rtc: ds3232: Add DT compatible string for ds3234

Signed-off-by: Phil Elwell <phil@raspberrypi.com>

diff --git a/drivers/rtc/rtc-ds3232.c b/drivers/rtc/rtc-ds3232.c
index 89d7b08..3ebddce 100644 (file)
--- a/drivers/rtc/rtc-ds3232.c
+++ b/drivers/rtc/rtc-ds3232.c
@@ -701,9 +701,16 @@ static int ds3234_probe(struct spi_device *spi)
        return ds3232_probe(&spi->dev, regmap, spi->irq, "ds3234");
 }
 
+static const  __maybe_unused struct of_device_id ds3234_of_match[] = {
+       { .compatible = "dallas,ds3234" },
+       { }
+};
+MODULE_DEVICE_TABLE(of, ds3234_of_match);
+
 static struct spi_driver ds3234_driver = {
        .driver = {
                .name    = "ds3234",
+               .of_match_table = of_match_ptr(ds3234_of_match),
        },
        .probe   = ds3234_probe,
 };