diff options
| author | Andrew Leech <andrew.leech@planetinnovation.com.au> | 2018-07-18 07:14:19 +1000 |
|---|---|---|
| committer | Damien George <damien.p.george@gmail.com> | 2018-07-23 23:16:32 +1000 |
| commit | 434975defac12125e550d42eb71d5454e0386d51 (patch) | |
| tree | b3a60867733cf2047251afb40c4906f8449bd319 | |
| parent | 968fa47392de2f84a968760f73df4e8e850ce578 (diff) | |
stm32/boards/STM32F429DISC: Enable onboard SDRAM.
| -rw-r--r-- | ports/stm32/boards/STM32F429DISC/mpconfigboard.h | 63 | ||||
| -rw-r--r-- | ports/stm32/boards/STM32F429DISC/stm32f4xx_hal_conf.h | 2 |
2 files changed, 64 insertions, 1 deletions
diff --git a/ports/stm32/boards/STM32F429DISC/mpconfigboard.h b/ports/stm32/boards/STM32F429DISC/mpconfigboard.h index be25d2e77..2ef560975 100644 --- a/ports/stm32/boards/STM32F429DISC/mpconfigboard.h +++ b/ports/stm32/boards/STM32F429DISC/mpconfigboard.h @@ -72,3 +72,66 @@ #define MICROPY_HW_USB_HS_IN_FS (1) #define MICROPY_HW_USB_VBUS_DETECT_PIN (pin_B13) #define MICROPY_HW_USB_OTG_ID_PIN (pin_B12) + +// SDRAM +#define MICROPY_HW_SDRAM_SIZE (64 / 8 * 1024 * 1024) // 64 Mbit +#define MICROPY_HW_SDRAM_STARTUP_TEST (1) + +// Timing configuration for 90 Mhz (11.90ns) of SD clock frequency (180Mhz/2) +#define MICROPY_HW_SDRAM_TIMING_TMRD (2) +#define MICROPY_HW_SDRAM_TIMING_TXSR (7) +#define MICROPY_HW_SDRAM_TIMING_TRAS (4) +#define MICROPY_HW_SDRAM_TIMING_TRC (7) +#define MICROPY_HW_SDRAM_TIMING_TWR (2) +#define MICROPY_HW_SDRAM_TIMING_TRP (2) +#define MICROPY_HW_SDRAM_TIMING_TRCD (2) +#define MICROPY_HW_SDRAM_REFRESH_RATE (64) // ms + +#define MICROPY_HW_SDRAM_CAS_LATENCY 3 +#define MICROPY_HW_SDRAM_COLUMN_BITS_NUM 8 +#define MICROPY_HW_SDRAM_ROW_BITS_NUM 12 +#define MICROPY_HW_SDRAM_MEM_BUS_WIDTH 16 +#define MICROPY_HW_SDRAM_INTERN_BANKS_NUM 4 +#define MICROPY_HW_SDRAM_CLOCK_PERIOD 2 +#define MICROPY_HW_SDRAM_RPIPE_DELAY 1 +#define MICROPY_HW_SDRAM_RBURST (0) +#define MICROPY_HW_SDRAM_WRITE_PROTECTION (0) + +#define MICROPY_HW_FMC_SDCKE1 (pin_B5) +#define MICROPY_HW_FMC_SDNE1 (pin_B6) +#define MICROPY_HW_FMC_SDCLK (pin_G8) +#define MICROPY_HW_FMC_SDNCAS (pin_G15) +#define MICROPY_HW_FMC_SDNRAS (pin_F11) +#define MICROPY_HW_FMC_SDNWE (pin_C0) +#define MICROPY_HW_FMC_BA0 (pin_G4) +#define MICROPY_HW_FMC_BA1 (pin_G5) +#define MICROPY_HW_FMC_NBL0 (pin_E0) +#define MICROPY_HW_FMC_NBL1 (pin_E1) +#define MICROPY_HW_FMC_A0 (pin_F0) +#define MICROPY_HW_FMC_A1 (pin_F1) +#define MICROPY_HW_FMC_A2 (pin_F2) +#define MICROPY_HW_FMC_A3 (pin_F3) +#define MICROPY_HW_FMC_A4 (pin_F4) +#define MICROPY_HW_FMC_A5 (pin_F5) +#define MICROPY_HW_FMC_A6 (pin_F12) +#define MICROPY_HW_FMC_A7 (pin_F13) +#define MICROPY_HW_FMC_A8 (pin_F14) +#define MICROPY_HW_FMC_A9 (pin_F15) +#define MICROPY_HW_FMC_A10 (pin_G0) +#define MICROPY_HW_FMC_A11 (pin_G1) +#define MICROPY_HW_FMC_D0 (pin_D14) +#define MICROPY_HW_FMC_D1 (pin_D15) +#define MICROPY_HW_FMC_D2 (pin_D0) +#define MICROPY_HW_FMC_D3 (pin_D1) +#define MICROPY_HW_FMC_D4 (pin_E7) +#define MICROPY_HW_FMC_D5 (pin_E8) +#define MICROPY_HW_FMC_D6 (pin_E9) +#define MICROPY_HW_FMC_D7 (pin_E10) +#define MICROPY_HW_FMC_D8 (pin_E11) +#define MICROPY_HW_FMC_D9 (pin_E12) +#define MICROPY_HW_FMC_D10 (pin_E13) +#define MICROPY_HW_FMC_D11 (pin_E14) +#define MICROPY_HW_FMC_D12 (pin_E15) +#define MICROPY_HW_FMC_D13 (pin_D8) +#define MICROPY_HW_FMC_D14 (pin_D9) +#define MICROPY_HW_FMC_D15 (pin_D10) diff --git a/ports/stm32/boards/STM32F429DISC/stm32f4xx_hal_conf.h b/ports/stm32/boards/STM32F429DISC/stm32f4xx_hal_conf.h index 5b5a8a3e4..ec70793c8 100644 --- a/ports/stm32/boards/STM32F429DISC/stm32f4xx_hal_conf.h +++ b/ports/stm32/boards/STM32F429DISC/stm32f4xx_hal_conf.h @@ -65,7 +65,7 @@ /* #define HAL_NOR_MODULE_ENABLED */ /* #define HAL_PCCARD_MODULE_ENABLED */ /* #define HAL_SRAM_MODULE_ENABLED */ -/* #define HAL_SDRAM_MODULE_ENABLED */ +#define HAL_SDRAM_MODULE_ENABLED /* #define HAL_HASH_MODULE_ENABLED */ #define HAL_GPIO_MODULE_ENABLED #define HAL_I2C_MODULE_ENABLED |