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    Subject[PATCH v2 2/3] rtc: rx6110: add ACPI bindings to I2C
    Date
    From: Johannes Hahn <johannes-hahn@siemens.com>

    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>
    Signed-off-by: Claudius Heine <ch@denx.de>
    Signed-off-by: Henning Schild <henning.schild@siemens.com>
    ---
    drivers/rtc/rtc-rx6110.c | 12 ++++++++++++
    1 file changed, 12 insertions(+)

    diff --git a/drivers/rtc/rtc-rx6110.c b/drivers/rtc/rtc-rx6110.c
    index 1e6e9b19c81c..2fc9e8c2eeeb 100644
    --- a/drivers/rtc/rtc-rx6110.c
    +++ b/drivers/rtc/rtc-rx6110.c
    @@ -13,6 +13,7 @@
    #include <linux/of_gpio.h>
    #include <linux/regmap.h>
    #include <linux/rtc.h>
    +#include <linux/acpi.h>
    #include <linux/of.h>
    #include <linux/of_device.h>
    #include <linux/spi/spi.h>
    @@ -449,6 +450,14 @@ static int rx6110_i2c_probe(struct i2c_client *client,
    return rx6110_probe(rx6110, &client->dev);
    }

    +#ifdef CONFIG_ACPI
    +static const struct acpi_device_id rx6110_i2c_acpi_match[] = {
    + { "RX6110SA", },
    + { },
    +};
    +MODULE_DEVICE_TABLE(acpi, rx6110_i2c_acpi_match);
    +#endif
    +
    static const struct i2c_device_id rx6110_i2c_id[] = {
    { "rx6110", 0 },
    { }
    @@ -458,6 +467,9 @@ MODULE_DEVICE_TABLE(i2c, rx6110_i2c_id);
    static struct i2c_driver rx6110_i2c_driver = {
    .driver = {
    .name = RX6110_DRIVER_NAME,
    +#ifdef CONFIG_ACPI
    + .acpi_match_table = ACPI_PTR(rx6110_i2c_acpi_match),
    +#endif
    },
    .probe = rx6110_i2c_probe,
    .id_table = rx6110_i2c_id,
    --
    2.20.1
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