1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * Copyright (C) Marvell International Ltd. and its affiliates
4  */
5 
6 #ifndef _DDR3_INIT_H
7 #define _DDR3_INIT_H
8 
9 #include "ddr_ml_wrapper.h"
10 #include "mv_ddr_plat.h"
11 
12 #include "ddr3_logging_def.h"
13 #include "ddr3_training_hw_algo.h"
14 #include "ddr3_training_ip.h"
15 #include "ddr3_training_ip_centralization.h"
16 #include "ddr3_training_ip_engine.h"
17 #include "ddr3_training_ip_flow.h"
18 #include "ddr3_training_ip_pbs.h"
19 #include "ddr3_training_ip_prv_if.h"
20 #include "ddr3_training_leveling.h"
21 #include "xor.h"
22 
23 /* For checking function return values */
24 #define CHECK_STATUS(orig_func)		\
25 	{				\
26 		int status;		\
27 		status = orig_func;	\
28 		if (MV_OK != status)	\
29 			return status;	\
30 	}
31 
32 #define SUB_VERSION	0
33 
34 enum log_level  {
35 	MV_LOG_LEVEL_0,
36 	MV_LOG_LEVEL_1,
37 	MV_LOG_LEVEL_2,
38 	MV_LOG_LEVEL_3
39 };
40 
41 /* TODO: consider to move to misl phy driver */
42 #define MISL_PHY_DRV_P_OFFS	0x7
43 #define MISL_PHY_DRV_N_OFFS	0x0
44 #define MISL_PHY_ODT_P_OFFS	0x6
45 #define MISL_PHY_ODT_N_OFFS	0x0
46 
47 /* Globals */
48 extern u8 debug_training, debug_calibration, debug_ddr4_centralization,
49 	debug_tap_tuning, debug_dm_tuning;
50 extern u8 is_reg_dump;
51 extern u8 generic_init_controller;
52 /* list of allowed frequency listed in order of enum mv_ddr_freq */
53 extern u32 is_pll_old;
54 extern struct pattern_info pattern_table[];
55 extern u8 debug_centralization, debug_training_ip, debug_training_bist,
56 	debug_pbs, debug_training_static, debug_leveling;
57 extern struct hws_tip_config_func_db config_func_info[];
58 extern u8 twr_mask_table[];
59 extern u8 cl_mask_table[];
60 extern u8 cwl_mask_table[];
61 extern u32 speed_bin_table_t_rc[];
62 extern u32 speed_bin_table_t_rcd_t_rp[];
63 
64 extern u32 vref_init_val;
65 extern u32 g_zpri_data;
66 extern u32 g_znri_data;
67 extern u32 g_zpri_ctrl;
68 extern u32 g_znri_ctrl;
69 extern u32 g_zpodt_data;
70 extern u32 g_znodt_data;
71 extern u32 g_zpodt_ctrl;
72 extern u32 g_znodt_ctrl;
73 extern u32 g_dic;
74 extern u32 g_odt_config;
75 extern u32 g_rtt_nom;
76 extern u32 g_rtt_wr;
77 extern u32 g_rtt_park;
78 
79 extern u8 debug_training_access;
80 extern u32 first_active_if;
81 extern u32 delay_enable, ck_delay, ca_delay;
82 extern u32 mask_tune_func;
83 extern u32 rl_version;
84 extern int rl_mid_freq_wa;
85 extern u8 calibration_update_control; /* 2 external only, 1 is internal only */
86 extern enum mv_ddr_freq medium_freq;
87 
88 extern enum hws_result training_result[MAX_STAGE_LIMIT][MAX_INTERFACE_NUM];
89 extern enum mv_ddr_freq low_freq;
90 extern enum auto_tune_stage training_stage;
91 extern u32 is_pll_before_init;
92 extern u32 is_adll_calib_before_init;
93 extern u32 is_dfs_in_init;
94 extern int wl_debug_delay;
95 extern u32 silicon_delay[MAX_DEVICE_NUM];
96 extern u32 start_pattern, end_pattern;
97 extern u32 phy_reg0_val;
98 extern u32 phy_reg1_val;
99 extern u32 phy_reg2_val;
100 extern u32 phy_reg3_val;
101 extern enum hws_pattern sweep_pattern;
102 extern enum hws_pattern pbs_pattern;
103 extern u32 g_znri_data;
104 extern u32 g_zpri_data;
105 extern u32 g_znri_ctrl;
106 extern u32 g_zpri_ctrl;
107 extern u32 finger_test, p_finger_start, p_finger_end, n_finger_start,
108 	n_finger_end, p_finger_step, n_finger_step;
109 extern u32 mode_2t;
110 extern u32 xsb_validate_type;
111 extern u32 xsb_validation_base_address;
112 extern u32 odt_additional;
113 extern u32 debug_mode;
114 extern u32 debug_dunit;
115 extern u32 clamp_tbl[];
116 extern u32 freq_mask[MAX_DEVICE_NUM][MV_DDR_FREQ_LAST];
117 
118 extern u32 maxt_poll_tries;
119 extern u32 is_bist_reset_bit;
120 
121 extern u8 vref_window_size[MAX_INTERFACE_NUM][MAX_BUS_NUM];
122 extern u32 effective_cs;
123 extern int ddr3_tip_centr_skip_min_win_check;
124 extern u32 *dq_map_table;
125 
126 extern u8 debug_training_hw_alg;
127 
128 extern u32 start_xsb_offset;
129 extern u32 odt_config;
130 
131 extern u16 mask_results_dq_reg_map[];
132 
133 extern u32 target_freq;
134 extern u32 dfs_low_freq;
135 
136 extern u32 nominal_avs;
137 extern u32 extension_avs;
138 
139 #if defined(CONFIG_DDR4)
140 /* if 1, SSTL & POD have same Vref and workaround is required */
141 extern u8 vref_calibration_wa;
142 #endif /* CONFIG_DDR4 */
143 
144 /* Prototypes */
145 int ddr3_init(void);
146 int ddr3_tip_enable_init_sequence(u32 dev_num);
147 
148 int ddr3_hws_hw_training(enum hws_algo_type algo_mode);
149 int mv_ddr_early_init(void);
150 int mv_ddr_early_init2(void);
151 int ddr3_silicon_post_init(void);
152 int ddr3_post_run_alg(void);
153 void ddr3_new_tip_ecc_scrub(void);
154 
155 int ddr3_tip_reg_write(u32 dev_num, u32 reg_addr, u32 data);
156 int ddr3_tip_reg_read(u32 dev_num, u32 reg_addr, u32 *data, u32 reg_mask);
157 int ddr3_silicon_get_ddr_target_freq(u32 *ddr_freq);
158 #if defined(CONFIG_DDR4)
159 int mv_ddr4_mode_regs_init(u8 dev_num);
160 int mv_ddr4_sdram_config(u32 dev_num);
161 int mv_ddr4_phy_config(u32 dev_num);
162 int mv_ddr4_calibration_adjust(u32 dev_num, u8 vref_en, u8 pod_only);
163 int mv_ddr4_training_main_flow(u32 dev_num);
164 #endif /* CONFIG_DDR4 */
165 
166 int print_adll(u32 dev_num, u32 adll[MAX_INTERFACE_NUM * MAX_BUS_NUM]);
167 int print_ph(u32 dev_num, u32 adll[MAX_INTERFACE_NUM * MAX_BUS_NUM]);
168 int read_phase_value(u32 dev_num, u32 pup_values[MAX_INTERFACE_NUM * MAX_BUS_NUM],
169 		     int reg_addr, u32 mask);
170 int write_leveling_value(u32 dev_num, u32 pup_values[MAX_INTERFACE_NUM * MAX_BUS_NUM],
171 			 u32 pup_ph_values[MAX_INTERFACE_NUM * MAX_BUS_NUM], int reg_addr);
172 int ddr3_tip_restore_dunit_regs(u32 dev_num);
173 void print_topology(struct mv_ddr_topology_map *tm);
174 
175 u32 mv_board_id_get(void);
176 
177 int ddr3_load_topology_map(void);
178 void ddr3_hws_set_log_level(enum ddr_lib_debug_block block, u8 level);
179 void mv_ddr_user_log_level_set(enum ddr_lib_debug_block block);
180 int ddr3_tip_tune_training_params(u32 dev_num,
181 				  struct tune_train_params *params);
182 void get_target_freq(u32 freq_mode, u32 *ddr_freq, u32 *hclk_ps);
183 void ddr3_fast_path_static_cs_size_config(u32 cs_ena);
184 u32 mv_board_id_index_get(u32 board_id);
185 void ddr3_set_log_level(u32 n_log_level);
186 
187 int hws_ddr3_cs_base_adr_calc(u32 if_id, u32 cs, u32 *cs_base_addr);
188 
189 int ddr3_tip_print_pbs_result(u32 dev_num, u32 cs_num, enum pbs_dir pbs_mode);
190 int ddr3_tip_clean_pbs_result(u32 dev_num, enum pbs_dir pbs_mode);
191 void mv_ddr_mc_config(void);
192 int mv_ddr_mc_init(void);
193 void mv_ddr_set_calib_controller(void);
194 /* TODO: consider to move to misl phy driver */
195 unsigned int mv_ddr_misl_phy_drv_data_p_get(void);
196 unsigned int mv_ddr_misl_phy_drv_data_n_get(void);
197 unsigned int mv_ddr_misl_phy_drv_ctrl_p_get(void);
198 unsigned int mv_ddr_misl_phy_drv_ctrl_n_get(void);
199 unsigned int mv_ddr_misl_phy_odt_p_get(void);
200 unsigned int mv_ddr_misl_phy_odt_n_get(void);
201 #if defined(CONFIG_DDR4)
202 void refresh(void);
203 #endif
204 
205 #endif /* _DDR3_INIT_H */
206