1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  * Copyright 2017 NXP
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,},
33 	{2,  1900, 0, 8,     9, 0x0A0B0C10, 0x1112140E,},
34 	{2,  2300, 0, 8,     9, 0x0A0C0E11, 0x1214160F,},
35 	{}
36 #elif defined(CONFIG_TARGET_LS1088AQDS)
37 	{2,  1666, 0, 8,     8, 0x0A0A0C0E, 0x0F10110C,},
38 	{2,  1900, 0, 8,     9, 0x0A0B0C10, 0x1112140E,},
39 	{2,  2300, 0, 4,     9, 0x0A0C0D11, 0x1214150E,},
40 	{}
41 
42 #endif
43 };
44 
45 static const struct board_specific_parameters *udimms[] = {
46 	udimm0,
47 };
48 #endif
49