linux-kernel - [PATCH V3 07/10] arm64: dts: imx8mm: Fix VPU Hanging

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Message-Id: <20220124023125.414794-8-aford173@gmail.com>
Date:   Sun, 23 Jan 2022 20:31:21 -0600
From:   Adam Ford <aford173@...il.com>
To:     linux-media@...r.kernel.org
Cc:     linux-arm-kernel@...ts.infradead.org, shawnguo@...nel.org,
        aford@...conembedded.com, Adam Ford <aford173@...il.com>,
        Ezequiel Garcia <ezequiel@...guardiasur.com.ar>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Rob Herring <robh+dt@...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>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Lucas Stach <l.stach@...gutronix.de>,
        linux-rockchip@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-staging@...ts.linux.dev
Subject: [PATCH V3 07/10] arm64: dts: imx8mm: Fix VPU Hanging

The vpumix power domain has a reset assigned to it, however
when used, it causes a system hang.  Testing has shown that
it does not appear to be needed anywhere.

Fixes: d39d4bb15310 ("arm64: dts: imx8mm: add GPC node")
Signed-off-by: Adam Ford <aford173@...il.com>

diff --git a/arch/arm64/boot/dts/freescale/imx8mm.dtsi b/arch/arm64/boot/dts/freescale/imx8mm.dtsi
index f77f90ed416f..0c7a72c51a31 100644
--- a/arch/arm64/boot/dts/freescale/imx8mm.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mm.dtsi
@@ -707,7 +707,6 @@ pgc_vpumix: power-domain@6 {
 						clocks = <&clk IMX8MM_CLK_VPU_DEC_ROOT>;
 						assigned-clocks = <&clk IMX8MM_CLK_VPU_BUS>;
 						assigned-clock-parents = <&clk IMX8MM_SYS_PLL1_800M>;
-						resets = <&src IMX8MQ_RESET_VPU_RESET>;
 					};
 
 					pgc_vpu_g1: power-domain@7 {
-- 
2.32.0