Re: [PATCH v3 3/7] max8903: cleans up confusing relationship between dc_valid, dok and dcm.

From: Krzysztof Kozlowski
Date: Fri Jun 17 2016 - 02:23:43 EST


On 06/17/2016 07:00 AM, Chris Lapa wrote:
> From: Chris Lapa <chris@xxxxxxxxxxx>
>
> The max8903_charger.h file indicated that dcm and dok were not optional
> when dc_valid is set.
>
> It makes sense to have dok as a compulsory pin when dc_valid is given.
> However dcm can be optionally wired to a fixed level especially when the
> circuit is configured for dc power exclusively.
>
> The previous implementation already allowed for this somewhat, however no
> error was given if dok wasn't given whilst dc_valid was.
>
> The new implementation enforces dok presence when dc_valid is given. Whilst
> allowing dcm to be optional.
>
> Signed-off-by: Chris Lapa <chris@xxxxxxxxxxx>
> ---
> drivers/power/max8903_charger.c | 23 ++++++++++-------------
> include/linux/power/max8903_charger.h | 6 +++---
> 2 files changed, 13 insertions(+), 16 deletions(-)

Code looks correct:
Reviewed-by: Krzysztof Kozlowski <k.kozlowski@xxxxxxxxxxx>

Best regards,
Krzysztof