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Merged
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Sep 20, 2019
Merged

Target msp432 support #11117

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8853453
First version of MSP432 support for mbed OS
Jul 28, 2019
e16394c
Final source code cleanup. Smaller changes in system_msp432p401r.c
Sep 3, 2019
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40 changes: 40 additions & 0 deletions targets/TARGET_TI/TARGET_MSP432/PeripheralNames.h
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/* 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.
*/

#ifndef MBED_PERIPHERALNAMES_H
#define MBED_PERIPHERALNAMES_H

/* mbed-os internally uses integer values
* for peripheral names. Instead of defining
* enums with new names, we simply reuse the
* macros for the base addresses of the
* peripheral units, which are defined in
* msp.h and are self-explanatory (see
* PeripheralPins.c).
* So the name types are simply typedefs
* to integers...
*/

#define DEVICE_SPI_COUNT 8

typedef uint32_t ADCName;
typedef uint32_t UARTName;
typedef uint32_t I2CName;
typedef uint32_t SPIName;
typedef uint32_t PWMName;

#endif
163 changes: 163 additions & 0 deletions targets/TARGET_TI/TARGET_MSP432/PeripheralPins.c
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/* 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 "PeripheralPins.h"
#include "PeripheralNames.h"
#include "cmsis.h"

const PinMap PinMap_empty[] = {
{ NC, NC, 0 }
};

/*** ADC ***/
const PinMap PinMap_ADC[] = {
{ P5_5, ADC14_BASE, MSP432_PIN_DATA(SEL3, PIN_INPUT, PullNone, 0) },
{ P5_4, ADC14_BASE, MSP432_PIN_DATA(SEL3, PIN_INPUT, PullNone, 1) },
{ P5_3, ADC14_BASE, MSP432_PIN_DATA(SEL3, PIN_INPUT, PullNone, 2) },
{ P5_2, ADC14_BASE, MSP432_PIN_DATA(SEL3, PIN_INPUT, PullNone, 3) },
{ P5_1, ADC14_BASE, MSP432_PIN_DATA(SEL3, PIN_INPUT, PullNone, 4) },
{ P5_0, ADC14_BASE, MSP432_PIN_DATA(SEL3, PIN_INPUT, PullNone, 5) },
{ P4_7, ADC14_BASE, MSP432_PIN_DATA(SEL3, PIN_INPUT, PullNone, 6) },
{ P4_6, ADC14_BASE, MSP432_PIN_DATA(SEL3, PIN_INPUT, PullNone, 7) },
{ P4_5, ADC14_BASE, MSP432_PIN_DATA(SEL3, PIN_INPUT, PullNone, 8) },
{ P4_4, ADC14_BASE, MSP432_PIN_DATA(SEL3, PIN_INPUT, PullNone, 9) },
{ P4_3, ADC14_BASE, MSP432_PIN_DATA(SEL3, PIN_INPUT, PullNone, 10) },
{ P4_2, ADC14_BASE, MSP432_PIN_DATA(SEL3, PIN_INPUT, PullNone, 11) },
{ P4_1, ADC14_BASE, MSP432_PIN_DATA(SEL3, PIN_INPUT, PullNone, 12) },
{ P4_0, ADC14_BASE, MSP432_PIN_DATA(SEL3, PIN_INPUT, PullNone, 13) },
{ P6_1, ADC14_BASE, MSP432_PIN_DATA(SEL3, PIN_INPUT, PullNone, 14) },
{ P6_0, ADC14_BASE, MSP432_PIN_DATA(SEL3, PIN_INPUT, PullNone, 15) },
{ P9_1, ADC14_BASE, MSP432_PIN_DATA(SEL3, PIN_INPUT, PullNone, 16) },
{ P9_0, ADC14_BASE, MSP432_PIN_DATA(SEL3, PIN_INPUT, PullNone, 17) },
{ P8_7, ADC14_BASE, MSP432_PIN_DATA(SEL3, PIN_INPUT, PullNone, 18) },
{ P8_6, ADC14_BASE, MSP432_PIN_DATA(SEL3, PIN_INPUT, PullNone, 19) },
{ P8_5, ADC14_BASE, MSP432_PIN_DATA(SEL3, PIN_INPUT, PullNone, 20) },
{ P8_4, ADC14_BASE, MSP432_PIN_DATA(SEL3, PIN_INPUT, PullNone, 21) },
{ P8_3, ADC14_BASE, MSP432_PIN_DATA(SEL3, PIN_INPUT, PullNone, 22) },
{ P8_2, ADC14_BASE, MSP432_PIN_DATA(SEL3, PIN_INPUT, PullNone, 23) },
{ NC, NC, 0 }
};

const PinMap PinMap_ADC_Internal[] = {
{ NC, NC, 0 }
};

//*** I2C ***
const PinMap PinMap_I2C_SDA[] = {
{ P1_6, EUSCI_B0_BASE, MSP432_PIN_DATA(SEL1, PIN_OUTPUT, OpenDrainPullUp, 0) },
{ P6_4, EUSCI_B1_BASE, MSP432_PIN_DATA(SEL1, PIN_OUTPUT, OpenDrainPullUp, 0) },
{ P3_6, EUSCI_B2_BASE, MSP432_PIN_DATA(SEL1, PIN_OUTPUT, OpenDrainPullUp, 0) },
{ P6_6, EUSCI_B3_BASE, MSP432_PIN_DATA(SEL2, PIN_OUTPUT, OpenDrainPullUp, 0) },
{ P10_2, EUSCI_B3_BASE, MSP432_PIN_DATA(SEL1, PIN_OUTPUT, OpenDrainPullUp, 0) },
{ NC, NC, 0 }
};

const PinMap PinMap_I2C_SCL[] = {
{ P1_7, EUSCI_B0_BASE, MSP432_PIN_DATA(SEL1, PIN_OUTPUT, OpenDrainPullUp, 0) },
{ P6_5, EUSCI_B1_BASE, MSP432_PIN_DATA(SEL1, PIN_OUTPUT, OpenDrainPullUp, 0) },
{ P3_7, EUSCI_B2_BASE, MSP432_PIN_DATA(SEL1, PIN_OUTPUT, OpenDrainPullUp, 0) },
{ P6_7, EUSCI_B3_BASE, MSP432_PIN_DATA(SEL2, PIN_OUTPUT, OpenDrainPullUp, 0) },
{ P10_3, EUSCI_B3_BASE, MSP432_PIN_DATA(SEL1, PIN_OUTPUT, OpenDrainPullUp, 0) },
{ NC, NC, 0 }
};

//*** SERIAL ***
const PinMap PinMap_UART_TX[] = {
{ P1_3, EUSCI_A0_BASE, MSP432_PIN_DATA(SEL1, PIN_OUTPUT, PullNone, 0) },
{ P2_3, EUSCI_A1_BASE, MSP432_PIN_DATA(SEL1, PIN_OUTPUT, PullNone, 0) },
{ P3_3, EUSCI_A2_BASE, MSP432_PIN_DATA(SEL1, PIN_OUTPUT, PullNone, 0) },
{ P9_7, EUSCI_A3_BASE, MSP432_PIN_DATA(SEL1, PIN_OUTPUT, PullNone, 0) },
{ NC, NC, 0 }
};

const PinMap PinMap_UART_RX[] = {
{ P1_2, EUSCI_A0_BASE, MSP432_PIN_DATA(SEL1, PIN_INPUT, PullNone, 0) },
{ P2_2, EUSCI_A1_BASE, MSP432_PIN_DATA(SEL1, PIN_INPUT, PullNone, 0) },
{ P3_2, EUSCI_A2_BASE, MSP432_PIN_DATA(SEL1, PIN_INPUT, PullNone, 0) },
{ P9_6, EUSCI_A3_BASE, MSP432_PIN_DATA(SEL1, PIN_INPUT, PullNone, 0) },
{ NC, NC, 0 }
};

//*** SPI ***
const PinMap PinMap_SPI_MOSI[] = {
{ P1_3, EUSCI_A0_BASE, MSP432_PIN_DATA(SEL1, PIN_OUTPUT, PullNone, 0) },
{ P2_3, EUSCI_A1_BASE, MSP432_PIN_DATA(SEL1, PIN_OUTPUT, PullNone, 1) },
{ P3_3, EUSCI_A2_BASE, MSP432_PIN_DATA(SEL1, PIN_OUTPUT, PullNone, 2) },
{ P9_7, EUSCI_A3_BASE, MSP432_PIN_DATA(SEL1, PIN_OUTPUT, PullNone, 3) },
{ P1_6, EUSCI_B0_BASE, MSP432_PIN_DATA(SEL1, PIN_OUTPUT, PullNone, 4) },
{ P6_4, EUSCI_B1_BASE, MSP432_PIN_DATA(SEL1, PIN_OUTPUT, PullNone, 5) },
{ P3_6, EUSCI_B2_BASE, MSP432_PIN_DATA(SEL1, PIN_OUTPUT, PullNone, 6) },
{ P6_6, EUSCI_B3_BASE, MSP432_PIN_DATA(SEL2, PIN_OUTPUT, PullNone, 7) },
{ P10_2, EUSCI_B3_BASE, MSP432_PIN_DATA(SEL1, PIN_OUTPUT, PullNone, 7) },
{ NC, NC, 0 }
};

const PinMap PinMap_SPI_MISO[] = {
{ P1_2, EUSCI_A0_BASE, MSP432_PIN_DATA(SEL1, PIN_INPUT, PullNone, 0) },
{ P2_2, EUSCI_A1_BASE, MSP432_PIN_DATA(SEL1, PIN_INPUT, PullNone, 1) },
{ P3_2, EUSCI_A2_BASE, MSP432_PIN_DATA(SEL1, PIN_INPUT, PullNone, 2) },
{ P9_6, EUSCI_A3_BASE, MSP432_PIN_DATA(SEL1, PIN_INPUT, PullNone, 3) },
{ P1_7, EUSCI_B0_BASE, MSP432_PIN_DATA(SEL1, PIN_INPUT, PullNone, 4) },
{ P6_5, EUSCI_B1_BASE, MSP432_PIN_DATA(SEL1, PIN_INPUT, PullNone, 5) },
{ P3_7, EUSCI_B2_BASE, MSP432_PIN_DATA(SEL1, PIN_INPUT, PullNone, 6) },
{ P6_7, EUSCI_B3_BASE, MSP432_PIN_DATA(SEL2, PIN_INPUT, PullNone, 7) },
{ P10_3, EUSCI_B3_BASE, MSP432_PIN_DATA(SEL1, PIN_INPUT, PullNone, 7) },
{ NC, NC, 0 }
};

const PinMap PinMap_SPI_SCLK[] = {
{ P1_1, EUSCI_A0_BASE, MSP432_PIN_DATA(SEL1, PIN_OUTPUT, PullNone, 0) },
{ P2_1, EUSCI_A1_BASE, MSP432_PIN_DATA(SEL1, PIN_OUTPUT, PullNone, 1) },
{ P3_1, EUSCI_A2_BASE, MSP432_PIN_DATA(SEL1, PIN_OUTPUT, PullNone, 2) },
{ P9_5, EUSCI_A3_BASE, MSP432_PIN_DATA(SEL1, PIN_OUTPUT, PullNone, 3) },
{ P1_5, EUSCI_B0_BASE, MSP432_PIN_DATA(SEL1, PIN_OUTPUT, PullNone, 4) },
{ P6_3, EUSCI_B1_BASE, MSP432_PIN_DATA(SEL1, PIN_OUTPUT, PullNone, 5) },
{ P3_5, EUSCI_B2_BASE, MSP432_PIN_DATA(SEL1, PIN_OUTPUT, PullNone, 6) },
{ P8_1, EUSCI_B3_BASE, MSP432_PIN_DATA(SEL1, PIN_OUTPUT, PullNone, 7) },
{ P10_1, EUSCI_B3_BASE, MSP432_PIN_DATA(SEL1, PIN_OUTPUT, PullNone, 7) },
{ NC, NC, 0 }
};

const PinMap PinMap_SPI_SSEL[] = {
{ P1_0, EUSCI_A0_BASE, MSP432_PIN_DATA(SEL1, PIN_OUTPUT, PullNone, 0) },
{ P2_0, EUSCI_A1_BASE, MSP432_PIN_DATA(SEL1, PIN_OUTPUT, PullNone, 1) },
{ P3_0, EUSCI_A2_BASE, MSP432_PIN_DATA(SEL1, PIN_OUTPUT, PullNone, 2) },
{ P9_4, EUSCI_A3_BASE, MSP432_PIN_DATA(SEL1, PIN_OUTPUT, PullNone, 3) },
{ P1_4, EUSCI_B0_BASE, MSP432_PIN_DATA(SEL1, PIN_OUTPUT, PullNone, 4) },
{ P6_2, EUSCI_B1_BASE, MSP432_PIN_DATA(SEL1, PIN_OUTPUT, PullNone, 5) },
{ P3_4, EUSCI_B2_BASE, MSP432_PIN_DATA(SEL1, PIN_OUTPUT, PullNone, 6) },
{ P8_0, EUSCI_B3_BASE, MSP432_PIN_DATA(SEL1, PIN_OUTPUT, PullNone, 7) },
{ P10_0, EUSCI_B3_BASE, MSP432_PIN_DATA(SEL1, PIN_OUTPUT, PullNone, 7) },
{ NC, NC, 0 }
};

const PinMap PinMap_PWM[] = {
{ P2_4, TIMER_A0_BASE, MSP432_PIN_DATA(SEL1, PIN_OUTPUT, PullNone, 1) },
{ P2_5, TIMER_A0_BASE, MSP432_PIN_DATA(SEL1, PIN_OUTPUT, PullNone, 2) },
{ P2_6, TIMER_A0_BASE, MSP432_PIN_DATA(SEL1, PIN_OUTPUT, PullNone, 3) },
{ P2_7, TIMER_A0_BASE, MSP432_PIN_DATA(SEL1, PIN_OUTPUT, PullNone, 4) },
{ P7_7, TIMER_A1_BASE, MSP432_PIN_DATA(SEL1, PIN_OUTPUT, PullNone, 1) },
{ P7_6, TIMER_A1_BASE, MSP432_PIN_DATA(SEL1, PIN_OUTPUT, PullNone, 2) },
{ P7_5, TIMER_A1_BASE, MSP432_PIN_DATA(SEL1, PIN_OUTPUT, PullNone, 3) },
{ P7_4, TIMER_A1_BASE, MSP432_PIN_DATA(SEL1, PIN_OUTPUT, PullNone, 4) },
{ P5_6, TIMER_A2_BASE, MSP432_PIN_DATA(SEL1, PIN_OUTPUT, PullNone, 1) },
{ P5_7, TIMER_A2_BASE, MSP432_PIN_DATA(SEL1, PIN_OUTPUT, PullNone, 2) },
{ P6_6, TIMER_A2_BASE, MSP432_PIN_DATA(SEL1, PIN_OUTPUT, PullNone, 3) },
{ P6_7, TIMER_A2_BASE, MSP432_PIN_DATA(SEL1, PIN_OUTPUT, PullNone, 4) },
{ NC, NC, 0 }
};

70 changes: 70 additions & 0 deletions targets/TARGET_TI/TARGET_MSP432/PeripheralPins.h
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/* 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.
*/

#ifndef MBED_PERIPHERALPINS_H
#define MBED_PERIPHERALPINS_H

#include "pinmap.h"

typedef enum {
SEL0 = 0,
SEL1 = 1,
SEL2 = 2,
SEL3 = 3
} pin_sel_t;

#define MSP432_PIN_DATA(sel, dir, mode, channel) (sel | (dir << 8) | (mode << 16) | (channel << 24))

#define GET_DATA_SEL(data) ( data & 0xff)
#define GET_DATA_DIR(data) ((data >> 8) & 0xff)
#define GET_DATA_MODE(data) ((data >> 16) & 0xff)
#define GET_DATA_CHAN(data) ((data >> 24) & 0xff)

extern const PinMap PinMap_empty[];

//*** ADC ***
#if DEVICE_ANALOGIN
extern const PinMap PinMap_ADC[];
extern const PinMap PinMap_ADC_Internal[];
#endif

//*** I2C ***
#if DEVICE_I2C
extern const PinMap PinMap_I2C_SDA[];
extern const PinMap PinMap_I2C_SCL[];
#endif

//*** PWM ***
#if DEVICE_PWMOUT
extern const PinMap PinMap_PWM[];
#endif

//*** SERIAL ***
#if DEVICE_SERIAL
extern const PinMap PinMap_UART_TX[];
extern const PinMap PinMap_UART_RX[];
#endif

//*** SPI ***
#if DEVICE_SPI
extern const PinMap PinMap_SPI_MOSI[];
extern const PinMap PinMap_SPI_MISO[];
extern const PinMap PinMap_SPI_SCLK[];
extern const PinMap PinMap_SPI_SSEL[];
#endif

#endif
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