ARM: dts: colibri-imx6ull: fix snvs pinmux group

A pin controlled by the iomuxc-snvs pin controller must be
specified under the dtb's iomuxc-snvs node.

Move the one and only pin of that category from the iomuxc node
and set the pinctrl-0 using it accordingly.

Fixes: 2aa9d620 ("ARM: dts: imx6ull-colibri: add touchscreen device nodes")
Signed-off-by: Max Krummenacher <max.krummenacher@toradex.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

arch/arm/boot/dts/imx6ull-colibri.dtsi

@@ -166,7 +166,7 @@ &i2c1 {
 	atmel_mxt_ts: touchscreen@4a {
 		compatible = "atmel,maxtouch";
 		pinctrl-names = "default";
-		pinctrl-0 = <&pinctrl_atmel_conn>;
+		pinctrl-0 = <&pinctrl_atmel_conn &pinctrl_atmel_snvs_conn>;
 		reg = <0x4a>;
 		interrupt-parent = <&gpio5>;
 		interrupts = <4 IRQ_TYPE_EDGE_FALLING>;       /* SODIMM 107 / INT */
@@ -331,7 +331,6 @@ MX6UL_PAD_ENET1_TX_EN__GPIO2_IO05       0xb0a0  /* SODIMM 30 */
 	pinctrl_atmel_conn: atmelconngrp {
 		fsl,pins = <
 			MX6UL_PAD_JTAG_MOD__GPIO1_IO10          0xb0a0  /* SODIMM 106 */
-			MX6ULL_PAD_SNVS_TAMPER4__GPIO5_IO04     0xb0a0	/* SODIMM 107 */
 		>;
 	};
 
@@ -684,6 +683,12 @@ MX6UL_PAD_LCD_RESET__WDOG1_WDOG_ANY    0x30b0
 };
 
 &iomuxc_snvs {
+	pinctrl_atmel_snvs_conn: atmelsnvsconngrp {
+		fsl,pins = <
+			MX6ULL_PAD_SNVS_TAMPER4__GPIO5_IO04     0xb0a0	/* SODIMM 107 */
+		>;
+	};
+
 	pinctrl_snvs_gpio1: snvsgpio1grp {
 		fsl,pins = <
 			MX6ULL_PAD_SNVS_TAMPER6__GPIO5_IO06	0x110a0	/* SODIMM 93 */