linux-kernel - [PATCH V5 7/9] arm64: dts: imx8mn: put USB controller into power-domains

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Message-Id: <20211215004626.2241839-8-aford173@gmail.com>
Date:   Tue, 14 Dec 2021 18:46:24 -0600
From:   Adam Ford <aford173@...il.com>
To:     linux-arm-kernel@...ts.infradead.org
Cc:     tharvey@...eworks.com, aford@...conembedded.com,
        michael@...rulasolutions.com, jagan@...rulasolutions.com,
        Adam Ford <aford173@...il.com>,
        Lucas Stach <l.stach@...gutronix.de>,
        Rob Herring <robh+dt@...nel.org>,
        Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        Fabio Estevam <festevam@...il.com>,
        NXP Linux Team <linux-imx@....com>,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH V5 7/9] arm64: dts: imx8mn: put USB controller into power-domains

Now that we have support for the power domain controller on the i.MX8MN,
we can put the USB controller in the respective power domain to allow
it to power down the PHY when possible.

Signed-off-by: Adam Ford <aford173@...il.com>
Reviewed-by: Lucas Stach <l.stach@...gutronix.de>

diff --git a/arch/arm64/boot/dts/freescale/imx8mn.dtsi b/arch/arm64/boot/dts/freescale/imx8mn.dtsi
index 52bf32be994f..5d851420254b 100644
--- a/arch/arm64/boot/dts/freescale/imx8mn.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mn.dtsi
@@ -1048,6 +1048,7 @@ usbotg1: usb@...40000 {
 				assigned-clock-parents = <&clk IMX8MN_SYS_PLL2_500M>;
 				phys = <&usbphynop1>;
 				fsl,usbmisc = <&usbmisc1 0>;
+				power-domains = <&pgc_otg1>;
 				status = "disabled";
 			};
 
-- 
2.32.0