config FIRMWARE bool "Enable Firmware driver support" config SPL_FIRMWARE bool "Enable Firmware driver support in SPL" depends on FIRMWARE config SPL_ARM_PSCI_FW bool select SPL_FIRMWARE config ARM_PSCI_FW bool select FIRMWARE config TI_SCI_PROTOCOL tristate "TI System Control Interface (TISCI) Message Protocol" depends on K3_SEC_PROXY select FIRMWARE select SPL_FIRMWARE if SPL help TI System Control Interface (TISCI) Message Protocol is used to manage compute systems such as ARM, DSP etc with the system controller in complex System on Chip (SoC) such as those found on certain K3 generation SoC from TI. This protocol library is used by client drivers to use the features provided by the system controller. config ZYNQMP_FIRMWARE bool "ZynqMP Firmware interface" select FIRMWARE help Firmware interface driver is used by different drivers to communicate with the firmware for various platform management services. Say yes to enable ZynqMP firmware interface driver. If in doubt, say N. config ARM_SMCCC_FEATURES bool "Arm SMCCC features discovery" depends on ARM_PSCI_FW help Discover Arm SMCCC features for which a U-Boot driver is defined. When enabled, the PSCI driver is always probed and binds dirvers registered to the Arm SMCCC services if any and reported as supported by the SMCCC firmware. source "drivers/firmware/scmi/Kconfig"