3 * Copyright (c) 2020 Project CHIP Authors
6 * Licensed under the Apache License, Version 2.0 (the "License");
7 * you may not use this file except in compliance with the License.
8 * You may obtain a copy of the License at
10 * http://www.apache.org/licenses/LICENSE-2.0
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
18 /*******************************************************************************
21 *******************************************************************************
23 * <b>Copyright 2018 Silicon Laboratories Inc. www.silabs.com</b>
24 *******************************************************************************
26 * The licensor of this software is Silicon Laboratories Inc. Your use of this
27 * software is governed by the terms of Silicon Labs Master Software License
28 * Agreement (MSLA) available at
29 * www.silabs.com/about-us/legal/master-software-license-agreement. This
30 * software is distributed to you in Source Code format and is governed by the
31 * sections of the MSLA applicable to Source Code.
33 ******************************************************************************/
35 #if defined(HAL_CONFIG)
36 #include "bsphalconfig.h"
37 #include "hal-config.h"
39 #include "bspconfig.h"
42 #include "board_features.h"
50 // Enable clock for BURTC
51 CMU_ClockEnable(cmuClock_BURTC, true);
52 #if ((HAL_VCOM_ENABLE == 1) || (HAL_USART3_ENABLE == 1) || (HAL_USART1_ENABLE == 1) || (HAL_USART0_ENABLE == 1))
53 #if defined(FEATURE_EXP_HEADER_USART3)
54 // Enable clock for USART3
55 CMU_ClockEnable(cmuClock_USART3, true);
56 #elif defined(FEATURE_EXP_HEADER_USART1)
57 // Enable clock for USART1
58 CMU_ClockEnable(cmuClock_USART1, true);
60 // Enable clock for USART0
61 CMU_ClockEnable(cmuClock_USART0, true);
63 #endif //(HAL_VCOM_ENABLE == 1)
64 #if ((HAL_I2CSENSOR_ENABLE == 1) || (HAL_VCOM_ENABLE == 1) || (HAL_SPIDISPLAY_ENABLE == 1) || (HAL_USART3_ENABLE == 1) || \
65 (HAL_USART1_ENABLE == 1) || (HAL_USART0_ENABLE == 1))
66 // Enable clock for PRS
67 CMU_ClockEnable(cmuClock_PRS, true);
68 // Enable GPIO clock source
69 CMU_ClockEnable(cmuClock_GPIO, true);
70 #endif /* ((HAL_I2CSENSOR_ENABLE == 1) \
71 || (HAL_VCOM_ENABLE == 1) \
72 || (HAL_SPIDISPLAY_ENABLE == 1) \
73 || (HAL_USART3_ENABLE == 1) \
74 || (HAL_USART1_ENABLE == 1) \
75 || (HAL_USART0_ENABLE == 1)) */
78 void initVcomEnable(void)
81 // "WARNING: This radio board uses the same GPIO pin to enable the VCOM port, the LCD display and the temperature sensor! Enabling
82 // any of these features might disrupt the serial pins of the EXP header!"
83 #if defined(HAL_I2CSENSOR_ENABLE) || defined(HAL_SPIDISPLAY_ENABLE) || defined(HAL_VCOM_ENABLE)
84 #if HAL_I2CSENSOR_ENABLE || HAL_SPIDISPLAY_ENABLE || HAL_VCOM_ENABLE
85 #define COMMON_ENABLE 1
87 #define COMMON_ENABLE 0
90 #if defined(BSP_I2CSENSOR_ENABLE_PORT)
91 #define ENABLE_PORT BSP_I2CSENSOR_ENABLE_PORT
92 #define ENABLE_PIN BSP_I2CSENSOR_ENABLE_PIN
93 #elif defined(BSP_SPIDISPLAY_ENABLE_PORT)
94 #define ENABLE_PORT BSP_SPIDISPLAY_ENABLE_PORT
95 #define ENABLE_PIN BSP_SPIDISPLAY_ENABLE_PIN
97 #define ENABLE_PORT BSP_VCOM_ENABLE_PORT
98 #define ENABLE_PIN BSP_VCOM_ENABLE_PIN
101 // Enable if requested
102 GPIO_PinModeSet(ENABLE_PORT, ENABLE_PIN, gpioModePushPull, COMMON_ENABLE);