mirror of https://github.com/ARMmbed/mbed-os.git
57 lines
2.2 KiB
C
57 lines
2.2 KiB
C
/*
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* Copyright (c) 2020 SparkFun Electronics
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* SPDX-License-Identifier: MIT
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#include "iom_api.h"
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#include "mbed_assert.h"
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void iom_init(iom_t *obj)
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{
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MBED_ASSERT(obj);
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if (obj->iom.handle) {
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iom_deinit(obj);
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}
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MBED_ASSERT(AM_HAL_STATUS_SUCCESS == am_hal_iom_initialize(obj->iom.inst, &obj->iom.handle));
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MBED_ASSERT(AM_HAL_STATUS_SUCCESS == am_hal_iom_power_ctrl(obj->iom.handle, AM_HAL_SYSCTRL_WAKE, false));
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MBED_ASSERT(AM_HAL_STATUS_SUCCESS == am_hal_iom_configure(obj->iom.handle, &obj->iom.cfg));
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MBED_ASSERT(AM_HAL_STATUS_SUCCESS == am_hal_iom_enable(obj->iom.handle));
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// this merely configures the internal peripheral - the desired pins still need to be configured
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}
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void iom_deinit(iom_t *obj)
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{
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MBED_ASSERT(obj);
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if (!obj->iom.handle) {
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return;
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}
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MBED_ASSERT(AM_HAL_STATUS_SUCCESS == am_hal_iom_disable(obj->iom.handle));
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MBED_ASSERT(AM_HAL_STATUS_SUCCESS == am_hal_iom_power_ctrl(obj->iom.handle, AM_HAL_SYSCTRL_DEEPSLEEP, false));
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MBED_ASSERT(AM_HAL_STATUS_SUCCESS == am_hal_iom_uninitialize(obj->iom.handle));
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obj->iom.handle = NULL;
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}
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