supports MMC, NAND and YMODEM and other methods loading of U-Boot
and the Linux Kernel. If unsure, say Y.
+config HANDOFF
+ bool "Pass hand-off information from SPL to U-Boot proper"
+ depends on BLOBLIST
+ help
+ It is useful to be able to pass information from SPL to U-Boot
+ proper to preserve state that is known in SPL and is needed in U-Boot.
+ Enable this to locate the handoff information in U-Boot proper, early
+ in boot. It is available in gd->handoff. The state state is set up
+ in SPL (or TPL if that is being used).
+
if SPL
+config SPL_HANDOFF
+ bool "Pass hand-off information from SPL to U-Boot proper"
+ depends on HANDOFF
+ default y
+ help
+ This option enables SPL to write handoff information. This can be
+ used to pass information like the size of SDRAM from SPL to U-Boot
+ proper. Also SPL can receive information from TPL in the same place
+ if that is enabled.
+
config SPL_LDSCRIPT
string "Linker script for the SPL stage"
default "arch/$(ARCH)/cpu/u-boot-spl.lds"
location is used. Normally we put the device tree at the end of BSS
but with this option enabled, it goes at _image_binary_end.
-config SPL_DISABLE_BANNER_PRINT
- bool "Disable output of the SPL banner 'U-Boot SPL ...'"
+config SPL_BANNER_PRINT
+ bool "Enable output of the SPL banner 'U-Boot SPL ...'"
+ default y
+ help
+ If this option is enabled, SPL will print the banner with version
+ info. Disabling this option could be useful to reduce TPL boot time
+ (e.g. approx. 6 ms faster, when output on i.MX6 with 115200 baud).
+
+config TPL_BANNER_PRINT
+ bool "Enable output of the TPL banner 'U-Boot TPL ...'"
+ default y
help
If this option is enabled, SPL will not print the banner with version
- info. Selecting this option could be useful to reduce SPL boot time
- (e.g. approx. 6 ms slower, when output on i.MX6 with 115200 baud).
+ info. Disabling this option could be useful to reduce SPL boot time
+ (e.g. approx. 6 ms faster, when output on i.MX6 with 115200 baud).
config SPL_DISPLAY_PRINT
bool "Display a board-specific message in SPL"
default 0x140 if ARCH_MVEBU
default 0x200 if ARCH_SOCFPGA || ARCH_AT91
default 0x300 if ARCH_ZYNQ || ARCH_KEYSTONE || OMAP34XX || OMAP44XX || \
- OMAP54XX || AM33XX || AM43XX
+ OMAP54XX || AM33XX || AM43XX || ARCH_K3
default 0x4000 if ARCH_ROCKCHIP
help
Address on the MMC to load U-Boot from, when the MMC is being used
bool "Remove functionality from SPL FIT loading to reduce size"
depends on SPL_FIT
default y if MACH_SUN50I || MACH_SUN50I_H5 || MACH_SUN50I_H6
+ default y if ARCH_IMX8M
help
Enable this to reduce the size of the FIT image loading code
in SPL, if space for the SPL binary is very tight.
this option to build system-specific drivers for hash acceleration
as part of an SPL build.
+config TPL_HASH_SUPPORT
+ bool "Support hashing drivers in TPL"
+ select SHA1
+ select SHA256
+ help
+ Enable hashing drivers in SPL. These drivers can be used to
+ accelerate secure boot processing in secure applications. Enable
+ this option to build system-specific drivers for hash acceleration
+ as part of an SPL build.
+
config SPL_DMA_SUPPORT
bool "Support DMA drivers"
help
is required since the network stack uses a number of environment
variables. See also SPL_NET_SUPPORT.
-config SPL_EXT_SUPPORT
+config SPL_FS_EXT4
bool "Support EXT filesystems"
help
Enable support for EXT2/3/4 filesystems with SPL. This permits
filesystem from within SPL. Support for the underlying block
device (e.g. MMC or USB) must be enabled separately.
-config SPL_FAT_SUPPORT
+config SPL_FS_FAT
bool "Support FAT filesystems"
select FS_FAT
help
filesystem from within SPL. Support for the underlying block
device (e.g. MMC or USB) must be enabled separately.
+config SPL_FAT_WRITE
+ bool "Support write for FAT filesystems"
+ help
+ Enable write support for FAT and VFAT filesystems with SPL.
+ Support for the underlying block device (e.g. MMC or USB) must be
+ enabled separately.
+
config SPL_FPGA_SUPPORT
bool "Support FPGAs"
help
within SPL.
config SPL_GPIO_SUPPORT
- bool "Support GPIO"
+ bool "Support GPIO in SPL"
help
Enable support for GPIOs (General-purpose Input/Output) in SPL.
GPIOs allow U-Boot to read the state of an input line (high or
an SPL build.
config SPL_LIBDISK_SUPPORT
- bool "Support disk paritions"
+ bool "Support disk partitions"
+ select PARTITIONS
help
Enable support for disk partitions within SPL. 'Disk' is something
of a misnomer as it includes non-spinning media such as flash (as
boards. Enable this option to build the code in lib/ as part of an
SPL build.
+config SPL_DM_MAILBOX
+ bool "Support Mailbox"
+ help
+ Enable support for Mailbox within SPL. This enable the inter
+ processor communication protocols tobe used within SPL. Enable
+ this option to build the drivers in drivers/mailbox as part of
+ SPL build.
+
config SPL_MMC_SUPPORT
bool "Support MMC"
depends on MMC
+ select HAVE_BLOCK_DEVICE
help
Enable support for MMC (Multimedia Card) within SPL. This enables
the MMC protocol implementation and allows any enabled drivers to
help
Enable support for NAND (Negative AND) flash in SPL. NAND flash
can be used to allow SPL to load U-Boot from supported devices.
- This enables the drivers in drivers/mtd/nand as part of an SPL
+ This enables the drivers in drivers/mtd/nand/raw as part of an SPL
build.
config SPL_NET_SUPPORT
default "tpl/u-boot-with-tpl.bin" if TPL
default "u-boot.bin"
help
- Payload for SPL boot. For backward compability, default to
+ Payload for SPL boot. For backward compatibility, default to
u-boot.bin, i.e. RAW image without any header. In case of
TPL, tpl/u-boot-with-tpl.bin. For new boards, suggest to
use u-boot.img.
-config SPL_PCI_SUPPORT
+config SPL_PCI
bool "Support PCI drivers"
help
Enable support for PCI in SPL. For platforms that need PCI to boot,
be already in memory when SPL takes over, e.g. loaded by the boot
ROM.
+config SPL_REMOTEPROC
+ bool "Support REMOTEPROCS"
+ help
+ Enable support for REMOTEPROCs in SPL. This permits to load
+ a remote processor firmware in SPL.
+
config SPL_RTC_SUPPORT
bool "Support RTC drivers"
help
lines). This enables the drivers in drivers/mtd/spi as part of an
SPL build. This normally requires SPL_SPI_SUPPORT.
+if SPL_SPI_FLASH_SUPPORT
+
+config SPL_SPI_FLASH_TINY
+ bool "Enable low footprint SPL SPI Flash support"
+ depends on !SPI_FLASH_BAR
+ default y if SPI_FLASH
+ help
+ Enable lightweight SPL SPI Flash support that supports just reading
+ data/images from flash. No support to write/erase flash. Enable
+ this if you have SPL size limitations and don't need full
+ fledged SPI flash support.
+
+config SPL_SPI_FLASH_SFDP_SUPPORT
+ bool "SFDP table parsing support for SPI NOR flashes"
+ depends on !SPI_FLASH_BAR && !SPL_SPI_FLASH_TINY
+ help
+ Enable support for parsing and auto discovery of parameters for
+ SPI NOR flashes using Serial Flash Discoverable Parameters (SFDP)
+ tables as per JESD216 standard in SPL.
+
config SPL_SPI_LOAD
bool "Support loading from SPI flash"
- depends on SPL_SPI_FLASH_SUPPORT
help
Enable support for loading next stage, U-Boot or otherwise, from
SPI NOR in U-Boot SPL.
+endif # SPL_SPI_FLASH_SUPPORT
+
config SPL_SPI_SUPPORT
bool "Support SPI drivers"
help
config SPL_USB_HOST_SUPPORT
bool "Support USB host drivers"
+ select HAVE_BLOCK_DEVICE
help
Enable access to USB (Universal Serial Bus) host devices so that
SPL can load U-Boot from a connected USB peripheral, such as a USB
device can be attached. This option enables the drivers in
drivers/usb/host as part of an SPL build.
-config SPL_USB_SUPPORT
+config SPL_USB_STORAGE
bool "Support loading from USB"
- depends on SPL_USB_HOST_SUPPORT
+ depends on SPL_USB_HOST_SUPPORT && !(BLK && !DM_USB)
help
Enable support for USB devices in SPL. This allows use of USB
devices such as hard drives and flash drivers for loading U-Boot.
config options. This enables loading from USB using a configured
device.
-config SPL_USB_GADGET_SUPPORT
+config SPL_USB_GADGET
bool "Suppport USB Gadget drivers"
help
Enable USB Gadget API which allows to enable USB device functions
in SPL.
-if SPL_USB_GADGET_SUPPORT
+if SPL_USB_GADGET
config SPL_USB_ETHER
bool "Support USB Ethernet drivers"
since the network stack uses a number of environment variables.
See also SPL_NET_SUPPORT and SPL_ETH_SUPPORT.
-config SPL_DFU_SUPPORT
- bool "Support DFU (Device Firmware Upgarde)"
+config SPL_DFU
+ bool "Support DFU (Device Firmware Upgrade)"
select SPL_HASH_SUPPORT
select SPL_DFU_NO_RESET
depends on SPL_RAM_SUPPORT
help
- This feature enables the DFU (Device Firmware Upgarde) in SPL with
+ This feature enables the DFU (Device Firmware Upgrade) in SPL with
RAM memory device support. The ROM code will load and execute
the SPL built with dfu. The user can load binaries (u-boot/kernel) to
selected device partition from host-pc using dfu-utils.
choice
bool "DFU device selection"
- depends on SPL_DFU_SUPPORT
+ depends on SPL_DFU
config SPL_DFU_RAM
bool "RAM device"
- depends on SPL_DFU_SUPPORT && SPL_RAM_SUPPORT
+ depends on SPL_DFU && SPL_RAM_SUPPORT
help
select RAM/DDR memory device for loading binary images
(u-boot/kernel) to the selected device partition using
Enable access to the AM33xx RTC and select the external 32kHz clock
source.
+config SPL_OPTEE
+ bool "Support OP-TEE Trusted OS"
+ depends on ARM
+ help
+ OP-TEE is an open source Trusted OS which is loaded by SPL.
+ More detail at: https://github.com/OP-TEE/optee_os
+
config TPL
bool
depends on SUPPORT_TPL
if TPL
+config TPL_HANDOFF
+ bool "Pass hand-off information from TPL to SPL and U-Boot proper"
+ depends on HANDOFF
+ default y
+ help
+ This option enables TPL to write handoff information. This can be
+ used to pass information like the size of SDRAM from TPL to U-Boot
+ proper. The information is also available to SPL if it is useful
+ there.
+
config TPL_BOARD_INIT
bool "Call board-specific initialization in TPL"
help
config TPL_LDSCRIPT
string "Linker script for the TPL stage"
depends on TPL
+ default "arch/arm/cpu/armv8/u-boot-spl.lds" if ARM64
+ default "arch/$(ARCH)/cpu/u-boot-spl.lds"
help
The TPL stage will usually require a different linker-script
(as it runs from a different memory region) than the regular
help
Enable environment support in TPL. See SPL_ENV_SUPPORT for details.
+config TPL_GPIO_SUPPORT
+ bool "Support GPIO in TPL"
+ help
+ Enable support for GPIOs (General-purpose Input/Output) in TPL.
+ GPIOs allow U-Boot to read the state of an input line (high or
+ low) and set the state of an output line. This can be used to
+ drive LEDs, control power to various system parts and read user
+ input. GPIOs can be useful in TPL to enable a 'sign-of-life' LED,
+ for example. Enable this option to build the drivers in
+ drivers/gpio as part of an TPL build.
+
config TPL_I2C_SUPPORT
bool "Support I2C"
help
help
Enable support for NAND in TPL. See SPL_NAND_SUPPORT for details.
+config TPL_PCI
+ bool "Support PCI drivers"
+ help
+ Enable support for PCI in TPL. For platforms that need PCI to boot,
+ or must perform some init using PCI in SPL, this provides the
+ necessary driver support. This enables the drivers in drivers/pci
+ as part of a TPL build.
+
+config TPL_PCH_SUPPORT
+ bool "Support PCH drivers"
+ help
+ Enable support for PCH (Platform Controller Hub) devices in TPL.
+ These are used to set up GPIOs and the SPI peripheral early in
+ boot. This enables the drivers in drivers/pch as part of a TPL
+ build.
+
config TPL_RAM_SUPPORT
bool "Support booting from RAM"
help
be already in memory when TPL takes over, e.g. loaded by the boot
ROM.
+config TPL_RTC_SUPPORT
+ bool "Support RTC drivers"
+ help
+ Enable RTC (Real-time Clock) support in TPL. This includes support
+ for reading and setting the time. Some RTC devices also have some
+ non-volatile (battery-backed) memory which is accessible if
+ needed. This enables the drivers in drivers/rtc as part of an TPL
+ build.
+
config TPL_SERIAL_SUPPORT
bool "Support serial"
select TPL_PRINTF
git.openpandora.org / pandora-u-boot.git / blobdiff