Convert CONFIG_DEFAULT_SPI_* to Kconfig
This converts the following to Kconfig:
CONFIG_DEFAULT_SPI_BUS
CONFIG_DEFAULT_SPI_MODE
Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
diff --git a/configs/mx28evk_spi_defconfig b/configs/mx28evk_spi_defconfig
index 3198baf..cb5b1b3 100644
--- a/configs/mx28evk_spi_defconfig
+++ b/configs/mx28evk_spi_defconfig
@@ -22,6 +22,7 @@
CONFIG_CMD_NAND_TRIMFFS=y
CONFIG_CMD_SF=y
CONFIG_CMD_SPI=y
+CONFIG_DEFAULT_SPI_BUS=2
CONFIG_CMD_USB=y
CONFIG_CMD_DHCP=y
CONFIG_CMD_MII=y