| From | Greg Kroah-Hartman <> | Subject | [PATCH 5.6 178/194] arm64: dts: imx8mn: Change SDMA1 ahb clock for imx8mn | Date | Mon, 18 May 2020 19:37:48 +0200 |
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From: Adam Ford <aford173@gmail.com>
commit 15ddc3e17aec0de4c69d595b873e184432b9791d 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: 6c3debcbae47 ("arm64: dts: freescale: Add i.MX8MN 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>
--- arch/arm64/boot/dts/freescale/imx8mn.dtsi | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/arch/arm64/boot/dts/freescale/imx8mn.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mn.dtsi @@ -661,7 +661,7 @@ reg = <0x30bd0000 0x10000>; interrupts = <GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH>; clocks = <&clk IMX8MN_CLK_SDMA1_ROOT>, - <&clk IMX8MN_CLK_SDMA1_ROOT>; + <&clk IMX8MN_CLK_AHB>; clock-names = "ipg", "ahb"; #dma-cells = <3>; fsl,sdma-ram-script-name = "imx/sdma/sdma-imx7d.bin";
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