On Wed, 10 Feb 2016, Javier Martinez Canillas wrote:
> The platform bus_type .match callback attempts to match the platform device
> name with an entry on the .id_table if provided and fallbacks to match with
> the driver's name if a table is not provided.
>
> Using a platform device ID to match is more explicit, allows the driver to
> support more than one device and also the MODULE_DEVICE_TABLE macro can be
> used to export the module aliases information instead of the MODULE_ALIAS.
>
> Signed-off-by: Javier Martinez Canillas <jav...@osg.samsung.com>
>
> ---
>
> Changes in v2:
> - Insert spaces at both ends of curly braces. Suggested by Lee Jones.
> - Remove the sentinel comment from the NULL entry. Suggested by Lee Jones.
>
> drivers/mfd/mt6397-core.c | 8 +++++++-
> 1 file changed, 7 insertions(+), 1 deletion(-)
Thanks for fixing. Now applied.
> diff --git a/drivers/mfd/mt6397-core.c b/drivers/mfd/mt6397-core.c
> index 1749c1c9f405..41fe2ec2f92f 100644
> --- a/drivers/mfd/mt6397-core.c
> +++ b/drivers/mfd/mt6397-core.c
> @@ -275,6 +275,12 @@ static const struct of_device_id mt6397_of_match[] = {
> };
> MODULE_DEVICE_TABLE(of, mt6397_of_match);
>
> +static const struct platform_device_id mt6397_id[] = {
> + { "mt6397", 0 },
> + { },
> +};
> +MODULE_DEVICE_TABLE(platform, mt6397_id);
> +
> static struct platform_driver mt6397_driver = {
> .probe = mt6397_probe,
> .remove = mt6397_remove,
> @@ -283,6 +289,7 @@ static struct platform_driver mt6397_driver = {
> .of_match_table = of_match_ptr(mt6397_of_match),
> .pm = &mt6397_pm_ops,
> },
> + .id_table = mt6397_id,
> };
>
> module_platform_driver(mt6397_driver);
> @@ -290,4 +297,3 @@ module_platform_driver(mt6397_driver);
> MODULE_AUTHOR("Flora Fu, MediaTek");
> MODULE_DESCRIPTION("Driver for MediaTek MT6397 PMIC");
> MODULE_LICENSE("GPL");
> -MODULE_ALIAS("platform:mt6397");
--
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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