1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * Sun6i platform dram controller register and constant defines
5 * (C) Copyright 2007-2012
6 * Allwinner Technology Co., Ltd. <www.allwinnertech.com>
7 * Berg Xing <bergxing@allwinnertech.com>
8 * Tom Cubie <tangliang@allwinnertech.com>
10 * (C) Copyright 2014 Hans de Goede <hdegoede@redhat.com>
13 #ifndef _SUNXI_DRAM_SUN6I_H
14 #define _SUNXI_DRAM_SUN6I_H
16 struct sunxi_mctl_com_reg {
18 u32 ccr; /* 0x04 controller configuration register */
20 u32 dbgcr1; /* 0x0c */
21 u32 rmcr[8]; /* 0x10 */
22 u32 mmcr[16]; /* 0x30 */
23 u32 mbagcr[6]; /* 0x70 */
25 u8 res0[0x14]; /* 0x8c */
26 u32 mdfscr; /* 0x100 */
27 u32 mdfsmer; /* 0x104 */
28 u32 mdfsmrmr; /* 0x108 */
29 u32 mdfstr0; /* 0x10c */
30 u32 mdfstr1; /* 0x110 */
31 u32 mdfstr2; /* 0x114 */
32 u32 mdfstr3; /* 0x118 */
33 u32 mdfsgcr; /* 0x11c */
34 u8 res1[0x1c]; /* 0x120 */
35 u32 mdfsivr; /* 0x13c */
36 u8 res2[0x0c]; /* 0x140 */
37 u32 mdfstcr; /* 0x14c */
40 struct sunxi_mctl_ctl_reg {
41 u8 res0[0x04]; /* 0x00 */
44 u8 res1[0x34]; /* 0x0c */
46 u8 res2[0x08]; /* 0x44 */
47 u32 cmdstat; /* 0x4c */
48 u32 cmdstaten; /* 0x50 */
49 u8 res3[0x0c]; /* 0x54 */
50 u32 mrrcfg0; /* 0x60 */
51 u32 mrrstat0; /* 0x64 */
52 u32 mrrstat1; /* 0x68 */
53 u8 res4[0x10]; /* 0x6c */
58 u32 lp2zqcfg; /* 0x8c */
59 u8 res5[0x04]; /* 0x90 */
60 u32 dtustat; /* 0x94 */
63 u32 dtuprd0; /* 0xa0 */
64 u32 dtuprd1; /* 0xa4 */
65 u32 dtuprd2; /* 0xa8 */
66 u32 dtuprd3; /* 0xac */
67 u32 dtuawdt; /* 0xb0 */
68 u8 res6[0x0c]; /* 0xb4 */
69 u32 togcnt1u; /* 0xc0 */
70 u8 res7[0x08]; /* 0xc4 */
71 u32 togcnt100n; /* 0xcc */
87 u32 texsr; /* 0x10c */
89 u32 txpdll; /* 0x114 */
90 u32 tzqcs; /* 0x118 */
91 u32 tzqcsi; /* 0x11c */
93 u32 tcksre; /* 0x124 */
94 u32 tcksrx; /* 0x128 */
97 u32 trstl; /* 0x134 */
98 u32 tzqcl; /* 0x138 */
100 u32 tckesr; /* 0x140 */
101 u32 tdpd; /* 0x144 */
102 u8 res8[0xb8]; /* 0x148 */
103 u32 dtuwactl; /* 0x200 */
104 u32 dturactl; /* 0x204 */
105 u32 dtucfg; /* 0x208 */
106 u32 dtuectl; /* 0x20c */
107 u32 dtuwd0; /* 0x210 */
108 u32 dtuwd1; /* 0x214 */
109 u32 dtuwd2; /* 0x218 */
110 u32 dtuwd3; /* 0x21c */
111 u32 dtuwdm; /* 0x220 */
112 u32 dturd0; /* 0x224 */
113 u32 dturd1; /* 0x228 */
114 u32 dturd2; /* 0x22c */
115 u32 dturd3; /* 0x230 */
116 u32 dtulfsrwd; /* 0x234 */
117 u32 dtulfsrrd; /* 0x238 */
118 u32 dtueaf; /* 0x23c */
119 u32 dfitctldly; /* 0x240 */
120 u32 dfiodtcfg; /* 0x244 */
121 u32 dfiodtcfg1; /* 0x248 */
122 u32 dfiodtrmap; /* 0x24c */
123 u32 dfitphywrd; /* 0x250 */
124 u32 dfitphywrl; /* 0x254 */
125 u8 res9[0x08]; /* 0x258 */
126 u32 dfitrdden; /* 0x260 */
127 u32 dfitphyrdl; /* 0x264 */
128 u8 res10[0x08]; /* 0x268 */
129 u32 dfitphyupdtype0; /* 0x270 */
130 u32 dfitphyupdtype1; /* 0x274 */
131 u32 dfitphyupdtype2; /* 0x278 */
132 u32 dfitphyupdtype3; /* 0x27c */
133 u32 dfitctrlupdmin; /* 0x280 */
134 u32 dfitctrlupdmax; /* 0x284 */
135 u32 dfitctrlupddly; /* 0x288 */
136 u8 res11[4]; /* 0x28c */
137 u32 dfiupdcfg; /* 0x290 */
138 u32 dfitrefmski; /* 0x294 */
139 u32 dfitcrlupdi; /* 0x298 */
140 u8 res12[0x10]; /* 0x29c */
141 u32 dfitrcfg0; /* 0x2ac */
142 u32 dfitrstat0; /* 0x2b0 */
143 u32 dfitrwrlvlen; /* 0x2b4 */
144 u32 dfitrrdlvlen; /* 0x2b8 */
145 u32 dfitrrdlvlgateen; /* 0x2bc */
146 u8 res13[0x04]; /* 0x2c0 */
147 u32 dfistcfg0; /* 0x2c4 */
148 u32 dfistcfg1; /* 0x2c8 */
149 u8 res14[0x04]; /* 0x2cc */
150 u32 dfitdramclken; /* 0x2d0 */
151 u32 dfitdramclkdis; /* 0x2d4 */
152 u8 res15[0x18]; /* 0x2d8 */
153 u32 dfilpcfg0; /* 0x2f0 */
156 struct sunxi_mctl_phy_reg {
157 u8 res0[0x04]; /* 0x00 */
159 u32 pgcr; /* 0x08 phy general configuration register */
161 u32 dllgcr; /* 0x10 */
162 u32 acdllcr; /* 0x14 */
166 u32 aciocr; /* 0x24 */
167 u32 dxccr; /* 0x28 DATX8 common configuration register */
168 u32 dsgcr; /* 0x2c dram system general config register */
170 u32 dtpr0; /* 0x34 dram timing parameters register 0 */
171 u32 dtpr1; /* 0x38 dram timing parameters register 1 */
172 u32 dtpr2; /* 0x3c dram timing parameters register 2 */
173 u32 mr0; /* 0x40 mode register 0 */
174 u32 mr1; /* 0x44 mode register 1 */
175 u32 mr2; /* 0x48 mode register 2 */
176 u32 mr3; /* 0x4c mode register 3 */
177 u32 odtcr; /* 0x50 */
178 u32 dtar; /* 0x54 data training address register */
181 u8 res1[0x60]; /* 0x60 */
182 u32 dcuar; /* 0xc0 */
183 u32 dcudr; /* 0xc4 */
184 u32 dcurr; /* 0xc8 */
185 u32 dculr; /* 0xcc */
186 u32 dcugcr; /* 0xd0 */
187 u32 dcutpr; /* 0xd4 */
188 u32 dcusr0; /* 0xd8 */
189 u32 dcusr1; /* 0xdc */
190 u8 res2[0x20]; /* 0xe0 */
191 u32 bistrr; /* 0x100 */
192 u32 bistmskr0; /* 0x104 */
193 u32 bistmskr1; /* 0x108 */
194 u32 bistwcr; /* 0x10c */
195 u32 bistlsr; /* 0x110 */
196 u32 bistar0; /* 0x114 */
197 u32 bistar1; /* 0x118 */
198 u32 bistar2; /* 0x11c */
199 u32 bistupdr; /* 0x120 */
200 u32 bistgsr; /* 0x124 */
201 u32 bistwer; /* 0x128 */
202 u32 bistber0; /* 0x12c */
203 u32 bistber1; /* 0x130 */
204 u32 bistber2; /* 0x134 */
205 u32 bistwcsr; /* 0x138 */
206 u32 bistfwr0; /* 0x13c */
207 u32 bistfwr1; /* 0x140 */
208 u8 res3[0x3c]; /* 0x144 */
209 u32 zq0cr0; /* 0x180 zq 0 control register 0 */
210 u32 zq0cr1; /* 0x184 zq 0 control register 1 */
211 u32 zq0sr0; /* 0x188 zq 0 status register 0 */
212 u32 zq0sr1; /* 0x18c zq 0 status register 1 */
213 u8 res4[0x30]; /* 0x190 */
214 u32 dx0gcr; /* 0x1c0 */
215 u32 dx0gsr0; /* 0x1c4 */
216 u32 dx0gsr1; /* 0x1c8 */
217 u32 dx0dllcr; /* 0x1cc */
218 u32 dx0dqtr; /* 0x1d0 */
219 u32 dx0dqstr; /* 0x1d4 */
220 u8 res5[0x28]; /* 0x1d8 */
221 u32 dx1gcr; /* 0x200 */
222 u32 dx1gsr0; /* 0x204 */
223 u32 dx1gsr1; /* 0x208 */
224 u32 dx1dllcr; /* 0x20c */
225 u32 dx1dqtr; /* 0x210 */
226 u32 dx1dqstr; /* 0x214 */
227 u8 res6[0x28]; /* 0x218 */
228 u32 dx2gcr; /* 0x240 */
229 u32 dx2gsr0; /* 0x244 */
230 u32 dx2gsr1; /* 0x248 */
231 u32 dx2dllcr; /* 0x24c */
232 u32 dx2dqtr; /* 0x250 */
233 u32 dx2dqstr; /* 0x254 */
234 u8 res7[0x28]; /* 0x258 */
235 u32 dx3gcr; /* 0x280 */
236 u32 dx3gsr0; /* 0x284 */
237 u32 dx3gsr1; /* 0x288 */
238 u32 dx3dllcr; /* 0x28c */
239 u32 dx3dqtr; /* 0x290 */
240 u32 dx3dqstr; /* 0x294 */
244 * DRAM common (sunxi_mctl_com_reg) register constants.
246 #define MCTL_CR_RANK_MASK (3 << 0)
247 #define MCTL_CR_RANK(x) (((x) - 1) << 0)
248 #define MCTL_CR_BANK_MASK (3 << 2)
249 #define MCTL_CR_BANK(x) ((x) << 2)
250 #define MCTL_CR_ROW_MASK (0xf << 4)
251 #define MCTL_CR_ROW(x) (((x) - 1) << 4)
252 #define MCTL_CR_PAGE_SIZE_MASK (0xf << 8)
253 #define MCTL_CR_PAGE_SIZE(x) ((fls(x) - 4) << 8)
254 #define MCTL_CR_BUSW_MASK (3 << 12)
255 #define MCTL_CR_BUSW16 (1 << 12)
256 #define MCTL_CR_BUSW32 (3 << 12)
257 #define MCTL_CR_SEQUENCE (1 << 15)
258 #define MCTL_CR_DDR3 (3 << 16)
259 #define MCTL_CR_CHANNEL_MASK (1 << 19)
260 #define MCTL_CR_CHANNEL(x) (((x) - 1) << 19)
261 #define MCTL_CR_UNKNOWN ((1 << 22) | (1 << 20))
262 #define MCTL_CCR_CH0_CLK_EN (1 << 0)
263 #define MCTL_CCR_CH1_CLK_EN (1 << 1)
264 #define MCTL_CCR_MASTER_CLK_EN (1 << 2)
267 * DRAM control (sunxi_mctl_ctl_reg) register constants.
268 * Note that we use constant values for a lot of the timings, this is what
269 * the original boot0 bootloader does.
271 #define MCTL_SCTL_CONFIG 1
272 #define MCTL_SCTL_ACCESS 2
273 #define MCTL_MCMD_NOP 0x88000000
274 #define MCTL_MCMD_BUSY 0x80000000
275 #define MCTL_MCFG_DDR3 0x70061
276 #define MCTL_TREFI 78
278 #define MCTL_TRFC 115
292 #define MCTL_TEXSR 512
294 #define MCTL_TXPDLL 14
295 #define MCTL_TZQCS 64
296 #define MCTL_TZQCSI 0
298 #define MCTL_TCKSRE 5
299 #define MCTL_TCKSRX 5
302 #define MCTL_TRSTL 80
303 #define MCTL_TZQCL 512
305 #define MCTL_TCKESR 5
307 #define MCTL_DFITPHYRDL 15
308 #define MCTL_DFIUPDCFG_UPD (1 << 1)
309 #define MCTL_DFISTCFG0 5
312 * DRAM phy (sunxi_mctl_phy_reg) register values / constants.
314 #define MCTL_PIR_CLEAR_STATUS (1 << 28)
315 #define MCTL_PIR_STEP1 0xe9
316 #define MCTL_PIR_STEP2 0x81
317 #define MCTL_PGCR_RANK (1 << 19)
318 #define MCTL_PGCR 0x018c0202
319 #define MCTL_PGSR_TRAIN_ERR_MASK (3 << 5)
320 /* constants for both acdllcr as well as dx#dllcr */
321 #define MCTL_DLLCR_NRESET (1 << 30)
322 #define MCTL_DLLCR_DISABLE (1 << 31)
323 /* ptr constants these are or-ed together to get the final ptr# values */
324 #define MCTL_TITMSRST 10
325 #define MCTL_TDLLLOCK 2250
326 #define MCTL_TDLLSRST 23
327 #define MCTL_TDINIT0 217000
328 #define MCTL_TDINIT1 160
329 #define MCTL_TDINIT2 87000
330 #define MCTL_TDINIT3 433
331 /* end ptr constants */
332 #define MCTL_ACIOCR_DISABLE ((3 << 18) | (1 << 8) | (1 << 3))
333 #define MCTL_DXCCR_DISABLE ((1 << 3) | (1 << 2))
334 #define MCTL_DXCCR 0x800
335 #define MCTL_DSGCR_ENABLE (1 << 28)
336 #define MCTL_DSGCR 0xf200001b
337 #define MCTL_DCR_DDR3 0x0b
338 /* dtpr constants these are or-ed together to get the final dtpr# values */
340 #define MCTL_TDQSCKMAX 1
341 #define MCTL_TDQSCK 1
342 #define MCTL_TRTODT 0
345 #define MCTL_TDLLK 512
346 /* end dtpr constants */
347 #define MCTL_MR0 0x1a50
349 #define MCTL_MR2 ((MCTL_TCWL - 5) << 3)
351 #define MCTL_DX_GCR_EN (1 << 0)
352 #define MCTL_DX_GCR 0x880
353 #define MCTL_DX_GSR0_RANK0_TRAIN_DONE (1 << 0)
354 #define MCTL_DX_GSR0_RANK1_TRAIN_DONE (1 << 1)
355 #define MCTL_DX_GSR0_RANK0_TRAIN_ERR (1 << 4)
356 #define MCTL_DX_GSR0_RANK1_TRAIN_ERR (1 << 5)
358 #endif /* _SUNXI_DRAM_SUN6I_H */