linux-kernel - [PATCH V2 16/18] ARM: dts: imx7ulp: add dma configurations for lpi2c

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Message-Id: <20210406113306.2633595-17-xiaoning.wang@nxp.com>
Date:   Tue,  6 Apr 2021 19:33:04 +0800
From:   Clark Wang <xiaoning.wang@....com>
To:     aisheng.dong@....com, robh+dt@...nel.org, shawnguo@...nel.org,
        s.hauer@...gutronix.de, festevam@...il.com
Cc:     kernel@...gutronix.de, linux-imx@....com,
        linux-i2c@...r.kernel.org, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [PATCH V2 16/18] ARM: dts: imx7ulp: add dma configurations for lpi2c

Enable dma support for all lpi2c nodes.

Signed-off-by: Clark Wang <xiaoning.wang@....com>
---
V2 changes:
 - New patch added in V2
---
 arch/arm/boot/dts/imx7ulp.dtsi | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/arch/arm/boot/dts/imx7ulp.dtsi b/arch/arm/boot/dts/imx7ulp.dtsi
index 0c51fa79c0bc..a6681836ca05 100644
--- a/arch/arm/boot/dts/imx7ulp.dtsi
+++ b/arch/arm/boot/dts/imx7ulp.dtsi
@@ -157,6 +157,8 @@ lpi2c4: lpi2c4@...b0000 {
 			assigned-clocks = <&pcc2 IMX7ULP_CLK_LPI2C4>;
 			assigned-clock-parents = <&scg1 IMX7ULP_CLK_FIRC>;
 			assigned-clock-rates = <48000000>;
+			dmas = <&edma1 0 10>, <&edma1 0 9>;
+			dma-names = "tx","rx";
 			status = "disabled";
 		};
 
@@ -170,6 +172,8 @@ lpi2c5: lpi2c5@...c0000 {
 			assigned-clocks = <&pcc2 IMX7ULP_CLK_LPI2C5>;
 			assigned-clock-parents = <&scg1 IMX7ULP_CLK_FIRC>;
 			assigned-clock-rates = <48000000>;
+			dmas = <&edma1 0 12>, <&edma1 0 11>;
+			dma-names = "tx","rx";
 		};
 
 		lpuart4: serial@...d0000 {
@@ -361,6 +365,8 @@ lpi2c6: i2c@...40000 {
 			assigned-clocks = <&pcc3 IMX7ULP_CLK_LPI2C6>;
 			assigned-clock-parents = <&scg1 IMX7ULP_CLK_FIRC>;
 			assigned-clock-rates = <48000000>;
+			dmas = <&edma1 0 14>, <&edma1 0 13>;
+			dma-names = "tx","rx";
 			status = "disabled";
 		};
 
@@ -374,6 +380,8 @@ lpi2c7: i2c@...50000 {
 			assigned-clocks = <&pcc3 IMX7ULP_CLK_LPI2C7>;
 			assigned-clock-parents = <&scg1 IMX7ULP_CLK_FIRC>;
 			assigned-clock-rates = <48000000>;
+			dmas = <&edma1 0 16>, <&edma1 0 15>;
+			dma-names = "tx","rx";
 			status = "disabled";
 		};
 
-- 
2.25.1