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gerrit.devboardsforandroid.linaro.org / platform / external / u-boot / 35ae99467dbe9f5674b5cd6fbc9951c0aa8c8269 / . / include / common_timing_params.h
blob: b97147db419b3ac05327cc420398654f899cd3df [file] [log] [blame]
Kumar Gala58e5e9a2008-08-26 15:01:29 -0500[diff] [blame]1/*
York Sun34e026f2014-03-27 17:54:47 -0700[diff] [blame]2 * Copyright 2008-2014 Freescale Semiconductor, Inc.
Kumar Gala58e5e9a2008-08-26 15:01:29 -0500[diff] [blame]3 *
Tom Rini5b8031c2016-01-14 22:05:13 -0500[diff] [blame]4 * SPDX-License-Identifier: GPL-2.0
Kumar Gala58e5e9a2008-08-26 15:01:29 -0500[diff] [blame]5 */
6
7#ifndef COMMON_TIMING_PARAMS_H
8#define COMMON_TIMING_PARAMS_H
9
10typedef struct {
11 /* parameters to constrict */
12
Priyanka Jain0dd38a32013-09-25 10:41:19 +0530[diff] [blame]13 unsigned int tckmin_x_ps;
14 unsigned int tckmax_ps;
Priyanka Jain0dd38a32013-09-25 10:41:19 +0530[diff] [blame]15 unsigned int trcd_ps;
16 unsigned int trp_ps;
17 unsigned int tras_ps;
York Sun34e026f2014-03-27 17:54:47 -0700[diff] [blame]18#if defined(CONFIG_SYS_FSL_DDR3) || defined(CONFIG_SYS_FSL_DDR4)
19 unsigned int taamin_ps;
20#endif
Kumar Gala58e5e9a2008-08-26 15:01:29 -0500[diff] [blame]21
York Sun34e026f2014-03-27 17:54:47 -0700[diff] [blame]22#ifdef CONFIG_SYS_FSL_DDR4
23 unsigned int trfc1_ps;
24 unsigned int trfc2_ps;
25 unsigned int trfc4_ps;
26 unsigned int trrds_ps;
27 unsigned int trrdl_ps;
28 unsigned int tccdl_ps;
29#else
Priyanka Jain0dd38a32013-09-25 10:41:19 +0530[diff] [blame]30 unsigned int twtr_ps; /* maximum = 63750 ps */
31 unsigned int trfc_ps; /* maximum = 255 ns + 256 ns + .75 ns
Kumar Gala58e5e9a2008-08-26 15:01:29 -0500[diff] [blame]32 = 511750 ps */
33
Priyanka Jain0dd38a32013-09-25 10:41:19 +0530[diff] [blame]34 unsigned int trrd_ps; /* maximum = 63750 ps */
York Sun34e026f2014-03-27 17:54:47 -0700[diff] [blame]35 unsigned int trtp_ps; /* byte 38, spd->trtp */
36#endif
37 unsigned int twr_ps; /* maximum = 63750 ps */
Priyanka Jain0dd38a32013-09-25 10:41:19 +0530[diff] [blame]38 unsigned int trc_ps; /* maximum = 254 ns + .75 ns = 254750 ps */
Kumar Gala58e5e9a2008-08-26 15:01:29 -0500[diff] [blame]39
40 unsigned int refresh_rate_ps;
Valentin Longchamp7e157b02013-10-18 11:47:20 +0200[diff] [blame]41 unsigned int extended_op_srt;
Kumar Gala58e5e9a2008-08-26 15:01:29 -0500[diff] [blame]42
York Sun34e026f2014-03-27 17:54:47 -0700[diff] [blame]43#if defined(CONFIG_SYS_FSL_DDR1) || defined(CONFIG_SYS_FSL_DDR2)
Priyanka Jain0dd38a32013-09-25 10:41:19 +0530[diff] [blame]44 unsigned int tis_ps; /* byte 32, spd->ca_setup */
45 unsigned int tih_ps; /* byte 33, spd->ca_hold */
46 unsigned int tds_ps; /* byte 34, spd->data_setup */
47 unsigned int tdh_ps; /* byte 35, spd->data_hold */
Priyanka Jain0dd38a32013-09-25 10:41:19 +0530[diff] [blame]48 unsigned int tdqsq_max_ps; /* byte 44, spd->tdqsq */
49 unsigned int tqhs_ps; /* byte 45, spd->tqhs */
York Sun34e026f2014-03-27 17:54:47 -0700[diff] [blame]50#endif
Kumar Gala58e5e9a2008-08-26 15:01:29 -0500[diff] [blame]51
52 unsigned int ndimms_present;
York Sun34e026f2014-03-27 17:54:47 -0700[diff] [blame]53 unsigned int lowest_common_spd_caslat;
Kumar Gala58e5e9a2008-08-26 15:01:29 -0500[diff] [blame]54 unsigned int highest_common_derated_caslat;
55 unsigned int additive_latency;
Priyanka Jain0dd38a32013-09-25 10:41:19 +0530[diff] [blame]56 unsigned int all_dimms_burst_lengths_bitmask;
57 unsigned int all_dimms_registered;
58 unsigned int all_dimms_unbuffered;
59 unsigned int all_dimms_ecc_capable;
Kumar Gala58e5e9a2008-08-26 15:01:29 -0500[diff] [blame]60
61 unsigned long long total_mem;
62 unsigned long long base_address;
york9490ff42010-07-02 22:25:55 +0000[diff] [blame]63
64 /* DDR3 RDIMM */
65 unsigned char rcw[16]; /* Register Control Word 0-15 */
Kumar Gala58e5e9a2008-08-26 15:01:29 -0500[diff] [blame]66} common_timing_params_t;
67
68#endif