/* SPDX-License-Identifier: GPL-2.0-only */ /* This file is part of the coreboot project. */ #ifndef VARIANT_H #define VARIANT_H #include /* * RAM_ID[2:0] are on GPIO_SSUS[39:37] * 0b000 - 4GiB total - 2 x 2GiB Micron MT41K256M16HA-125:E 1600MHz * 0b001 - 4GiB total - 2 x 2GiB Hynix H5TC4G63AFR-PBA 1600MHz * 0b010 - 2GiB total - 2 x 1GiB Micron MT41K128M16JT-125:K 1600MHz * 0b011 - 2GiB total - 2 x 1GiB Hynix H5TC2G63FFR-PBA 1600MHz * 0b100 - 2GiB total - 1 x 2GiB Micron MT41K256M16HA-125:E 1600MHz * 0b101 - 2GiB total - 1 x 2GiB Hynix H5TC4G63AFR-PBA 1600MHz * 0b110 - 4GiB total - 2 x 2GiB Samsung K4B4G1646Q-HYK0 1600MHz * 0b111 - 2GiB total - 1 x 2GiB Samsung K4B4G1646Q-HYK0 1600MHz */ static const uint32_t dual_channel_config = (1 << 0) | (1 << 1) | (1 << 2) | (1 << 3) | (1 << 6); #define SPD_SIZE 256 #define GPIO_SSUS_37_PAD 57 #define GPIO_SSUS_38_PAD 50 #define GPIO_SSUS_39_PAD 58 #endif