/* this is only for debug */
void dump_eprom(struct net_device *dev)
{
int i;
for (i = 0; i < 0xff; i++) {
RT_TRACE(COMP_INIT, "EEPROM addr %x : %x", i, eprom_read(dev, i));
}
}
/* Read EEPROM to find out product id. Return 0 in case of failure */
uint32_t platform_id_read (void)
{
uint32_t id = 0;
uint16_t offset = 0;
dev = qup_i2c_init(GSBI_ID_8, 100000, 24000000);
if(!dev){
return id;
}
/* Check if EPROM is valid */
if (CONVERT_ENDIAN_U32(eprom_read(0, 4)) == CDT_MAGIC_NUMBER)
{
/* Get offset for platform ID info from Meta Data block 0 */
offset = eprom_read(CONVERT_ENDIAN_U16(0 +
sizeof(struct cdt_header)), 2);
/* Read platform ID */
id = eprom_read(CONVERT_ENDIAN_U16(offset), 4);
id = CONVERT_ENDIAN_U32(id);
id = (id & 0x00FF0000) >> 16;
}
