/*
 * DRAM capacity from fuse (SKU), not physical probe.
 */

#include "dram_fuse.h"
#include <soc/fuse.h>
#include <soc/hw_init.h>
#include <soc/t210.h>

static int mariko_dram_mib(u32 dram_id)
{
	switch (dram_id) {
	case 9:
	case 13:
	case 18:
	case 21:
	case 23:
	case 28:
		return 8192;
	default:
		if (dram_id >= 3 && dram_id <= 28)
			return 4096;
		return -1;
	}
}

static int erista_dram_mib(u32 dram_id)
{
	if (dram_id == 4)
		return 6144;
	if (dram_id <= 6)
		return 4096;
	return -1;
}

int dram_capacity_mib_from_fuse(void)
{
	u32 nid = fuse_read_dramid(false);
	u32 chip = hw_get_chip_id();

	if (chip == GP_HIDREV_MAJOR_T210)
		return erista_dram_mib(nid);
	if (chip == GP_HIDREV_MAJOR_T210B01)
		return mariko_dram_mib(nid);
	return -1;
}