diff options
Diffstat (limited to 'src/mainboard/google/rambi/variants/glimmer/include/variant/variant.h')
-rw-r--r-- | src/mainboard/google/rambi/variants/glimmer/include/variant/variant.h | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/src/mainboard/google/rambi/variants/glimmer/include/variant/variant.h b/src/mainboard/google/rambi/variants/glimmer/include/variant/variant.h new file mode 100644 index 0000000000..0ea42c52e9 --- /dev/null +++ b/src/mainboard/google/rambi/variants/glimmer/include/variant/variant.h @@ -0,0 +1,42 @@ +/* + * This file is part of the coreboot project. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef VARIANT_H +#define VARIANT_H + +/* + * RAM_ID[2:0] are on GPIO_SSUS[39:37] + * 0b0000 - 4GiB total - 2 x 2GiB Micron MT41K256M16HA-125:E 1600MHz + * 0b0001 - 4GiB total - 2 x 2GiB Hynix H5TC4G63AFR-PBA 1600MHz + * 0b0010 - 2GiB total - 2 x 1GiB Micron MT41K128M16JT-125:K 1600MHz + * 0b0011 - 2GiB total - 2 x 1GiB Hynix H5TC2G63FFR-PBA 1600MHz + * 0b0100 - 2GiB total - 2 x 1GiB Samsung K4B2G1646Q-BYK0 1600MHz + * 0b0101 - 2GiB total - 1 x 2GiB Hynix H5TC4G63AFR-PBA 1600MHz + * 0b0110 - 4GiB total - 2 x 2GiB Samsung K4B4G1646Q-HYK0 1600MHz + * 0b0111 - 4GiB total - 2 x 2GiB Elpida EDJ4216EFBG-GNL-F 1600MHz + * 0b1000 - 2GiB total - 1 x 2GiB Micron MT41K256M16HA-125:E 1600MHz + * 0b1001 - 2GiB total - 1 x 2GiB Elpida EDJ4216EFBG-GNL-F 1600MHz + * 0b1010 - 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 << 4) | (1 << 6) | (1 << 7); + +#define SPD_SIZE 256 +#define GPIO_SSUS_37_PAD 57 +#define GPIO_SSUS_38_PAD 50 +#define GPIO_SSUS_39_PAD 58 +#define GPIO_SSUS_40_PAD 52 + +#endif |