linux-kernel - [PATCH] hwmon: pmbus: dps920ab: Add ability to instantiate through i2c

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Message-ID: <20241219094755.14098-1-kirjanov@gmail.com>
Date: Thu, 19 Dec 2024 12:47:55 +0300
From: Denis Kirjanov <kirjanov@...il.com>
To: robert.marko@...tura.hr,
	jdelvare@...e.com,
	linux@...ck-us.net
Cc: linux-hwmon@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Denis Kirjanov <kirjanov@...il.com>
Subject: [PATCH] hwmon: pmbus: dps920ab: Add ability to instantiate through i2c

Now we can bind the driver with a command like:

echo "dps920ab" 0x58 > /sys/bus/i2c/devices/i2c-0/new_device
...
[616189.076211] i2c i2c-0: new_device: Instantiated device dps920ab at 0x58

Signed-off-by: Denis Kirjanov <kirjanov@...il.com>
---
 drivers/hwmon/pmbus/dps920ab.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/drivers/hwmon/pmbus/dps920ab.c b/drivers/hwmon/pmbus/dps920ab.c
index cc5aac9dfdb3..c002ed41f517 100644
--- a/drivers/hwmon/pmbus/dps920ab.c
+++ b/drivers/hwmon/pmbus/dps920ab.c
@@ -190,12 +190,19 @@ static const struct of_device_id __maybe_unused dps920ab_of_match[] = {
 
 MODULE_DEVICE_TABLE(of, dps920ab_of_match);
 
+static struct i2c_device_id dps920ab_i2c_match[] = {
+	{ "dps920ab" },
+	{}
+};
+MODULE_DEVICE_TABLE(i2c, dps920ab_i2c_match);
+
 static struct i2c_driver dps920ab_driver = {
 	.driver = {
 		   .name = "dps920ab",
 		   .of_match_table = of_match_ptr(dps920ab_of_match),
 	},
 	.probe = dps920ab_probe,
+	.id_table = dps920ab_device_id,
 };
 
 module_i2c_driver(dps920ab_driver);
-- 
2.43.0