linux-kernel - [PATCH 1/2] rtc: ds1305: switch to rtc_register

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Date:   Fri, 13 Oct 2017 00:03:22 +0200
From:   Alexandre Belloni <alexandre.belloni@...e-electrons.com>
To:     linux-rtc@...r.kernel.org
Cc:     linux-kernel@...r.kernel.org,
        Alexandre Belloni <alexandre.belloni@...e-electrons.com>
Subject: [PATCH 1/2] rtc: ds1305: switch to rtc_register_device

This allows for future improvement of the driver.

Signed-off-by: Alexandre Belloni <alexandre.belloni@...e-electrons.com>
---
 drivers/rtc/rtc-ds1305.c | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/drivers/rtc/rtc-ds1305.c b/drivers/rtc/rtc-ds1305.c
index 72b22935eb62..c3232c818e65 100644
--- a/drivers/rtc/rtc-ds1305.c
+++ b/drivers/rtc/rtc-ds1305.c
@@ -708,10 +708,15 @@ static int ds1305_probe(struct spi_device *spi)
 		dev_dbg(&spi->dev, "AM/PM\n");
 
 	/* register RTC ... from here on, ds1305->ctrl needs locking */
-	ds1305->rtc = devm_rtc_device_register(&spi->dev, "ds1305",
-			&ds1305_ops, THIS_MODULE);
+	ds1305->rtc = devm_rtc_allocate_device(&spi->dev);
 	if (IS_ERR(ds1305->rtc)) {
-		status = PTR_ERR(ds1305->rtc);
+		return PTR_ERR(ds1305->rtc);
+	}
+
+	ds1305->rtc->ops = &ds1305_ops;
+
+	status = rtc_register_device(ds1305->rtc);
+	if (status) {
 		dev_dbg(&spi->dev, "register rtc --> %d\n", status);
 		return status;
 	}
-- 
2.14.2