* [PATCH] arm64: dts: imx8mm: Change SDMA1 ahb clock for imx8mm
@ 2019-12-16 11:15 ` Adam Ford
0 siblings, 0 replies; 4+ messages in thread
From: Adam Ford @ 2019-12-16 11:15 UTC (permalink / raw)
To: linux-arm-kernel
Cc: Adam Ford, Rob Herring, Mark Rutland, Shawn Guo, Sascha Hauer,
Pengutronix Kernel Team, Fabio Estevam, NXP Linux Team,
Jacky Bai, devicetree, linux-kernel
Using SDMA1 with UART1 is causing a "Timeout waiting for CH0" error.
This patch changes to ahb clock from SDMA1_ROOT to AHB which
fixes the timeout error.
Fixes: a05ea40eb384 ("arm64: dts: imx: Add i.mx8mm dtsi support")
Signed-off-by: Adam Ford <aford173@gmail.com>
---
A similar fix was made to the i.MX8MQ for the same reason
diff --git a/arch/arm64/boot/dts/freescale/imx8mm.dtsi b/arch/arm64/boot/dts/freescale/imx8mm.dtsi
index 6edbdfe2d0d7..3d95b66a2d71 100644
--- a/arch/arm64/boot/dts/freescale/imx8mm.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mm.dtsi
@@ -740,7 +740,7 @@
reg = <0x30bd0000 0x10000>;
interrupts = <GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&clk IMX8MM_CLK_SDMA1_ROOT>,
- <&clk IMX8MM_CLK_SDMA1_ROOT>;
+ <&clk IMX8MM_CLK_AHB>;
clock-names = "ipg", "ahb";
#dma-cells = <3>;
fsl,sdma-ram-script-name = "imx/sdma/sdma-imx7d.bin";
--
2.20.1
^ permalink raw reply related [flat|nested] 4+ messages in thread
* [PATCH] arm64: dts: imx8mm: Change SDMA1 ahb clock for imx8mm
@ 2019-12-16 11:15 ` Adam Ford
0 siblings, 0 replies; 4+ messages in thread
From: Adam Ford @ 2019-12-16 11:15 UTC (permalink / raw)
To: linux-arm-kernel
Cc: Mark Rutland, devicetree, Fabio Estevam, Jacky Bai, Adam Ford,
Sascha Hauer, linux-kernel, Rob Herring, NXP Linux Team,
Pengutronix Kernel Team, Shawn Guo
Using SDMA1 with UART1 is causing a "Timeout waiting for CH0" error.
This patch changes to ahb clock from SDMA1_ROOT to AHB which
fixes the timeout error.
Fixes: a05ea40eb384 ("arm64: dts: imx: Add i.mx8mm dtsi support")
Signed-off-by: Adam Ford <aford173@gmail.com>
---
A similar fix was made to the i.MX8MQ for the same reason
diff --git a/arch/arm64/boot/dts/freescale/imx8mm.dtsi b/arch/arm64/boot/dts/freescale/imx8mm.dtsi
index 6edbdfe2d0d7..3d95b66a2d71 100644
--- a/arch/arm64/boot/dts/freescale/imx8mm.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mm.dtsi
@@ -740,7 +740,7 @@
reg = <0x30bd0000 0x10000>;
interrupts = <GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&clk IMX8MM_CLK_SDMA1_ROOT>,
- <&clk IMX8MM_CLK_SDMA1_ROOT>;
+ <&clk IMX8MM_CLK_AHB>;
clock-names = "ipg", "ahb";
#dma-cells = <3>;
fsl,sdma-ram-script-name = "imx/sdma/sdma-imx7d.bin";
--
2.20.1
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
^ permalink raw reply related [flat|nested] 4+ messages in thread
* Re: [PATCH] arm64: dts: imx8mm: Change SDMA1 ahb clock for imx8mm
2019-12-16 11:15 ` Adam Ford
@ 2019-12-23 7:37 ` Shawn Guo
-1 siblings, 0 replies; 4+ messages in thread
From: Shawn Guo @ 2019-12-23 7:37 UTC (permalink / raw)
To: Adam Ford
Cc: linux-arm-kernel, Rob Herring, Mark Rutland, Sascha Hauer,
Pengutronix Kernel Team, Fabio Estevam, NXP Linux Team,
Jacky Bai, devicetree, linux-kernel
On Mon, Dec 16, 2019 at 05:15:30AM -0600, Adam Ford wrote:
> Using SDMA1 with UART1 is causing a "Timeout waiting for CH0" error.
> This patch changes to ahb clock from SDMA1_ROOT to AHB which
> fixes the timeout error.
>
> Fixes: a05ea40eb384 ("arm64: dts: imx: Add i.mx8mm dtsi support")
>
> Signed-off-by: Adam Ford <aford173@gmail.com>
Applied, thanks.
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH] arm64: dts: imx8mm: Change SDMA1 ahb clock for imx8mm
@ 2019-12-23 7:37 ` Shawn Guo
0 siblings, 0 replies; 4+ messages in thread
From: Shawn Guo @ 2019-12-23 7:37 UTC (permalink / raw)
To: Adam Ford
Cc: Mark Rutland, devicetree, Jacky Bai, Sascha Hauer, linux-kernel,
Rob Herring, NXP Linux Team, Pengutronix Kernel Team,
Fabio Estevam, linux-arm-kernel
On Mon, Dec 16, 2019 at 05:15:30AM -0600, Adam Ford wrote:
> Using SDMA1 with UART1 is causing a "Timeout waiting for CH0" error.
> This patch changes to ahb clock from SDMA1_ROOT to AHB which
> fixes the timeout error.
>
> Fixes: a05ea40eb384 ("arm64: dts: imx: Add i.mx8mm dtsi support")
>
> Signed-off-by: Adam Ford <aford173@gmail.com>
Applied, thanks.
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2019-12-23 7:37 UTC | newest]
Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
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2019-12-16 11:15 [PATCH] arm64: dts: imx8mm: Change SDMA1 ahb clock for imx8mm Adam Ford
2019-12-16 11:15 ` Adam Ford
2019-12-23 7:37 ` Shawn Guo
2019-12-23 7:37 ` Shawn Guo
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