ARM: shmobile: r8a7794: dtsi: add internal delay for i2c IPs

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

arch/arm/boot/dts/r8a7794.dtsi

@@ -518,6 +518,7 @@ i2c0: i2c@e6508000 {
 		power-domains = <&cpg_clocks>;
 		#address-cells = <1>;
 		#size-cells = <0>;
+		i2c-scl-internal-delay-ns = <6>;
 		status = "disabled";
 	};
 
@@ -529,6 +530,7 @@ i2c1: i2c@e6518000 {
 		power-domains = <&cpg_clocks>;
 		#address-cells = <1>;
 		#size-cells = <0>;
+		i2c-scl-internal-delay-ns = <6>;
 		status = "disabled";
 	};
 
@@ -540,6 +542,7 @@ i2c2: i2c@e6530000 {
 		power-domains = <&cpg_clocks>;
 		#address-cells = <1>;
 		#size-cells = <0>;
+		i2c-scl-internal-delay-ns = <6>;
 		status = "disabled";
 	};
 
@@ -551,6 +554,7 @@ i2c3: i2c@e6540000 {
 		power-domains = <&cpg_clocks>;
 		#address-cells = <1>;
 		#size-cells = <0>;
+		i2c-scl-internal-delay-ns = <6>;
 		status = "disabled";
 	};
 
@@ -562,6 +566,7 @@ i2c4: i2c@e6520000 {
 		power-domains = <&cpg_clocks>;
 		#address-cells = <1>;
 		#size-cells = <0>;
+		i2c-scl-internal-delay-ns = <6>;
 		status = "disabled";
 	};
 
@@ -573,6 +578,7 @@ i2c5: i2c@e6528000 {
 		power-domains = <&cpg_clocks>;
 		#address-cells = <1>;
 		#size-cells = <0>;
+		i2c-scl-internal-delay-ns = <6>;
 		status = "disabled";
 	};