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iio: adc: ad9467: Benefit from devm_clk_get_enabled() to simplify

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[ Upstream commit cdd07b3ab94a020570132558442a26e74b70bc42 ]

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/20220808204740.307667-3-u.kleine-koenig@pengutronix.de
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Stable-dep-of: 76f028539cf3 ("iio: adc: ad9467: fix reset gpio handling")
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Uwe Kleine-König
2022-08-08 22:47:30 +02:00
committed by Greg Kroah-Hartman
parent 6e04a9d305
commit 8083d68401
1 changed files with 1 additions and 16 deletions
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17
drivers/iio/adc/ad9467.c
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@@ -378,13 +378,6 @@ static int ad9467_preenable_setup(struct adi_axi_adc_conv *conv)
return ad9467_outputmode_set(st->spi, st->output_mode); return ad9467_outputmode_set(st->spi, st->output_mode);
} }
static void ad9467_clk_disable(void *data)
{
struct ad9467_state *st = data;
clk_disable_unprepare(st->clk);
}
static int ad9467_probe(struct spi_device *spi) static int ad9467_probe(struct spi_device *spi)
{ {
const struct ad9467_chip_info *info; const struct ad9467_chip_info *info;
@@ -404,18 +397,10 @@ static int ad9467_probe(struct spi_device *spi)
st = adi_axi_adc_conv_priv(conv); st = adi_axi_adc_conv_priv(conv);
st->spi = spi; st->spi = spi;
st->clk = devm_clk_get(&spi->dev, "adc-clk"); st->clk = devm_clk_get_enabled(&spi->dev, "adc-clk");
if (IS_ERR(st->clk)) if (IS_ERR(st->clk))
return PTR_ERR(st->clk); return PTR_ERR(st->clk);
ret = clk_prepare_enable(st->clk);
if (ret < 0)
return ret;
ret = devm_add_action_or_reset(&spi->dev, ad9467_clk_disable, st);
if (ret)
return ret;
st->pwrdown_gpio = devm_gpiod_get_optional(&spi->dev, "powerdown", st->pwrdown_gpio = devm_gpiod_get_optional(&spi->dev, "powerdown",
GPIOD_OUT_LOW); GPIOD_OUT_LOW);
if (IS_ERR(st->pwrdown_gpio)) if (IS_ERR(st->pwrdown_gpio))