[PATCH v4 2/2] backlight: lm3630a: Add an enable gpio for the HWEN pin

Lee Jones lee.jones at linaro.org
Thu Oct 3 11:42:42 UTC 2019


On Thu, 12 Sep 2019, Andreas Kemnade wrote:

> For now just enable it in the probe function to allow I2C
> access. Disabling also means resetting the register values
> to default and according to the datasheet does not give
> power savings.
> 
> Tested on Kobo Clara HD.
> 
> Signed-off-by: Andreas Kemnade <andreas at kemnade.info>
> Reviewed-by: Dan Murphy <dmurphy at ti.com>
> Reviewed-by: Daniel Thompson <daniel.thompson at linaro.org>
> ---
> changes in v2:
> - simplification
> - correct gpio direction initialisation
> 
> changes in v3:
> - removed legacy include
> 
>  drivers/video/backlight/lm3630a_bl.c | 9 +++++++++
>  1 file changed, 9 insertions(+)

Applied, thanks.

-- 
Lee Jones [李琼斯]
Linaro Services Technical Lead
Linaro.org │ Open source software for ARM SoCs
Follow Linaro: Facebook | Twitter | Blog


More information about the dri-devel mailing list