Convert CONFIG_FSL_QIXIS et al to Kconfig

This converts the following to Kconfig:
   CONFIG_FSL_QIXIS
   CONFIG_QIXIS_I2C_ACCESS

Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/configs/ls1046aqds_sdcard_ifc_defconfig b/configs/ls1046aqds_sdcard_ifc_defconfig
index ffc3517..10e83f7 100644
--- a/configs/ls1046aqds_sdcard_ifc_defconfig
+++ b/configs/ls1046aqds_sdcard_ifc_defconfig
@@ -19,6 +19,8 @@
 CONFIG_VID_FLS_ENV="ls1046aqds_vdd_mv"
 CONFIG_VOL_MONITOR_INA220=y
 CONFIG_VOL_MONITOR_IR36021_SET=y
+CONFIG_FSL_QIXIS=y
+# CONFIG_QIXIS_I2C_ACCESS is not set
 CONFIG_FSL_LS_PPA=y
 CONFIG_SPL_MMC=y
 CONFIG_SPL_SERIAL=y