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stm32/sdcard: Support boards with no SD card detect pin. 

If MICROPY_HW_SDCARD_DETECT_PIN is not defined then the SD card will always
be detected as present.
This commit is contained in:
Andrey Belykh 2019-10-04 23:27:14 -04:00 committed by Damien George
parent 3117fde407
commit 305f537bf9
1 changed files with 6 additions and 0 deletions
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6
ports/stm32/sdcard.c
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@ -175,7 +175,9 @@ void sdcard_init(void) {
// configure the SD card detect pin
// we do this here so we can detect if the SD card is inserted before powering it on
#if defined(MICROPY_HW_SDCARD_DETECT_PIN)
mp_hal_pin_config(MICROPY_HW_SDCARD_DETECT_PIN, MP_HAL_PIN_MODE_INPUT, MICROPY_HW_SDCARD_DETECT_PULL, 0);
#endif
}
STATIC void sdmmc_msp_init(void) {
@ -231,7 +233,11 @@ bool sdcard_is_present(void) {
return false;
}
#endif
#if defined(MICROPY_HW_SDCARD_DETECT_PIN)
return HAL_GPIO_ReadPin(MICROPY_HW_SDCARD_DETECT_PIN->gpio, MICROPY_HW_SDCARD_DETECT_PIN->pin_mask) == MICROPY_HW_SDCARD_DETECT_PRESENT;
#else
return true;
#endif
}
#if MICROPY_HW_ENABLE_SDCARD