imx6: aristainetos: convert gpio pins to DM and DTS

Enable DM_GPIO, GPIO_HOG, LED and LED_GPIO as gpio
and LEDs are now defined in DTS. Enable also here
the pinctrl driver, so pinmux setup is also done.

Signed-off-by: Heiko Schocher <hs@denx.de>
diff --git a/configs/aristainetos2_defconfig b/configs/aristainetos2_defconfig
index 52c28d9..3d36f38 100644
--- a/configs/aristainetos2_defconfig
+++ b/configs/aristainetos2_defconfig
@@ -28,6 +28,7 @@
 CONFIG_CMD_I2C=y
 CONFIG_CMD_MMC=y
 CONFIG_CMD_NAND_TRIMFFS=y
+# CONFIG_CMD_PINMUX is not set
 # CONFIG_CMD_SATA is not set
 CONFIG_CMD_USB=y
 CONFIG_CMD_DHCP=y
@@ -53,6 +54,11 @@
 CONFIG_SYS_REDUNDAND_ENVIRONMENT=y
 CONFIG_ENV_OFFSET_REDUND=0xE0000
 CONFIG_SYS_RELOC_GD_ENV_ADDR=y
+CONFIG_DM_GPIO=y
+CONFIG_GPIO_HOG=y
+CONFIG_DM_PCA953X=y
+CONFIG_LED=y
+CONFIG_LED_GPIO=y
 CONFIG_DM_MMC=y
 CONFIG_FSL_USDHC=y
 CONFIG_MTD=y
@@ -70,6 +76,8 @@
 CONFIG_PHY_MICREL=y
 CONFIG_PHY_MICREL_KSZ90X1=y
 CONFIG_MII=y
+CONFIG_PINCTRL=y
+CONFIG_PINCTRL_IMX6=y
 CONFIG_PWM_IMX=y
 CONFIG_DM_SERIAL=y
 CONFIG_SPI=y