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Diffstat (limited to 'src/mainboard/google/samus/spd.h')
| -rw-r--r-- | src/mainboard/google/samus/spd.h | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/src/mainboard/google/samus/spd.h b/src/mainboard/google/samus/spd.h new file mode 100644 index 0000000000..98180fa72c --- /dev/null +++ b/src/mainboard/google/samus/spd.h @@ -0,0 +1,43 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2014 Google Inc. + * + * 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. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#ifndef MAINBOARD_SPD_H +#define MAINBOARD_SPD_H + +#define SPD_LEN 256 + +#define SPD_DRAM_TYPE 2 +#define SPD_DRAM_DDR3 0x0b +#define SPD_DRAM_LPDDR3 0xf1 +#define SPD_DENSITY_BANKS 4 +#define SPD_ADDRESSING 5 +#define SPD_ORGANIZATION 7 +#define SPD_BUS_DEV_WIDTH 8 +#define SPD_PART_OFF 128 +#define SPD_PART_LEN 18 + +/* Samus board memory configuration GPIOs */ +#define SPD_GPIO_BIT0 67 +#define SPD_GPIO_BIT1 68 +#define SPD_GPIO_BIT2 69 + +struct pei_data; +void mainboard_fill_spd_data(struct pei_data *pei_data); + +#endif |