From: Xiaolei Wang <xiaolei.wang@windriver.com>
To: robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org,
conor+dt@kernel.org, kernel@pengutronix.de, shawnguo@kernel.org,
festevam@gmail.com, linux-imx@nxp.com, Frank.Li@nxp.com,
marcel.ziswiler@toradex.com, qiangqing.zhang@nxp.com,
s.hauer@pengutronix.de
Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org
Subject: [PATCH] arm64: dts: imx8qm: Add imx8qm's own pm to avoid panic during startup
Date: Fri, 10 Nov 2023 15:25:31 +0800 [thread overview]
Message-ID: <20231110072531.1957891-1-xiaolei.wang@windriver.com> (raw)
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(+)
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>;
};
--
2.25.1
next reply other threads:[~2023-11-10 7:26 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-11-10 7:25 Xiaolei Wang [this message]
2023-12-06 0:57 ` [PATCH] arm64: dts: imx8qm: Add imx8qm's own pm to avoid panic during startup Shawn Guo
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