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But miss update imx8qm-ss-dma.dtsi. The commit 5a8e9b022e569 ("arm64: dts: imx8qm-ss-dma: Pass lpuart dma-names") just simple add dma-names as binding doc requirement. Correct lpuart0 - lpuart3 dma rx and tx channels, and use defines for the FSL_EDMA_RX flag. Fixes: 5a8e9b022e56 ("arm64: dts: imx8qm-ss-dma: Pass lpuart dma-names") Signed-off-by: Sherry Sun --- Changes in V2: 1. Correct the fixes commit as Frank and Alexander suggested. --- arch/arm64/boot/dts/freescale/imx8qm-ss-dma.dtsi | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/arch/arm64/boot/dts/freescale/imx8qm-ss-dma.dtsi b/arch/arm64/boot/dts/freescale/imx8qm-ss-dma.dtsi index 5f24850bf322..974e193f8dcb 100644 --- a/arch/arm64/boot/dts/freescale/imx8qm-ss-dma.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8qm-ss-dma.dtsi @@ -172,25 +172,25 @@ &flexcan3 { &lpuart0 { compatible = "fsl,imx8qm-lpuart", "fsl,imx8qxp-lpuart"; - dmas = <&edma2 13 0 0>, <&edma2 12 0 1>; + dmas = <&edma2 12 0 FSL_EDMA_RX>, <&edma2 13 0 0>; dma-names = "rx","tx"; }; &lpuart1 { compatible = "fsl,imx8qm-lpuart", "fsl,imx8qxp-lpuart"; - dmas = <&edma2 15 0 0>, <&edma2 14 0 1>; + dmas = <&edma2 14 0 FSL_EDMA_RX>, <&edma2 15 0 0>; dma-names = "rx","tx"; }; &lpuart2 { compatible = "fsl,imx8qm-lpuart", "fsl,imx8qxp-lpuart"; - dmas = <&edma2 17 0 0>, <&edma2 16 0 1>; + dmas = <&edma2 16 0 FSL_EDMA_RX>, <&edma2 17 0 0>; dma-names = "rx","tx"; }; &lpuart3 { compatible = "fsl,imx8qm-lpuart", "fsl,imx8qxp-lpuart"; - dmas = <&edma2 19 0 0>, <&edma2 18 0 1>; + dmas = <&edma2 18 0 FSL_EDMA_RX>, <&edma2 19 0 0>; dma-names = "rx","tx"; }; -- 2.34.1