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mfd: max77693: Allow building as a module 

The consumer of max77693 regulators on Trats2 board (samsung-usb2-phy
driver) supports deferred probing so the max77693 main MFD driver can be
built now as a module. This gives more flexibility and removes manual
ordering of init calls.

Suggested-by: Paul Gortmaker <paul.gortmaker@windriver.com>
Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
This commit is contained in:
Krzysztof Kozlowski 2016-04-04 16:54:18 +09:00 committed by Lee Jones
parent c796c50b9c
commit 073d4aca34
2 changed files with 4 additions and 14 deletions
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4
drivers/mfd/Kconfig
View File

@ -543,8 +543,8 @@ config MFD_MAX77686
of the device. of the device.
config MFD_MAX77693 config MFD_MAX77693
bool "Maxim Semiconductor MAX77693 PMIC Support" tristate "Maxim Semiconductor MAX77693 PMIC Support"
depends on I2C=y depends on I2C
select MFD_CORE select MFD_CORE
select REGMAP_I2C select REGMAP_I2C
select REGMAP_IRQ select REGMAP_IRQ

14
drivers/mfd/max77693.c
View File

@ -368,6 +368,7 @@ static const struct of_device_id max77693_dt_match[] = {
{ .compatible = "maxim,max77693" }, { .compatible = "maxim,max77693" },
{}, {},
}; };
MODULE_DEVICE_TABLE(of, max77693_dt_match);
#endif #endif
static struct i2c_driver max77693_i2c_driver = { static struct i2c_driver max77693_i2c_driver = {
@ -381,18 +382,7 @@ static struct i2c_driver max77693_i2c_driver = {
.id_table = max77693_i2c_id, .id_table = max77693_i2c_id,
}; };
static int __init max77693_i2c_init(void) module_i2c_driver(max77693_i2c_driver);
{
return i2c_add_driver(&max77693_i2c_driver);
}
/* init early so consumer devices can complete system boot */
subsys_initcall(max77693_i2c_init);
static void __exit max77693_i2c_exit(void)
{
i2c_del_driver(&max77693_i2c_driver);
}
module_exit(max77693_i2c_exit);
MODULE_DESCRIPTION("MAXIM 77693 multi-function core driver"); MODULE_DESCRIPTION("MAXIM 77693 multi-function core driver");
MODULE_AUTHOR("SangYoung, Son <hello.son@samsung.com>"); MODULE_AUTHOR("SangYoung, Son <hello.son@samsung.com>");