iio: st_sensors: Add ACPI support for lsm303d to the LSM9DS0 IMU driver

The lsm303d can be found as ACCL0001 on various Lenovo devices,
including the Lenovo Yoga Tablet 2 1051-F, where I tested this
patch.

Dropped SPI support as per discussion in thread linked below.

Signed-off-by: Marius Hoch <mail@mariushoch.de>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Tested-by: Hans de Goede <hansg@kernel.org>
Link: https://lore.kernel.org/r/20230415231130.115094-5-mail@mariushoch.de
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

diff --git a/drivers/iio/imu/st_lsm9ds0/st_lsm9ds0_i2c.c b/drivers/iio/imu/st_lsm9ds0/st_lsm9ds0_i2c.c
index 611515c6a73d1e261ba6238aae31a3b6387d5c1f..a0b9b2df11ce18db43ae3076e159355fe6449896 100644 (file)
--- a/drivers/iio/imu/st_lsm9ds0/st_lsm9ds0_i2c.c
+++ b/drivers/iio/imu/st_lsm9ds0/st_lsm9ds0_i2c.c
@@ -37,6 +37,12 @@ static const struct i2c_device_id st_lsm9ds0_id_table[] = {
 };
 MODULE_DEVICE_TABLE(i2c, st_lsm9ds0_id_table);
 
+static const struct acpi_device_id st_lsm9ds0_acpi_match[] = {
+       {"ACCL0001", (kernel_ulong_t)LSM303D_IMU_DEV_NAME},
+       { },
+};
+MODULE_DEVICE_TABLE(acpi, st_lsm9ds0_acpi_match);
+
 static const struct regmap_config st_lsm9ds0_regmap_config = {
        .reg_bits       = 8,
        .val_bits       = 8,
@@ -73,6 +79,7 @@ static struct i2c_driver st_lsm9ds0_driver = {
        .driver = {
                .name = "st-lsm9ds0-i2c",
                .of_match_table = st_lsm9ds0_of_match,
+               .acpi_match_table = st_lsm9ds0_acpi_match,
        },
        .probe_new = st_lsm9ds0_i2c_probe,
        .id_table = st_lsm9ds0_id_table,