mirror of
https://github.com/AsahiLinux/u-boot
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113 lines
2 KiB
C
113 lines
2 KiB
C
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/*
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* Copyright (C) Marvell International Ltd. and its affiliates
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*
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* SPDX-License-Identifier: GPL-2.0
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*/
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#ifndef _DDR_TOPOLOGY_DEF_H
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#define _DDR_TOPOLOGY_DEF_H
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#include "ddr3_training_ip_def.h"
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#include "ddr3_topology_def.h"
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#if defined(CONFIG_ARMADA_38X)
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#include "ddr3_a38x.h"
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#endif
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/* bus width in bits */
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enum hws_bus_width {
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BUS_WIDTH_4,
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BUS_WIDTH_8,
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BUS_WIDTH_16,
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BUS_WIDTH_32
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};
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enum hws_temperature {
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HWS_TEMP_LOW,
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HWS_TEMP_NORMAL,
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HWS_TEMP_HIGH
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};
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enum hws_mem_size {
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MEM_512M,
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MEM_1G,
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MEM_2G,
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MEM_4G,
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MEM_8G,
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MEM_SIZE_LAST
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};
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struct bus_params {
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/* Chip Select (CS) bitmask (bits 0-CS0, bit 1- CS1 ...) */
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u8 cs_bitmask;
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/*
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* mirror enable/disable
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* (bits 0-CS0 mirroring, bit 1- CS1 mirroring ...)
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*/
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int mirror_enable_bitmask;
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/* DQS Swap (polarity) - true if enable */
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int is_dqs_swap;
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/* CK swap (polarity) - true if enable */
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int is_ck_swap;
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};
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struct if_params {
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/* bus configuration */
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struct bus_params as_bus_params[MAX_BUS_NUM];
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/* Speed Bin Table */
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enum hws_speed_bin speed_bin_index;
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/* bus width of memory */
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enum hws_bus_width bus_width;
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/* Bus memory size (MBit) */
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enum hws_mem_size memory_size;
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/* The DDR frequency for each interfaces */
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enum hws_ddr_freq memory_freq;
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/*
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* delay CAS Write Latency
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* - 0 for using default value (jedec suggested)
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*/
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u8 cas_wl;
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/*
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* delay CAS Latency
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* - 0 for using default value (jedec suggested)
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*/
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u8 cas_l;
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/* operation temperature */
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enum hws_temperature interface_temp;
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};
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struct hws_topology_map {
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/* Number of interfaces (default is 12) */
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u8 if_act_mask;
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/* Controller configuration per interface */
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struct if_params interface_params[MAX_INTERFACE_NUM];
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/* BUS per interface (default is 4) */
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u8 num_of_bus_per_interface;
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/* Bit mask for active buses */
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u8 bus_act_mask;
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};
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/* DDR3 training global configuration parameters */
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struct tune_train_params {
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u32 ck_delay;
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u32 ck_delay_16;
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u32 p_finger;
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u32 n_finger;
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u32 phy_reg3_val;
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};
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#endif /* _DDR_TOPOLOGY_DEF_H */
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