exynos: dts: Drop the old TPS65090 I2C node

While the AP can access the main PMIC on snow, it must coordinate with the
EC which also wants access. Drop the old definition, which can in principle
generate collision errors. We will use the new arbitration driver instead.

Signed-off-by: Simon Glass <sjg@chromium.org>

arch/arm/dts/exynos5250-snow.dts

@@ -95,22 +95,6 @@
 		};
 	};
 
-
-	i2c4: i2c@12CA0000 {
-		cros_ec_old: cros-ec@1e {
-			reg = <0x1e>;
-			compatible = "google,cros-ec-i2c";
-			i2c-max-frequency = <100000>;
-			u-boot,i2c-offset-len = <0>;
-			ec-interrupt = <&gpx1 6 GPIO_ACTIVE_LOW>;
-		};
-
-		power-regulator@48 {
-			compatible = "ti,tps65090";
-			reg = <0x48>;
-		};
-	};
-
 	i2c-arbitrator {
 		compatible = "i2c-arb-gpio-challenge";
 		#address-cells = <1>;