configs: draco: remove spi flash support

The SPI FLASH was set in the early development phase for evaluations.
Any target use it anymore.

Signed-off-by: Enrico Leto <enrico.leto@siemens.com>
diff --git a/configs/draco-etamin_defconfig b/configs/draco-etamin_defconfig
index 4ac0abc..3d2b856 100644
--- a/configs/draco-etamin_defconfig
+++ b/configs/draco-etamin_defconfig
@@ -22,7 +22,6 @@
 CONFIG_ENV_OFFSET_REDUND=0xB80000
 CONFIG_SPL_FS_FAT=y
 CONFIG_SPL_LIBDISK_SUPPORT=y
-CONFIG_SPL_SPI_FLASH_SUPPORT=y
 CONFIG_SPL_SPI=y
 CONFIG_SYS_LOAD_ADDR=0x81000000
 CONFIG_ENV_VARS_UBOOT_CONFIG=y
@@ -45,9 +44,6 @@
 CONFIG_SPL_NAND_DRIVERS=y
 CONFIG_SPL_NAND_ECC=y
 CONFIG_SPL_NAND_BASE=y
-CONFIG_SPL_DM_SPI_FLASH=y
-CONFIG_SPL_SPI_LOAD=y
-CONFIG_SYS_SPI_U_BOOT_OFFS=0x20000
 CONFIG_SPL_WATCHDOG=y
 CONFIG_SPL_YMODEM_SUPPORT=y
 # CONFIG_SPL_AM33XX_ENABLE_RTC32K_OSC is not set
@@ -108,8 +104,6 @@
 CONFIG_SYS_NAND_OOBSIZE=0xe0
 CONFIG_SYS_NAND_U_BOOT_LOCATIONS=y
 CONFIG_SYS_NAND_U_BOOT_OFFS=0x200000
-CONFIG_DM_SPI_FLASH=y
-CONFIG_SPI_FLASH_WINBOND=y
 CONFIG_MTD_UBI_FASTMAP=y
 CONFIG_MTD_UBI_FASTMAP_AUTOCONVERT=1
 CONFIG_PHY_SMSC=y
diff --git a/configs/draco-rastaban_defconfig b/configs/draco-rastaban_defconfig
index 2149534..3ac16c3 100644
--- a/configs/draco-rastaban_defconfig
+++ b/configs/draco-rastaban_defconfig
@@ -21,7 +21,6 @@
 CONFIG_ENV_OFFSET_REDUND=0x2E0000
 CONFIG_SPL_FS_FAT=y
 CONFIG_SPL_LIBDISK_SUPPORT=y
-CONFIG_SPL_SPI_FLASH_SUPPORT=y
 CONFIG_SPL_SPI=y
 CONFIG_SYS_LOAD_ADDR=0x81000000
 CONFIG_ENV_VARS_UBOOT_CONFIG=y
@@ -44,9 +43,6 @@
 CONFIG_SPL_NAND_DRIVERS=y
 CONFIG_SPL_NAND_ECC=y
 CONFIG_SPL_NAND_BASE=y
-CONFIG_SPL_DM_SPI_FLASH=y
-CONFIG_SPL_SPI_LOAD=y
-CONFIG_SYS_SPI_U_BOOT_OFFS=0x20000
 CONFIG_SPL_WATCHDOG=y
 CONFIG_SPL_YMODEM_SUPPORT=y
 # CONFIG_SPL_AM33XX_ENABLE_RTC32K_OSC is not set
@@ -104,8 +100,6 @@
 CONFIG_SYS_NAND_OOBSIZE=0x40
 CONFIG_SYS_NAND_U_BOOT_LOCATIONS=y
 CONFIG_SYS_NAND_U_BOOT_OFFS=0x80000
-CONFIG_DM_SPI_FLASH=y
-CONFIG_SPI_FLASH_WINBOND=y
 CONFIG_MTD_UBI_FASTMAP=y
 CONFIG_MTD_UBI_FASTMAP_AUTOCONVERT=1
 CONFIG_PHY_SMSC=y
diff --git a/configs/draco-thuban_defconfig b/configs/draco-thuban_defconfig
index 1134624..63225d2 100644
--- a/configs/draco-thuban_defconfig
+++ b/configs/draco-thuban_defconfig
@@ -21,7 +21,6 @@
 CONFIG_ENV_OFFSET_REDUND=0x2E0000
 CONFIG_SPL_FS_FAT=y
 CONFIG_SPL_LIBDISK_SUPPORT=y
-CONFIG_SPL_SPI_FLASH_SUPPORT=y
 CONFIG_SPL_SPI=y
 CONFIG_SYS_LOAD_ADDR=0x81000000
 CONFIG_ENV_VARS_UBOOT_CONFIG=y
@@ -44,9 +43,6 @@
 CONFIG_SPL_NAND_DRIVERS=y
 CONFIG_SPL_NAND_ECC=y
 CONFIG_SPL_NAND_BASE=y
-CONFIG_SPL_DM_SPI_FLASH=y
-CONFIG_SPL_SPI_LOAD=y
-CONFIG_SYS_SPI_U_BOOT_OFFS=0x20000
 CONFIG_SPL_WATCHDOG=y
 CONFIG_SPL_YMODEM_SUPPORT=y
 # CONFIG_SPL_AM33XX_ENABLE_RTC32K_OSC is not set
@@ -104,8 +100,6 @@
 CONFIG_SYS_NAND_OOBSIZE=0x40
 CONFIG_SYS_NAND_U_BOOT_LOCATIONS=y
 CONFIG_SYS_NAND_U_BOOT_OFFS=0x80000
-CONFIG_DM_SPI_FLASH=y
-CONFIG_SPI_FLASH_WINBOND=y
 CONFIG_MTD_UBI_FASTMAP=y
 CONFIG_MTD_UBI_FASTMAP_AUTOCONVERT=1
 CONFIG_PHY_SMSC=y