Gitiles
Code Review Sign In
gerrit.cesnet.cz / github / trini / u-boot / f4446629c9d60cd92d2c5d3221aed7b4ce07c552 / . / arch / arm / include / asm / arch-rockchip / sdram.h
blob: d3de42d297745152efa3076e0e3aa1427005c7f6 [file] [log] [blame]
Simon Glass5ff093a2015-08-30 16:55:36 -0600[diff] [blame]1/*
2 * Copyright (c) 2015 Google, Inc
3 *
4 * Copyright 2014 Rockchip Inc.
5 *
6 * SPDX-License-Identifier: GPL-2.0
7 */
8
9#ifndef _ASM_ARCH_RK3288_SDRAM_H__
10#define _ASM_ARCH_RK3288_SDRAM_H__
11
12enum {
13 DDR3 = 3,
14 LPDDR3 = 6,
15 UNUSED = 0xFF,
16};
17
18struct rk3288_sdram_channel {
19 u8 rank;
20 u8 col;
21 u8 bk;
22 u8 bw;
23 u8 dbw;
24 u8 row_3_4;
25 u8 cs0_row;
26 u8 cs1_row;
27};
28
29struct rk3288_sdram_pctl_timing {
30 u32 togcnt1u;
31 u32 tinit;
32 u32 trsth;
33 u32 togcnt100n;
34 u32 trefi;
35 u32 tmrd;
36 u32 trfc;
37 u32 trp;
38 u32 trtw;
39 u32 tal;
40 u32 tcl;
41 u32 tcwl;
42 u32 tras;
43 u32 trc;
44 u32 trcd;
45 u32 trrd;
46 u32 trtp;
47 u32 twr;
48 u32 twtr;
49 u32 texsr;
50 u32 txp;
51 u32 txpdll;
52 u32 tzqcs;
53 u32 tzqcsi;
54 u32 tdqs;
55 u32 tcksre;
56 u32 tcksrx;
57 u32 tcke;
58 u32 tmod;
59 u32 trstl;
60 u32 tzqcl;
61 u32 tmrr;
62 u32 tckesr;
63 u32 tdpd;
64};
65check_member(rk3288_sdram_pctl_timing, tdpd, 0x144 - 0xc0);
66
67struct rk3288_sdram_phy_timing {
68 u32 dtpr0;
69 u32 dtpr1;
70 u32 dtpr2;
71 u32 mr[4];
72};
73
74struct rk3288_base_params {
75 u32 noc_timing;
76 u32 noc_activate;
77 u32 ddrconfig;
78 u32 ddr_freq;
79 u32 dramtype;
80 u32 stride;
81 u32 odt;
82};
83
84struct rk3288_sdram_params {
85 struct rk3288_sdram_channel ch[2];
86 struct rk3288_sdram_pctl_timing pctl_timing;
87 struct rk3288_sdram_phy_timing phy_timing;
88 struct rk3288_base_params base;
89 int num_channels;
90};
91
92#endif