custom-uv-k5-firmware/driver/spi.h
2023-08-09 16:06:51 +01:00

48 lines
1.3 KiB
C

/* Copyright 2023 Dual Tachyon
* https://github.com/DualTachyon
*
* 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 DRIVER_SPI_H
#define DRIVER_SPI_H
#include <stdbool.h>
#include <stdint.h>
typedef struct {
uint8_t MSTR;
uint8_t SPR;
uint8_t CPHA;
uint8_t CPOL;
uint8_t LSB;
uint8_t TF_CLR;
uint8_t RF_CLR;
uint8_t TXFIFO_HFULL;
uint8_t TXFIFO_EMPTY;
uint8_t RXFIFO_HFULL;
uint8_t RXFIFO_FULL;
uint8_t RXFIFO_OVF;
} SPI_Config_t;
void SPI0_Init(void);
void SPI_WaitForUndocumentedTxFifoStatusBit(void);
void SPI_Disable(volatile uint32_t *pCR);
void SPI_Configure(volatile SPI_Port_t *pPort, SPI_Config_t *pConfig);
void SPI_ToggleMasterMode(volatile uint32_t *pCr, bool bIsMaster);
void SPI_Enable(volatile uint32_t *pCR);
#endif