Renesas GPIO is being interlocked with PFC, and GPIO is
very basic system for R-Car.
GPIO should be initialised in same timing as PFC.
The GPIO based system doesn't work correctly without this patch.
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@xxxxxxxxxxx>
---
drivers/gpio/gpio-rcar.c | 12 +++++++++++-
1 file changed, 11 insertions(+), 1 deletion(-)
diff --git a/drivers/gpio/gpio-rcar.c b/drivers/gpio/gpio-rcar.c
index 6038966..0a10325 100644
--- a/drivers/gpio/gpio-rcar.c
+++ b/drivers/gpio/gpio-rcar.c
@@ -454,7 +454,17 @@ static struct platform_driver gpio_rcar_device_driver = {
}
};
-module_platform_driver(gpio_rcar_device_driver);
+static int __init gpio_rcar_init(void)
+{
+ return platform_driver_register(&gpio_rcar_device_driver);
+}
+postcore_initcall(gpio_rcar_init);
+
+static void __exit gpio_rcar_exit(void)
+{
+ platform_driver_unregister(&gpio_rcar_device_driver);
+}
+module_exit(gpio_rcar_exit);
MODULE_AUTHOR("Magnus Damm");
MODULE_DESCRIPTION("Renesas R-Car GPIO Driver");
--
1.7.9.5
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