iio: dac: ad5592r: Add ACPI support

This patch adds the ACPI/PNP ID. The AD5592/3 driver core is already
designed around the unified device property API.

Signed-off-by: Michael Hennerich <michael.hennerich@analog.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>

diff --git a/drivers/iio/dac/ad5592r.c b/drivers/iio/dac/ad5592r.c
index 6eed5b7..6a12a3c 100644 (file)
--- a/drivers/iio/dac/ad5592r.c
+++ b/drivers/iio/dac/ad5592r.c
@@ -13,6 +13,7 @@
 #include <linux/module.h>
 #include <linux/of.h>
 #include <linux/spi/spi.h>
+#include <linux/acpi.h>
 
 #define AD5592R_GPIO_READBACK_EN       BIT(10)
 #define AD5592R_LDAC_READBACK_EN       BIT(6)
@@ -148,10 +149,17 @@ static const struct of_device_id ad5592r_of_match[] = {
 };
 MODULE_DEVICE_TABLE(of, ad5592r_of_match);
 
+static const struct acpi_device_id ad5592r_acpi_match[] = {
+       {"ADS5592", },
+       { },
+};
+MODULE_DEVICE_TABLE(acpi, ad5592r_acpi_match);
+
 static struct spi_driver ad5592r_spi_driver = {
        .driver = {
                .name = "ad5592r",
                .of_match_table = of_match_ptr(ad5592r_of_match),
+               .acpi_match_table = ACPI_PTR(ad5592r_acpi_match),
        },
        .probe = ad5592r_spi_probe,
        .remove = ad5592r_spi_remove,