ARM: dts: imx6ul-pico-hobbit: Extend peripherals support

This adds following peripherals support:

 - ADC
 - GPIO LED
 - GPIOs
Signed-off-by: NFabio Estevam <festevam@gmail.com>
Signed-off-by: NOtavio Salvador <otavio@ossystems.com.br>
Signed-off-by: NShawn Guo <shawnguo@kernel.org>

arch/arm/boot/dts/imx6ul-pico-hobbit.dts

@@ -14,6 +14,8 @@
 
 	leds {
 		compatible = "gpio-leds";
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_gpio_leds>;
 
 		led {
 			label = "gpio-led";
@@ -67,4 +69,32 @@
 		touchscreen-size-x = <800>;
 		touchscreen-size-y = <480>;
 	};
+
+	adc081c: adc@50 {
+		compatible = "ti,adc081c";
+		reg = <0x50>;
+		vref-supply = <&reg_3p3v>;
+	};
+};
+
+&iomuxc {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_hog>;
+
+	pinctrl_hog: hoggrp {
+		fsl,pins = <
+			MX6UL_PAD_CSI_VSYNC__GPIO4_IO19		0x10b0
+			MX6UL_PAD_CSI_DATA00__GPIO4_IO21	0x10b0
+			MX6UL_PAD_CSI_DATA01__GPIO4_IO22	0x10b0
+			MX6UL_PAD_CSI_DATA02__GPIO4_IO23	0x10b0
+			MX6UL_PAD_UART1_CTS_B__GPIO1_IO18	0x10b0
+			MX6UL_PAD_SNVS_TAMPER2__GPIO5_IO02	0x10b0
+		>;
+	};
+
+	pinctrl_gpio_leds: gpioledsgrp {
+		fsl,pins = <
+			MX6UL_PAD_UART4_RX_DATA__GPIO1_IO29	0x10b0
+		>;
+	};
 };