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ports: Support legacy soft I2C/SPI construction via id=-1 arg.

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With a warning that this way of constructing software I2C/SPI is
deprecated.  The check and warning will be removed in a future release.

This should help existing code to migrate to the new SoftI2C/SoftSPI types.

Signed-off-by: Damien George <damien@micropython.org>
This commit is contained in:
Damien George
2020-09-25 14:47:34 +10:00
parent 39d50d129c
commit 71f3ade770
9 changed files with 40 additions and 0 deletions
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2
ports/nrf/modules/machine/i2c.c
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@@ -94,6 +94,8 @@ STATIC void machine_hard_i2c_print(const mp_print_t *print, mp_obj_t self_in, mp
/* MicroPython bindings for machine API */
mp_obj_t machine_hard_i2c_make_new(const mp_obj_type_t *type, size_t n_args, size_t n_kw, const mp_obj_t *all_args) {
MP_MACHINE_I2C_CHECK_FOR_LEGACY_SOFTI2C_CONSTRUCTION(n_args, n_kw, all_args);
enum { ARG_id, ARG_scl, ARG_sda };
static const mp_arg_t allowed_args[] = {
{ MP_QSTR_id, MP_ARG_REQUIRED | MP_ARG_OBJ },