linux-kernel - [PATCH] arm64: dts: fsl: imx8mq-evk: link regulator to VPU domain

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-Id: <20211205210144.1072721-1-aford173@gmail.com>
Date:   Sun,  5 Dec 2021 15:01:43 -0600
From:   Adam Ford <aford173@...il.com>
To:     linux-arm-kernel@...ts.infradead.org
Cc:     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>,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH] arm64: dts: fsl: imx8mq-evk: link regulator to VPU domain

The SW1C regulator powers the VPU and the state isn't guaranteed
to always be on.  Link the VPU power-domain to the regulator to
ensure it is turned on before using the power domain.

Signed-off-by: Adam Ford <aford173@...il.com>

diff --git a/arch/arm64/boot/dts/freescale/imx8mq-evk.dts b/arch/arm64/boot/dts/freescale/imx8mq-evk.dts
index b83df77195ec..6778306aff3b 100644
--- a/arch/arm64/boot/dts/freescale/imx8mq-evk.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mq-evk.dts
@@ -326,6 +326,10 @@ &pgc_gpu {
 	power-supply = <&sw1a_reg>;
 };
 
+&pgc_vpu {
+	power-supply = <&sw1c_reg>;
+};
+
 &qspi0 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_qspi>;
-- 
2.32.0