| |
| 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 |
| default n |
| 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 |