ARM: dts: enable hdmi for exynos5800-peach-pi

Enable hdmi for peach-pi board.
Signed-off-by: Rahul Sharma <rahul.sharma@samsung.com>
Acked-by: Tomasz Figa <t.figa@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>

arch/arm/boot/dts/exynos5800-peach-pi.dts

@@ -72,6 +72,13 @@ power_key_irq: power-key-irq {
 		samsung,pin-pud = <0>;
 		samsung,pin-drv = <0>;
 	};
+
+	hdmi_hpd_irq: hdmi-hpd-irq {
+		samsung,pins = "gpx3-7";
+		samsung,pin-function = <0>;
+		samsung,pin-pud = <1>;
+		samsung,pin-drv = <0>;
+	};
 };
 
 &rtc {
@@ -134,6 +141,21 @@ tpm@20 {
 	};
 };
 
+&i2c_2 {
+	status = "okay";
+	samsung,i2c-sda-delay = <100>;
+	samsung,i2c-max-bus-freq = <66000>;
+	samsung,i2c-slave-addr = <0x50>;
+};
+
+&hdmi {
+	status = "okay";
+	hpd-gpio = <&gpx3 7 GPIO_ACTIVE_HIGH>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&hdmi_hpd_irq>;
+	ddc = <&i2c_2>;
+};
+
 /*
  * Use longest HW watchdog in SoC (32 seconds) since the hardware
  * watchdog provides no debugging information (compared to soft/hard