BT485_REG_PCRAM_WRADDR
data->ramdac_wr(data->cookie, BT485_REG_PCRAM_WRADDR, ireg);
data->ramdac_wr(data->cookie, BT485_REG_PCRAM_WRADDR, ireg);
data->ramdac_wr(data->cookie, BT485_REG_PCRAM_WRADDR, 0);
data->ramdac_wr(data->cookie, BT485_REG_PCRAM_WRADDR, 0);
data->ramdac_wr(data->cookie, BT485_REG_PCRAM_WRADDR, 0x00);