ARM: dts: omap2/3: Drop dmas property from I2C node

DMA was never supported by i2c-omap driver and the bindings were never
documented. Therefore drop the entries in preparation to moving
bindings to YAML schema.
Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
Reviewed-by: Grygorii Strashko <grygorii.strashko@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

arch/arm/boot/dts/dm816x.dtsi

@@ -314,8 +314,6 @@ i2c1: i2c@48028000 {
 			#address-cells = <1>;
 			#size-cells = <0>;
 			interrupts = <70>;
-			dmas = <&edma 58 0 &edma 59 0>;
-			dma-names = "tx", "rx";
 		};
 
 		i2c2: i2c@4802a000 {
@@ -325,8 +323,6 @@ i2c2: i2c@4802a000 {
 			#address-cells = <1>;
 			#size-cells = <0>;
 			interrupts = <71>;
-			dmas = <&edma 60 0 &edma 61 0>;
-			dma-names = "tx", "rx";
 		};
 
 		intc: interrupt-controller@48200000 {

arch/arm/boot/dts/omap2.dtsi

@@ -120,8 +120,6 @@ i2c1: i2c@48070000 {
 			#address-cells = <1>;
 			#size-cells = <0>;
 			interrupts = <56>;
-			dmas = <&sdma 27 &sdma 28>;
-			dma-names = "tx", "rx";
 		};
 
 		i2c2: i2c@48072000 {
@@ -131,8 +129,6 @@ i2c2: i2c@48072000 {
 			#address-cells = <1>;
 			#size-cells = <0>;
 			interrupts = <57>;
-			dmas = <&sdma 29 &sdma 30>;
-			dma-names = "tx", "rx";
 		};
 
 		mcspi1: spi@48098000 {

arch/arm/boot/dts/omap3.dtsi

@@ -403,8 +403,6 @@ i2c1: i2c@48070000 {
 			compatible = "ti,omap3-i2c";
 			reg = <0x48070000 0x80>;
 			interrupts = <56>;
-			dmas = <&sdma 27 &sdma 28>;
-			dma-names = "tx", "rx";
 			#address-cells = <1>;
 			#size-cells = <0>;
 			ti,hwmods = "i2c1";
@@ -414,8 +412,6 @@ i2c2: i2c@48072000 {
 			compatible = "ti,omap3-i2c";
 			reg = <0x48072000 0x80>;
 			interrupts = <57>;
-			dmas = <&sdma 29 &sdma 30>;
-			dma-names = "tx", "rx";
 			#address-cells = <1>;
 			#size-cells = <0>;
 			ti,hwmods = "i2c2";
@@ -425,8 +421,6 @@ i2c3: i2c@48060000 {
 			compatible = "ti,omap3-i2c";
 			reg = <0x48060000 0x80>;
 			interrupts = <61>;
-			dmas = <&sdma 25 &sdma 26>;
-			dma-names = "tx", "rx";
 			#address-cells = <1>;
 			#size-cells = <0>;
 			ti,hwmods = "i2c3";