Tom Rini | 83d290c | 2018-05-06 17:58:06 -0400 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0+ */ |
Ashish Kumar | e84a324 | 2017-08-31 16:12:54 +0530 | [diff] [blame] | 2 | /* |
| 3 | * Copyright 2017 NXP |
Ashish Kumar | e84a324 | 2017-08-31 16:12:54 +0530 | [diff] [blame] | 4 | */ |
| 5 | |
| 6 | #ifndef __LS1088A_DDR_H__ |
| 7 | #define __LS1088A_DDR_H__ |
| 8 | struct board_specific_parameters { |
| 9 | u32 n_ranks; |
| 10 | u32 datarate_mhz_high; |
| 11 | u32 rank_gb; |
| 12 | u32 clk_adjust; |
| 13 | u32 wrlvl_start; |
| 14 | u32 wrlvl_ctl_2; |
| 15 | u32 wrlvl_ctl_3; |
| 16 | }; |
| 17 | |
| 18 | /* |
| 19 | * These tables contain all valid speeds we want to override with board |
| 20 | * specific parameters. datarate_mhz_high values need to be in ascending order |
| 21 | * for each n_ranks group. |
| 22 | */ |
| 23 | |
| 24 | static const struct board_specific_parameters udimm0[] = { |
| 25 | /* |
| 26 | * memory controller 0 |
| 27 | * num| hi| rank| clk| wrlvl | wrlvl | wrlvl |
| 28 | * ranks| mhz| GB |adjst| start | ctl2 | ctl3 |
| 29 | */ |
| 30 | #if defined(CONFIG_TARGET_LS1088ARDB) |
| 31 | |
| 32 | {2, 1666, 0, 8, 8, 0x090A0B0E, 0x0F10110D,}, |
Ashish Kumar | 7d3a532 | 2018-04-18 10:37:24 +0530 | [diff] [blame] | 33 | {2, 1900, 0, 8, 9, 0x0A0B0C10, 0x1112140E,}, |
Ashish Kumar | e84a324 | 2017-08-31 16:12:54 +0530 | [diff] [blame] | 34 | {2, 2300, 0, 8, 9, 0x0A0C0E11, 0x1214160F,}, |
| 35 | {} |
Ashish Kumar | 7769776 | 2017-08-31 16:12:55 +0530 | [diff] [blame] | 36 | #elif defined(CONFIG_TARGET_LS1088AQDS) |
| 37 | {2, 1666, 0, 8, 8, 0x0A0A0C0E, 0x0F10110C,}, |
Ashish Kumar | 7d3a532 | 2018-04-18 10:37:24 +0530 | [diff] [blame] | 38 | {2, 1900, 0, 8, 9, 0x0A0B0C10, 0x1112140E,}, |
Ashish Kumar | 7769776 | 2017-08-31 16:12:55 +0530 | [diff] [blame] | 39 | {2, 2300, 0, 4, 9, 0x0A0C0D11, 0x1214150E,}, |
| 40 | {} |
Ashish Kumar | e84a324 | 2017-08-31 16:12:54 +0530 | [diff] [blame] | 41 | |
| 42 | #endif |
| 43 | }; |
| 44 | |
| 45 | static const struct board_specific_parameters *udimms[] = { |
| 46 | udimm0, |
| 47 | }; |
| 48 | #endif |