linux-kernel - [PATCH] led: max77650: add of

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Message-Id: <20191210100832.11186-1-brgl@bgdev.pl>
Date:   Tue, 10 Dec 2019 11:08:32 +0100
From:   Bartosz Golaszewski <brgl@...ev.pl>
To:     Jacek Anaszewski <jacek.anaszewski@...il.com>,
        Pavel Machek <pavel@....cz>, Dan Murphy <dmurphy@...com>
Cc:     linux-kernel@...r.kernel.org, linux-leds@...r.kernel.org,
        Bartosz Golaszewski <bgolaszewski@...libre.com>
Subject: [PATCH] led: max77650: add of_match table

From: Bartosz Golaszewski <bgolaszewski@...libre.com>

We need the of_match table if we want to use the compatible string in
the pmic's child node and get the led driver loaded automatically.

Signed-off-by: Bartosz Golaszewski <bgolaszewski@...libre.com>
---
 drivers/leds/leds-max77650.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/drivers/leds/leds-max77650.c b/drivers/leds/leds-max77650.c
index 4c2d0b3c6dad..a0d4b725c917 100644
--- a/drivers/leds/leds-max77650.c
+++ b/drivers/leds/leds-max77650.c
@@ -135,9 +135,16 @@ static int max77650_led_probe(struct platform_device *pdev)
 	return rv;
 }
 
+static const struct of_device_id max77650_led_of_match[] = {
+	{ .compatible = "maxim,max77650-led" },
+	{ }
+};
+MODULE_DEVICE_TABLE(of, max77650_led_of_match);
+
 static struct platform_driver max77650_led_driver = {
 	.driver = {
 		.name = "max77650-led",
+		.of_match_table = max77650_led_of_match,
 	},
 	.probe = max77650_led_probe,
 };
-- 
2.23.0