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.
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@ -175,7 +175,9 @@ void sdcard_init(void) {
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// configure the SD card detect pin
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// we do this here so we can detect if the SD card is inserted before powering it on
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#if defined(MICROPY_HW_SDCARD_DETECT_PIN)
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mp_hal_pin_config(MICROPY_HW_SDCARD_DETECT_PIN, MP_HAL_PIN_MODE_INPUT, MICROPY_HW_SDCARD_DETECT_PULL, 0);
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#endif
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}
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STATIC void sdmmc_msp_init(void) {
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@ -231,7 +233,11 @@ bool sdcard_is_present(void) {
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return false;
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}
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#endif
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#if defined(MICROPY_HW_SDCARD_DETECT_PIN)
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return HAL_GPIO_ReadPin(MICROPY_HW_SDCARD_DETECT_PIN->gpio, MICROPY_HW_SDCARD_DETECT_PIN->pin_mask) == MICROPY_HW_SDCARD_DETECT_PRESENT;
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#else
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return true;
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#endif
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}
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#if MICROPY_HW_ENABLE_SDCARD
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