On Wed, Apr 1, 2020 at 3:40 PM Markus Reichl <m.reichl@xxxxxxxxxxxxx> wrote: > > Hi Suniel, > > Am 01.04.20 um 06:53 schrieb Suniel Mahesh: > > Hi Markus, Levin and all, > > > > Can you guys please suggest me on my requirement. > > > > rk3399-roc-pc board has a Power Key/button. As per the schematics this > > Power Key/button > > is connected to GPIO0_A5. > > And to PWRON of RK808. > > > > > My requirement is can I use this button for board powerup (especially > > in linux when we issue > > "poweroff" command, the board shuts down and it should power back on > > after I press the Power Key/button). > > > > For the above to happen, I think this Power Key/button be connected to > > PMIC RK808-D IC, am i correct ? > > Yes, see P.16 of ROC-3399-PC-V10-A-20180804 schematic. > > > > In the schematics, it is not very clear as if such arrangement is > > there (though it says it can be an option in > > RK3399_BOX_REF_V13_20180821.pdf). I am attaching the document. > > > > Please suggest/comment on my requirement. > > Should work, everything is in place, just press long enough ;-). Thanks Markus for your help. its working. > > Btw. could you just revert your recent U-Boot commit > checking GPIO0_A5 that prevents unattended booting? we have sent a patch series(5 patches) which takes care of the above issue. attaching patchwork links: https://patchwork.ozlabs.org/patch/1258093/ Suniel > > Thanks, > -- > Markus > > > > > Thanks and regards > > Suniel > > _______________________________________________ Linux-rockchip mailing list Linux-rockchip@xxxxxxxxxxxxxxxxxxx http://lists.infradead.org/mailman/listinfo/linux-rockchip
