1 /* 2 * ddr_defs.h 3 * 4 * ddr specific header 5 * 6 * Copyright (C) 2011, Texas Instruments, Incorporated - http://www.ti.com/ 7 * 8 * SPDX-License-Identifier: GPL-2.0+ 9 */ 10 11 #ifndef _DDR_DEFS_H 12 #define _DDR_DEFS_H 13 14 #include <asm/arch/hardware.h> 15 #include <asm/emif.h> 16 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 #ifdef CONFIG_AM43XX 22 #define DDR_CKE_CTRL_NORMAL 0x3 23 #else 24 #define DDR_CKE_CTRL_NORMAL 0x1 25 #endif 26 #define PHY_EN_DYN_PWRDN (0x1 << 20) 27 28 /* Micron MT47H128M16RT-25E */ 29 #define MT47H128M16RT25E_EMIF_READ_LATENCY 0x100005 30 #define MT47H128M16RT25E_EMIF_TIM1 0x0666B3C9 31 #define MT47H128M16RT25E_EMIF_TIM2 0x243631CA 32 #define MT47H128M16RT25E_EMIF_TIM3 0x0000033F 33 #define MT47H128M16RT25E_EMIF_SDCFG 0x41805332 34 #define MT47H128M16RT25E_EMIF_SDREF 0x0000081a 35 #define MT47H128M16RT25E_RATIO 0x80 36 #define MT47H128M16RT25E_INVERT_CLKOUT 0x00 37 #define MT47H128M16RT25E_RD_DQS 0x12 38 #define MT47H128M16RT25E_WR_DQS 0x00 39 #define MT47H128M16RT25E_PHY_WRLVL 0x00 40 #define MT47H128M16RT25E_PHY_GATELVL 0x00 41 #define MT47H128M16RT25E_PHY_WR_DATA 0x40 42 #define MT47H128M16RT25E_PHY_FIFO_WE 0x80 43 #define MT47H128M16RT25E_IOCTRL_VALUE 0x18B 44 45 /* Micron MT41J128M16JT-125 */ 46 #define MT41J128MJT125_EMIF_READ_LATENCY 0x06 47 #define MT41J128MJT125_EMIF_TIM1 0x0888A39B 48 #define MT41J128MJT125_EMIF_TIM2 0x26337FDA 49 #define MT41J128MJT125_EMIF_TIM3 0x501F830F 50 #define MT41J128MJT125_EMIF_SDCFG 0x61C04AB2 51 #define MT41J128MJT125_EMIF_SDREF 0x0000093B 52 #define MT41J128MJT125_ZQ_CFG 0x50074BE4 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 60 61 /* Micron MT41J64M16JT-125 */ 62 #define MT41J64MJT125_EMIF_SDCFG 0x61C04A32 63 64 /* Micron MT41J256M16JT-125 */ 65 #define MT41J256MJT125_EMIF_SDCFG 0x61C04B32 66 67 /* Micron MT41J256M8HX-15E */ 68 #define MT41J256M8HX15E_EMIF_READ_LATENCY 0x06 69 #define MT41J256M8HX15E_EMIF_TIM1 0x0888A39B 70 #define MT41J256M8HX15E_EMIF_TIM2 0x26337FDA 71 #define MT41J256M8HX15E_EMIF_TIM3 0x501F830F 72 #define MT41J256M8HX15E_EMIF_SDCFG 0x61C04B32 73 #define MT41J256M8HX15E_EMIF_SDREF 0x0000093B 74 #define MT41J256M8HX15E_ZQ_CFG 0x50074BE4 75 #define MT41J256M8HX15E_RATIO 0x40 76 #define MT41J256M8HX15E_INVERT_CLKOUT 0x1 77 #define MT41J256M8HX15E_RD_DQS 0x3B 78 #define MT41J256M8HX15E_WR_DQS 0x85 79 #define MT41J256M8HX15E_PHY_WR_DATA 0xC1 80 #define MT41J256M8HX15E_PHY_FIFO_WE 0x100 81 #define MT41J256M8HX15E_IOCTRL_VALUE 0x18B 82 83 /* Micron MT41K256M16HA-125E */ 84 #define MT41K256M16HA125E_EMIF_READ_LATENCY 0x100007 85 #define MT41K256M16HA125E_EMIF_TIM1 0x0AAAD4DB 86 #define MT41K256M16HA125E_EMIF_TIM2 0x266B7FDA 87 #define MT41K256M16HA125E_EMIF_TIM3 0x501F867F 88 #define MT41K256M16HA125E_EMIF_SDCFG 0x61C05332 89 #define MT41K256M16HA125E_EMIF_SDREF 0xC30 90 #define MT41K256M16HA125E_ZQ_CFG 0x50074BE4 91 #define MT41K256M16HA125E_RATIO 0x80 92 #define MT41K256M16HA125E_INVERT_CLKOUT 0x0 93 #define MT41K256M16HA125E_RD_DQS 0x38 94 #define MT41K256M16HA125E_WR_DQS 0x44 95 #define MT41K256M16HA125E_PHY_WR_DATA 0x7D 96 #define MT41K256M16HA125E_PHY_FIFO_WE 0x94 97 #define MT41K256M16HA125E_IOCTRL_VALUE 0x18B 98 99 /* Micron MT41J512M8RH-125 on EVM v1.5 */ 100 #define MT41J512M8RH125_EMIF_READ_LATENCY 0x06 101 #define MT41J512M8RH125_EMIF_TIM1 0x0888A39B 102 #define MT41J512M8RH125_EMIF_TIM2 0x26517FDA 103 #define MT41J512M8RH125_EMIF_TIM3 0x501F84EF 104 #define MT41J512M8RH125_EMIF_SDCFG 0x61C04BB2 105 #define MT41J512M8RH125_EMIF_SDREF 0x0000093B 106 #define MT41J512M8RH125_ZQ_CFG 0x50074BE4 107 #define MT41J512M8RH125_RATIO 0x80 108 #define MT41J512M8RH125_INVERT_CLKOUT 0x0 109 #define MT41J512M8RH125_RD_DQS 0x3B 110 #define MT41J512M8RH125_WR_DQS 0x3C 111 #define MT41J512M8RH125_PHY_FIFO_WE 0xA5 112 #define MT41J512M8RH125_PHY_WR_DATA 0x74 113 #define MT41J512M8RH125_IOCTRL_VALUE 0x18B 114 115 /* Samsung K4B2G1646E-BIH9 */ 116 #define K4B2G1646EBIH9_EMIF_READ_LATENCY 0x07 117 #define K4B2G1646EBIH9_EMIF_TIM1 0x0AAAE51B 118 #define K4B2G1646EBIH9_EMIF_TIM2 0x2A1D7FDA 119 #define K4B2G1646EBIH9_EMIF_TIM3 0x501F83FF 120 #define K4B2G1646EBIH9_EMIF_SDCFG 0x61C052B2 121 #define K4B2G1646EBIH9_EMIF_SDREF 0x00000C30 122 #define K4B2G1646EBIH9_ZQ_CFG 0x50074BE4 123 #define K4B2G1646EBIH9_RATIO 0x80 124 #define K4B2G1646EBIH9_INVERT_CLKOUT 0x0 125 #define K4B2G1646EBIH9_RD_DQS 0x35 126 #define K4B2G1646EBIH9_WR_DQS 0x3A 127 #define K4B2G1646EBIH9_PHY_FIFO_WE 0x97 128 #define K4B2G1646EBIH9_PHY_WR_DATA 0x76 129 #define K4B2G1646EBIH9_IOCTRL_VALUE 0x18B 130 131 #define LPDDR2_ADDRCTRL_IOCTRL_VALUE 0x294 132 #define LPDDR2_ADDRCTRL_WD0_IOCTRL_VALUE 0x00000000 133 #define LPDDR2_ADDRCTRL_WD1_IOCTRL_VALUE 0x00000000 134 #define LPDDR2_DATA0_IOCTRL_VALUE 0x20000294 135 #define LPDDR2_DATA1_IOCTRL_VALUE 0x20000294 136 #define LPDDR2_DATA2_IOCTRL_VALUE 0x20000294 137 #define LPDDR2_DATA3_IOCTRL_VALUE 0x20000294 138 139 #define DDR3_ADDRCTRL_WD0_IOCTRL_VALUE 0x00000000 140 #define DDR3_ADDRCTRL_WD1_IOCTRL_VALUE 0x00000000 141 #define DDR3_ADDRCTRL_IOCTRL_VALUE 0x84 142 #define DDR3_DATA0_IOCTRL_VALUE 0x84 143 #define DDR3_DATA1_IOCTRL_VALUE 0x84 144 #define DDR3_DATA2_IOCTRL_VALUE 0x84 145 #define DDR3_DATA3_IOCTRL_VALUE 0x84 146 147 /** 148 * Configure DMM 149 */ 150 void config_dmm(const struct dmm_lisa_map_regs *regs); 151 152 /** 153 * Configure SDRAM 154 */ 155 void config_sdram(const struct emif_regs *regs, int nr); 156 void config_sdram_emif4d5(const struct emif_regs *regs, int nr); 157 158 /** 159 * Set SDRAM timings 160 */ 161 void set_sdram_timings(const struct emif_regs *regs, int nr); 162 163 /** 164 * Configure DDR PHY 165 */ 166 void config_ddr_phy(const struct emif_regs *regs, int nr); 167 168 struct ddr_cmd_regs { 169 unsigned int resv0[7]; 170 unsigned int cm0csratio; /* offset 0x01C */ 171 unsigned int resv1[3]; 172 unsigned int cm0iclkout; /* offset 0x02C */ 173 unsigned int resv2[8]; 174 unsigned int cm1csratio; /* offset 0x050 */ 175 unsigned int resv3[3]; 176 unsigned int cm1iclkout; /* offset 0x060 */ 177 unsigned int resv4[8]; 178 unsigned int cm2csratio; /* offset 0x084 */ 179 unsigned int resv5[3]; 180 unsigned int cm2iclkout; /* offset 0x094 */ 181 unsigned int resv6[3]; 182 }; 183 184 struct ddr_data_regs { 185 unsigned int dt0rdsratio0; /* offset 0x0C8 */ 186 unsigned int resv1[4]; 187 unsigned int dt0wdsratio0; /* offset 0x0DC */ 188 unsigned int resv2[4]; 189 unsigned int dt0wiratio0; /* offset 0x0F0 */ 190 unsigned int resv3; 191 unsigned int dt0wimode0; /* offset 0x0F8 */ 192 unsigned int dt0giratio0; /* offset 0x0FC */ 193 unsigned int resv4; 194 unsigned int dt0gimode0; /* offset 0x104 */ 195 unsigned int dt0fwsratio0; /* offset 0x108 */ 196 unsigned int resv5[4]; 197 unsigned int dt0dqoffset; /* offset 0x11C */ 198 unsigned int dt0wrsratio0; /* offset 0x120 */ 199 unsigned int resv6[4]; 200 unsigned int dt0rdelays0; /* offset 0x134 */ 201 unsigned int dt0dldiff0; /* offset 0x138 */ 202 unsigned int resv7[12]; 203 }; 204 205 /** 206 * This structure represents the DDR registers on AM33XX devices. 207 * We make use of DDR_PHY_BASE_ADDR2 to address the DATA1 registers that 208 * correspond to DATA1 registers defined here. 209 */ 210 struct ddr_regs { 211 unsigned int resv0[3]; 212 unsigned int cm0config; /* offset 0x00C */ 213 unsigned int cm0configclk; /* offset 0x010 */ 214 unsigned int resv1[2]; 215 unsigned int cm0csratio; /* offset 0x01C */ 216 unsigned int resv2[3]; 217 unsigned int cm0iclkout; /* offset 0x02C */ 218 unsigned int resv3[4]; 219 unsigned int cm1config; /* offset 0x040 */ 220 unsigned int cm1configclk; /* offset 0x044 */ 221 unsigned int resv4[2]; 222 unsigned int cm1csratio; /* offset 0x050 */ 223 unsigned int resv5[3]; 224 unsigned int cm1iclkout; /* offset 0x060 */ 225 unsigned int resv6[4]; 226 unsigned int cm2config; /* offset 0x074 */ 227 unsigned int cm2configclk; /* offset 0x078 */ 228 unsigned int resv7[2]; 229 unsigned int cm2csratio; /* offset 0x084 */ 230 unsigned int resv8[3]; 231 unsigned int cm2iclkout; /* offset 0x094 */ 232 unsigned int resv9[12]; 233 unsigned int dt0rdsratio0; /* offset 0x0C8 */ 234 unsigned int resv10[4]; 235 unsigned int dt0wdsratio0; /* offset 0x0DC */ 236 unsigned int resv11[4]; 237 unsigned int dt0wiratio0; /* offset 0x0F0 */ 238 unsigned int resv12; 239 unsigned int dt0wimode0; /* offset 0x0F8 */ 240 unsigned int dt0giratio0; /* offset 0x0FC */ 241 unsigned int resv13; 242 unsigned int dt0gimode0; /* offset 0x104 */ 243 unsigned int dt0fwsratio0; /* offset 0x108 */ 244 unsigned int resv14[4]; 245 unsigned int dt0dqoffset; /* offset 0x11C */ 246 unsigned int dt0wrsratio0; /* offset 0x120 */ 247 unsigned int resv15[4]; 248 unsigned int dt0rdelays0; /* offset 0x134 */ 249 unsigned int dt0dldiff0; /* offset 0x138 */ 250 }; 251 252 /** 253 * Encapsulates DDR CMD control registers. 254 */ 255 struct cmd_control { 256 unsigned long cmd0csratio; 257 unsigned long cmd0csforce; 258 unsigned long cmd0csdelay; 259 unsigned long cmd0iclkout; 260 unsigned long cmd1csratio; 261 unsigned long cmd1csforce; 262 unsigned long cmd1csdelay; 263 unsigned long cmd1iclkout; 264 unsigned long cmd2csratio; 265 unsigned long cmd2csforce; 266 unsigned long cmd2csdelay; 267 unsigned long cmd2iclkout; 268 }; 269 270 /** 271 * Encapsulates DDR DATA registers. 272 */ 273 struct ddr_data { 274 unsigned long datardsratio0; 275 unsigned long datawdsratio0; 276 unsigned long datawiratio0; 277 unsigned long datagiratio0; 278 unsigned long datafwsratio0; 279 unsigned long datawrsratio0; 280 }; 281 282 /** 283 * Configure DDR CMD control registers 284 */ 285 void config_cmd_ctrl(const struct cmd_control *cmd, int nr); 286 287 /** 288 * Configure DDR DATA registers 289 */ 290 void config_ddr_data(const struct ddr_data *data, int nr); 291 292 /** 293 * This structure represents the DDR io control on AM33XX devices. 294 */ 295 struct ddr_cmdtctrl { 296 unsigned int cm0ioctl; 297 unsigned int cm1ioctl; 298 unsigned int cm2ioctl; 299 unsigned int resv2[12]; 300 unsigned int dt0ioctl; 301 unsigned int dt1ioctl; 302 unsigned int dt2ioctrl; 303 unsigned int dt3ioctrl; 304 unsigned int resv3[4]; 305 unsigned int emif_sdram_config_ext; 306 }; 307 308 struct ctrl_ioregs { 309 unsigned int cm0ioctl; 310 unsigned int cm1ioctl; 311 unsigned int cm2ioctl; 312 unsigned int dt0ioctl; 313 unsigned int dt1ioctl; 314 unsigned int dt2ioctrl; 315 unsigned int dt3ioctrl; 316 unsigned int emif_sdram_config_ext; 317 }; 318 319 /** 320 * Configure DDR io control registers 321 */ 322 void config_io_ctrl(const struct ctrl_ioregs *ioregs); 323 324 struct ddr_ctrl { 325 unsigned int ddrioctrl; 326 unsigned int resv1[325]; 327 unsigned int ddrckectrl; 328 }; 329 330 void config_ddr(unsigned int pll, const struct ctrl_ioregs *ioregs, 331 const struct ddr_data *data, const struct cmd_control *ctrl, 332 const struct emif_regs *regs, int nr); 333 void emif_get_ext_phy_ctrl_const_regs(const u32 **regs, u32 *size); 334 335 #endif /* _DDR_DEFS_H */ 336