From 081e3de28c7663b0bd33e3eb374fb38a139e8064 Mon Sep 17 00:00:00 2001 From: Akhilesh Patil Date: Sat, 20 Sep 2025 20:31:47 +0530 Subject: [PATCH] rtc: m41t93: add device tree support Add device tree support for m41t93 rtc by adding of_match_table. Define compatible string - "st,m41t93" which can be used to instantiate this rtc device via DT node. Signed-off-by: Akhilesh Patil Link: https://patch.msgid.link/060ef5c5adaa444d2c623aa8ce4c540fa19d0f95.1758379856.git.akhilesh@ee.iitb.ac.in Signed-off-by: Alexandre Belloni --- drivers/rtc/rtc-m41t93.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/drivers/rtc/rtc-m41t93.c b/drivers/rtc/rtc-m41t93.c index 9444cb5f5190..4e803ff0ce49 100644 --- a/drivers/rtc/rtc-m41t93.c +++ b/drivers/rtc/rtc-m41t93.c @@ -191,9 +191,16 @@ static int m41t93_probe(struct spi_device *spi) return 0; } +static const struct of_device_id m41t93_dt_match[] = { + { .compatible = "st,m41t93" }, + { } +}; +MODULE_DEVICE_TABLE(of, m41t93_dt_match); + static struct spi_driver m41t93_driver = { .driver = { .name = "rtc-m41t93", + .of_match_table = m41t93_dt_match, }, .probe = m41t93_probe, };