1 // Copyright 2015-2019 Espressif Systems (Shanghai) PTE LTD
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
6 //
7 //     http://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
14 
15 // The HAL layer for SIGMADELTA (common part)
16 
17 #include <stdio.h>
18 #include "soc/soc.h"
19 #include "hal/sigmadelta_hal.h"
20 
sigmadelta_hal_init(sigmadelta_hal_context_t * hal,int sigmadelta_num)21 void sigmadelta_hal_init(sigmadelta_hal_context_t *hal, int sigmadelta_num)
22 {
23     //Get hardware instance.
24     hal->dev = SIGMADELTA_LL_GET_HW(sigmadelta_num);
25     sigmadelta_ll_set_en(hal->dev, 1);
26 }
27