linux-kernel - [PATCH 5/7] arm64: dts: imx8mn: put USB controller into power-domains

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Date:   Tue,  5 Oct 2021 19:05:02 -0500
From:   Adam Ford <aford173@...il.com>
To:     linux-arm-kernel@...ts.infradead.org
Cc:     aford@...conembedded.com, Adam Ford <aford173@...il.com>,
        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>,
        Lucas Stach <l.stach@...gutronix.de>,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH 5/7] 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>
---
 arch/arm64/boot/dts/freescale/imx8mn.dtsi | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8mn.dtsi b/arch/arm64/boot/dts/freescale/imx8mn.dtsi
index 4191b5bfcdf3..ea994dd9fb03 100644
--- a/arch/arm64/boot/dts/freescale/imx8mn.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mn.dtsi
@@ -1021,6 +1021,7 @@ usbotg1: usb@...40000 {
 				assigned-clock-parents = <&clk IMX8MN_SYS_PLL2_500M>;
 				phys = <&usbphynop1>;
 				fsl,usbmisc = <&usbmisc1 0>;
+				power-domains = <&pgc_otg1>;
 				status = "disabled";
 			};
 
-- 
2.25.1