diff --git a/ports/psoc6/machine_spi.c b/ports/psoc6/machine_spi.c
index e039f8818be4..ff6eb29c518a 100644
--- a/ports/psoc6/machine_spi.c
+++ b/ports/psoc6/machine_spi.c
@@ -181,73 +181,6 @@ static void machine_spi_slave_print(const mp_print_t *print, mp_obj_t self_in, m
         self->ssel->addr, self->sck->addr, self->mosi->addr, self->miso->addr);
 }
 
-mp_obj_t machine_spi_master_init_helper(machine_spi_obj_t *self, size_t n_args, size_t n_kw, const mp_obj_t *all_args) {
-    enum { ARG_baudrate, ARG_polarity, ARG_phase, ARG_bits, ARG_firstbit, ARG_sck, ARG_mosi, ARG_miso };
-    static const mp_arg_t allowed_args[] = {
-        { MP_QSTR_baudrate, MP_ARG_INT, {.u_int = DEFAULT_SPI_BAUDRATE} },
-        { MP_QSTR_polarity, MP_ARG_KW_ONLY | MP_ARG_INT, {.u_int = DEFAULT_SPI_POLARITY} },
-        { MP_QSTR_phase,    MP_ARG_KW_ONLY | MP_ARG_INT, {.u_int = DEFAULT_SPI_PHASE} },
-        { MP_QSTR_bits,     MP_ARG_KW_ONLY | MP_ARG_INT, {.u_int = DEFAULT_SPI_BITS} },
-        { MP_QSTR_firstbit, MP_ARG_KW_ONLY | MP_ARG_INT, {.u_int = DEFAULT_SPI_FIRSTBIT} },
-        { MP_QSTR_sck,      MP_ARG_KW_ONLY | MP_ARG_OBJ, {.u_rom_obj = MP_ROM_NONE} },
-        { MP_QSTR_mosi,     MP_ARG_KW_ONLY | MP_ARG_OBJ, {.u_rom_obj = MP_ROM_NONE} },
-        { MP_QSTR_miso,     MP_ARG_KW_ONLY | MP_ARG_OBJ, {.u_rom_obj = MP_ROM_NONE} },
-    };
-    // Parse the arguments.
-    mp_arg_val_t args[MP_ARRAY_SIZE(allowed_args)];
-    mp_arg_parse_all_kw_array(n_args, n_kw, all_args, MP_ARRAY_SIZE(allowed_args), allowed_args, args);
-
-    // set baudrate if provided
-    if (args[ARG_baudrate].u_int != -1) {
-        self->baudrate = args[ARG_baudrate].u_int;
-    }
-
-    // set polarity(CPOL) if provided
-    if (args[ARG_polarity].u_int != -1) {
-        self->polarity = args[ARG_polarity].u_int;
-    }
-
-    // set phase(CPHA) if provided
-    if (args[ARG_phase].u_int != -1) {
-        self->phase = args[ARG_phase].u_int;
-    }
-
-    // set bits if provided
-    if (args[ARG_bits].u_int != -1) {
-        self->bits = args[ARG_bits].u_int;
-    }
-
-    // set firstbit if provided(LSB or MSB first)
-    if (args[ARG_firstbit].u_int != -1) {
-        self->firstbit = args[ARG_firstbit].u_int;
-    }
-
-    spi_ssel_alloc(self, MP_ROM_QSTR(MP_QSTR_NC));
-
-    if (args[ARG_sck].u_obj != mp_const_none) {
-        spi_sck_alloc(self, args[ARG_sck].u_obj);
-    } else {
-        mp_raise_TypeError(MP_ERROR_TEXT("SCK pin must be provided"));
-    }
-
-    if (args[ARG_mosi].u_obj != mp_const_none) {
-        spi_mosi_alloc(self, args[ARG_mosi].u_obj);
-    } else {
-        mp_raise_TypeError(MP_ERROR_TEXT("MOSI pin must be provided"));
-    }
-
-    if (args[ARG_miso].u_obj != mp_const_none) {
-        spi_miso_alloc(self, args[ARG_miso].u_obj);
-    } else {
-        mp_raise_TypeError(MP_ERROR_TEXT("MISO pin must be provided"));
-    }
-
-    if (n_args > 1 || n_kw > 0) {
-        spi_init(self, MASTER_MODE);
-    }
-    return MP_OBJ_FROM_PTR(self);
-}
-
 mp_obj_t machine_spi_init_helper(machine_spi_obj_t *self, int spi_mode, size_t n_args, size_t n_kw, const mp_obj_t *all_args) {
     enum { ARG_baudrate, ARG_polarity, ARG_phase, ARG_bits, ARG_firstbit, ARG_ssel, ARG_sck, ARG_mosi, ARG_miso };
     static const mp_arg_t allowed_args[] = {