diff options
| author | Uwe Kleine-König <u.kleine-koenig@pengutronix.de> | 2022-08-08 22:47:32 +0200 |
|---|---|---|
| committer | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2022-08-15 22:30:02 +0100 |
| commit | 4004912e0ce545074b6177c43a70bd36c9c28006 (patch) | |
| tree | b83f8d02ebf82187bdfdf9a7a72f9de10783fd5a /drivers/iio/adc/lpc18xx_adc.c | |
| parent | 51f2f910a551b3e8a23ea1d21b836716658908fe (diff) | |
| download | linux-4004912e0ce545074b6177c43a70bd36c9c28006.tar.bz2 | |
iio: adc: lpc18xx: 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/20220808204740.307667-5-u.kleine-koenig@pengutronix.de
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Diffstat (limited to 'drivers/iio/adc/lpc18xx_adc.c')
| -rw-r--r-- | drivers/iio/adc/lpc18xx_adc.c | 18 |
1 files changed, 1 insertions, 17 deletions
diff --git a/drivers/iio/adc/lpc18xx_adc.c b/drivers/iio/adc/lpc18xx_adc.c index 42e6cd6fa6f7..450a243d1f7c 100644 --- a/drivers/iio/adc/lpc18xx_adc.c +++ b/drivers/iio/adc/lpc18xx_adc.c @@ -121,11 +121,6 @@ static void lpc18xx_clear_cr_reg(void *data) writel(0, adc->base + LPC18XX_ADC_CR); } -static void lpc18xx_clk_disable(void *clk) -{ - clk_disable_unprepare(clk); -} - static void lpc18xx_regulator_disable(void *vref) { regulator_disable(vref); @@ -151,7 +146,7 @@ static int lpc18xx_adc_probe(struct platform_device *pdev) if (IS_ERR(adc->base)) return PTR_ERR(adc->base); - adc->clk = devm_clk_get(&pdev->dev, NULL); + adc->clk = devm_clk_get_enabled(&pdev->dev, NULL); if (IS_ERR(adc->clk)) return dev_err_probe(&pdev->dev, PTR_ERR(adc->clk), "error getting clock\n"); @@ -177,17 +172,6 @@ static int lpc18xx_adc_probe(struct platform_device *pdev) if (ret) return ret; - ret = clk_prepare_enable(adc->clk); - if (ret) { - dev_err(&pdev->dev, "unable to enable clock\n"); - return ret; - } - - ret = devm_add_action_or_reset(&pdev->dev, lpc18xx_clk_disable, - adc->clk); - if (ret) - return ret; - rate = clk_get_rate(adc->clk); clkdiv = DIV_ROUND_UP(rate, LPC18XX_ADC_CLK_TARGET); |