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

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Message-Id: <20230824163922.2952403-4-Frank.Li@nxp.com>
Date:   Thu, 24 Aug 2023 12:39:20 -0400
From:   Frank Li <Frank.Li@....com>
To:     festevam@...il.com
Cc:     Frank.Li@....com, clin@...e.com, conor+dt@...nel.org,
        devicetree@...r.kernel.org, eagle.zhou@....com,
        imx@...ts.linux.dev, joy.zou@....com, kernel@...gutronix.de,
        krzysztof.kozlowski+dt@...aro.org, leoyang.li@....com,
        linux-arm-kernel@...ts.infradead.org, linux-imx@....com,
        linux-kernel@...r.kernel.org, pierre.gondois@....com,
        robh+dt@...nel.org, s.hauer@...gutronix.de, shawnguo@...nel.org,
        shenwei.wang@....com, sherry.sun@....com
Subject: [PATCH v2 2/3] arm64: dts: imx93: add dma support for lpuart[1..8]

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

Signed-off-by: Frank Li <Frank.Li@....com>
---
 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@...80000 {
 				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@...90000 {
 				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@...70000 {
 				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@...80000 {
 				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@...90000 {
 				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@...a0000 {
 				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@...90000 {
 				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@...a0000 {
 				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