board/spreadtrum/coreprimelite/ldo_sleep.c

   1 #include <asm/arch/sci_types.h>
   2 #include <asm/arch/adi_hal_internal.h>
   3 #include <asm/arch/chip_drv_common_io.h>
   4 #include <asm/arch/sprd_reg.h>
   5
   6 /***************************************************************************************************************************/
   7 /*     VDD18 VDD28 VDD25 RF0 RF1 RF2 EMMCIO EMMCCORE DCDCARM DCDCWRF DCDCWPA DCDCGEN DCDCOTP AVDD18 SD SIM0 SIM1 SIM2 CAMA */
   8 /* AP    x     x    v     v   v   v     v      v        v       v       v       x       v      v    v    v   v     v    v  */
   9 /* CP0   x     x    v     v   v   x     x      x        x       v       x       x       x      x    x    x   x     x    x  */
  10 /* CP1   x     x    v     x   x   x     x      x        x       x       x       x       x      x    x    x   x     x    x  */
  11 /* CP2   x     x    v     v   x   v     x      x        x       v       x       x       x      x    x    x   x     x    x  */
  12 /* EX0   x     x    x     v   x   x     x      x        x       x       x       x       x      x    x    x   x     x    x  */
  13 /* EX1   x     x    x     x   v   x     x      x        x       x       x       x       x      x    x    x   x     x    x  */
  14 /* EX2   x     x    x     v   x   x     x      x        x       x       x       x       x      x    x    x   x     x    x  */
  15 /***************************************************************************************************************************/
  16
  17 /***************************************************************************************************************************/
  18 /*     CAMD CMAIO CAMMOT USB CLSG LPREF LPRF0 LPRF1 LPRF2 LPEMMCIO LPEMMCCORE LPWPA  LPGEN   LPARM LPMEM LPCORE LPBG  BG   */
  19 /* AP    v     v    v     v   v   v     v      v     v       v       v          x       v      v     v     v     v     v   */
  20 /* CP0   x     x    x     x   x   x     x      x     x       x       x          x       x      x     x     x     x     x   */
  21 /* CP1   x     x    x     x   x   x     x      x     x       x       x          x       x      x     x     x     x     x   */
  22 /* CP2   x     x    x     x   x   x     v      v     x       x       x          x       x      x     x     x     x     x   */
  23 /* EX0   x     x    x     x   x   x     x      x     v       x       x          x       x      x     x     x     x     x   */
  24 /* EX1   x     x    x     x   x   x     x      x     x       x       x          x       x      x     x     x     x     x   */
  25 /* EX2   x     x    x     x   x   x     x      x     x       x       x          x       x      x     x     x     x     x   */
  26 /***************************************************************************************************************************/
  27
  28 #ifdef CONFIG_HARDWARE_VERSION
  29 extern unsigned int get_hw_version();
  30 #endif
  31
  32 void init_ldo_sleep_gr(void)
  33 {
  34         unsigned int reg_val;
  35         unsigned int hw_version = 0;
  36         int enable_ldo_camd = 0;
  37         int cp_on_sine1 = 0;
  38
  39 #ifdef CONFIG_HARDWARE_VERSION
  40         hw_version = get_hw_version();
  41 #endif
  42
  43         /*
  44          * hardware version table
  45          * Ver0.1 - 0
  46          * Ver0.2 - 1
  47          * Ver0.3 - 2
  48          */
  49         switch (hw_version) {
  50                 case 0:
  51                         break;
  52
  53                 case 1:
  54                         // enable ldocamd to prevent leakage, because gps module is changed
  55                         enable_ldo_camd = 1;
  56                         break;
  57
  58                 case 2:
  59                 default:
  60                         // enable ldocamd to prevent leakage, because gps module is changed
  61                         enable_ldo_camd = 1;
  62                         // use TCXO intead of VC-TCXO, so cp PLL should be changed to sine1
  63                         cp_on_sine1 = 1;
  64                         break;
  65         }
  66
  67         ANA_REG_SET(ANA_REG_GLB_PWR_WR_PROT_VALUE,0x6e7f);
  68         while( (ANA_REG_GET(ANA_REG_GLB_PWR_WR_PROT_VALUE) & 0x8000) != 0x8000 );
  69
  70         ANA_REG_SET(ANA_REG_GLB_LDO_DCDC_PD,
  71                 //BIT_LDO_EMM_PD |
  72                 //BIT_DCDC_TOPCLK6M_PD |
  73                 //BIT_DCDC_RF_PD |
  74                 //BIT_DCDC_GEN_PD |
  75                 //BIT_DCDC_MEM_PD |
  76                 //BIT_DCDC_ARM_PD |
  77                 //BIT_DCDC_CORE_PD |
  78                 //BIT_LDO_RF0_PD |
  79                 //BIT_LDO_EMMCCORE_PD |
  80                 //BIT_LDO_GEN1_PD |
  81                 //BIT_LDO_DCXO_PD |
  82                 //BIT_LDO_GEN0_PD |
  83                 //BIT_LDO_VDD25_PD |
  84                 //BIT_LDO_VDD28_PD |
  85                 //BIT_LDO_VDD18_PD |
  86                 //BIT_BG_PD |
  87                 0
  88         );
  89         ANA_REG_SET(ANA_REG_GLB_LDO_PD_CTRL,
  90                 BIT_LDO_LPREF_PD_SW |
  91                 BIT_DCDC_WPA_PD |
  92                 BIT_DCDC_CON_PD |
  93                 //BIT_LDO_WIFIPA_PD |
  94                 BIT_LDO_SDCORE_PD |
  95                 BIT_LDO_USB_PD |
  96                 BIT_LDO_CAMMOT_PD |
  97                 BIT_LDO_CAMIO_PD |
  98                 (enable_ldo_camd ? 0 : BIT_LDO_CAMD_PD) |
  99                 BIT_LDO_CAMA_PD |
 100                 BIT_LDO_SIM2_PD |
 101                 BIT_LDO_SIM1_PD |
 102                 BIT_LDO_SIM0_PD |
 103                 //BIT_LDO_SDIO_PD |
 104                 0
 105         );
 106
 107         ANA_REG_SET(ANA_REG_GLB_PWR_WR_PROT_VALUE,0x0000);
 108
 109         ANA_REG_SET(ANA_REG_GLB_SLP_WAIT_DCDCARM,
 110                 BITS_SLP_IN_WAIT_DCDCARM(7) |
 111                 BITS_SLP_OUT_WAIT_DCDCARM(8) |
 112                 0
 113         );
 114
 115         reg_val = ANA_REG_GET(ANA_REG_GLB_LDO_SHPT_PD2);
 116         reg_val|= (1 << 0);
 117         ANA_REG_SET(ANA_REG_GLB_LDO_SHPT_PD2,reg_val);
 118
 119         ANA_REG_SET(ANA_REG_GLB_PWR_SLP_CTRL0,
 120                 BIT_SLP_IO_EN |
 121                 BIT_SLP_DCDCRF_PD_EN |
 122                 BIT_SLP_DCDCCON_PD_EN |
 123                 //BIT_SLP_DCDCGEN_PD_EN |
 124                 //BIT_SLP_DCDCWPA_PD_EN |
 125                 BIT_SLP_DCDCARM_PD_EN |
 126                 BIT_SLP_LDOVDD25_PD_EN |
 127                 BIT_SLP_LDORF0_PD_EN |
 128                 BIT_SLP_LDOEMMCCORE_PD_EN |
 129                 BIT_SLP_LDOGEN0_PD_EN |
 130                 BIT_SLP_LDODCXO_PD_EN |
 131                 BIT_SLP_LDOGEN1_PD_EN |
 132                 BIT_SLP_LDOWIFIPA_PD_EN |
 133                 //BIT_SLP_LDOVDD28_PD_EN |
 134                 //BIT_SLP_LDOVDD18_PD_EN |
 135                 0
 136         );
 137         ANA_REG_SET(ANA_REG_GLB_PWR_SLP_CTRL1,
 138                 BIT_SLP_LDO_PD_EN |
 139                 BIT_SLP_LDOLPREF_PD_EN |
 140                 BIT_SLP_LDOSDCORE_PD_EN |
 141                 BIT_SLP_LDOUSB_PD_EN |
 142                 BIT_SLP_LDOCAMMOT_PD_EN |
 143                 BIT_SLP_LDOCAMIO_PD_EN |
 144                 (enable_ldo_camd ? 0 : BIT_SLP_LDOCAMD_PD_EN) |
 145                 BIT_SLP_LDOCAMA_PD_EN |
 146                 BIT_SLP_LDOSIM2_PD_EN |
 147                 //BIT_SLP_LDOSIM1_PD_EN |
 148                 //BIT_SLP_LDOSIM0_PD_EN |
 149                 //BIT_SLP_LDOSDIO_PD_EN |
 150                 0
 151         );
 152
 153         ANA_REG_SET(ANA_REG_GLB_PWR_SLP_CTRL2,
 154                 //BIT_SLP_DCDCRF_LP_EN |
 155                 //BIT_SLP_DCDCCON_LP_EN |
 156                 BIT_SLP_DCDCCORE_LP_EN |
 157                 BIT_SLP_DCDCMEM_LP_EN |
 158                 //BIT_SLP_DCDCARM_LP_EN |
 159                 BIT_SLP_DCDCGEN_LP_EN |
 160                 //BIT_SLP_DCDCWPA_LP_EN |
 161                 //BIT_SLP_LDORF0_LP_EN  |
 162                 //BIT_SLP_LDOEMMCCORE_LP_EN |
 163                 //BIT_SLP_LDOGEN0_LP_EN |
 164                 //BIT_SLP_LDODCXO_LP_EN |
 165                 //BIT_SLP_LDOGEN1_LP_EN |
 166                 //BIT_SLP_LDOWIFIPA_LP_EN |
 167                 //BIT_SLP_LDOVDD28_LP_EN |
 168                 //BIT_SLP_LDOVDD18_LP_EN |
 169                 0
 170         );
 171
 172         ANA_REG_SET(ANA_REG_GLB_PWR_SLP_CTRL3,
 173                 //BIT_SLP_BG_LP_EN |
 174                 //BIT_LDOVDD25_LP_EN_SW |
 175                 //BIT_LDOSDCORE_LP_EN_SW |
 176                 //BIT_LDOUSB_LP_EN_SW |
 177                 //BIT_SLP_LDOVDD25_LP_EN |
 178                 //BIT_SLP_LDOSDCORE_LP_EN |
 179                 //BIT_SLP_LDOUSB_LP_EN |
 180                 //BIT_SLP_LDOCAMMOT_LP_EN |
 181                 //BIT_SLP_LDOCAMIO_LP_EN |
 182                 //BIT_SLP_LDOCAMD_LP_EN |
 183                 //BIT_SLP_LDOCAMA_LP_EN |
 184                 //BIT_SLP_LDOSIM2_LP_EN |
 185                 //BIT_SLP_LDOSIM1_LP_EN |
 186                 //BIT_SLP_LDOSIM0_LP_EN |
 187                 //BIT_SLP_LDOSDIO_LP_EN |
 188                 0
 189         );
 190
 191         ANA_REG_SET(ANA_REG_GLB_PWR_SLP_CTRL4,
 192                 //BIT_LDOCAMIO_LP_EN_SW |
 193                 //BIT_LDOCAMMOT_LP_EN_SW |
 194                 //BIT_LDOCAMD_LP_EN_SW |
 195                 //BIT_LDOCAMA_LP_EN_SW |
 196                 //BIT_LDOSIM2_LP_EN_SW |
 197                 //BIT_LDOSIM1_LP_EN_SW |
 198                 //BIT_LDOSIM0_LP_EN_SW |
 199                 //BIT_LDOSDIO_LP_EN_SW |
 200                 //BIT_LDORF0_LP_EN_SW |
 201                 //BIT_LDOEMMCCORE_LP_EN_SW |
 202                 //BIT_LDOGEN0_LP_EN_SW |
 203                 //BIT_LDODCXO_LP_EN_SW |
 204                 //BIT_LDOGEN1_LP_EN_SW |
 205                 //BIT_LDOWIFIPA_LP_EN_SW |
 206                 //BIT_LDOVDD28_LP_EN_SW |
 207                 //BIT_LDOVDD18_LP_EN_SW |
 208                 0
 209         );
 210
 211         ANA_REG_SET(ANA_REG_GLB_PWR_XTL_EN0,
 212                 BIT_LDO_XTL_EN |
 213                 BIT_LDO_GEN0_EXT_XTL0_EN |
 214                 BIT_LDO_GEN0_XTL1_EN |
 215                 BIT_LDO_GEN0_XTL0_EN |
 216                 //BIT_LDO_GEN1_EXT_XTL0_EN |
 217                 //BIT_LDO_GEN1_XTL1_EN |
 218                 //BIT_LDO_GEN1_XTL0_EN |
 219                 BIT_LDO_DCXO_EXT_XTL0_EN |
 220                 BIT_LDO_DCXO_XTL1_EN |
 221                 BIT_LDO_DCXO_XTL0_EN |
 222                 //BIT_LDO_VDD18_EXT_XTL0_EN |
 223                 //BIT_LDO_VDD18_XTL1_EN |
 224                 //BIT_LDO_VDD18_XTL0_EN |
 225                 //BIT_LDO_VDD28_EXT_XTL0_EN |
 226                 //BIT_LDO_VDD28_XTL1_EN |
 227                 //BIT_LDO_VDD28_XTL0_EN |
 228                 0
 229         );
 230
 231         ANA_REG_SET(ANA_REG_GLB_PWR_XTL_EN1,
 232                 BIT_LDO_RF0_EXT_XTL0_EN |
 233                 BIT_LDO_RF0_XTL1_EN |
 234                 BIT_LDO_RF0_XTL0_EN |
 235                 //BIT_LDO_WIFIPA_EXT_XTL0_EN |
 236                 //BIT_LDO_WIFIPA_XTL1_EN |
 237                 //BIT_LDO_WIFIPA_XTL0_EN |
 238                 //BIT_LDO_SIM2_EXT_XTL0_EN |
 239                 //BIT_LDO_SIM2_XTL1_EN |
 240                 //BIT_LDO_SIM2_XTL0_EN |
 241                 //BIT_LDO_SIM1_EXT_XTL0_EN |
 242                 //BIT_LDO_SIM1_XTL1_EN |
 243                 //BIT_LDO_SIM1_XTL0_EN |
 244                 //BIT_LDO_SIM0_EXT_XTL0_EN |
 245                 //BIT_LDO_SIM0_XTL1_EN |
 246                 //BIT_LDO_SIM0_XTL0_EN |
 247                 0
 248         );
 249
 250         ANA_REG_SET(ANA_REG_GLB_PWR_XTL_EN2,
 251                 BIT_LDO_VDD25_EXT_XTL0_EN |
 252                 BIT_LDO_VDD25_XTL1_EN |
 253                 BIT_LDO_VDD25_XTL0_EN |
 254                 BIT_DCDC_RF_EXT_XTL0_EN |
 255                 BIT_DCDC_RF_XTL1_EN |
 256                 BIT_DCDC_RF_XTL0_EN |
 257                 BIT_XO_EXT_XTL0_EN |
 258                 BIT_XO_XTL1_EN |
 259                 BIT_XO_XTL0_EN |
 260                 BIT_BG_EXT_XTL0_EN |
 261                 BIT_BG_XTL1_EN |
 262                 BIT_BG_XTL0_EN |
 263                 0
 264         );
 265
 266         ANA_REG_SET(ANA_REG_GLB_PWR_XTL_EN3,
 267                 //BIT_DCDC_CON_EXT_XTL0_EN |
 268                 //BIT_DCDC_CON_XTL1_EN |
 269                 //BIT_DCDC_CON_XTL0_EN |
 270                 //BIT_DCDC_WPA_EXT_XTL0_EN |
 271                 //BIT_DCDC_WPA_XTL1_EN |
 272                 //BIT_DCDC_WPA_XTL0_EN |
 273                 BIT_DCDC_MEM_EXT_XTL0_EN |
 274                 BIT_DCDC_MEM_XTL1_EN |
 275                 BIT_DCDC_MEM_XTL0_EN |
 276                 BIT_DCDC_GEN_EXT_XTL0_EN |
 277                 BIT_DCDC_GEN_XTL1_EN |
 278                 BIT_DCDC_GEN_XTL0_EN |
 279                 BIT_DCDC_CORE_EXT_XTL0_EN |
 280                 BIT_DCDC_CORE_XTL1_EN |
 281                 BIT_DCDC_CORE_XTL0_EN |
 282                 0
 283         );
 284
 285         ANA_REG_SET(ANA_REG_GLB_XTL_WAIT_CTRL,
 286                 BIT_SLP_XTLBUF_PD_EN |
 287                 BIT_XTL_EN |
 288                 BITS_XTL_WAIT(0x32) |
 289                 0
 290         );
 291
 292
 293         /************************************************
 294         *   Following is AP/CP LDO D DIE Sleep Control   *
 295         *************************************************/
 296
 297         if (cp_on_sine1)
 298                 REG32(REG_PMU_APB_26M_SEL_CFG) |= (BIT_CP1_26M_SEL | BIT_CP0_26M_SEL);
 299
 300         CHIP_REG_SET(REG_PMU_APB_XTL0_REL_CFG,
 301                 BIT_XTL0_ARM7_SEL |
 302                 BIT_XTL0_VCP1_SEL |
 303                 BIT_XTL0_VCP0_SEL |
 304                 BIT_XTL0_CP1_SEL |
 305                 BIT_XTL0_CP0_SEL |
 306                 BIT_XTL0_AP_SEL |
 307                 0
 308         );
 309
 310         CHIP_REG_SET(REG_PMU_APB_XTL1_REL_CFG,
 311                 BIT_XTL1_ARM7_SEL |
 312                 BIT_XTL1_VCP1_SEL |
 313                 BIT_XTL1_VCP0_SEL |
 314                 BIT_XTL1_CP1_SEL |
 315                 BIT_XTL1_CP0_SEL |
 316                 BIT_XTL1_AP_SEL |
 317                 0
 318         );
 319
 320         CHIP_REG_SET(REG_PMU_APB_XTLBUF0_REL_CFG,
 321                 BIT_XTLBUF0_ARM7_SEL |
 322                 BIT_XTLBUF0_VCP1_SEL |
 323                 BIT_XTLBUF0_VCP0_SEL |
 324                 BIT_XTLBUF0_CP1_SEL |
 325                 BIT_XTLBUF0_CP0_SEL |
 326                 BIT_XTLBUF0_AP_SEL |
 327                 0
 328         );
 329
 330         CHIP_REG_SET(REG_PMU_APB_XTLBUF1_REL_CFG,
 331                 BIT_XTLBUF1_ARM7_SEL |
 332                 BIT_XTLBUF1_VCP1_SEL |
 333                 BIT_XTLBUF1_VCP0_SEL |
 334                 BIT_XTLBUF1_CP1_SEL |
 335                 BIT_XTLBUF1_CP0_SEL |
 336                 BIT_XTLBUF1_AP_SEL |
 337                 0
 338         );
 339
 340         CHIP_REG_SET(REG_PMU_APB_MPLL_REL_CFG,
 341                 //BIT_MPLL_REF_SEL |
 342                 //BIT_MPLL_ARM7_SEL |
 343                 //BIT_MPLL_VCP1_SEL |
 344                 //BIT_MPLL_VCP0_SEL |
 345                 //BIT_MPLL_CP1_SEL |
 346                 //BIT_MPLL_CP0_SEL |
 347                 BIT_MPLL_AP_SEL |
 348                 0
 349         );
 350
 351         CHIP_REG_SET(REG_PMU_APB_DPLL_REL_CFG,
 352                 //BIT_DPLL_REF_SEL |
 353                 //BIT_DPLL_ARM7_SEL |
 354                 BIT_DPLL_VCP1_SEL |
 355                 //BIT_DPLL_VCP0_SEL |
 356                 //BIT_DPLL_CP1_SEL |
 357                 //BIT_DPLL_CP0_SEL |
 358                 BIT_DPLL_AP_SEL |
 359                 0
 360         );
 361
 362         CHIP_REG_SET(REG_PMU_APB_LTEPLL_REL_CFG,
 363                 (cp_on_sine1 ? BIT_LTEPLL_REF_SEL : 0) |
 364                 //BIT_LTEPLL_ARM7_SEL |
 365                 BIT_LTEPLL_VCP1_SEL |
 366                 //BIT_LTEPLL_VCP0_SEL |
 367                 //BIT_LTEPLL_CP1_SEL |
 368                 //BIT_LTEPLL_CP0_SEL |
 369                 //BIT_LTEPLL_AP_SEL |
 370                 0
 371         );
 372
 373         CHIP_REG_SET(REG_PMU_APB_TWPLL_REL_CFG,
 374                 (cp_on_sine1 ? BIT_TWPLL_REF_SEL : 0) |
 375                 BIT_TWPLL_ARM7_SEL |
 376                 BIT_TWPLL_VCP1_SEL |
 377                 //BIT_TWPLL_VCP0_SEL |
 378                 //BIT_TWPLL_CP1_SEL |
 379                 //BIT_TWPLL_CP0_SEL |
 380                 BIT_TWPLL_AP_SEL |
 381                 0
 382         );
 383
 384         CHIP_REG_SET(REG_PMU_APB_LVDSDIS_PLL_REL_CFG,
 385                 BIT_LVDSDIS_PLL_REF_SEL |
 386                 //BIT_LVDSDIS_PLL_ARM7_SEL |
 387                 //BIT_LVDSDIS_PLL_VCP1_SEL |
 388                 //BIT_LVDSDIS_PLL_VCP0_SEL |
 389                 //BIT_LVDSDIS_PLL_CP1_SEL |
 390                 //BIT_LVDSDIS_PLL_CP0_SEL |
 391                 //BIT_LVDSDIS_PLL_AP_SEL |
 392                 0
 393         );
 394
 395         CSP_Init(0x50001800);
 396 }