Re: [PATCH v1 5/5] ARM: dts: imx6: RIoTboard provide Standby to PowerOff option

From: Shawn Guo
Date: Sun Jun 04 2017 - 21:51:10 EST


On Mon, May 29, 2017 at 07:09:24PM +0200, Oleksij Rempel wrote:
> This board, as well as some other boards with i.MX6 and a PMIC, uses a
> "MPIC_STBY_REQ" line to notify the PMIC about a state change.
> The PMIC is programmed for a specific state change before triggering the
> line.
> In this case, PMIC_STBY_REQ can be used for Stand by, Sleep
> and Power off modes.
>
> Signed-off-by: Oleksij Rempel <o.rempel@xxxxxxxxxxxxxx>
> Cc: kernel@xxxxxxxxxxxxxx
> Cc: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
> Cc: Shawn Guo <shawnguo@xxxxxxxxxx>
> Cc: Fabio Estevam <fabio.estevam@xxxxxxx>
> Cc: Rob Herring <robh+dt@xxxxxxxxxx>
> Cc: Mark Rutland <mark.rutland@xxxxxxx>
> Cc: Russell King <linux@xxxxxxxxxxxxxxx>
> Cc: devicetree@xxxxxxxxxxxxxxx
> Cc: linux-kernel@xxxxxxxxxxxxxxx
> ---
> arch/arm/boot/dts/imx6dl-riotboard.dts | 5 +++++
> 1 file changed, 5 insertions(+)
>
> diff --git a/arch/arm/boot/dts/imx6dl-riotboard.dts b/arch/arm/boot/dts/imx6dl-riotboard.dts
> index 2cb72824e800..b5f25fe7b809 100644
> --- a/arch/arm/boot/dts/imx6dl-riotboard.dts
> +++ b/arch/arm/boot/dts/imx6dl-riotboard.dts
> @@ -90,6 +90,10 @@
> status = "okay";
> };
>
> +&clks {
> + fsl,pmic_stby_poweroff;
> +};
> +
> &fec {
> pinctrl-names = "default";
> pinctrl-0 = <&pinctrl_enet>;
> @@ -125,6 +129,7 @@
> reg = <0x08>;
> interrupt-parent = <&gpio5>;
> interrupts = <16 8>;
> + fsl,pmic_stby_poweroff;

Is this property supported by upstream kernel?

Shawn

>
> regulators {
> reg_vddcore: sw1ab { /* VDDARM_IN */
> --
> 2.11.0
>