qcom: ipq4019: add i2c node to ipq4019 SoC and DK01 device tree

This will allow boards to enable the I2C bus

CC: Sricharan R <srichara@qti.qualcomm.com>
Signed-off-by: NMatthew McClintock <mmcclint@codeaurora.org>
Signed-off-by: NAndy Gross <andy.gross@linaro.org>

arch/arm/boot/dts/qcom-ipq4019.dtsi

@@ -25,6 +25,7 @@
 
 	aliases {
 		spi0 = &spi_0;
+		i2c0 = &i2c_0;
 	};
 
 	cpus {
@@ -126,6 +127,18 @@
 			status = "disabled";
 		};
 
+		i2c_0: i2c@78b7000 {
+			compatible = "qcom,i2c-qup-v2.2.1";
+			reg = <0x78b7000 0x6000>;
+			interrupts = <GIC_SPI 97 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&gcc GCC_BLSP1_AHB_CLK>,
+				 <&gcc GCC_BLSP1_QUP2_I2C_APPS_CLK>;
+			clock-names = "iface", "core";
+			#address-cells = <1>;
+			#size-cells = <0>;
+			status = "disabled";
+		};
+
                 acc0: clock-controller@b088000 {
                         compatible = "qcom,kpss-acc-v1";
                         reg = <0x0b088000 0x1000>, <0xb008000 0x1000>;