2 * Copyright 2013 Freescale Semiconductor, Inc.
4 * SPDX-License-Identifier: GPL-2.0+
9 struct board_specific_parameters {
11 u32 datarate_mhz_high;
20 * These tables contain all valid speeds we want to override with board
21 * specific parameters. datarate_mhz_high values need to be in ascending order
22 * for each n_ranks group.
25 static const struct board_specific_parameters udimm0[] = {
28 * num| hi| rank| clk| wrlvl | wrlvl | wrlvl |
29 * ranks| mhz| GB |adjst| start | ctl2 | ctl3 |
31 {2, 1200, 2, 5, 7, 0x0808090a, 0x0b0c0c0a},
32 {2, 1500, 2, 5, 6, 0x07070809, 0x0a0b0b09},
33 {2, 1600, 2, 5, 8, 0x090b0b0d, 0x0d0e0f0b},
34 {2, 1700, 2, 4, 7, 0x080a0a0c, 0x0c0d0e0a},
35 {2, 1900, 2, 5, 9, 0x0a0b0c0e, 0x0f10120c},
36 {2, 2140, 2, 4, 8, 0x090a0b0d, 0x0e0f110b},
37 {1, 1200, 2, 5, 7, 0x0808090a, 0x0b0c0c0a},
38 {1, 1500, 2, 5, 6, 0x07070809, 0x0a0b0b09},
39 {1, 1600, 2, 5, 8, 0x090b0b0d, 0x0d0e0f0b},
40 {1, 1700, 2, 4, 7, 0x080a0a0c, 0x0c0d0e0a},
41 {1, 1900, 2, 5, 9, 0x0a0b0c0e, 0x0f10120c},
42 {1, 2140, 2, 4, 8, 0x090a0b0d, 0x0e0f110b},
46 static const struct board_specific_parameters rdimm0[] = {
49 * num| hi| rank| clk| wrlvl | wrlvl | wrlvl |
50 * ranks| mhz| GB |adjst| start | ctl2 | ctl3 |
52 /* TODO: need tuning these parameters if RDIMM is used */
53 {4, 1350, 0, 5, 9, 0x08070605, 0x06070806},
54 {4, 1666, 0, 5, 11, 0x0a080706, 0x07090906},
55 {4, 2140, 0, 5, 12, 0x0b090807, 0x080a0b07},
56 {2, 1350, 0, 5, 9, 0x08070605, 0x06070806},
57 {2, 1666, 0, 5, 11, 0x0a090806, 0x08090a06},
58 {2, 2140, 0, 5, 12, 0x0b090807, 0x080a0b07},
59 {1, 1350, 0, 5, 9, 0x08070605, 0x06070806},
60 {1, 1666, 0, 5, 11, 0x0a090806, 0x08090a06},
61 {1, 2140, 0, 4, 12, 0x0b090807, 0x080a0b07},
65 static const struct board_specific_parameters *udimms[] = {
69 static const struct board_specific_parameters *rdimms[] = {