From: Robin Gong <yibin.gong@nxp.com>
To: Oleksij Rempel <o.rempel@pengutronix.de>,
Shawn Guo <shawnguo@kernel.org>, Mark Brown <broonie@kernel.org>,
"Rafael J. Wysocki" <rafael.j.wysocki@intel.com>
Cc: "kernel@pengutronix.de" <kernel@pengutronix.de>,
"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>,
"linux-clk@vger.kernel.org" <linux-clk@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Andrew Morton <akpm@linux-foundation.org>,
Liam Girdwood <lgirdwood@gmail.com>,
Leonard Crestez <leonard.crestez@nxp.com>,
Rob Herring <robh+dt@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Michael Turquette <mturquette@baylibre.com>,
Stephen Boyd <sboyd@codeaurora.org>,
Fabio Estevam <fabio.estevam@nxp.com>,
Russell King <linux@armlinux.org.uk>,
dl-linux-imx <linux-imx@nxp.com>,
"A.s. Dong" <aisheng.dong@nxp.com>
Subject: RE: [PATCH v8 1/6] ARM: imx6q: provide documentation for new fsl,pmic-stby-poweroff property
Date: Thu, 26 Jul 2018 09:51:13 +0000 [thread overview]
Message-ID: <DB6PR04MB3223605CB1F5E06D4A278B3C892B0@DB6PR04MB3223.eurprd04.prod.outlook.com> (raw)
In-Reply-To: <20180726092220.17250-2-o.rempel@pengutronix.de>
> -----Original Message-----
> From: Oleksij Rempel [mailto:o.rempel@pengutronix.de]
> Sent: 2018年7月26日 17:22
> To: Shawn Guo <shawnguo@kernel.org>; Mark Brown <broonie@kernel.org>;
> Rafael J. Wysocki <rafael.j.wysocki@intel.com>
> Cc: Oleksij Rempel <o.rempel@pengutronix.de>; kernel@pengutronix.de;
> devicetree@vger.kernel.org; linux-arm-kernel@lists.infradead.org;
> linux-clk@vger.kernel.org; linux-kernel@vger.kernel.org; Andrew Morton
> <akpm@linux-foundation.org>; Liam Girdwood <lgirdwood@gmail.com>;
> Leonard Crestez <leonard.crestez@nxp.com>; Rob Herring
> <robh+dt@kernel.org>; Mark Rutland <mark.rutland@arm.com>; Michael
> Turquette <mturquette@baylibre.com>; Stephen Boyd
> <sboyd@codeaurora.org>; Fabio Estevam <fabio.estevam@nxp.com>; Russell
> King <linux@armlinux.org.uk>; dl-linux-imx <linux-imx@nxp.com>; Robin Gong
> <yibin.gong@nxp.com>; A.s. Dong <aisheng.dong@nxp.com>
> Subject: [PATCH v8 1/6] ARM: imx6q: provide documentation for new
> fsl,pmic-stby-poweroff property
>
> Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
> Acked-by: Rob Herring <robh@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
next prev parent reply other threads:[~2018-07-26 9:51 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-07-26 9:22 [PATCH v8 0/6] provide power off support for iMX6 with external PMIC Oleksij Rempel
2018-07-26 9:22 ` [PATCH v8 1/6] ARM: imx6q: provide documentation for new fsl,pmic-stby-poweroff property Oleksij Rempel
2018-07-26 9:51 ` Robin Gong [this message]
2018-07-26 11:37 ` Oleksij Rempel
2018-07-27 1:51 ` Robin Gong
2018-07-27 8:30 ` Lucas Stach
2018-07-27 8:58 ` Robin Gong
2018-07-27 9:06 ` Oleksij Rempel
2018-07-30 8:03 ` Oleksij Rempel
2018-08-06 2:34 ` Robin Gong
2018-08-06 16:49 ` Lucas Stach
2018-07-27 8:41 ` Oleksij Rempel
2018-07-26 9:22 ` [PATCH v8 2/6] ARM: imx6: register pm_power_off handler if "fsl,pmic-stby-poweroff" is set Oleksij Rempel
2018-07-27 9:15 ` Robin Gong
2018-07-30 7:57 ` Oleksij Rempel
2018-07-26 9:22 ` [PATCH v8 3/6] kernel/reboot.c: export pm_power_off_prepare Oleksij Rempel
2018-07-26 9:22 ` [PATCH v8 4/6] regulator: pfuze100: add fsl,pmic-stby-poweroff property Oleksij Rempel
2018-07-26 9:22 ` [PATCH v8 5/6] regulator: pfuze100-regulator: provide pm_power_off_prepare handler Oleksij Rempel
2018-07-27 9:32 ` Robin Gong
2018-07-30 7:50 ` Oleksij Rempel
2018-07-30 10:24 ` Mark Brown
2018-08-02 8:11 ` Oleksij Rempel
2018-08-02 8:16 ` Oleksij Rempel
2018-08-06 2:51 ` Robin Gong
2018-07-26 9:22 ` [PATCH v8 6/6] ARM: dts: imx6: RIoTboard provide standby on power off option Oleksij Rempel
2018-07-27 9:33 ` Robin Gong
2018-07-30 7:58 ` Oleksij Rempel
2018-08-02 8:37 ` Oleksij Rempel
2018-07-26 9:48 ` [PATCH v8 0/6] provide power off support for iMX6 with external PMIC Stefan Wahren
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