Convert CONFIG_SPL_GPIO_SUPPORT to Kconfig
Move this option to Kconfig and tidy up existing uses.
Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/configs/mx28evk_auart_console_defconfig b/configs/mx28evk_auart_console_defconfig
index e45ed72..c1a6e01 100644
--- a/configs/mx28evk_auart_console_defconfig
+++ b/configs/mx28evk_auart_console_defconfig
@@ -1,5 +1,6 @@
CONFIG_ARM=y
CONFIG_TARGET_MX28EVK=y
+CONFIG_SPL_GPIO_SUPPORT=y
CONFIG_SYS_EXTRA_OPTIONS="MXS_AUART,MXS_AUART_BASE=MXS_UARTAPP3_BASE,ENV_IS_IN_MMC"
CONFIG_BOOTDELAY=1
CONFIG_VERSION_VARIABLE=y