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arm64: dts: imx8mm: Change SDMA1 ahb clock for imx8mm

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commit 24a572bf67994223e722cadfe663e15ba221882a upstream.

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:  a05ea40eb3 ("arm64: dts: imx: Add i.mx8mm dtsi support")
Signed-off-by: Adam Ford <aford173@gmail.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Adam Ford 2019-12-16 05:15:30 -06:00 • committed by Greg Kroah-Hartman
commit 289ecfaadf
1 changed files with 1 additions and 1 deletions
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2
arch/arm64/boot/dts/freescale/imx8mm.dtsi
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@ -741,7 +741,7 @@
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";