Re: twl4030_charger: need changes to get probed?

From: Sebastian Reichel
Date: Sat Mar 07 2015 - 16:10:51 EST


Hi,

On Fri, Mar 06, 2015 at 10:24:17PM +0100, Pavel Machek wrote:
> According to n900 dts, twl4030-bci (aka charger) should be
> included.

its part of twl, but not used on N900 afaik.

> (But it does not seem to do anything useful on n900. I was hoping for
> measurement of input voltage, but .. no.)

check for rx51-battery.

> Any ideas why the patch below is needed?

platform_driver_probe() does not support deferred probing.

Neil, can you take this patch into your series for the next round?

-- Sebastian

> Signed-off-by: Pavel Machek <pavel@xxxxxx>
>
> diff --git a/drivers/power/twl4030_charger.c b/drivers/power/twl4030_charger.c
> index d35b83e..96bbbe9 100644
> --- a/drivers/power/twl4030_charger.c
> +++ b/drivers/power/twl4030_charger.c
> @@ -714,6 +722,7 @@ static const struct of_device_id twl_bci_of_match[] = {
> MODULE_DEVICE_TABLE(of, twl_bci_of_match);
>
> static struct platform_driver twl4030_bci_driver = {
> + .probe = twl4030_bci_probe,
> .driver = {
> .name = "twl4030_bci",
> .of_match_table = of_match_ptr(twl_bci_of_match),
> @@ -721,7 +730,7 @@ static struct platform_driver twl4030_bci_driver = {
> .remove = __exit_p(twl4030_bci_remove),
> };
>
> -module_platform_driver_probe(twl4030_bci_driver, twl4030_bci_probe);
> +module_platform_driver(twl4030_bci_driver);
>
> MODULE_AUTHOR("GraÅvydas Ignotas");
> MODULE_DESCRIPTION("TWL4030 Battery Charger Interface driver");

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