Re: [PATCH] arm64: dts: imx8qm: Add imx8qm's own pm to avoid panic during startup

Shawn Guo
2023-12-06T00:57:17Z

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!