xref: /OK3568_Linux_fs/u-boot/drivers/ddr/marvell/a38x/ddr_topology_def.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  * Copyright (C) Marvell International Ltd. and its affiliates
3*4882a593Smuzhiyun  *
4*4882a593Smuzhiyun  * SPDX-License-Identifier:     GPL-2.0
5*4882a593Smuzhiyun  */
6*4882a593Smuzhiyun 
7*4882a593Smuzhiyun #ifndef _DDR_TOPOLOGY_DEF_H
8*4882a593Smuzhiyun #define _DDR_TOPOLOGY_DEF_H
9*4882a593Smuzhiyun 
10*4882a593Smuzhiyun #include "ddr3_training_ip_def.h"
11*4882a593Smuzhiyun #include "ddr3_topology_def.h"
12*4882a593Smuzhiyun 
13*4882a593Smuzhiyun #if defined(CONFIG_ARMADA_38X)
14*4882a593Smuzhiyun #include "ddr3_a38x.h"
15*4882a593Smuzhiyun #endif
16*4882a593Smuzhiyun 
17*4882a593Smuzhiyun /* bus width in bits */
18*4882a593Smuzhiyun enum hws_bus_width {
19*4882a593Smuzhiyun 	BUS_WIDTH_4,
20*4882a593Smuzhiyun 	BUS_WIDTH_8,
21*4882a593Smuzhiyun 	BUS_WIDTH_16,
22*4882a593Smuzhiyun 	BUS_WIDTH_32
23*4882a593Smuzhiyun };
24*4882a593Smuzhiyun 
25*4882a593Smuzhiyun enum hws_temperature {
26*4882a593Smuzhiyun 	HWS_TEMP_LOW,
27*4882a593Smuzhiyun 	HWS_TEMP_NORMAL,
28*4882a593Smuzhiyun 	HWS_TEMP_HIGH
29*4882a593Smuzhiyun };
30*4882a593Smuzhiyun 
31*4882a593Smuzhiyun enum hws_mem_size {
32*4882a593Smuzhiyun 	MEM_512M,
33*4882a593Smuzhiyun 	MEM_1G,
34*4882a593Smuzhiyun 	MEM_2G,
35*4882a593Smuzhiyun 	MEM_4G,
36*4882a593Smuzhiyun 	MEM_8G,
37*4882a593Smuzhiyun 	MEM_SIZE_LAST
38*4882a593Smuzhiyun };
39*4882a593Smuzhiyun 
40*4882a593Smuzhiyun enum hws_timing {
41*4882a593Smuzhiyun 	HWS_TIM_DEFAULT,
42*4882a593Smuzhiyun 	HWS_TIM_1T,
43*4882a593Smuzhiyun 	HWS_TIM_2T
44*4882a593Smuzhiyun };
45*4882a593Smuzhiyun 
46*4882a593Smuzhiyun struct bus_params {
47*4882a593Smuzhiyun 	/* Chip Select (CS) bitmask (bits 0-CS0, bit 1- CS1 ...) */
48*4882a593Smuzhiyun 	u8 cs_bitmask;
49*4882a593Smuzhiyun 
50*4882a593Smuzhiyun 	/*
51*4882a593Smuzhiyun 	 * mirror enable/disable
52*4882a593Smuzhiyun 	 * (bits 0-CS0 mirroring, bit 1- CS1 mirroring ...)
53*4882a593Smuzhiyun 	 */
54*4882a593Smuzhiyun 	int mirror_enable_bitmask;
55*4882a593Smuzhiyun 
56*4882a593Smuzhiyun 	/* DQS Swap (polarity) - true if enable */
57*4882a593Smuzhiyun 	int is_dqs_swap;
58*4882a593Smuzhiyun 
59*4882a593Smuzhiyun 	/* CK swap (polarity) - true if enable */
60*4882a593Smuzhiyun 	int is_ck_swap;
61*4882a593Smuzhiyun };
62*4882a593Smuzhiyun 
63*4882a593Smuzhiyun struct if_params {
64*4882a593Smuzhiyun 	/* bus configuration */
65*4882a593Smuzhiyun 	struct bus_params as_bus_params[MAX_BUS_NUM];
66*4882a593Smuzhiyun 
67*4882a593Smuzhiyun 	/* Speed Bin Table */
68*4882a593Smuzhiyun 	enum hws_speed_bin speed_bin_index;
69*4882a593Smuzhiyun 
70*4882a593Smuzhiyun 	/* bus width of memory */
71*4882a593Smuzhiyun 	enum hws_bus_width bus_width;
72*4882a593Smuzhiyun 
73*4882a593Smuzhiyun 	/* Bus memory size (MBit) */
74*4882a593Smuzhiyun 	enum hws_mem_size memory_size;
75*4882a593Smuzhiyun 
76*4882a593Smuzhiyun 	/* The DDR frequency for each interfaces */
77*4882a593Smuzhiyun 	enum hws_ddr_freq memory_freq;
78*4882a593Smuzhiyun 
79*4882a593Smuzhiyun 	/*
80*4882a593Smuzhiyun 	 * delay CAS Write Latency
81*4882a593Smuzhiyun 	 * - 0 for using default value (jedec suggested)
82*4882a593Smuzhiyun 	 */
83*4882a593Smuzhiyun 	u8 cas_wl;
84*4882a593Smuzhiyun 
85*4882a593Smuzhiyun 	/*
86*4882a593Smuzhiyun 	 * delay CAS Latency
87*4882a593Smuzhiyun 	 * - 0 for using default value (jedec suggested)
88*4882a593Smuzhiyun 	 */
89*4882a593Smuzhiyun 	u8 cas_l;
90*4882a593Smuzhiyun 
91*4882a593Smuzhiyun 	/* operation temperature */
92*4882a593Smuzhiyun 	enum hws_temperature interface_temp;
93*4882a593Smuzhiyun 
94*4882a593Smuzhiyun 	/* 2T vs 1T mode (by default computed from number of CSs) */
95*4882a593Smuzhiyun 	enum hws_timing timing;
96*4882a593Smuzhiyun };
97*4882a593Smuzhiyun 
98*4882a593Smuzhiyun struct hws_topology_map {
99*4882a593Smuzhiyun 	/* Number of interfaces (default is 12) */
100*4882a593Smuzhiyun 	u8 if_act_mask;
101*4882a593Smuzhiyun 
102*4882a593Smuzhiyun 	/* Controller configuration per interface */
103*4882a593Smuzhiyun 	struct if_params interface_params[MAX_INTERFACE_NUM];
104*4882a593Smuzhiyun 
105*4882a593Smuzhiyun 	/* BUS per interface (default is 4) */
106*4882a593Smuzhiyun 	u8 num_of_bus_per_interface;
107*4882a593Smuzhiyun 
108*4882a593Smuzhiyun 	/* Bit mask for active buses */
109*4882a593Smuzhiyun 	u8 bus_act_mask;
110*4882a593Smuzhiyun };
111*4882a593Smuzhiyun 
112*4882a593Smuzhiyun /* DDR3 training global configuration parameters */
113*4882a593Smuzhiyun struct tune_train_params {
114*4882a593Smuzhiyun 	u32 ck_delay;
115*4882a593Smuzhiyun 	u32 ck_delay_16;
116*4882a593Smuzhiyun 	u32 p_finger;
117*4882a593Smuzhiyun 	u32 n_finger;
118*4882a593Smuzhiyun 	u32 phy_reg3_val;
119*4882a593Smuzhiyun };
120*4882a593Smuzhiyun 
121*4882a593Smuzhiyun #endif /* _DDR_TOPOLOGY_DEF_H */
122