rtc: rx6110: add ACPI bindings to I2C

This allows the RX6110 driver to be automatically assigned to the right
device on the I2C bus.

Signed-off-by: Johannes Hahn <johannes-hahn@siemens.com>
Co-developed-by: Claudius Heine <ch@denx.de>
Signed-off-by: Claudius Heine <ch@denx.de>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Link: https://lore.kernel.org/r/20210317075228.683184-1-ch@denx.de

diff --git a/drivers/rtc/rtc-rx6110.c b/drivers/rtc/rtc-rx6110.c
index 79161d4..f4d4250 100644 (file)
--- a/drivers/rtc/rtc-rx6110.c
+++ b/drivers/rtc/rtc-rx6110.c
@@ -447,6 +447,12 @@ static int rx6110_i2c_probe(struct i2c_client *client,
        return rx6110_probe(rx6110, &client->dev);
 }
 
+static const struct acpi_device_id rx6110_i2c_acpi_match[] = {
+       { "SECC6110" },
+       { }
+};
+MODULE_DEVICE_TABLE(acpi, rx6110_i2c_acpi_match);
+
 static const struct i2c_device_id rx6110_i2c_id[] = {
        { "rx6110", 0 },
        { }
@@ -456,6 +462,7 @@ MODULE_DEVICE_TABLE(i2c, rx6110_i2c_id);
 static struct i2c_driver rx6110_i2c_driver = {
        .driver = {
                .name = RX6110_DRIVER_NAME,
+               .acpi_match_table = rx6110_i2c_acpi_match,
        },
        .probe          = rx6110_i2c_probe,
        .id_table       = rx6110_i2c_id,