xref: /OK3568_Linux_fs/kernel/include/dt-bindings/memory/rk1808-dram.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1 /* SPDX-License-Identifier: (GPL-2.0+ OR MIT) */
2 /*
3  * Copyright (c) 2018 Fuzhou Rockchip Electronics Co., Ltd
4  */
5 
6 #ifndef _DT_BINDINGS_DRAM_ROCKCHIP_RK1808_H
7 #define _DT_BINDINGS_DRAM_ROCKCHIP_RK1808_H
8 
9 #define DDR2_DS_FULL			(0)
10 #define DDR2_DS_REDUCE			(1)
11 
12 #define DDR2_ODT_DIS			(0)
13 #define DDR2_ODT_50ohm			(50)	/* optional */
14 #define DDR2_ODT_75ohm			(75)
15 #define DDR2_ODT_150ohm			(150)
16 
17 #define DDR3_DS_34ohm			(34)
18 #define DDR3_DS_40ohm			(40)
19 
20 #define DDR3_ODT_DIS			(0)
21 #define DDR3_ODT_40ohm			(40)
22 #define DDR3_ODT_60ohm			(60)
23 #define DDR3_ODT_120ohm			(120)
24 
25 #define LP2_DS_34ohm			(34)
26 #define LP2_DS_40ohm			(40)
27 #define LP2_DS_48ohm			(48)
28 #define LP2_DS_60ohm			(60)
29 #define LP2_DS_68_6ohm			(68)	/* optional */
30 #define LP2_DS_80ohm			(80)
31 #define LP2_DS_120ohm			(120)	/* optional */
32 
33 #define LP3_DS_34ohm			(34)
34 #define LP3_DS_40ohm			(40)
35 #define LP3_DS_48ohm			(48)
36 #define LP3_DS_60ohm			(60)
37 #define LP3_DS_80ohm			(80)
38 #define LP3_DS_34D_40U			(3440)
39 #define LP3_DS_40D_48U			(4048)
40 #define LP3_DS_34D_48U			(3448)
41 
42 #define LP3_ODT_DIS			(0)
43 #define LP3_ODT_60ohm			(60)
44 #define LP3_ODT_120ohm			(120)
45 #define LP3_ODT_240ohm			(240)
46 
47 #define LP4_PDDS_40ohm			(40)
48 #define LP4_PDDS_48ohm			(48)
49 #define LP4_PDDS_60ohm			(60)
50 #define LP4_PDDS_80ohm			(80)
51 #define LP4_PDDS_120ohm			(120)
52 #define LP4_PDDS_240ohm			(240)
53 
54 #define LP4_DQ_ODT_40ohm		(40)
55 #define LP4_DQ_ODT_48ohm		(48)
56 #define LP4_DQ_ODT_60ohm		(60)
57 #define LP4_DQ_ODT_80ohm		(80)
58 #define LP4_DQ_ODT_120ohm		(120)
59 #define LP4_DQ_ODT_240ohm		(240)
60 #define LP4_DQ_ODT_DIS			(0)
61 
62 #define LP4_CA_ODT_40ohm		(40)
63 #define LP4_CA_ODT_48ohm		(48)
64 #define LP4_CA_ODT_60ohm		(60)
65 #define LP4_CA_ODT_80ohm		(80)
66 #define LP4_CA_ODT_120ohm		(120)
67 #define LP4_CA_ODT_240ohm		(240)
68 #define LP4_CA_ODT_DIS			(0)
69 
70 #define DDR4_DS_34ohm			(34)
71 #define DDR4_DS_48ohm			(48)
72 #define DDR4_RTT_NOM_DIS		(0)
73 #define DDR4_RTT_NOM_60ohm		(60)
74 #define DDR4_RTT_NOM_120ohm		(120)
75 #define DDR4_RTT_NOM_40ohm		(40)
76 #define DDR4_RTT_NOM_240ohm		(240)
77 #define DDR4_RTT_NOM_48ohm		(48)
78 #define DDR4_RTT_NOM_80ohm		(80)
79 #define DDR4_RTT_NOM_34ohm		(34)
80 
81 #define PHY_DDR3_RON_DISABLE		(0)
82 #define PHY_DDR3_RON_340ohm		(1)
83 #define PHY_DDR3_RON_170ohm		(2)
84 #define PHY_DDR3_RON_113ohm		(3)
85 #define PHY_DDR3_RON_85ohm		(4)
86 #define PHY_DDR3_RON_68ohm		(5)
87 #define PHY_DDR3_RON_57ohm		(6)
88 #define PHY_DDR3_RON_49ohm		(7)
89 #define PHY_DDR3_RON_43ohm		(16)
90 #define PHY_DDR3_RON_38ohm		(17)
91 #define PHY_DDR3_RON_34ohm		(18)
92 #define PHY_DDR3_RON_31ohm		(19)
93 #define PHY_DDR3_RON_28ohm		(20)
94 #define PHY_DDR3_RON_26ohm		(21)
95 #define PHY_DDR3_RON_24ohm		(22)
96 #define PHY_DDR3_RON_23ohm		(23)
97 #define PHY_DDR3_RON_21ohm		(24)
98 #define PHY_DDR3_RON_20ohm		(25)
99 #define PHY_DDR3_RON_19ohm		(26)
100 #define PHY_DDR3_RON_18ohm		(27)
101 #define PHY_DDR3_RON_17ohm		(28)
102 #define PHY_DDR3_RON_16ohm		(29)
103 #define PHY_DDR3_RON_15ohm		(31)
104 
105 #define PHY_DDR3_RTT_DISABLE		(0)
106 #define PHY_DDR3_RTT_852ohm		(1)
107 #define PHY_DDR3_RTT_427ohm		(2)
108 #define PHY_DDR3_RTT_284ohm		(3)
109 #define PHY_DDR3_RTT_213ohm		(4)
110 #define PHY_DDR3_RTT_171ohm		(5)
111 #define PHY_DDR3_RTT_142ohm		(6)
112 #define PHY_DDR3_RTT_122ohm		(7)
113 #define PHY_DDR3_RTT_107ohm		(16)
114 #define PHY_DDR3_RTT_95ohm		(17)
115 #define PHY_DDR3_RTT_85ohm		(18)
116 #define PHY_DDR3_RTT_78ohm		(19)
117 #define PHY_DDR3_RTT_71ohm		(20)
118 #define PHY_DDR3_RTT_66ohm		(21)
119 #define PHY_DDR3_RTT_61ohm		(22)
120 #define PHY_DDR3_RTT_57ohm		(23)
121 #define PHY_DDR3_RTT_53ohm		(24)
122 #define PHY_DDR3_RTT_50ohm		(25)
123 #define PHY_DDR3_RTT_47ohm		(26)
124 #define PHY_DDR3_RTT_45ohm		(27)
125 #define PHY_DDR3_RTT_43ohm		(28)
126 #define PHY_DDR3_RTT_41ohm		(29)
127 #define PHY_DDR3_RTT_39ohm		(30)
128 #define PHY_DDR3_RTT_37ohm		(31)
129 
130 #define PHY_DDR4_LPDDR2_3_RON_DISABLE	(0)
131 #define PHY_DDR4_LPDDR2_3_RON_376ohm	(1)
132 #define PHY_DDR4_LPDDR2_3_RON_188ohm	(2)
133 #define PHY_DDR4_LPDDR2_3_RON_125ohm	(3)
134 #define PHY_DDR4_LPDDR2_3_RON_94ohm	(4)
135 #define PHY_DDR4_LPDDR2_3_RON_75ohm	(5)
136 #define PHY_DDR4_LPDDR2_3_RON_63ohm	(6)
137 #define PHY_DDR4_LPDDR2_3_RON_54ohm	(7)
138 #define PHY_DDR4_LPDDR2_3_RON_47ohm	(16)
139 #define PHY_DDR4_LPDDR2_3_RON_42ohm	(17)
140 #define PHY_DDR4_LPDDR2_3_RON_38ohm	(18)
141 #define PHY_DDR4_LPDDR2_3_RON_34ohm	(19)
142 #define PHY_DDR4_LPDDR2_3_RON_31ohm	(20)
143 #define PHY_DDR4_LPDDR2_3_RON_29ohm	(21)
144 #define PHY_DDR4_LPDDR2_3_RON_27ohm	(22)
145 #define PHY_DDR4_LPDDR2_3_RON_25ohm	(23)
146 #define PHY_DDR4_LPDDR2_3_RON_23ohm	(24)
147 #define PHY_DDR4_LPDDR2_3_RON_22ohm	(25)
148 #define PHY_DDR4_LPDDR2_3_RON_21ohm	(26)
149 #define PHY_DDR4_LPDDR2_3_RON_20ohm	(27)
150 #define PHY_DDR4_LPDDR2_3_RON_19ohm	(28)
151 #define PHY_DDR4_LPDDR2_3_RON_18ohm	(29)
152 #define PHY_DDR4_LPDDR2_3_RON_17ohm	(30)
153 #define PHY_DDR4_LPDDR2_3_RON_16ohm	(31)
154 
155 #define PHY_DDR4_LPDDR2_3_RTT_DISABLE	(0)
156 #define PHY_DDR4_LPDDR2_3_RTT_915ohm	(1)
157 #define PHY_DDR4_LPDDR2_3_RTT_458ohm	(2)
158 #define PHY_DDR4_LPDDR2_3_RTT_305ohm	(3)
159 #define PHY_DDR4_LPDDR2_3_RTT_229ohm	(4)
160 #define PHY_DDR4_LPDDR2_3_RTT_183ohm	(5)
161 #define PHY_DDR4_LPDDR2_3_RTT_153ohm	(6)
162 #define PHY_DDR4_LPDDR2_3_RTT_131ohm	(7)
163 #define PHY_DDR4_LPDDR2_3_RTT_115ohm	(16)
164 #define PHY_DDR4_LPDDR2_3_RTT_102ohm	(17)
165 #define PHY_DDR4_LPDDR2_3_RTT_92ohm	(18)
166 #define PHY_DDR4_LPDDR2_3_RTT_83ohm	(19)
167 #define PHY_DDR4_LPDDR2_3_RTT_76ohm	(20)
168 #define PHY_DDR4_LPDDR2_3_RTT_70ohm	(21)
169 #define PHY_DDR4_LPDDR2_3_RTT_65ohm	(22)
170 #define PHY_DDR4_LPDDR2_3_RTT_61ohm	(23)
171 #define PHY_DDR4_LPDDR2_3_RTT_57ohm	(24)
172 #define PHY_DDR4_LPDDR2_3_RTT_54ohm	(25)
173 #define PHY_DDR4_LPDDR2_3_RTT_51ohm	(26)
174 #define PHY_DDR4_LPDDR2_3_RTT_48ohm	(27)
175 #define PHY_DDR4_LPDDR2_3_RTT_46ohm	(28)
176 #define PHY_DDR4_LPDDR2_3_RTT_44ohm	(29)
177 #define PHY_DDR4_LPDDR2_3_RTT_42ohm	(30)
178 #define PHY_DDR4_LPDDR2_3_RTT_40ohm	(31)
179 
180 #endif /*_DT_BINDINGS_DRAM_ROCKCHIP_RK1808_H*/
181