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Date: Wed, 6 Dec 2023 08:57:04 +0800
From: Shawn Guo <shawnguo@kernel.org>
To: Xiaolei Wang <xiaolei.wang@windriver.com>
Cc: robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org,
	conor+dt@kernel.org, kernel@pengutronix.de, festevam@gmail.com,
	linux-imx@nxp.com, Frank.Li@nxp.com, marcel.ziswiler@toradex.com,
	qiangqing.zhang@nxp.com, s.hauer@pengutronix.de,
	devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH] arm64: dts: imx8qm: Add imx8qm's own pm to avoid panic
 during startup
Message-ID: <20231206005704.GL236001@dragon>
References: <20231110072531.1957891-1-xiaolei.wang@windriver.com>
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In-Reply-To: <20231110072531.1957891-1-xiaolei.wang@windriver.com>

On Fri, Nov 10, 2023 at 03:25:31PM +0800, Xiaolei Wang wrote:
> Add imx8qm's own pm, otherwise the following panic will
> occur during the startup process:
> 
>  Kernel panic - not syncing: Asynchronous SError Interrupt
>  Hardware name: Freescale i.MX8QM MEK (DT)
>  Workqueue: events_unbound deferred_probe_work_func
>  Call trace:
>   dump_backtrace+0x98/0xf0
>   show_stack+0x18/0x24
>   dump_stack_lvl+0x60/0xac
>   dump_stack+0x18/0x24
>   panic+0x340/0x3a0
>   nmi_panic+0x8c/0x90
>   arm64_serror_panic+0x6c/0x78
>   do_serror+0x3c/0x78
>   el1h_64_error_handler+0x38/0x50
>   el1h_64_error+0x64/0x68
>   fsl_edma_chan_mux+0x98/0xdc
>   fsl_edma_probe+0x278/0x898
>   platform_probe+0x68/0xd8
>   really_probe+0x110/0x27c
>   __driver_probe_device+0x78/0x12c
>   driver_probe_device+0x3c/0x118
>   __device_attach_driver+0xb8/0xf8
>   bus_for_each_drv+0x84/0xe4
>   __device_attach+0xfc/0x18c
>   device_initial_probe+0x14/0x20
> 
> Fixes: e4d7a330fb7a ("arm64: dts: imx8: add edma[0..3]")
> Signed-off-by: Xiaolei Wang <xiaolei.wang@windriver.com>

Applied, thanks!