linux-kernel - [PATCH] reset: microchip-sparx5: allow building as a module

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Message-Id: <20220617103730.490588-1-clement.leger@bootlin.com>
Date:   Fri, 17 Jun 2022 12:37:30 +0200
From:   Clément Léger <clement.leger@...tlin.com>
To:     Philipp Zabel <p.zabel@...gutronix.de>,
        Lars Povlsen <lars.povlsen@...rochip.com>,
        Steen Hegelund <Steen.Hegelund@...rochip.com>,
        UNGLinuxDriver@...rochip.com
Cc:     linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        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] reset: microchip-sparx5: allow building as a module

Set RESET_MCHP_SPARX5 as a tristate and add MODULE_DEVICE_TABLE() to
allow building this driver as a module.

Signed-off-by: Clément Léger <clement.leger@...tlin.com>
---
 drivers/reset/Kconfig                  | 2 +-
 drivers/reset/reset-microchip-sparx5.c | 8 ++------
 2 files changed, 3 insertions(+), 7 deletions(-)

diff --git a/drivers/reset/Kconfig b/drivers/reset/Kconfig
index 93c8d07ee328..5afbe2daecb1 100644
--- a/drivers/reset/Kconfig
+++ b/drivers/reset/Kconfig
@@ -115,7 +115,7 @@ config RESET_LPC18XX
 	  This enables the reset controller driver for NXP LPC18xx/43xx SoCs.
 
 config RESET_MCHP_SPARX5
-	bool "Microchip Sparx5 reset driver"
+	tristate "Microchip Sparx5 reset driver"
 	depends on ARCH_SPARX5 || SOC_LAN966 || COMPILE_TEST
 	default y if SPARX5_SWITCH
 	select MFD_SYSCON
diff --git a/drivers/reset/reset-microchip-sparx5.c b/drivers/reset/reset-microchip-sparx5.c
index 00b612a0effa..3d54dda3593e 100644
--- a/drivers/reset/reset-microchip-sparx5.c
+++ b/drivers/reset/reset-microchip-sparx5.c
@@ -149,6 +149,7 @@ static const struct of_device_id mchp_sparx5_reset_of_match[] = {
 	},
 	{ }
 };
+MODULE_DEVICE_TABLE(of, mchp_sparx5_reset_of_match);
 
 static struct platform_driver mchp_sparx5_reset_driver = {
 	.probe = mchp_sparx5_reset_probe,
@@ -158,12 +159,7 @@ static struct platform_driver mchp_sparx5_reset_driver = {
 	},
 };
 
-static int __init mchp_sparx5_reset_init(void)
-{
-	return platform_driver_register(&mchp_sparx5_reset_driver);
-}
-
-postcore_initcall(mchp_sparx5_reset_init);
+module_platform_driver(mchp_sparx5_reset_driver);
 
 MODULE_DESCRIPTION("Microchip Sparx5 switch reset driver");
 MODULE_AUTHOR("Steen Hegelund <steen.hegelund@...rochip.com>");
-- 
2.36.1