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mimxrt/hal: Make flash clock frequency configurable. 

Signed-off-by: "Kwabena W. Agyeman" <kwagyeman@live.com>
This commit is contained in:
Kwabena W. Agyeman 2023-08-03 17:55:27 -07:00 committed by Damien George
parent cb7e133dbe
commit 00855eeb36
3 changed files with 14 additions and 2 deletions
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4
ports/mimxrt/Makefile
View File

@ -397,6 +397,10 @@ CFLAGS += \
-DFSL_FEATURE_PHYKSZ8081_USE_RMII50M_MODE=1
endif
ifdef MICROPY_HW_FLASH_CLK
CFLAGS += -DMICROPY_HW_FLASH_CLK=$(MICROPY_HW_FLASH_CLK)
endif
CFLAGS += $(CFLAGS_EXTRA)
MPY_CROSS_FLAGS += -march=armv7m

6
ports/mimxrt/hal/qspi_hyper_flash_config.c
View File

@ -22,6 +22,10 @@ __attribute__((section(".boot_hdr.conf")))
#pragma location = ".boot_hdr.conf"
#endif
#ifndef MICROPY_HW_FLASH_CLK
#define MICROPY_HW_FLASH_CLK kFlexSpiSerialClk_133MHz
#endif
const flexspi_nor_config_t qspiflash_config = {
.memConfig =
{
@ -36,7 +40,7 @@ const flexspi_nor_config_t qspiflash_config = {
(1u << kFlexSpiMiscOffset_DdrModeEnable) | (1u << kFlexSpiMiscOffset_WordAddressableEnable) |
(1u << kFlexSpiMiscOffset_SafeConfigFreqEnable) | (1u << kFlexSpiMiscOffset_DiffClkEnable),
.sflashPadType = kSerialFlash_8Pads,
.serialClkFreq = kFlexSpiSerialClk_133MHz,
.serialClkFreq = MICROPY_HW_FLASH_CLK,
.sflashA1Size = MICROPY_HW_FLASH_SIZE,
.dataValidTime = {16u, 16u},
.lookupTable =

6
ports/mimxrt/hal/qspi_nor_flash_config.c
View File

@ -28,6 +28,10 @@ __attribute__((section(".boot_hdr.conf")))
#define MICROPY_HW_FLASH_DQS kFlexSPIReadSampleClk_LoopbackFromDqsPad
#endif
#ifndef MICROPY_HW_FLASH_CLK
#define MICROPY_HW_FLASH_CLK kFlexSpiSerialClk_100MHz
#endif
const flexspi_nor_config_t qspiflash_config = {
.memConfig =
{
@ -48,7 +52,7 @@ const flexspi_nor_config_t qspiflash_config = {
// Enable DDR mode, Wordaddassable, Safe configuration, Differential clock
.deviceType = kFlexSpiDeviceType_SerialNOR,
.sflashPadType = kSerialFlash_4Pads,
.serialClkFreq = kFlexSpiSerialClk_100MHz,
.serialClkFreq = MICROPY_HW_FLASH_CLK,
.sflashA1Size = MICROPY_HW_FLASH_SIZE,
.lookupTable =
{