mbed-os5 only for TYBLE16
Dependents: TYBLE16_simple_data_logger TYBLE16_MP3_Air
Diff: hal/mbed_compat.c
- Revision:
- 1:9db0e321a9f4
diff -r 5b88d5760320 -r 9db0e321a9f4 hal/mbed_compat.c --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/hal/mbed_compat.c Tue Dec 31 06:02:27 2019 +0000 @@ -0,0 +1,93 @@ +/* mbed Microcontroller Library + * Copyright (c) 2019 ARM Limited + * SPDX-License-Identifier: Apache-2.0 + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include "analogin_api.h" +#include "i2c_api.h" +#include "spi_api.h" +#include "gpio_api.h" +#include "mbed_toolchain.h" + +// To be re-implemented in the target layer if required +MBED_WEAK void gpio_free(gpio_t *obj) +{ + // Do nothing +} + +#if DEVICE_I2C +// To be re-implemented in the target layer if required +MBED_WEAK void i2c_free(i2c_t *obj) +{ + // Do nothing +} +#endif + +#if DEVICE_ANALOGIN +// To be re-implemented in the target layer if required +MBED_WEAK void analogin_free(analogin_t *obj) +{ + // Do nothing +} +#endif + +#if DEVICE_SPI +// Default SPI capabilities. If specific target has different capabilities this function needs to be re-implemented. +MBED_WEAK void spi_get_capabilities(PinName ssel, bool slave, spi_capabilities_t *cap) +{ + if (slave) { + cap->minimum_frequency = 200000; // 200 kHz + cap->maximum_frequency = 2000000; // 2 MHz + cap->word_length = 0x00008080; // 8 and 16 bit symbols + cap->support_slave_mode = false; // to be determined later based on ssel + cap->hw_cs_handle = false; // irrelevant in slave mode + cap->slave_delay_between_symbols_ns = 2500; // 2.5 us + cap->clk_modes = 0x0f; // all clock modes +#if DEVICE_SPI_ASYNCH + cap->async_mode = true; +#else + cap->async_mode = false; +#endif + } else { + cap->minimum_frequency = 200000; // 200 kHz + cap->maximum_frequency = 2000000; // 2 MHz + cap->word_length = 0x00008080; // 8 and 16 bit symbols + cap->support_slave_mode = false; // to be determined later based on ssel + cap->hw_cs_handle = false; // to be determined later based on ssel + cap->slave_delay_between_symbols_ns = 0; // irrelevant in master mode + cap->clk_modes = 0x0f; // all clock modes +#if DEVICE_SPI_ASYNCH + cap->async_mode = true; +#else + cap->async_mode = false; +#endif + } + + // check if given ssel pin is in the cs pinmap + const PinMap *cs_pins = spi_master_cs_pinmap(); + PinName pin = NC; + while (cs_pins->pin != NC) { + if (cs_pins->pin == ssel) { +#if DEVICE_SPISLAVE + cap->support_slave_mode = true; +#endif + cap->hw_cs_handle = true; + break; + } + cs_pins++; + } +} + +#endif \ No newline at end of file