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-rw-r--r--include/common_timing_params.h68
1 files changed, 68 insertions, 0 deletions
diff --git a/include/common_timing_params.h b/include/common_timing_params.h
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+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright 2008-2014 Freescale Semiconductor, Inc.
+ */
+
+#ifndef COMMON_TIMING_PARAMS_H
+#define COMMON_TIMING_PARAMS_H
+
+typedef struct {
+ /* parameters to constrict */
+
+ unsigned int tckmin_x_ps;
+ unsigned int tckmax_ps;
+ unsigned int trcd_ps;
+ unsigned int trp_ps;
+ unsigned int tras_ps;
+#if defined(CONFIG_SYS_FSL_DDR3) || defined(CONFIG_SYS_FSL_DDR4)
+ unsigned int taamin_ps;
+#endif
+
+#ifdef CONFIG_SYS_FSL_DDR4
+ unsigned int trfc1_ps;
+ unsigned int trfc2_ps;
+ unsigned int trfc4_ps;
+ unsigned int trrds_ps;
+ unsigned int trrdl_ps;
+ unsigned int tccdl_ps;
+ unsigned int trfc_slr_ps;
+#else
+ unsigned int twtr_ps; /* maximum = 63750 ps */
+ unsigned int trfc_ps; /* maximum = 255 ns + 256 ns + .75 ns
+ = 511750 ps */
+
+ unsigned int trrd_ps; /* maximum = 63750 ps */
+ unsigned int trtp_ps; /* byte 38, spd->trtp */
+#endif
+ unsigned int twr_ps; /* maximum = 63750 ps */
+ unsigned int trc_ps; /* maximum = 254 ns + .75 ns = 254750 ps */
+
+ unsigned int refresh_rate_ps;
+ unsigned int extended_op_srt;
+
+#if defined(CONFIG_SYS_FSL_DDR1) || defined(CONFIG_SYS_FSL_DDR2)
+ unsigned int tis_ps; /* byte 32, spd->ca_setup */
+ unsigned int tih_ps; /* byte 33, spd->ca_hold */
+ unsigned int tds_ps; /* byte 34, spd->data_setup */
+ unsigned int tdh_ps; /* byte 35, spd->data_hold */
+ unsigned int tdqsq_max_ps; /* byte 44, spd->tdqsq */
+ unsigned int tqhs_ps; /* byte 45, spd->tqhs */
+#endif
+
+ unsigned int ndimms_present;
+ unsigned int lowest_common_spd_caslat;
+ unsigned int highest_common_derated_caslat;
+ unsigned int additive_latency;
+ unsigned int all_dimms_burst_lengths_bitmask;
+ unsigned int all_dimms_registered;
+ unsigned int all_dimms_unbuffered;
+ unsigned int all_dimms_ecc_capable;
+
+ unsigned long long total_mem;
+ unsigned long long base_address;
+
+ /* DDR3 RDIMM */
+ unsigned char rcw[16]; /* Register Control Word 0-15 */
+} common_timing_params_t;
+
+#endif