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[v9,03/11] Input: wacom_i2c - Add device tree support to wacom_i2c

Message ID 20210818154935.1154-4-alistair@alistair23.me (mailing list archive)
State Superseded
Headers show
Series Add Wacom I2C support to rM2 | expand

Commit Message

Alistair Francis Aug. 18, 2021, 3:49 p.m. UTC 
Allow the wacom-i2c device to be exposed via device tree.

Signed-off-by: Alistair Francis <alistair@alistair23.me>
---
 drivers/input/touchscreen/wacom_i2c.c | 8 ++++++++
 1 file changed, 8 insertions(+)
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Patch

diff --git a/drivers/input/touchscreen/wacom_i2c.c b/drivers/input/touchscreen/wacom_i2c.c
index 22826c387da5..6053595f2b30 100644
--- a/drivers/input/touchscreen/wacom_i2c.c
+++ b/drivers/input/touchscreen/wacom_i2c.c
@@ -12,6 +12,7 @@ 
 #include <linux/slab.h>
 #include <linux/irq.h>
 #include <linux/interrupt.h>
+#include <linux/of.h>
 #include <asm/unaligned.h>
 
 #define WACOM_CMD_QUERY0	0x04
@@ -241,10 +242,17 @@  static const struct i2c_device_id wacom_i2c_id[] = {
 };
 MODULE_DEVICE_TABLE(i2c, wacom_i2c_id);
 
+static const struct of_device_id wacom_i2c_of_match_table[] = {
+	{ .compatible = "wacom,i2c-30" },
+	{}
+};
+MODULE_DEVICE_TABLE(of, wacom_i2c_of_match_table);
+
 static struct i2c_driver wacom_i2c_driver = {
 	.driver	= {
 		.name	= "wacom_i2c",
 		.pm	= &wacom_i2c_pm,
+		.of_match_table = wacom_i2c_of_match_table,
 	},
 
 	.probe		= wacom_i2c_probe,