linux-kernel - [PATCH v8 6/6] ARM: dts: imx6: RIoTboard provide standby on power off option

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Message-Id: <20180726092220.17250-7-o.rempel@pengutronix.de>
Date:   Thu, 26 Jul 2018 11:22:20 +0200
From:   Oleksij Rempel <o.rempel@...gutronix.de>
To:     Shawn Guo <shawnguo@...nel.org>, Mark Brown <broonie@...nel.org>,
        "Rafael J. Wysocki" <rafael.j.wysocki@...el.com>
Cc:     Oleksij Rempel <o.rempel@...gutronix.de>, kernel@...gutronix.de,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-clk@...r.kernel.org, linux-kernel@...r.kernel.org,
        Andrew Morton <akpm@...ux-foundation.org>,
        Liam Girdwood <lgirdwood@...il.com>,
        Leonard Crestez <leonard.crestez@....com>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...eaurora.org>,
        Fabio Estevam <fabio.estevam@....com>,
        Russell King <linux@...linux.org.uk>, linux-imx@....com,
        yibin.gong@....com, "A.s. Dong" <aisheng.dong@....com>
Subject: [PATCH v8 6/6] ARM: dts: imx6: RIoTboard provide standby on power off option

This board, as well as some other boards with i.MX6 and a PMIC, uses a
"PMIC_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@...gutronix.de>
---
 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 2e98c92adff7..a0e9753ee767 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>;
@@ -170,6 +174,7 @@
 		reg = <0x08>;
 		interrupt-parent = <&gpio5>;
 		interrupts = <16 8>;
+		fsl,pmic-stby-poweroff;
 
 		regulators {
 			reg_vddcore: sw1ab {				/* VDDARM_IN */
-- 
2.18.0