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config STM32MP1_DDR
bool "STM32MP1 DDR driver"
depends on DM && OF_CONTROL && ARCH_STM32MP
select RAM
select SPL_RAM if SPL
default y
help
activate STM32MP1 DDR controller driver for STM32MP1 soc
family: support for LPDDR2, LPDDR3 and DDR3
the SDRAM parameters for controleur and phy need to be provided
in device tree (computed by DDR tuning tools)
config STM32MP1_DDR_INTERACTIVE
bool "STM32MP1 DDR driver : interactive support"
depends on STM32MP1_DDR
help
activate interactive support in STM32MP1 DDR controller driver
used for DDR tuning tools
to enter in intercative mode type 'd' during SPL DDR driver
initialisation
config STM32MP1_DDR_INTERACTIVE_FORCE
bool "STM32MP1 DDR driver : force interactive mode"
depends on STM32MP1_DDR_INTERACTIVE
help
force interactive mode in STM32MP1 DDR controller driver
skip the polling of character 'd' in console
useful when SPL is loaded in sysram
directly by programmer
config STM32MP1_DDR_TESTS
bool "STM32MP1 DDR driver : tests support"
depends on STM32MP1_DDR_INTERACTIVE
default y
help
activate test support for interactive support in
STM32MP1 DDR controller driver: command test
config STM32MP1_DDR_TUNING
bool "STM32MP1 DDR driver : support of tuning"
depends on STM32MP1_DDR_INTERACTIVE
default y
help
activate tuning command in STM32MP1 DDR interactive mode
used for DDR tuning tools
- DQ Deskew algorithm
- DQS Trimming
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