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rel_1.6.0 init

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guocheng.kgc 2020-06-18 20:06:52 +08:00 • committed by shengdong.dsd
commit 27b3e2883d
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100
Living_SDK/board/mk3165/mico_spi.c Normal file
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#include <string.h>
#include <stdint.h>
#include <stdbool.h>
#include <stddef.h>
#include "mico_platform.h"
extern platform_spi_driver_t platform_spi_drivers[];
extern const platform_gpio_t platform_gpio_pins[];
extern const platform_spi_t platform_spi_peripherals[];
OSStatus MicoSpiInitialize( const platforom_spi_device_t* spi )
{
platform_spi_config_t config;
OSStatus err = kNoErr;
if ( spi->port >= MICO_SPI_NONE )
return kUnsupportedErr;
#ifdef MICO_WIFI_SHARE_SPI_BUS
if( platform_spi_peripherals[spi->port].port == wifi_spi.port )
{
return platform_wlan_spi_init( &platform_gpio_pins[spi->chip_select] );
}
#endif
if( platform_spi_drivers[spi->port].spi_mutex == NULL)
mico_rtos_init_mutex( &platform_spi_drivers[spi->port].spi_mutex );
config.chip_select = spi->chip_select == MICO_GPIO_NONE ? NULL : &platform_gpio_pins[spi->chip_select];
config.speed = spi->speed;
config.mode = spi->mode;
config.bits = spi->bits;
mico_rtos_lock_mutex( &platform_spi_drivers[spi->port].spi_mutex );
err = platform_spi_init( &platform_spi_drivers[spi->port], &platform_spi_peripherals[spi->port], &config );
mico_rtos_unlock_mutex( &platform_spi_drivers[spi->port].spi_mutex );
return err;
}
OSStatus MicoSpiFinalize( const platforom_spi_device_t* spi )
{
OSStatus err = kNoErr;
if ( spi->port >= MICO_SPI_NONE )
return kUnsupportedErr;
#ifdef MICO_WIFI_SHARE_SPI_BUS
if( platform_spi_peripherals[spi->port].port == wifi_spi.port )
{
return kUnsupportedErr;
//return platform_wlan_spi_deinit( &platform_gpio_pins[spi->chip_select] );
}
#endif
if( platform_spi_drivers[spi->port].spi_mutex == NULL)
mico_rtos_init_mutex( &platform_spi_drivers[spi->port].spi_mutex );
mico_rtos_lock_mutex( &platform_spi_drivers[spi->port].spi_mutex );
err = platform_spi_deinit( &platform_spi_drivers[spi->port] );
mico_rtos_unlock_mutex( &platform_spi_drivers[spi->port].spi_mutex );
return err;
}
OSStatus MicoSpiTransfer( const platforom_spi_device_t* spi, const platform_spi_message_segment_t* segments, uint16_t number_of_segments )
{
platform_spi_config_t config;
OSStatus err = kNoErr;
if ( spi->port >= MICO_SPI_NONE )
return kUnsupportedErr;
#ifdef MICO_WIFI_SHARE_SPI_BUS
if( platform_spi_peripherals[spi->port].port == wifi_spi.port )
{
return platform_wlan_spi_transfer( &platform_gpio_pins[spi->chip_select], segments, number_of_segments );
}
#endif
if( platform_spi_drivers[spi->port].spi_mutex == NULL)
mico_rtos_init_mutex( &platform_spi_drivers[spi->port].spi_mutex );
config.chip_select = spi->chip_select == MICO_GPIO_NONE ? NULL : &platform_gpio_pins[spi->chip_select];
config.speed = spi->speed;
config.mode = spi->mode;
config.bits = spi->bits;
mico_rtos_lock_mutex( &platform_spi_drivers[spi->port].spi_mutex );
err = platform_spi_init( &platform_spi_drivers[spi->port], &platform_spi_peripherals[spi->port], &config );
err = platform_spi_transfer( &platform_spi_drivers[spi->port], &config, segments, number_of_segments );
mico_rtos_unlock_mutex( &platform_spi_drivers[spi->port].spi_mutex );
return err;
}