linux-kernel - [PATCH 3/3] drivers: gpio: mc33880: use subsys_spi

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Date:   Mon, 17 Jun 2019 20:40:40 +0200
From:   "Enrico Weigelt, metux IT consult" <info@...ux.net>
To:     linux-kernel@...r.kernel.org
Cc:     linus.walleij@...aro.org, bgolaszewski@...libre.com,
        broonie@...nel.org, linux-gpio@...r.kernel.org,
        linux-spi@...r.kernel.org
Subject: [PATCH 3/3] drivers: gpio: mc33880: use subsys_spi_driver()

From: Enrico Weigelt <info@...ux.net>

Reduce driver init boilerplate by using the new
subsys_spi_driver() macro.

Signed-off-by: Enrico Weigelt <info@...ux.net>
---
 drivers/gpio/gpio-mc33880.c | 13 +------------
 1 file changed, 1 insertion(+), 12 deletions(-)

diff --git a/drivers/gpio/gpio-mc33880.c b/drivers/gpio/gpio-mc33880.c
index f8194f7..1b9434c 100644
--- a/drivers/gpio/gpio-mc33880.c
+++ b/drivers/gpio/gpio-mc33880.c
@@ -156,21 +156,10 @@ static int mc33880_remove(struct spi_device *spi)
 	.remove		= mc33880_remove,
 };
 
-static int __init mc33880_init(void)
-{
-	return spi_register_driver(&mc33880_driver);
-}
 /* register after spi postcore initcall and before
  * subsys initcalls that may rely on these GPIOs
  */
-subsys_initcall(mc33880_init);
-
-static void __exit mc33880_exit(void)
-{
-	spi_unregister_driver(&mc33880_driver);
-}
-module_exit(mc33880_exit);
+subsys_spi_driver(mc33880_driver);
 
 MODULE_AUTHOR("Mocean Laboratories <info@...ean-labs.com>");
 MODULE_LICENSE("GPL v2");
-
-- 
1.9.1