linux-kernel - [PATCH] pinctrl: ocelot: allow building as a module

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Date:   Fri, 17 Jun 2022 12:35:48 +0200
From:   Clément Léger <clement.leger@...tlin.com>
To:     Linus Walleij <linus.walleij@...aro.org>,
        Alexandre Belloni <alexandre.belloni@...tlin.com>
Cc:     linux-gpio@...r.kernel.org, linux-kernel@...r.kernel.org,
        Steen Hegelund <steen.hegelund@...rochip.com>,
        Horatiu Vultur <horatiu.vultur@...rochip.com>,
        Allan Nielsen <allan.nielsen@...rochip.com>,
        Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
        Clément Léger <clement.leger@...tlin.com>
Subject: [PATCH] pinctrl: ocelot: allow building as a module

Set PINCTRL_OCELOT config option as a tristate and add
MODULE_DEVICE_TABLE()/MODULE_LICENSE() to export appropriate
information. Moreover, switch from builtin_platform_driver()
to module_platform_driver().

Signed-off-by: Clément Léger <clement.leger@...tlin.com>
---
 drivers/pinctrl/Kconfig          | 2 +-
 drivers/pinctrl/pinctrl-ocelot.c | 4 +++-
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/pinctrl/Kconfig b/drivers/pinctrl/Kconfig
index f52960d2dfbe..257b06752747 100644
--- a/drivers/pinctrl/Kconfig
+++ b/drivers/pinctrl/Kconfig
@@ -311,7 +311,7 @@ config PINCTRL_MICROCHIP_SGPIO
 	  LED controller.
 
 config PINCTRL_OCELOT
-	bool "Pinctrl driver for the Microsemi Ocelot and Jaguar2 SoCs"
+	tristate "Pinctrl driver for the Microsemi Ocelot and Jaguar2 SoCs"
 	depends on OF
 	depends on HAS_IOMEM
 	select GPIOLIB
diff --git a/drivers/pinctrl/pinctrl-ocelot.c b/drivers/pinctrl/pinctrl-ocelot.c
index 5f4a8c5c6650..349e063a04fa 100644
--- a/drivers/pinctrl/pinctrl-ocelot.c
+++ b/drivers/pinctrl/pinctrl-ocelot.c
@@ -1889,6 +1889,7 @@ static const struct of_device_id ocelot_pinctrl_of_match[] = {
 	{ .compatible = "microchip,lan966x-pinctrl", .data = &lan966x_desc },
 	{},
 };
+MODULE_DEVICE_TABLE(of, ocelot_pinctrl_of_match);
 
 static struct regmap *ocelot_pinctrl_create_pincfg(struct platform_device *pdev)
 {
@@ -1984,4 +1985,5 @@ static struct platform_driver ocelot_pinctrl_driver = {
 	},
 	.probe = ocelot_pinctrl_probe,
 };
-builtin_platform_driver(ocelot_pinctrl_driver);
+module_platform_driver(ocelot_pinctrl_driver);
+MODULE_LICENSE("Dual MIT/GPL");
-- 
2.36.1