[V2,16/18] ARM: dts: imx7ulp: add dma configurations for lpi2c

Message ID 20210406113306.2633595-17-xiaoning.wang@nxp.com
State New
Headers show
Series
  • i2c: imx-lpi2c: New features and bug fixes
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Commit Message

Clark Wang April 6, 2021, 11:33 a.m.
Enable dma support for all lpi2c nodes.

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

Patch

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@402b0000 {
 			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@402c0000 {
 			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@402d0000 {
@@ -361,6 +365,8 @@  lpi2c6: i2c@40a40000 {
 			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@40a50000 {
 			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";
 		};