diff options
| author | Valentin Caron <valentin.caron@foss.st.com> | 2023-07-05 19:43:54 +0200 |
|---|---|---|
| committer | Alexandre Belloni <alexandre.belloni@bootlin.com> | 2023-07-27 23:03:34 +0200 |
| commit | 95f7679c3ab2d032d935692426b6d9f7e681fd60 (patch) | |
| tree | dc690650cfb0c84331aee046ea14b09239455ecc /drivers/rtc/rtc-stm32.c | |
| parent | 2487925731b75961cf4b7d1d0d28d204b63787b9 (diff) | |
| download | lwn-95f7679c3ab2d032d935692426b6d9f7e681fd60.tar.gz lwn-95f7679c3ab2d032d935692426b6d9f7e681fd60.zip | |
rtc: stm32: don't print an error on probe deferral
Change stm32-rtc driver to not generate an error message when
device probe operation is deferred for a clock.
Signed-off-by: Etienne Carriere <etienne.carriere@foss.st.com>
Signed-off-by: Valentin Caron <valentin.caron@foss.st.com>
Link: https://lore.kernel.org/r/20230705174357.353616-5-valentin.caron@foss.st.com
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Diffstat (limited to 'drivers/rtc/rtc-stm32.c')
| -rw-r--r-- | drivers/rtc/rtc-stm32.c | 14 |
1 files changed, 6 insertions, 8 deletions
diff --git a/drivers/rtc/rtc-stm32.c b/drivers/rtc/rtc-stm32.c index cad88668bcfb..5ebf0b8e75f9 100644 --- a/drivers/rtc/rtc-stm32.c +++ b/drivers/rtc/rtc-stm32.c @@ -6,6 +6,7 @@ #include <linux/bcd.h> #include <linux/clk.h> +#include <linux/errno.h> #include <linux/iopoll.h> #include <linux/ioport.h> #include <linux/mfd/syscon.h> @@ -759,16 +760,13 @@ static int stm32_rtc_probe(struct platform_device *pdev) rtc->rtc_ck = devm_clk_get(&pdev->dev, NULL); } else { rtc->pclk = devm_clk_get(&pdev->dev, "pclk"); - if (IS_ERR(rtc->pclk)) { - dev_err(&pdev->dev, "no pclk clock"); - return PTR_ERR(rtc->pclk); - } + if (IS_ERR(rtc->pclk)) + return dev_err_probe(&pdev->dev, PTR_ERR(rtc->pclk), "no pclk clock"); + rtc->rtc_ck = devm_clk_get(&pdev->dev, "rtc_ck"); } - if (IS_ERR(rtc->rtc_ck)) { - dev_err(&pdev->dev, "no rtc_ck clock"); - return PTR_ERR(rtc->rtc_ck); - } + if (IS_ERR(rtc->rtc_ck)) + return dev_err_probe(&pdev->dev, PTR_ERR(rtc->rtc_ck), "no rtc_ck clock"); if (rtc->data->has_pclk) { ret = clk_prepare_enable(rtc->pclk); |