cc3200: Change MP_OBJ_NULL for mp_const_none in params default value.

cc3200/mods/modwlan.c

@@ -744,8 +744,8 @@ STATIC mp_obj_t wlan_connect(mp_uint_t n_args, const mp_obj_t *pos_args, mp_map_
     STATIC const mp_arg_t allowed_args[] = {
         { MP_QSTR_ssid,     MP_ARG_REQUIRED | MP_ARG_OBJ, },
         { MP_QSTR_security, MP_ARG_KW_ONLY  | MP_ARG_INT, {.u_int = SL_SEC_TYPE_OPEN} },
-        { MP_QSTR_key,      MP_ARG_KW_ONLY  | MP_ARG_OBJ, {.u_obj = MP_OBJ_NULL} },
-        { MP_QSTR_bssid,    MP_ARG_KW_ONLY  | MP_ARG_OBJ, {.u_obj = MP_OBJ_NULL} },
+        { MP_QSTR_key,      MP_ARG_KW_ONLY  | MP_ARG_OBJ, {.u_obj = mp_const_none} },
+        { MP_QSTR_bssid,    MP_ARG_KW_ONLY  | MP_ARG_OBJ, {.u_obj = mp_const_none} },
         { MP_QSTR_timeout,  MP_ARG_KW_ONLY  | MP_ARG_INT, {.u_int = MODWLAN_TIMEOUT_MS} },
     };
 
@@ -770,7 +770,7 @@ STATIC mp_obj_t wlan_connect(mp_uint_t n_args, const mp_obj_t *pos_args, mp_map_
     const char *key = NULL;
     mp_buffer_info_t wepkey;
     mp_obj_t key_o = args[2].u_obj;
-    if (key_o != MP_OBJ_NULL) {
+    if (key_o != mp_const_none) {
         // wep key must be given as raw bytes
         if (sec == SL_SEC_TYPE_WEP) {
             mp_get_buffer_raise(key_o, &wepkey, MP_BUFFER_READ);
@@ -783,7 +783,7 @@ STATIC mp_obj_t wlan_connect(mp_uint_t n_args, const mp_obj_t *pos_args, mp_map_
 
     // get bssid
     const char *bssid = NULL;
-    if (args[3].u_obj != MP_OBJ_NULL) {
+    if (args[3].u_obj != mp_const_none) {
         bssid = mp_obj_str_get_str(args[3].u_obj);
     }
 

cc3200/mods/pybi2c.c

@@ -378,7 +378,7 @@ STATIC MP_DEFINE_CONST_FUN_OBJ_1(pyb_i2c_scan_obj, pyb_i2c_scan);
 ///   - `addr` is the address to send to (only required in master mode)
 /// Return value: `None`.
 STATIC const mp_arg_t pyb_i2c_send_args[] = {
-    { MP_QSTR_send,    MP_ARG_REQUIRED | MP_ARG_OBJ, {.u_obj = MP_OBJ_NULL} },
+    { MP_QSTR_send,    MP_ARG_REQUIRED | MP_ARG_OBJ, },
     { MP_QSTR_addr,                      MP_ARG_INT, {.u_int = 0} },
 };
 #define PYB_I2C_SEND_NUM_ARGS MP_ARRAY_SIZE(pyb_i2c_send_args)
@@ -413,7 +413,7 @@ STATIC MP_DEFINE_CONST_FUN_OBJ_KW(pyb_i2c_send_obj, 1, pyb_i2c_send);
 /// Return value: if `recv` is an integer then a new buffer of the bytes received,
 /// otherwise the same buffer that was passed in to `recv`.
 STATIC const mp_arg_t pyb_i2c_recv_args[] = {
-    { MP_QSTR_recv,    MP_ARG_REQUIRED | MP_ARG_OBJ, {.u_obj = MP_OBJ_NULL} },
+    { MP_QSTR_recv,    MP_ARG_REQUIRED | MP_ARG_OBJ, },
     { MP_QSTR_addr,                      MP_ARG_INT, {.u_int = 0} },
 };
 #define PYB_I2C_RECV_NUM_ARGS MP_ARRAY_SIZE(pyb_i2c_recv_args)
@@ -454,7 +454,7 @@ STATIC MP_DEFINE_CONST_FUN_OBJ_KW(pyb_i2c_recv_obj, 1, pyb_i2c_recv);
 /// Returns the read data.
 /// This is only valid in master mode.
 STATIC const mp_arg_t pyb_i2c_mem_read_args[] = {
-    { MP_QSTR_data,      MP_ARG_REQUIRED  | MP_ARG_OBJ, {.u_obj = MP_OBJ_NULL} },
+    { MP_QSTR_data,      MP_ARG_REQUIRED  | MP_ARG_OBJ, },
     { MP_QSTR_addr,      MP_ARG_REQUIRED  | MP_ARG_INT, {.u_int = 0} },
     { MP_QSTR_memaddr,   MP_ARG_REQUIRED  | MP_ARG_INT, {.u_int = 0} },
     { MP_QSTR_addr_size, MP_ARG_KW_ONLY   | MP_ARG_INT, {.u_int = 8} },