[PATCH v2 2/3] arm64: dts: imx93: add dma support for lpuart[1..8]

From: Frank Li
Date: Thu Aug 24 2023 - 12:40:45 EST


Add dma support for lpuart[1..8].

Signed-off-by: Frank Li <Frank.Li@xxxxxxx>
---
arch/arm64/boot/dts/freescale/imx93.dtsi | 16 ++++++++++++++++
1 file changed, 16 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx93.dtsi b/arch/arm64/boot/dts/freescale/imx93.dtsi
index acdca18673b7..849543d35ed7 100644
--- a/arch/arm64/boot/dts/freescale/imx93.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx93.dtsi
@@ -336,6 +336,8 @@ lpuart1: serial@44380000 {
interrupts = <GIC_SPI 19 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&clk IMX93_CLK_LPUART1_GATE>;
clock-names = "ipg";
+ dmas = <&edma1 16 0 0>, <&edma1 17 0 1>;
+ dma-names = "tx", "rx";
status = "disabled";
};

@@ -345,6 +347,8 @@ lpuart2: serial@44390000 {
interrupts = <GIC_SPI 20 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&clk IMX93_CLK_LPUART2_GATE>;
clock-names = "ipg";
+ dmas = <&edma1 18 0 0>, <&edma1 19 0 1>;
+ dma-names = "tx", "rx";
status = "disabled";
};

@@ -666,6 +670,8 @@ lpuart3: serial@42570000 {
interrupts = <GIC_SPI 68 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&clk IMX93_CLK_LPUART3_GATE>;
clock-names = "ipg";
+ dmas = <&edma2 17 0 0>, <&edma2 18 0 1>;
+ dma-names = "tx","rx";
status = "disabled";
};

@@ -675,6 +681,8 @@ lpuart4: serial@42580000 {
interrupts = <GIC_SPI 69 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&clk IMX93_CLK_LPUART4_GATE>;
clock-names = "ipg";
+ dmas = <&edma2 19 0 0>, <&edma2 20 0 1>;
+ dma-names = "tx","rx";
status = "disabled";
};

@@ -684,6 +692,8 @@ lpuart5: serial@42590000 {
interrupts = <GIC_SPI 70 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&clk IMX93_CLK_LPUART5_GATE>;
clock-names = "ipg";
+ dmas = <&edma2 21 0 0>, <&edma2 22 0 1>;
+ dma-names = "tx","rx";
status = "disabled";
};

@@ -693,6 +703,8 @@ lpuart6: serial@425a0000 {
interrupts = <GIC_SPI 71 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&clk IMX93_CLK_LPUART6_GATE>;
clock-names = "ipg";
+ dmas = <&edma2 23 0 0>, <&edma2 24 0 1>;
+ dma-names = "tx","rx";
status = "disabled";
};

@@ -731,6 +743,8 @@ lpuart7: serial@42690000 {
interrupts = <GIC_SPI 210 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&clk IMX93_CLK_LPUART7_GATE>;
clock-names = "ipg";
+ dmas = <&edma2 87 0 0>, <&edma2 88 0 1>;
+ dma-names = "tx","rx";
status = "disabled";
};

@@ -740,6 +754,8 @@ lpuart8: serial@426a0000 {
interrupts = <GIC_SPI 211 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&clk IMX93_CLK_LPUART8_GATE>;
clock-names = "ipg";
+ dmas = <&edma2 89 0 0>, <&edma2 90 0 1>;
+ dma-names = "tx","rx";
status = "disabled";
};

--
2.34.1