TonBERRY/micropython
3
0
Fork 0
Code Pull Requests Activity

stm32/spi: Retain the state of special SPI buses on soft reboot.

Browse Source 
Reserved and static SPI buses must remain initialized during a soft reboot
as they may be used for SPI flash storage or XIP.

Signed-off-by: iabdalkader <i.abdalkader@gmail.com>
This commit is contained in:
iabdalkader
2024-12-19 10:58:21 +01:00
committed by Damien George
parent a82fc718a7
commit 5fa960c719
1 changed files with 1 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
ports/stm32/spi.c
View File

@@ -548,7 +548,7 @@ void spi_deinit(const spi_t *spi_obj) {
void spi_deinit_all(void) { void spi_deinit_all(void) {
for (int i = 0; i < MP_ARRAY_SIZE(spi_obj); i++) { for (int i = 0; i < MP_ARRAY_SIZE(spi_obj); i++) {
const spi_t *spi = &spi_obj[i]; const spi_t *spi = &spi_obj[i];
if (spi->spi != NULL) { if (spi->spi != NULL && !MICROPY_HW_SPI_IS_RESERVED(i + 1) && !MICROPY_HW_SPI_IS_STATIC(i + 1)) {
spi_deinit(spi); spi_deinit(spi);
} }
} }