| /* SPDX-License-Identifier: GPL-2.0+ */ |
| /* |
| * Copyright 2017 NXP |
| */ |
| |
| #ifndef __LS1088A_DDR_H__ |
| #define __LS1088A_DDR_H__ |
| struct board_specific_parameters { |
| u32 n_ranks; |
| u32 datarate_mhz_high; |
| u32 rank_gb; |
| u32 clk_adjust; |
| u32 wrlvl_start; |
| u32 wrlvl_ctl_2; |
| u32 wrlvl_ctl_3; |
| }; |
| |
| /* |
| * These tables contain all valid speeds we want to override with board |
| * specific parameters. datarate_mhz_high values need to be in ascending order |
| * for each n_ranks group. |
| */ |
| |
| static const struct board_specific_parameters udimm0[] = { |
| /* |
| * memory controller 0 |
| * num| hi| rank| clk| wrlvl | wrlvl | wrlvl |
| * ranks| mhz| GB |adjst| start | ctl2 | ctl3 |
| */ |
| #if defined(CONFIG_TARGET_LS1088ARDB) |
| |
| {2, 1666, 0, 8, 8, 0x090A0B0E, 0x0F10110D,}, |
| {2, 1900, 0, 4, 7, 0x09090B0D, 0x0E10120B,}, |
| {2, 2300, 0, 8, 9, 0x0A0C0E11, 0x1214160F,}, |
| {} |
| #elif defined(CONFIG_TARGET_LS1088AQDS) |
| {2, 1666, 0, 8, 8, 0x0A0A0C0E, 0x0F10110C,}, |
| {2, 1900, 0, 4, 7, 0x09090B0D, 0x0E10120B,}, |
| {2, 2300, 0, 4, 9, 0x0A0C0D11, 0x1214150E,}, |
| {} |
| |
| #endif |
| }; |
| |
| static const struct board_specific_parameters *udimms[] = { |
| udimm0, |
| }; |
| #endif |