[PATCH v2] iio: light: al3320a: Handle ACPI device CALS0001

From: Marius Hoch
Date: Thu Apr 20 2023 - 19:37:07 EST


This sensor can be found as CALS0001 on the Lenovo Yoga
Tablet 2 series.

Tested on a Lenovo Yoga Tablet 2 1051-F.

Signed-off-by: Marius Hoch <mail@xxxxxxxxxxxxx>
---
v2: Explicitly include <linux/mod_devicetable.h> (don't rely on
linux/i2c.h including it)
---
drivers/iio/light/al3320a.c | 8 ++++++++
1 file changed, 8 insertions(+)

diff --git a/drivers/iio/light/al3320a.c b/drivers/iio/light/al3320a.c
index 9ff28bbf34bb..36214d790f71 100644
--- a/drivers/iio/light/al3320a.c
+++ b/drivers/iio/light/al3320a.c
@@ -16,6 +16,7 @@
#include <linux/i2c.h>
#include <linux/module.h>
#include <linux/of.h>
+#include <linux/mod_devicetable.h>

#include <linux/iio/iio.h>
#include <linux/iio/sysfs.h>
@@ -247,11 +248,18 @@ static const struct of_device_id al3320a_of_match[] = {
};
MODULE_DEVICE_TABLE(of, al3320a_of_match);

+static const struct acpi_device_id al3320a_acpi_match[] = {
+ {"CALS0001"},
+ { },
+};
+MODULE_DEVICE_TABLE(acpi, al3320a_acpi_match);
+
static struct i2c_driver al3320a_driver = {
.driver = {
.name = AL3320A_DRV_NAME,
.of_match_table = al3320a_of_match,
.pm = pm_sleep_ptr(&al3320a_pm_ops),
+ .acpi_match_table = al3320a_acpi_match,
},
.probe_new = al3320a_probe,
.id_table = al3320a_id,

base-commit: cb0856346a60fe3eb837ba5e73588a41f81ac05f
--
2.39.2