static int __init ppi_adc_init(void) {
int ret;
ret = dma_init();
if(ret) {
return ret;
}
ret = ppi_init();
if(ret) {
dma_close();
return ret;
}
ret = device_init();
if(ret) {
ppi_close();
dma_close();
return ret;
}
/* Disable everything */
disable_dma(CH_PPI);
bfin_write_PPI_CONTROL(bfin_read_PPI_CONTROL() & (~PORT_EN));
SSYNC();
return 0;
}
GERR GD_I2S_TX_Close(void)
{
GERR err = GD_OK;
SUB_DEVICE_S *pDev = prxDev;
if(pDev->subDevID != I2S_DEV_RX_ID)
{
return GD_ERR_NOT_ALLOWED;
}
err = dma_close(pDev);
if(err != GD_OK)
{
return err;
}
GD_TIMER_Delay(5);
GD_I2S_RX_Disable();
memset((void *)pDev, 0, sizeof(SUB_DEVICE_S));
return GD_OK;
}
static void __exit ppi_adc_close(void) {
device_close();
ppi_close();
dma_close();
}
