6 * Copyright (C) 2011, Texas Instruments, Incorporated - http://www.ti.com/
8 * SPDX-License-Identifier: GPL-2.0+
14 #include <asm/arch/hardware.h>
17 /* AM335X EMIF Register values */
18 #define VTP_CTRL_READY (0x1 << 5)
19 #define VTP_CTRL_ENABLE (0x1 << 6)
20 #define VTP_CTRL_START_EN (0x1)
21 #define PHY_DLL_LOCK_DIFF 0x0
22 #define DDR_CKE_CTRL_NORMAL 0x1
23 #define PHY_EN_DYN_PWRDN (0x1 << 20)
25 /* Micron MT47H128M16RT-25E */
26 #define MT47H128M16RT25E_EMIF_READ_LATENCY 0x100005
27 #define MT47H128M16RT25E_EMIF_TIM1 0x0666B3C9
28 #define MT47H128M16RT25E_EMIF_TIM2 0x243631CA
29 #define MT47H128M16RT25E_EMIF_TIM3 0x0000033F
30 #define MT47H128M16RT25E_EMIF_SDCFG 0x41805332
31 #define MT47H128M16RT25E_EMIF_SDREF 0x0000081a
32 #define MT47H128M16RT25E_DLL_LOCK_DIFF 0x0
33 #define MT47H128M16RT25E_RATIO 0x80
34 #define MT47H128M16RT25E_INVERT_CLKOUT 0x00
35 #define MT47H128M16RT25E_RD_DQS 0x12
36 #define MT47H128M16RT25E_WR_DQS 0x00
37 #define MT47H128M16RT25E_PHY_WRLVL 0x00
38 #define MT47H128M16RT25E_PHY_GATELVL 0x00
39 #define MT47H128M16RT25E_PHY_WR_DATA 0x40
40 #define MT47H128M16RT25E_PHY_FIFO_WE 0x80
41 #define MT47H128M16RT25E_PHY_RANK0_DELAY 0x1
42 #define MT47H128M16RT25E_IOCTRL_VALUE 0x18B
44 /* Micron MT41J128M16JT-125 */
45 #define MT41J128MJT125_EMIF_READ_LATENCY 0x06
46 #define MT41J128MJT125_EMIF_TIM1 0x0888A39B
47 #define MT41J128MJT125_EMIF_TIM2 0x26337FDA
48 #define MT41J128MJT125_EMIF_TIM3 0x501F830F
49 #define MT41J128MJT125_EMIF_SDCFG 0x61C04AB2
50 #define MT41J128MJT125_EMIF_SDREF 0x0000093B
51 #define MT41J128MJT125_ZQ_CFG 0x50074BE4
52 #define MT41J128MJT125_DLL_LOCK_DIFF 0x1
53 #define MT41J128MJT125_RATIO 0x40
54 #define MT41J128MJT125_INVERT_CLKOUT 0x1
55 #define MT41J128MJT125_RD_DQS 0x3B
56 #define MT41J128MJT125_WR_DQS 0x85
57 #define MT41J128MJT125_PHY_WR_DATA 0xC1
58 #define MT41J128MJT125_PHY_FIFO_WE 0x100
59 #define MT41J128MJT125_IOCTRL_VALUE 0x18B
61 /* Micron MT41J256M8HX-15E */
62 #define MT41J256M8HX15E_EMIF_READ_LATENCY 0x06
63 #define MT41J256M8HX15E_EMIF_TIM1 0x0888A39B
64 #define MT41J256M8HX15E_EMIF_TIM2 0x26337FDA
65 #define MT41J256M8HX15E_EMIF_TIM3 0x501F830F
66 #define MT41J256M8HX15E_EMIF_SDCFG 0x61C04B32
67 #define MT41J256M8HX15E_EMIF_SDREF 0x0000093B
68 #define MT41J256M8HX15E_ZQ_CFG 0x50074BE4
69 #define MT41J256M8HX15E_DLL_LOCK_DIFF 0x1
70 #define MT41J256M8HX15E_RATIO 0x40
71 #define MT41J256M8HX15E_INVERT_CLKOUT 0x1
72 #define MT41J256M8HX15E_RD_DQS 0x3B
73 #define MT41J256M8HX15E_WR_DQS 0x85
74 #define MT41J256M8HX15E_PHY_WR_DATA 0xC1
75 #define MT41J256M8HX15E_PHY_FIFO_WE 0x100
76 #define MT41J256M8HX15E_IOCTRL_VALUE 0x18B
78 /* Micron MT41K256M16HA-125E */
79 #define MT41K256M16HA125E_EMIF_READ_LATENCY 0x100007
80 #define MT41K256M16HA125E_EMIF_TIM1 0x0AAAD4DB
81 #define MT41K256M16HA125E_EMIF_TIM2 0x266B7FDA
82 #define MT41K256M16HA125E_EMIF_TIM3 0x501F867F
83 #define MT41K256M16HA125E_EMIF_SDCFG 0x61C05332
84 #define MT41K256M16HA125E_EMIF_SDREF 0xC30
85 #define MT41K256M16HA125E_ZQ_CFG 0x50074BE4
86 #define MT41K256M16HA125E_DLL_LOCK_DIFF 0x1
87 #define MT41K256M16HA125E_RATIO 0x80
88 #define MT41K256M16HA125E_INVERT_CLKOUT 0x0
89 #define MT41K256M16HA125E_RD_DQS 0x38
90 #define MT41K256M16HA125E_WR_DQS 0x44
91 #define MT41K256M16HA125E_PHY_WR_DATA 0x7D
92 #define MT41K256M16HA125E_PHY_FIFO_WE 0x94
93 #define MT41K256M16HA125E_IOCTRL_VALUE 0x18B
95 /* Micron MT41J512M8RH-125 on EVM v1.5 */
96 #define MT41J512M8RH125_EMIF_READ_LATENCY 0x06
97 #define MT41J512M8RH125_EMIF_TIM1 0x0888A39B
98 #define MT41J512M8RH125_EMIF_TIM2 0x26517FDA
99 #define MT41J512M8RH125_EMIF_TIM3 0x501F84EF
100 #define MT41J512M8RH125_EMIF_SDCFG 0x61C04BB2
101 #define MT41J512M8RH125_EMIF_SDREF 0x0000093B
102 #define MT41J512M8RH125_ZQ_CFG 0x50074BE4
103 #define MT41J512M8RH125_DLL_LOCK_DIFF 0x1
104 #define MT41J512M8RH125_RATIO 0x80
105 #define MT41J512M8RH125_INVERT_CLKOUT 0x0
106 #define MT41J512M8RH125_RD_DQS 0x3B
107 #define MT41J512M8RH125_WR_DQS 0x3C
108 #define MT41J512M8RH125_PHY_FIFO_WE 0xA5
109 #define MT41J512M8RH125_PHY_WR_DATA 0x74
110 #define MT41J512M8RH125_IOCTRL_VALUE 0x18B
112 /* Samsung K4B2G1646E-BIH9 */
113 #define K4B2G1646EBIH9_EMIF_READ_LATENCY 0x06
114 #define K4B2G1646EBIH9_EMIF_TIM1 0x0888A39B
115 #define K4B2G1646EBIH9_EMIF_TIM2 0x2A04011A
116 #define K4B2G1646EBIH9_EMIF_TIM3 0x501F820F
117 #define K4B2G1646EBIH9_EMIF_SDCFG 0x61C24AB2
118 #define K4B2G1646EBIH9_EMIF_SDREF 0x0000093B
119 #define K4B2G1646EBIH9_ZQ_CFG 0x50074BE4
120 #define K4B2G1646EBIH9_DLL_LOCK_DIFF 0x1
121 #define K4B2G1646EBIH9_RATIO 0x40
122 #define K4B2G1646EBIH9_INVERT_CLKOUT 0x1
123 #define K4B2G1646EBIH9_RD_DQS 0x3B
124 #define K4B2G1646EBIH9_WR_DQS 0x85
125 #define K4B2G1646EBIH9_PHY_FIFO_WE 0x100
126 #define K4B2G1646EBIH9_PHY_WR_DATA 0xC1
127 #define K4B2G1646EBIH9_IOCTRL_VALUE 0x18B
132 void config_dmm(const struct dmm_lisa_map_regs *regs);
137 void config_sdram(const struct emif_regs *regs, int nr);
142 void set_sdram_timings(const struct emif_regs *regs, int nr);
147 void config_ddr_phy(const struct emif_regs *regs, int nr);
149 struct ddr_cmd_regs {
150 unsigned int resv0[7];
151 unsigned int cm0csratio; /* offset 0x01C */
152 unsigned int resv1[2];
153 unsigned int cm0dldiff; /* offset 0x028 */
154 unsigned int cm0iclkout; /* offset 0x02C */
155 unsigned int resv2[8];
156 unsigned int cm1csratio; /* offset 0x050 */
157 unsigned int resv3[2];
158 unsigned int cm1dldiff; /* offset 0x05C */
159 unsigned int cm1iclkout; /* offset 0x060 */
160 unsigned int resv4[8];
161 unsigned int cm2csratio; /* offset 0x084 */
162 unsigned int resv5[2];
163 unsigned int cm2dldiff; /* offset 0x090 */
164 unsigned int cm2iclkout; /* offset 0x094 */
165 unsigned int resv6[3];
168 struct ddr_data_regs {
169 unsigned int dt0rdsratio0; /* offset 0x0C8 */
170 unsigned int resv1[4];
171 unsigned int dt0wdsratio0; /* offset 0x0DC */
172 unsigned int resv2[4];
173 unsigned int dt0wiratio0; /* offset 0x0F0 */
175 unsigned int dt0wimode0; /* offset 0x0F8 */
176 unsigned int dt0giratio0; /* offset 0x0FC */
178 unsigned int dt0gimode0; /* offset 0x104 */
179 unsigned int dt0fwsratio0; /* offset 0x108 */
180 unsigned int resv5[4];
181 unsigned int dt0dqoffset; /* offset 0x11C */
182 unsigned int dt0wrsratio0; /* offset 0x120 */
183 unsigned int resv6[4];
184 unsigned int dt0rdelays0; /* offset 0x134 */
185 unsigned int dt0dldiff0; /* offset 0x138 */
186 unsigned int resv7[12];
190 * This structure represents the DDR registers on AM33XX devices.
191 * We make use of DDR_PHY_BASE_ADDR2 to address the DATA1 registers that
192 * correspond to DATA1 registers defined here.
195 unsigned int resv0[7];
196 unsigned int cm0csratio; /* offset 0x01C */
197 unsigned int resv1[2];
198 unsigned int cm0dldiff; /* offset 0x028 */
199 unsigned int cm0iclkout; /* offset 0x02C */
200 unsigned int resv2[8];
201 unsigned int cm1csratio; /* offset 0x050 */
202 unsigned int resv3[2];
203 unsigned int cm1dldiff; /* offset 0x05C */
204 unsigned int cm1iclkout; /* offset 0x060 */
205 unsigned int resv4[8];
206 unsigned int cm2csratio; /* offset 0x084 */
207 unsigned int resv5[2];
208 unsigned int cm2dldiff; /* offset 0x090 */
209 unsigned int cm2iclkout; /* offset 0x094 */
210 unsigned int resv6[12];
211 unsigned int dt0rdsratio0; /* offset 0x0C8 */
212 unsigned int resv7[4];
213 unsigned int dt0wdsratio0; /* offset 0x0DC */
214 unsigned int resv8[4];
215 unsigned int dt0wiratio0; /* offset 0x0F0 */
217 unsigned int dt0wimode0; /* offset 0x0F8 */
218 unsigned int dt0giratio0; /* offset 0x0FC */
220 unsigned int dt0gimode0; /* offset 0x104 */
221 unsigned int dt0fwsratio0; /* offset 0x108 */
222 unsigned int resv11[4];
223 unsigned int dt0dqoffset; /* offset 0x11C */
224 unsigned int dt0wrsratio0; /* offset 0x120 */
225 unsigned int resv12[4];
226 unsigned int dt0rdelays0; /* offset 0x134 */
227 unsigned int dt0dldiff0; /* offset 0x138 */
231 * Encapsulates DDR CMD control registers.
234 unsigned long cmd0csratio;
235 unsigned long cmd0csforce;
236 unsigned long cmd0csdelay;
237 unsigned long cmd0dldiff;
238 unsigned long cmd0iclkout;
239 unsigned long cmd1csratio;
240 unsigned long cmd1csforce;
241 unsigned long cmd1csdelay;
242 unsigned long cmd1dldiff;
243 unsigned long cmd1iclkout;
244 unsigned long cmd2csratio;
245 unsigned long cmd2csforce;
246 unsigned long cmd2csdelay;
247 unsigned long cmd2dldiff;
248 unsigned long cmd2iclkout;
252 * Encapsulates DDR DATA registers.
255 unsigned long datardsratio0;
256 unsigned long datawdsratio0;
257 unsigned long datawiratio0;
258 unsigned long datagiratio0;
259 unsigned long datafwsratio0;
260 unsigned long datawrsratio0;
261 unsigned long datauserank0delay;
262 unsigned long datadldiff0;
266 * Configure DDR CMD control registers
268 void config_cmd_ctrl(const struct cmd_control *cmd, int nr);
271 * Configure DDR DATA registers
273 void config_ddr_data(const struct ddr_data *data, int nr);
276 * This structure represents the DDR io control on AM33XX devices.
278 struct ddr_cmdtctrl {
279 unsigned int cm0ioctl;
280 unsigned int cm1ioctl;
281 unsigned int cm2ioctl;
282 unsigned int resv2[12];
283 unsigned int dt0ioctl;
284 unsigned int dt1ioctl;
288 * Configure DDR io control registers
290 void config_io_ctrl(unsigned long val);
293 unsigned int ddrioctrl;
294 unsigned int resv1[325];
295 unsigned int ddrckectrl;
298 void config_ddr(unsigned int pll, unsigned int ioctrl,
299 const struct ddr_data *data, const struct cmd_control *ctrl,
300 const struct emif_regs *regs, int nr);
302 #endif /* _DDR_DEFS_H */