[PATCH 4/5] i2c: imx-lpi2c: improve i2c driver probe priority

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From: Carlos Song <carlos.song@xxxxxxx>

Some i2c devices such as PMICs need i2c bus available early.
Use subsys_initcall to improve i2c driver probe priority.

Signed-off-by: Carlos Song <carlos.song@xxxxxxx>
Signed-off-by: Frank Li <Frank.Li@xxxxxxx>
---
 drivers/i2c/busses/i2c-imx-lpi2c.c | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/drivers/i2c/busses/i2c-imx-lpi2c.c b/drivers/i2c/busses/i2c-imx-lpi2c.c
index 0159ade235ef..210d505db76d 100644
--- a/drivers/i2c/busses/i2c-imx-lpi2c.c
+++ b/drivers/i2c/busses/i2c-imx-lpi2c.c
@@ -1487,7 +1487,17 @@ static struct platform_driver lpi2c_imx_driver = {
 	},
 };
 
-module_platform_driver(lpi2c_imx_driver);
+static int __init lpi2c_imx_init(void)
+{
+	return platform_driver_register(&lpi2c_imx_driver);
+}
+subsys_initcall(lpi2c_imx_init);
+
+static void __exit lpi2c_imx_exit(void)
+{
+	platform_driver_unregister(&lpi2c_imx_driver);
+}
+module_exit(lpi2c_imx_exit);
 
 MODULE_AUTHOR("Gao Pan <pandy.gao@xxxxxxx>");
 MODULE_DESCRIPTION("I2C adapter driver for LPI2C bus");
-- 
2.34.1





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