From 5b24fdd991e53f10514cb6a6096f76bf555ffeac Mon Sep 17 00:00:00 2001
From: Marius Hoch <mail@mariushoch.de>
Date: Fri, 21 Apr 2023 01:26:31 +0200
Subject: [PATCH] iio: light: al3320a: Handle ACPI device CALS0001

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@mariushoch.de>
Tested-by: Hans de Goede <hdegoede@redhat.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Link: https://lore.kernel.org/r/20230420232631.68864-1-mail@mariushoch.de
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
---
 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 9ff28bb..36214d7 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,
-- 
2.7.4