From 102b0d2daa97dae68d3eed54d8fe37a9cc38a892 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 28 Apr 2024 11:13:47 +0200 Subject: Adding upstream version 2.8.0+dfsg. Signed-off-by: Daniel Baumann --- plat/marvell/armada/a8k/a70x0/board/dram_port.c | 91 +++++++++++++++++++++++++ 1 file changed, 91 insertions(+) create mode 100644 plat/marvell/armada/a8k/a70x0/board/dram_port.c (limited to 'plat/marvell/armada/a8k/a70x0/board/dram_port.c') diff --git a/plat/marvell/armada/a8k/a70x0/board/dram_port.c b/plat/marvell/armada/a8k/a70x0/board/dram_port.c new file mode 100644 index 0000000..355770b --- /dev/null +++ b/plat/marvell/armada/a8k/a70x0/board/dram_port.c @@ -0,0 +1,91 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include +#include + +#include +#include + +/* + * This function may modify the default DRAM parameters + * based on information received from SPD or bootloader + * configuration located on non volatile storage + */ +void plat_marvell_dram_update_topology(void) +{ +} + +/* + * This struct provides the DRAM training code with + * the appropriate board DRAM configuration + */ +static struct mv_ddr_topology_map board_topology_map = { +/* FIXME: MISL board 2CS 4Gb x8 devices of micron - 2133P */ + DEBUG_LEVEL_ERROR, + 0x1, /* active interfaces */ + /* cs_mask, mirror, dqs_swap, ck_swap X subphys */ + { { { {0x3, 0x2, 0, 0}, + {0x3, 0x2, 0, 0}, + {0x3, 0x2, 0, 0}, + {0x3, 0x2, 0, 0}, + {0x3, 0x2, 0, 0}, + {0x3, 0x2, 0, 0}, + {0x3, 0x2, 0, 0}, + {0x3, 0x2, 0, 0}, + {0x3, 0x2, 0, 0} }, + SPEED_BIN_DDR_2133P, /* speed_bin */ + MV_DDR_DEV_WIDTH_8BIT, /* sdram device width */ + MV_DDR_DIE_CAP_4GBIT, /* die capacity */ + MV_DDR_FREQ_SAR, /* frequency */ + 0, 0, /* cas_l, cas_wl */ + MV_DDR_TEMP_LOW} }, /* temperature */ + MV_DDR_32BIT_ECC_PUP8_BUS_MASK, /* subphys mask */ + MV_DDR_CFG_DEFAULT, /* ddr configuration data source */ + NOT_COMBINED, /* ddr twin-die combined*/ + { {0} }, /* raw spd data */ + {0}, /* timing parameters */ + { /* electrical configuration */ + { /* memory electrical configuration */ + MV_DDR_RTT_NOM_PARK_RZQ_DISABLE, /* rtt_nom */ + { + MV_DDR_RTT_NOM_PARK_RZQ_DIV4, /* rtt_park 1cs */ + MV_DDR_RTT_NOM_PARK_RZQ_DIV1 /* rtt_park 2cs */ + }, + { + MV_DDR_RTT_WR_DYN_ODT_OFF, /* rtt_wr 1cs */ + MV_DDR_RTT_WR_RZQ_DIV2 /* rtt_wr 2cs */ + }, + MV_DDR_DIC_RZQ_DIV7 /* dic */ + }, + { /* phy electrical configuration */ + MV_DDR_OHM_30, /* data_drv_p */ + MV_DDR_OHM_30, /* data_drv_n */ + MV_DDR_OHM_30, /* ctrl_drv_p */ + MV_DDR_OHM_30, /* ctrl_drv_n */ + { + MV_DDR_OHM_60, /* odt_p 1cs */ + MV_DDR_OHM_120 /* odt_p 2cs */ + }, + { + MV_DDR_OHM_60, /* odt_n 1cs */ + MV_DDR_OHM_120 /* odt_n 2cs */ + }, + }, + { /* mac electrical configuration */ + MV_DDR_ODT_CFG_NORMAL, /* odtcfg_pattern */ + MV_DDR_ODT_CFG_ALWAYS_ON, /* odtcfg_write */ + MV_DDR_ODT_CFG_NORMAL, /* odtcfg_read */ + }, + } +}; + +struct mv_ddr_topology_map *mv_ddr_topology_map_get(void) +{ + /* Return the board topology as defined in the board code */ + return &board_topology_map; +} -- cgit v1.2.3