1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * Copyright (C) Marvell International Ltd. and its affiliates
4  */
5 
6 #ifndef _MV_DDR_PLAT_H
7 #define _MV_DDR_PLAT_H
8 
9 #define MAX_DEVICE_NUM			1
10 #define MAX_INTERFACE_NUM		1
11 #define MAX_BUS_NUM			5
12 #define DDR_IF_CTRL_SUBPHYS_NUM		3
13 
14 #define DFS_LOW_FREQ_VALUE		120
15 #define SDRAM_CS_SIZE			0xfffffff	/* FIXME: implement a function for cs size for each platform */
16 
17 #define INTER_REGS_BASE			SOC_REGS_PHY_BASE
18 #define AP_INT_REG_START_ADDR		0xd0000000
19 #define AP_INT_REG_END_ADDR		0xd0100000
20 
21 /* Controler bus divider 1 for 32 bit, 2 for 64 bit */
22 #define DDR_CONTROLLER_BUS_WIDTH_MULTIPLIER	1
23 
24 /* Tune internal training params values */
25 #define TUNE_TRAINING_PARAMS_CK_DELAY		160
26 #define TUNE_TRAINING_PARAMS_PHYREG3VAL		0xA
27 #define TUNE_TRAINING_PARAMS_PRI_DATA		123
28 #define TUNE_TRAINING_PARAMS_NRI_DATA		123
29 #define TUNE_TRAINING_PARAMS_PRI_CTRL		74
30 #define TUNE_TRAINING_PARAMS_NRI_CTRL		74
31 #define TUNE_TRAINING_PARAMS_P_ODT_DATA		45
32 #define TUNE_TRAINING_PARAMS_N_ODT_DATA		45
33 #define TUNE_TRAINING_PARAMS_P_ODT_CTRL		45
34 #define TUNE_TRAINING_PARAMS_N_ODT_CTRL		45
35 #define TUNE_TRAINING_PARAMS_DIC		0x2
36 #define TUNE_TRAINING_PARAMS_ODT_CONFIG_2CS	0x120012
37 #define TUNE_TRAINING_PARAMS_ODT_CONFIG_1CS	0x10000
38 #define TUNE_TRAINING_PARAMS_RTT_NOM		0x44
39 
40 #define TUNE_TRAINING_PARAMS_RTT_WR_1CS		0x0   /*off*/
41 #define TUNE_TRAINING_PARAMS_RTT_WR_2CS		0x0   /*off*/
42 
43 #define MARVELL_BOARD				MARVELL_BOARD_ID_BASE
44 
45 
46 #define REG_DEVICE_SAR1_ADDR			0xe4204
47 #define RST2_CPU_DDR_CLOCK_SELECT_IN_OFFSET	17
48 #define RST2_CPU_DDR_CLOCK_SELECT_IN_MASK	0x1f
49 #define DEVICE_SAMPLE_AT_RESET2_REG		0x18604
50 
51 #define DEVICE_SAMPLE_AT_RESET2_REG_REFCLK_OFFSET	0
52 #define DEVICE_SAMPLE_AT_RESET2_REG_REFCLK_25MHZ	0
53 #define DEVICE_SAMPLE_AT_RESET2_REG_REFCLK_40MHZ	1
54 
55 /* DRAM Windows */
56 #define REG_XBAR_WIN_5_CTRL_ADDR		0x20050
57 #define REG_XBAR_WIN_5_BASE_ADDR		0x20054
58 
59 /* DRAM Windows */
60 #define REG_XBAR_WIN_4_CTRL_ADDR                0x20040
61 #define REG_XBAR_WIN_4_BASE_ADDR                0x20044
62 #define REG_XBAR_WIN_4_REMAP_ADDR               0x20048
63 #define REG_XBAR_WIN_7_REMAP_ADDR               0x20078
64 #define REG_XBAR_WIN_16_CTRL_ADDR               0x200d0
65 #define REG_XBAR_WIN_16_BASE_ADDR               0x200d4
66 #define REG_XBAR_WIN_16_REMAP_ADDR              0x200dc
67 #define REG_XBAR_WIN_19_CTRL_ADDR               0x200e8
68 
69 #define REG_FASTPATH_WIN_BASE_ADDR(win)         (0x20180 + (0x8 * win))
70 #define REG_FASTPATH_WIN_CTRL_ADDR(win)         (0x20184 + (0x8 * win))
71 
72 #define CPU_CONFIGURATION_REG(id)	(0x21800 + (id * 0x100))
73 #define CPU_MRVL_ID_OFFSET		0x10
74 #define SAR1_CPU_CORE_MASK		0x00000018
75 #define SAR1_CPU_CORE_OFFSET		3
76 
77 /* SatR defined too change topology busWidth and ECC configuration */
78 #define DDR_SATR_CONFIG_MASK_WIDTH		0x8
79 #define DDR_SATR_CONFIG_MASK_ECC		0x10
80 #define DDR_SATR_CONFIG_MASK_ECC_PUP		0x20
81 
82 #define	REG_SAMPLE_RESET_HIGH_ADDR		0x18600
83 
84 #define MV_BOARD_REFCLK_25MHZ			25000000
85 #define MV_BOARD_REFCLK				MV_BOARD_REFCLK_25MHZ
86 
87 #define MAX_DQ_NUM				40
88 
89 /* dram line buffer registers */
90 #define DLB_CTRL_REG			0x1700
91 #define DLB_EN_OFFS			0
92 #define DLB_EN_MASK			0x1
93 #define DLB_EN_ENA			1
94 #define DLB_EN_DIS			0
95 #define WR_COALESCE_EN_OFFS		2
96 #define WR_COALESCE_EN_MASK		0x1
97 #define WR_COALESCE_EN_ENA		1
98 #define WR_COALESCE_EN_DIS		0
99 #define AXI_PREFETCH_EN_OFFS		3
100 #define AXI_PREFETCH_EN_MASK		0x1
101 #define AXI_PREFETCH_EN_ENA		1
102 #define AXI_PREFETCH_EN_DIS		0
103 #define MBUS_PREFETCH_EN_OFFS		4
104 #define MBUS_PREFETCH_EN_MASK		0x1
105 #define MBUS_PREFETCH_EN_ENA		1
106 #define MBUS_PREFETCH_EN_DIS		0
107 #define PREFETCH_NXT_LN_SZ_TRIG_OFFS	6
108 #define PREFETCH_NXT_LN_SZ_TRIG_MASK	0x1
109 #define PREFETCH_NXT_LN_SZ_TRIG_ENA	1
110 #define PREFETCH_NXT_LN_SZ_TRIG_DIS	0
111 
112 #define DLB_BUS_OPT_WT_REG		0x1704
113 #define DLB_AGING_REG			0x1708
114 #define DLB_EVICTION_CTRL_REG		0x170c
115 #define DLB_EVICTION_TIMERS_REG		0x1710
116 #define DLB_USER_CMD_REG		0x1714
117 #define DLB_WTS_DIFF_CS_REG		0x1770
118 #define DLB_WTS_DIFF_BG_REG		0x1774
119 #define DLB_WTS_SAME_BG_REG		0x1778
120 #define DLB_WTS_CMDS_REG		0x177c
121 #define DLB_WTS_ATTR_PRIO_REG		0x1780
122 #define DLB_QUEUE_MAP_REG		0x1784
123 #define DLB_SPLIT_REG			0x1788
124 
125 /* ck swap control subphy number */
126 #define CK_SWAP_CTRL_PHY_NUM	2
127 
128 /* Subphy result control per byte registers */
129 #define RESULT_CONTROL_BYTE_PUP_0_REG		0x1830
130 #define RESULT_CONTROL_BYTE_PUP_1_REG		0x1834
131 #define RESULT_CONTROL_BYTE_PUP_2_REG		0x1838
132 #define RESULT_CONTROL_BYTE_PUP_3_REG		0x183c
133 #define RESULT_CONTROL_BYTE_PUP_4_REG		0x18b0
134 
135 /* Subphy result control per bit registers */
136 #define RESULT_CONTROL_PUP_0_BIT_0_REG		0x18b4
137 #define RESULT_CONTROL_PUP_0_BIT_1_REG		0x18b8
138 #define RESULT_CONTROL_PUP_0_BIT_2_REG		0x18bc
139 #define RESULT_CONTROL_PUP_0_BIT_3_REG		0x18c0
140 #define RESULT_CONTROL_PUP_0_BIT_4_REG		0x18c4
141 #define RESULT_CONTROL_PUP_0_BIT_5_REG		0x18c8
142 #define RESULT_CONTROL_PUP_0_BIT_6_REG		0x18cc
143 #define RESULT_CONTROL_PUP_0_BIT_7_REG		0x18f0
144 
145 #define RESULT_CONTROL_PUP_1_BIT_0_REG		0x18f4
146 #define RESULT_CONTROL_PUP_1_BIT_1_REG		0x18f8
147 #define RESULT_CONTROL_PUP_1_BIT_2_REG		0x18fc
148 #define RESULT_CONTROL_PUP_1_BIT_3_REG		0x1930
149 #define RESULT_CONTROL_PUP_1_BIT_4_REG		0x1934
150 #define RESULT_CONTROL_PUP_1_BIT_5_REG		0x1938
151 #define RESULT_CONTROL_PUP_1_BIT_6_REG		0x193c
152 #define RESULT_CONTROL_PUP_1_BIT_7_REG		0x19b0
153 
154 #define RESULT_CONTROL_PUP_2_BIT_0_REG		0x19b4
155 #define RESULT_CONTROL_PUP_2_BIT_1_REG		0x19b8
156 #define RESULT_CONTROL_PUP_2_BIT_2_REG		0x19bc
157 #define RESULT_CONTROL_PUP_2_BIT_3_REG		0x19c0
158 #define RESULT_CONTROL_PUP_2_BIT_4_REG		0x19c4
159 #define RESULT_CONTROL_PUP_2_BIT_5_REG		0x19c8
160 #define RESULT_CONTROL_PUP_2_BIT_6_REG		0x19cc
161 #define RESULT_CONTROL_PUP_2_BIT_7_REG		0x19f0
162 
163 #define RESULT_CONTROL_PUP_3_BIT_0_REG		0x19f4
164 #define RESULT_CONTROL_PUP_3_BIT_1_REG		0x19f8
165 #define RESULT_CONTROL_PUP_3_BIT_2_REG		0x19fc
166 #define RESULT_CONTROL_PUP_3_BIT_3_REG		0x1a30
167 #define RESULT_CONTROL_PUP_3_BIT_4_REG		0x1a34
168 #define RESULT_CONTROL_PUP_3_BIT_5_REG		0x1a38
169 #define RESULT_CONTROL_PUP_3_BIT_6_REG		0x1a3c
170 #define RESULT_CONTROL_PUP_3_BIT_7_REG		0x1ab0
171 
172 #define RESULT_CONTROL_PUP_4_BIT_0_REG		0x1ab4
173 #define RESULT_CONTROL_PUP_4_BIT_1_REG		0x1ab8
174 #define RESULT_CONTROL_PUP_4_BIT_2_REG		0x1abc
175 #define RESULT_CONTROL_PUP_4_BIT_3_REG		0x1ac0
176 #define RESULT_CONTROL_PUP_4_BIT_4_REG		0x1ac4
177 #define RESULT_CONTROL_PUP_4_BIT_5_REG		0x1ac8
178 #define RESULT_CONTROL_PUP_4_BIT_6_REG		0x1acc
179 #define RESULT_CONTROL_PUP_4_BIT_7_REG		0x1af0
180 
181 /* CPU */
182 #define REG_BOOTROM_ROUTINE_ADDR		0x182d0
183 #define REG_BOOTROM_ROUTINE_DRAM_INIT_OFFS	12
184 
185 /* Matrix enables DRAM modes (bus width/ECC) per boardId */
186 #define TOPOLOGY_UPDATE_32BIT			0
187 #define TOPOLOGY_UPDATE_32BIT_ECC		1
188 #define TOPOLOGY_UPDATE_16BIT			2
189 #define TOPOLOGY_UPDATE_16BIT_ECC		3
190 #define TOPOLOGY_UPDATE_16BIT_ECC_PUP3		4
191 #define TOPOLOGY_UPDATE { \
192 		/* 32Bit, 32bit ECC, 16bit, 16bit ECC PUP4, 16bit ECC PUP3 */ \
193 		{1, 1, 1, 1, 1},	/* RD_NAS_68XX_ID */ \
194 		{1, 1, 1, 1, 1},	/* DB_68XX_ID	  */ \
195 		{1, 0, 1, 0, 1},	/* RD_AP_68XX_ID  */ \
196 		{1, 0, 1, 0, 1},	/* DB_AP_68XX_ID  */ \
197 		{1, 0, 1, 0, 1},	/* DB_GP_68XX_ID  */ \
198 		{0, 0, 1, 1, 0},	/* DB_BP_6821_ID  */ \
199 		{1, 1, 1, 1, 1}		/* DB_AMC_6820_ID */ \
200 	};
201 
202 enum {
203 	CPU_1066MHZ_DDR_400MHZ,
204 	CPU_RESERVED_DDR_RESERVED0,
205 	CPU_667MHZ_DDR_667MHZ,
206 	CPU_800MHZ_DDR_800MHZ,
207 	CPU_RESERVED_DDR_RESERVED1,
208 	CPU_RESERVED_DDR_RESERVED2,
209 	CPU_RESERVED_DDR_RESERVED3,
210 	LAST_FREQ
211 };
212 
213 /* struct used for DLB configuration array */
214 struct dlb_config {
215 	u32 reg_addr;
216 	u32 reg_data;
217 };
218 
219 #define ACTIVE_INTERFACE_MASK			0x1
220 
221 extern u32 dmin_phy_reg_table[][2];
222 extern u16 odt_slope[];
223 extern u16 odt_intercept[];
224 
225 int mv_ddr_pre_training_soc_config(const char *ddr_type);
226 int mv_ddr_post_training_soc_config(const char *ddr_type);
227 void mv_ddr_mem_scrubbing(void);
228 u32 mv_ddr_init_freq_get(void);
229 void mv_ddr_odpg_enable(void);
230 void mv_ddr_odpg_disable(void);
231 void mv_ddr_odpg_done_clr(void);
232 int mv_ddr_is_odpg_done(u32 count);
233 void mv_ddr_training_enable(void);
234 int mv_ddr_is_training_done(u32 count, u32 *result);
235 u32 mv_ddr_dm_pad_get(void);
236 int mv_ddr_pre_training_fixup(void);
237 int mv_ddr_post_training_fixup(void);
238 int mv_ddr_manual_cal_do(void);
239 int ddr3_calc_mem_cs_size(u32 cs, uint64_t *cs_size);
240 
241 #endif /* _MV_DDR_PLAT_H */
242