On 15:52-20230808, Dhruva Gole wrote: > The K3 family of SOCs use certain bits of the padconfig registers like > WKUP_EVT and WKUP_EN to enable daisychain wakeups. > > For example, these bits are described in the AM654 TRM [0] under > "Table 5-517. Description Of The Pad Configuration Register Bits" > > This series adds the DT binding changes for adding the compatible and > also the driver changes which make use of this compatible. > > NOTE: Some K3 SoCs may have these bits marked as reserved which means > that they don't support IO daisychain. Such SOCs are not expected to use > this compatible. > > The general expected usage is when the device is in a suspended state like Deep > Sleep or Suspend to RAM, and any IO activity on configured pads can > trigger a wakeup. > > Link to complete series: > https://lore.kernel.org/all/20230808102207.130177-1-d-gole@xxxxxx > > Base commit: > 71cd4fc492ec (tag: next-20230808, linux-next/master) Add linux-next specific files for 20230808 > > depends on: > https://lore.kernel.org/r/20230721082654.27036-1-tony@xxxxxxxxxxx > > which has been picked up by Linus Walleij in his tree here: > https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl.git/commit/?h=devel&id=677a62482bd6e584f83d0342e78735e3cd449ba4 > > However, it hasn't reflected in -next yet so specifying the depends on > above. next-20230809 has it today - so just a day or two of sync.. no biggie. > > [0] https://www.ti.com/lit/pdf/spruid7 > > Cc: Nishanth Menon <nm@xxxxxx> > Cc: Vignesh Raghavendra <vigneshr@xxxxxx> > Cc: Tony Lindgren <tony@xxxxxxxxxxx> > Cc: Conor Dooley <conor.dooley@xxxxxxxxxxxxx> > Cc: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx> > Cc: Rob Herring <robh+dt@xxxxxxxxxx> > Cc: Haojian Zhuang <haojian.zhuang@xxxxxxxxxx> For the series: Reviewed-by: Nishanth Menon <nm@xxxxxx> Regards, Nishanth Menon Key (0xDDB5849D1736249D) / Fingerprint: F8A2 8693 54EB 8232 17A3 1A34 DDB5 849D 1736 249D
