ARM: dts: Add dra7 iodelay configuration

Add dra7 iodelay configuration.
Signed-off-by: NTony Lindgren <tony@atomide.com>
Signed-off-by: NNishanth Menon <nm@ti.com>
Signed-off-by: NKishon Vijay Abraham I <kishon@ti.com>

arch/arm/boot/dts/dra7.dtsi

@@ -418,6 +418,14 @@
 			reg = <0x40d00000 0x100>;
 		};
 
+		dra7_iodelay_core: padconf@4844a000 {
+			compatible = "ti,dra7-iodelay";
+			reg = <0x4844a000 0x0d1c>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			#pinctrl-cells = <2>;
+		};
+
 		sdma: dma-controller@4a056000 {
 			compatible = "ti,omap4430-sdma";
 			reg = <0x4a056000 0x1000>;

include/dt-bindings/pinctrl/dra.h

@@ -73,5 +73,8 @@
  */
 #define DRA7XX_CORE_IOPAD(pa, val)	(((pa) & 0xffff) - 0x3400) (val)
 
+/* DRA7 IODELAY configuration parameters */
+#define A_DELAY_PS(val)			((val) & 0xffff)
+#define G_DELAY_PS(val)			((val) & 0xffff)
 #endif