diff options
-rw-r--r-- | src/mainboard/google/dedede/variants/beadrix/Makefile.inc | 3 | ||||
-rw-r--r-- | src/mainboard/google/dedede/variants/beadrix/memory.c | 48 |
2 files changed, 51 insertions, 0 deletions
diff --git a/src/mainboard/google/dedede/variants/beadrix/Makefile.inc b/src/mainboard/google/dedede/variants/beadrix/Makefile.inc new file mode 100644 index 0000000000..566f5cc767 --- /dev/null +++ b/src/mainboard/google/dedede/variants/beadrix/Makefile.inc @@ -0,0 +1,3 @@ +## SPDX-License-Identifier: GPL-2.0-or-later + +romstage-y += memory.c diff --git a/src/mainboard/google/dedede/variants/beadrix/memory.c b/src/mainboard/google/dedede/variants/beadrix/memory.c new file mode 100644 index 0000000000..bfef45bf36 --- /dev/null +++ b/src/mainboard/google/dedede/variants/beadrix/memory.c @@ -0,0 +1,48 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ + +#include <baseboard/variants.h> +#include <baseboard/gpio.h> +#include <gpio.h> +#include <soc/meminit.h> +#include <soc/romstage.h> + +static const struct mb_cfg board_memcfg_cfg = { + + .dq_map[DDR_CH0] = { + {0xf, 0xf0}, + {0xf, 0xf0}, + {0xff, 0x0}, + {0x0, 0x0}, + {0x0, 0x0}, + {0x0, 0x0} + }, + .dq_map[DDR_CH1] = { + {0xf, 0xf0}, + {0xf, 0xf0}, + {0xff, 0x0}, + {0x0, 0x0}, + {0x00, 0x0}, + {0x00, 0x0} + }, + + /* + * The dqs_map arrays map the ddr4 pins to the SoC pins + * for both channels. + * + * the index = pin number on SoC + * the value = pin number on LPDDR4 part + */ + .dqs_map[DDR_CH0] = {0, 3, 2, 1, 7, 5, 4, 6}, + .dqs_map[DDR_CH1] = {3, 1, 2, 0, 4, 7, 6, 5}, + + /* Disable Early Command Training */ + .ect = 1, + + /* User Board Type */ + .UserBd = BOARD_TYPE_MOBILE, +}; + +const struct mb_cfg *variant_memcfg_config(void) +{ + return &board_memcfg_cfg; +} |