diff options
Diffstat (limited to 'board/CZ.NIC/turris_omnia/old_ddr3_training.c')
| -rw-r--r-- | board/CZ.NIC/turris_omnia/old_ddr3_training.c | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/board/CZ.NIC/turris_omnia/old_ddr3_training.c b/board/CZ.NIC/turris_omnia/old_ddr3_training.c new file mode 100644 index 00000000000..cdb3487ad9e --- /dev/null +++ b/board/CZ.NIC/turris_omnia/old_ddr3_training.c @@ -0,0 +1,63 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2024 Marek Behún <kabel@kernel.org> + */ + +#include <asm/arch/soc.h> +#include <asm/io.h> + +#include "../drivers/ddr/marvell/a38x/old/ddr3_init.h" + +static struct hws_topology_map board_topology_map_1g = { + 0x1, /* active interfaces */ + /* cs_mask, mirror, dqs_swap, ck_swap X PUPs */ + { { { {0x1, 0, 0, 0}, + {0x1, 0, 0, 0}, + {0x1, 0, 0, 0}, + {0x1, 0, 0, 0}, + {0x1, 0, 0, 0} }, + SPEED_BIN_DDR_1600K, /* speed_bin */ + BUS_WIDTH_16, /* memory_width */ + MEM_4G, /* mem_size */ + DDR_FREQ_800, /* frequency */ + 0, 0, /* cas_l cas_wl */ + HWS_TEMP_NORMAL, /* temperature */ + HWS_TIM_2T} }, /* timing (force 2t) */ + 5, /* Num Of Bus Per Interface*/ + BUS_MASK_32BIT /* Busses mask */ +}; + +static struct hws_topology_map board_topology_map_2g = { + 0x1, /* active interfaces */ + /* cs_mask, mirror, dqs_swap, ck_swap X PUPs */ + { { { {0x1, 0, 0, 0}, + {0x1, 0, 0, 0}, + {0x1, 0, 0, 0}, + {0x1, 0, 0, 0}, + {0x1, 0, 0, 0} }, + SPEED_BIN_DDR_1600K, /* speed_bin */ + BUS_WIDTH_16, /* memory_width */ + MEM_8G, /* mem_size */ + DDR_FREQ_800, /* frequency */ + 0, 0, /* cas_l cas_wl */ + HWS_TEMP_NORMAL, /* temperature */ + HWS_TIM_2T} }, /* timing (force 2t) */ + 5, /* Num Of Bus Per Interface*/ + BUS_MASK_32BIT /* Busses mask */ +}; + +/* defined in turris_omnia.c */ +extern int omnia_get_ram_size_gb(void); + +struct hws_topology_map *ddr3_get_topology_map(void) +{ + if (omnia_get_ram_size_gb() == 2) + return &board_topology_map_2g; + else + return &board_topology_map_1g; +} + +__weak u32 sys_env_get_topology_update_info(struct topology_update_info *tui) +{ + return MV_OK; +} |