Re: [PATCH 1/3] ARM: dts: at91: sama5d2_xplained: classd: pull-down the R1 and R3 lines

Alexandre Belloni
2020-06-17T21:28:05Z

On 15/06/2020 12:55:23+0300, Codrin Ciubotariu wrote:
> The R1 and R3 lines drive NMOS transistors that are OFF with a low level.
> On the SAMA5D2 Xplained board, if the pins corresponding to R1 and R3
> have pull-ups enabled, there is an extra 2 x 30uA power consumption.
> Use pull-downs for these 2 lines to remove the unnecessary power
> consumption.
>
> Fixes: b133ca7a653c ("ARM: dts: at91: sama5d2_xplained: add pin muxing and enable classd")
> Signed-off-by: Codrin Ciubotariu <codrin.ciubotariu@microchip.com>
> ---
> arch/arm/boot/dts/at91-sama5d2_xplained.dts | 14 +++++++++-----
> 1 file changed, 9 insertions(+), 5 deletions(-)
>
Applied, thanks.

--
Alexandre Belloni, Bootlin
Embedded Linux and Kernel engineering