void system_sf_reset(UartProtocolPacket *pPacket)
{
if ((pPacket->Length == sizeof(SOFTWARE_UPDATE_ASK)) \
&& (0 == memcmp(&pPacket->DataAndCRC[0], &SOFTWARE_UPDATE_ASK[0], pPacket->Length)))
{
asm("nop;");
//u32 bfrom_SysControl(u32 dActionFlags, ADI_SYSCTRL_VALUES *pSysCtrlSettings, void *reserved);
//bfrom_SysControl(SYSCTRL_SYSRESET, NULL, NULL); /* either */
bfrom_SysControl(SYSCTRL_SOFTRESET, NULL, NULL); /* or */
return;
}
}
void initDSP() {
// Clock
// 158.0544MHz
int ssel = 8;
int csel = 0;
ADI_SYSCTRL_VALUES pll;
pll.uwPllCtl = SET_MSEL(14);
pll.uwPllDiv = ssel + (csel << 4);
pll.uwVrCtl = 0x7000;
bfrom_SysControl(SYSCTRL_WRITE | SYSCTRL_PLLCTL | SYSCTRL_PLLDIV, &pll, NULL);
while ((*pPLL_STAT & PLL_LOCKED) == 0);
// GPIO G
*pPORTG_FER = 0;
*pPORTGIO_DIR = CODEC_RESET | CODEC_CS;
*pPORTGIO_SET = CODEC_CS;
*pPORTGIO_CLEAR = CODEC_RESET;
// GPIO F
*pPORTF_FER = 0;
*pPORTFIO_DIR = TEST_PIN;
*pPORTFIO_SET = TEST_PIN;
// I2C
*pTWI_CLKDIV = CLKLOW(I2C_CLK_LOHI) | CLKHI(I2C_CLK_LOHI);
ssync();
*pTWI_CONTROL = TWI_ENA | 10;
// I2S
*pPORTG_FER |= PG1 | PG5 | PG6 | PG7;
// SPI
*pPORTF_FER |= PF15 | PF14 | PF13;
*pSPI0_FLG = 0b00000000000010;
*pSPI0_BAUD = SPI_BAUD;
ssync();
*pSPI0_CTL = 0b0101000000001101;
}
