> -----Original Message-----
> From: Oleksij Rempel [mailto:o.rem...@pengutronix.de]
> Sent: 2018年7月26日 17:22
> To: Shawn Guo <shawn...@kernel.org>; Mark Brown <broo...@kernel.org>;
> Rafael J. Wysocki <rafael.j.wyso...@intel.com>
> Cc: Oleksij Rempel <o.rem...@pengutronix.de>; ker...@pengutronix.de;
> devicet...@vger.kernel.org; linux-arm-ker...@lists.infradead.org;
> linux-...@vger.kernel.org; linux-kernel@vger.kernel.org; Andrew Morton
> <a...@linux-foundation.org>; Liam Girdwood <lgirdw...@gmail.com>;
> Leonard Crestez <leonard.cres...@nxp.com>; Rob Herring
> <robh...@kernel.org>; Mark Rutland <mark.rutl...@arm.com>; Michael
> Turquette <mturque...@baylibre.com>; Stephen Boyd
> <sb...@codeaurora.org>; Fabio Estevam <fabio.este...@nxp.com>; Russell
> King <li...@armlinux.org.uk>; dl-linux-imx <linux-...@nxp.com>; Robin Gong
> <yibin.g...@nxp.com>; A.s. Dong <aisheng.d...@nxp.com>
> Subject: [PATCH v8 1/6] ARM: imx6q: provide documentation for new
> fsl,pmic-stby-poweroff property
>
> Signed-off-by: Oleksij Rempel <o.rem...@pengutronix.de>
> Acked-by: Rob Herring <r...@kernel.org>
> ---
> Documentation/devicetree/bindings/clock/imx6q-clock.txt | 8 ++++++++
> 1 file changed, 8 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/clock/imx6q-clock.txt
> b/Documentation/devicetree/bindings/clock/imx6q-clock.txt
> index a45ca67a9d5f..e1308346e00d 100644
> --- a/Documentation/devicetree/bindings/clock/imx6q-clock.txt
> +++ b/Documentation/devicetree/bindings/clock/imx6q-clock.txt
> @@ -6,6 +6,14 @@ Required properties:
> - interrupts: Should contain CCM interrupt
> - #clock-cells: Should be <1>
>
> +Optional properties:
> +- fsl,pmic-stby-poweroff: Configure CCM to assert PMIC_STBY_REQ signal
> + on power off.
> + Use this property if the SoC should be powered off by external power
> + management IC (PMIC) triggered via PMIC_STBY_REQ signal.
PMIC_ON_REQ didn't connect to any pin of PMIC in your case? Don't understand
why not follow normal board design guide to power off pmic by PMIC_ON_REQ.
How to power on board again then?
> + Boards that are designed to initiate poweroff on PMIC_ON_REQ signal
> +should
> + be using "syscon-poweroff" driver instead.
> +
> The clock consumer should specify the desired clock by having the clock ID
> in
> its "clocks" phandle cell. See include/dt-bindings/clock/imx6qdl-clock.h
> for the full list of i.MX6 Quad and DualLite clock IDs.
> --
> 2.18.0
