int init_soc(int soc_type)
{
switch(soc_type)
{
case MCIMX233:
init_all_pins(); //base on board layout
init_clock_power();
//init_dma();
serial_init(); //heading by serial_ means this function is from serial.c
printf("INIT: \n<..uart..>\n");
printf("INIT: sdram...\n");
init_sdram();
//gpmi_init(); //heading by gpmi_ means this function is from gpmi.c
printf("INIT: sd card...\n");
sd_init();
printf("INIT: dm9k...\n");
dm9000_initialize();
printf("INIT: tag-list...\n");
// init_taglist(0x40000000);
printf("INIT: booting...\n");
break;
}
return 0;
}
/* ------------------------------------------------------------------------- */
int board_early_init_f (void)
{
/* Running from ROM: global data is still READONLY */
init_sdram ();
mtdcr (uicsr, 0xFFFFFFFF); /* clear all ints */
mtdcr (uicer, 0x00000000); /* disable all ints */
mtdcr (uiccr, 0x00000020); /* set all but FPGA SMI to be non-critical */
mtdcr (uicpr, 0xFFFFFFE0); /* set int polarities */
mtdcr (uictr, 0x10000000); /* set int trigger levels */
mtdcr (uicvcr, 0x00000001); /* set vect base=0,INT0 highest priority */
mtdcr (uicsr, 0xFFFFFFFF); /* clear all ints */
return 0;
}
/***********************************************************************
* initialize - One-time initialization routines included here
*
*
* Used for initializing the SDRAM memory, test result region,
* SDRAM init registers
**********************************************************************/
void _reentrant initialize(){
/* initialize test result region: */
for (i = 0; i < 0x200; i++)
test_result[i] = 0x00;
if (gpiopwrupall() != 1)
TEST_FAILED;
if (sdraminitregs(CLK_DIV) != 1)
TEST_FAILED;
init_sdram();
j = 0; // no of tests failed
return;
}
