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Link: https://lore.kernel.org/r/20220808204740.307667-2-u.kleine-koenig@pengutronix.de
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Uwe Kleine-König 2022-08-08 22:47:29 +02:00 committed by Jonathan Cameron
parent 8bbce0954f
commit 25f7e79515
1 changed files with 1 additions and 16 deletions
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17
drivers/iio/adc/ad7768-1.c
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@ -539,13 +539,6 @@ static void ad7768_regulator_disable(void *data)
regulator_disable(st->vref);
}
static void ad7768_clk_disable(void *data)
{
struct ad7768_state *st = data;
clk_disable_unprepare(st->mclk);
}
static int ad7768_set_channel_label(struct iio_dev *indio_dev,
int num_channels)
{
@ -600,18 +593,10 @@ static int ad7768_probe(struct spi_device *spi)
if (ret)
return ret;
st->mclk = devm_clk_get(&spi->dev, "mclk");
st->mclk = devm_clk_get_enabled(&spi->dev, "mclk");
if (IS_ERR(st->mclk))
return PTR_ERR(st->mclk);
ret = clk_prepare_enable(st->mclk);
if (ret < 0)
return ret;
ret = devm_add_action_or_reset(&spi->dev, ad7768_clk_disable, st);
if (ret)
return ret;
st->mclk_freq = clk_get_rate(st->mclk);
mutex_init(&st->lock);