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iio: adc: xilinx-xadc: Benefit from devm_clk_get_enabled() to simplify

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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/20220808204740.307667-9-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 22:47:36 +02:00 committed by Jonathan Cameron
parent 40c0c1312c
commit 72336966ee
1 changed files with 1 additions and 17 deletions
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18
drivers/iio/adc/xilinx-xadc-core.c
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@ -1296,13 +1296,6 @@ static const char * const xadc_type_names[] = {
[XADC_TYPE_US] = "xilinx-system-monitor",
};
static void xadc_clk_disable_unprepare(void *data)
{
struct clk *clk = data;
clk_disable_unprepare(clk);
}
static void xadc_cancel_delayed_work(void *data)
{
struct delayed_work *work = data;
@ -1374,19 +1367,10 @@ static int xadc_probe(struct platform_device *pdev)
}
}
xadc->clk = devm_clk_get(dev, NULL);
xadc->clk = devm_clk_get_enabled(dev, NULL);
if (IS_ERR(xadc->clk))
return PTR_ERR(xadc->clk);
ret = clk_prepare_enable(xadc->clk);
if (ret)
return ret;
ret = devm_add_action_or_reset(dev,
xadc_clk_disable_unprepare, xadc->clk);
if (ret)
return ret;
/*
* Make sure not to exceed the maximum samplerate since otherwise the
* resulting interrupt storm will soft-lock the system.