| Message ID | 20231110072531.1957891-1-xiaolei.wang@windriver.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | arm64: dts: imx8qm: Add imx8qm's own pm to avoid panic during startup | expand |
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!
diff --git a/arch/arm64/boot/dts/freescale/imx8qm-ss-dma.dtsi b/arch/arm64/boot/dts/freescale/imx8qm-ss-dma.dtsi index 01539df335f8..8439dd6b3935 100644 --- a/arch/arm64/boot/dts/freescale/imx8qm-ss-dma.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8qm-ss-dma.dtsi @@ -96,6 +96,17 @@ &edma2 { status = "okay"; }; +&edma3 { + power-domains = <&pd IMX_SC_R_DMA_1_CH0>, + <&pd IMX_SC_R_DMA_1_CH1>, + <&pd IMX_SC_R_DMA_1_CH2>, + <&pd IMX_SC_R_DMA_1_CH3>, + <&pd IMX_SC_R_DMA_1_CH4>, + <&pd IMX_SC_R_DMA_1_CH5>, + <&pd IMX_SC_R_DMA_1_CH6>, + <&pd IMX_SC_R_DMA_1_CH7>; +}; + &flexcan1 { fsl,clk-source = /bits/ 8 <1>; };
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> --- arch/arm64/boot/dts/freescale/imx8qm-ss-dma.dtsi | 11 +++++++++++ 1 file changed, 11 insertions(+)