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stm32/pin: Enable GPIO clock of pin if it's constructed without init.

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Fixes issue #7363.

Signed-off-by: Damien George <damien@micropython.org>
This commit is contained in:
Damien George 2021-09-02 13:02:49 +10:00
parent 1083cb2f33
commit 05cd17e36f
1 changed files with 3 additions and 0 deletions
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3
ports/stm32/pin.c
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@ -256,6 +256,9 @@ mp_obj_t mp_pin_make_new(const mp_obj_type_t *type, size_t n_args, size_t n_kw,
mp_map_t kw_args;
mp_map_init_fixed_table(&kw_args, n_kw, args + n_args);
pin_obj_init_helper(pin, n_args - 1, args + 1, &kw_args);
} else {
// enable the peripheral clock so pin reading at least works
mp_hal_gpio_clock_enable(pin->gpio);
}
return MP_OBJ_FROM_PTR(pin);