1312fec14SDave Airlie /* 2312fec14SDave Airlie * Copyright 2012 Red Hat Inc. 3312fec14SDave Airlie * 4312fec14SDave Airlie * Permission is hereby granted, free of charge, to any person obtaining a 5312fec14SDave Airlie * copy of this software and associated documentation files (the 6312fec14SDave Airlie * "Software"), to deal in the Software without restriction, including 7312fec14SDave Airlie * without limitation the rights to use, copy, modify, merge, publish, 8312fec14SDave Airlie * distribute, sub license, and/or sell copies of the Software, and to 9312fec14SDave Airlie * permit persons to whom the Software is furnished to do so, subject to 10312fec14SDave Airlie * the following conditions: 11312fec14SDave Airlie * 12312fec14SDave Airlie * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 13312fec14SDave Airlie * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 14312fec14SDave Airlie * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL 15312fec14SDave Airlie * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, 16312fec14SDave Airlie * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR 17312fec14SDave Airlie * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE 18312fec14SDave Airlie * USE OR OTHER DEALINGS IN THE SOFTWARE. 19312fec14SDave Airlie * 20312fec14SDave Airlie * The above copyright notice and this permission notice (including the 21312fec14SDave Airlie * next paragraph) shall be included in all copies or substantial portions 22312fec14SDave Airlie * of the Software. 23312fec14SDave Airlie * 24312fec14SDave Airlie */ 25312fec14SDave Airlie /* 26312fec14SDave Airlie * Authors: Dave Airlie <airlied@redhat.com> 27312fec14SDave Airlie */ 28312fec14SDave Airlie 29760285e7SDavid Howells #include <drm/drmP.h> 30312fec14SDave Airlie #include "ast_drv.h" 31312fec14SDave Airlie 32312fec14SDave Airlie #include "ast_dram_tables.h" 33312fec14SDave Airlie 34312fec14SDave Airlie static void ast_init_dram_2300(struct drm_device *dev); 35312fec14SDave Airlie 36312fec14SDave Airlie static void 37312fec14SDave Airlie ast_enable_vga(struct drm_device *dev) 38312fec14SDave Airlie { 39312fec14SDave Airlie struct ast_private *ast = dev->dev_private; 40312fec14SDave Airlie 41312fec14SDave Airlie ast_io_write8(ast, 0x43, 0x01); 42312fec14SDave Airlie ast_io_write8(ast, 0x42, 0x01); 43312fec14SDave Airlie } 44312fec14SDave Airlie 45312fec14SDave Airlie #if 0 /* will use later */ 46312fec14SDave Airlie static bool 47312fec14SDave Airlie ast_is_vga_enabled(struct drm_device *dev) 48312fec14SDave Airlie { 49312fec14SDave Airlie struct ast_private *ast = dev->dev_private; 50312fec14SDave Airlie u8 ch; 51312fec14SDave Airlie 52312fec14SDave Airlie if (ast->chip == AST1180) { 53312fec14SDave Airlie /* TODO 1180 */ 54312fec14SDave Airlie } else { 55312fec14SDave Airlie ch = ast_io_read8(ast, 0x43); 56312fec14SDave Airlie if (ch) { 57312fec14SDave Airlie ast_open_key(ast); 58312fec14SDave Airlie ch = ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xb6, 0xff); 59312fec14SDave Airlie return ch & 0x04; 60312fec14SDave Airlie } 61312fec14SDave Airlie } 62312fec14SDave Airlie return 0; 63312fec14SDave Airlie } 64312fec14SDave Airlie #endif 65312fec14SDave Airlie 66312fec14SDave Airlie static const u8 extreginfo[] = { 0x0f, 0x04, 0x1c, 0xff }; 67312fec14SDave Airlie static const u8 extreginfo_ast2300a0[] = { 0x0f, 0x04, 0x1c, 0xff }; 68312fec14SDave Airlie static const u8 extreginfo_ast2300[] = { 0x0f, 0x04, 0x1f, 0xff }; 69312fec14SDave Airlie 70312fec14SDave Airlie static void 71312fec14SDave Airlie ast_set_def_ext_reg(struct drm_device *dev) 72312fec14SDave Airlie { 73312fec14SDave Airlie struct ast_private *ast = dev->dev_private; 74312fec14SDave Airlie u8 i, index, reg; 75312fec14SDave Airlie const u8 *ext_reg_info; 76312fec14SDave Airlie 77312fec14SDave Airlie /* reset scratch */ 78312fec14SDave Airlie for (i = 0x81; i <= 0x8f; i++) 79312fec14SDave Airlie ast_set_index_reg(ast, AST_IO_CRTC_PORT, i, 0x00); 80312fec14SDave Airlie 811453bf4cSDave Airlie if (ast->chip == AST2300 || ast->chip == AST2400) { 82312fec14SDave Airlie if (dev->pdev->revision >= 0x20) 83312fec14SDave Airlie ext_reg_info = extreginfo_ast2300; 84312fec14SDave Airlie else 85312fec14SDave Airlie ext_reg_info = extreginfo_ast2300a0; 86312fec14SDave Airlie } else 87312fec14SDave Airlie ext_reg_info = extreginfo; 88312fec14SDave Airlie 89312fec14SDave Airlie index = 0xa0; 90312fec14SDave Airlie while (*ext_reg_info != 0xff) { 91312fec14SDave Airlie ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, index, 0x00, *ext_reg_info); 92312fec14SDave Airlie index++; 93312fec14SDave Airlie ext_reg_info++; 94312fec14SDave Airlie } 95312fec14SDave Airlie 96312fec14SDave Airlie /* disable standard IO/MEM decode if secondary */ 97312fec14SDave Airlie /* ast_set_index_reg-mask(ast, AST_IO_CRTC_PORT, 0xa1, 0xff, 0x3); */ 98312fec14SDave Airlie 99312fec14SDave Airlie /* Set Ext. Default */ 100312fec14SDave Airlie ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x8c, 0x00, 0x01); 101312fec14SDave Airlie ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xb7, 0x00, 0x00); 102312fec14SDave Airlie 103312fec14SDave Airlie /* Enable RAMDAC for A1 */ 104312fec14SDave Airlie reg = 0x04; 1051453bf4cSDave Airlie if (ast->chip == AST2300 || ast->chip == AST2400) 106312fec14SDave Airlie reg |= 0x20; 107312fec14SDave Airlie ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xb6, 0xff, reg); 108312fec14SDave Airlie } 109312fec14SDave Airlie 11083c6620bSDave Airlie u32 ast_mindwm(struct ast_private *ast, u32 r) 111312fec14SDave Airlie { 112318cfa29SDave Airlie uint32_t data; 113318cfa29SDave Airlie 114312fec14SDave Airlie ast_write32(ast, 0xf004, r & 0xffff0000); 115312fec14SDave Airlie ast_write32(ast, 0xf000, 0x1); 116312fec14SDave Airlie 117318cfa29SDave Airlie do { 118318cfa29SDave Airlie data = ast_read32(ast, 0xf004) & 0xffff0000; 119318cfa29SDave Airlie } while (data != (r & 0xffff0000)); 120312fec14SDave Airlie return ast_read32(ast, 0x10000 + (r & 0x0000ffff)); 121312fec14SDave Airlie } 122312fec14SDave Airlie 12383c6620bSDave Airlie void ast_moutdwm(struct ast_private *ast, u32 r, u32 v) 124312fec14SDave Airlie { 125318cfa29SDave Airlie uint32_t data; 126312fec14SDave Airlie ast_write32(ast, 0xf004, r & 0xffff0000); 127312fec14SDave Airlie ast_write32(ast, 0xf000, 0x1); 128318cfa29SDave Airlie do { 129318cfa29SDave Airlie data = ast_read32(ast, 0xf004) & 0xffff0000; 130318cfa29SDave Airlie } while (data != (r & 0xffff0000)); 131312fec14SDave Airlie ast_write32(ast, 0x10000 + (r & 0x0000ffff), v); 132312fec14SDave Airlie } 133312fec14SDave Airlie 134312fec14SDave Airlie /* 135312fec14SDave Airlie * AST2100/2150 DLL CBR Setting 136312fec14SDave Airlie */ 137312fec14SDave Airlie #define CBR_SIZE_AST2150 ((16 << 10) - 1) 138312fec14SDave Airlie #define CBR_PASSNUM_AST2150 5 139312fec14SDave Airlie #define CBR_THRESHOLD_AST2150 10 140312fec14SDave Airlie #define CBR_THRESHOLD2_AST2150 10 141312fec14SDave Airlie #define TIMEOUT_AST2150 5000000 142312fec14SDave Airlie 143312fec14SDave Airlie #define CBR_PATNUM_AST2150 8 144312fec14SDave Airlie 145312fec14SDave Airlie static const u32 pattern_AST2150[14] = { 146312fec14SDave Airlie 0xFF00FF00, 147312fec14SDave Airlie 0xCC33CC33, 148312fec14SDave Airlie 0xAA55AA55, 149312fec14SDave Airlie 0xFFFE0001, 150312fec14SDave Airlie 0x683501FE, 151312fec14SDave Airlie 0x0F1929B0, 152312fec14SDave Airlie 0x2D0B4346, 153312fec14SDave Airlie 0x60767F02, 154312fec14SDave Airlie 0x6FBE36A6, 155312fec14SDave Airlie 0x3A253035, 156312fec14SDave Airlie 0x3019686D, 157312fec14SDave Airlie 0x41C6167E, 158312fec14SDave Airlie 0x620152BF, 159312fec14SDave Airlie 0x20F050E0 160312fec14SDave Airlie }; 161312fec14SDave Airlie 162312fec14SDave Airlie static u32 mmctestburst2_ast2150(struct ast_private *ast, u32 datagen) 163312fec14SDave Airlie { 164312fec14SDave Airlie u32 data, timeout; 165312fec14SDave Airlie 1660e5ce924SDave Airlie ast_moutdwm(ast, 0x1e6e0070, 0x00000000); 1670e5ce924SDave Airlie ast_moutdwm(ast, 0x1e6e0070, 0x00000001 | (datagen << 3)); 168312fec14SDave Airlie timeout = 0; 169312fec14SDave Airlie do { 1700e5ce924SDave Airlie data = ast_mindwm(ast, 0x1e6e0070) & 0x40; 171312fec14SDave Airlie if (++timeout > TIMEOUT_AST2150) { 1720e5ce924SDave Airlie ast_moutdwm(ast, 0x1e6e0070, 0x00000000); 173312fec14SDave Airlie return 0xffffffff; 174312fec14SDave Airlie } 175312fec14SDave Airlie } while (!data); 1760e5ce924SDave Airlie ast_moutdwm(ast, 0x1e6e0070, 0x00000000); 1770e5ce924SDave Airlie ast_moutdwm(ast, 0x1e6e0070, 0x00000003 | (datagen << 3)); 178312fec14SDave Airlie timeout = 0; 179312fec14SDave Airlie do { 1800e5ce924SDave Airlie data = ast_mindwm(ast, 0x1e6e0070) & 0x40; 181312fec14SDave Airlie if (++timeout > TIMEOUT_AST2150) { 1820e5ce924SDave Airlie ast_moutdwm(ast, 0x1e6e0070, 0x00000000); 183312fec14SDave Airlie return 0xffffffff; 184312fec14SDave Airlie } 185312fec14SDave Airlie } while (!data); 1860e5ce924SDave Airlie data = (ast_mindwm(ast, 0x1e6e0070) & 0x80) >> 7; 1870e5ce924SDave Airlie ast_moutdwm(ast, 0x1e6e0070, 0x00000000); 188312fec14SDave Airlie return data; 189312fec14SDave Airlie } 190312fec14SDave Airlie 191312fec14SDave Airlie #if 0 /* unused in DDX driver - here for completeness */ 192312fec14SDave Airlie static u32 mmctestsingle2_ast2150(struct ast_private *ast, u32 datagen) 193312fec14SDave Airlie { 194312fec14SDave Airlie u32 data, timeout; 195312fec14SDave Airlie 1960e5ce924SDave Airlie ast_moutdwm(ast, 0x1e6e0070, 0x00000000); 1970e5ce924SDave Airlie ast_moutdwm(ast, 0x1e6e0070, 0x00000005 | (datagen << 3)); 198312fec14SDave Airlie timeout = 0; 199312fec14SDave Airlie do { 2000e5ce924SDave Airlie data = ast_mindwm(ast, 0x1e6e0070) & 0x40; 201312fec14SDave Airlie if (++timeout > TIMEOUT_AST2150) { 2020e5ce924SDave Airlie ast_moutdwm(ast, 0x1e6e0070, 0x00000000); 203312fec14SDave Airlie return 0xffffffff; 204312fec14SDave Airlie } 205312fec14SDave Airlie } while (!data); 2060e5ce924SDave Airlie data = (ast_mindwm(ast, 0x1e6e0070) & 0x80) >> 7; 2070e5ce924SDave Airlie ast_moutdwm(ast, 0x1e6e0070, 0x00000000); 208312fec14SDave Airlie return data; 209312fec14SDave Airlie } 210312fec14SDave Airlie #endif 211312fec14SDave Airlie 212312fec14SDave Airlie static int cbrtest_ast2150(struct ast_private *ast) 213312fec14SDave Airlie { 214312fec14SDave Airlie int i; 215312fec14SDave Airlie 216312fec14SDave Airlie for (i = 0; i < 8; i++) 217312fec14SDave Airlie if (mmctestburst2_ast2150(ast, i)) 218312fec14SDave Airlie return 0; 219312fec14SDave Airlie return 1; 220312fec14SDave Airlie } 221312fec14SDave Airlie 222312fec14SDave Airlie static int cbrscan_ast2150(struct ast_private *ast, int busw) 223312fec14SDave Airlie { 224312fec14SDave Airlie u32 patcnt, loop; 225312fec14SDave Airlie 226312fec14SDave Airlie for (patcnt = 0; patcnt < CBR_PATNUM_AST2150; patcnt++) { 2270e5ce924SDave Airlie ast_moutdwm(ast, 0x1e6e007c, pattern_AST2150[patcnt]); 228312fec14SDave Airlie for (loop = 0; loop < CBR_PASSNUM_AST2150; loop++) { 229312fec14SDave Airlie if (cbrtest_ast2150(ast)) 230312fec14SDave Airlie break; 231312fec14SDave Airlie } 232312fec14SDave Airlie if (loop == CBR_PASSNUM_AST2150) 233312fec14SDave Airlie return 0; 234312fec14SDave Airlie } 235312fec14SDave Airlie return 1; 236312fec14SDave Airlie } 237312fec14SDave Airlie 238312fec14SDave Airlie 239312fec14SDave Airlie static void cbrdlli_ast2150(struct ast_private *ast, int busw) 240312fec14SDave Airlie { 241312fec14SDave Airlie u32 dll_min[4], dll_max[4], dlli, data, passcnt; 242312fec14SDave Airlie 243312fec14SDave Airlie cbr_start: 244312fec14SDave Airlie dll_min[0] = dll_min[1] = dll_min[2] = dll_min[3] = 0xff; 245312fec14SDave Airlie dll_max[0] = dll_max[1] = dll_max[2] = dll_max[3] = 0x0; 246312fec14SDave Airlie passcnt = 0; 247312fec14SDave Airlie 248312fec14SDave Airlie for (dlli = 0; dlli < 100; dlli++) { 2490e5ce924SDave Airlie ast_moutdwm(ast, 0x1e6e0068, dlli | (dlli << 8) | (dlli << 16) | (dlli << 24)); 250312fec14SDave Airlie data = cbrscan_ast2150(ast, busw); 251312fec14SDave Airlie if (data != 0) { 252312fec14SDave Airlie if (data & 0x1) { 253312fec14SDave Airlie if (dll_min[0] > dlli) 254312fec14SDave Airlie dll_min[0] = dlli; 255312fec14SDave Airlie if (dll_max[0] < dlli) 256312fec14SDave Airlie dll_max[0] = dlli; 257312fec14SDave Airlie } 258312fec14SDave Airlie passcnt++; 259312fec14SDave Airlie } else if (passcnt >= CBR_THRESHOLD_AST2150) 260312fec14SDave Airlie goto cbr_start; 261312fec14SDave Airlie } 262312fec14SDave Airlie if (dll_max[0] == 0 || (dll_max[0]-dll_min[0]) < CBR_THRESHOLD_AST2150) 263312fec14SDave Airlie goto cbr_start; 264312fec14SDave Airlie 265312fec14SDave Airlie dlli = dll_min[0] + (((dll_max[0] - dll_min[0]) * 7) >> 4); 2660e5ce924SDave Airlie ast_moutdwm(ast, 0x1e6e0068, dlli | (dlli << 8) | (dlli << 16) | (dlli << 24)); 267312fec14SDave Airlie } 268312fec14SDave Airlie 269312fec14SDave Airlie 270312fec14SDave Airlie 271312fec14SDave Airlie static void ast_init_dram_reg(struct drm_device *dev) 272312fec14SDave Airlie { 273312fec14SDave Airlie struct ast_private *ast = dev->dev_private; 274312fec14SDave Airlie u8 j; 275312fec14SDave Airlie u32 data, temp, i; 276312fec14SDave Airlie const struct ast_dramstruct *dram_reg_info; 277312fec14SDave Airlie 278312fec14SDave Airlie j = ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xd0, 0xff); 279312fec14SDave Airlie 280312fec14SDave Airlie if ((j & 0x80) == 0) { /* VGA only */ 281312fec14SDave Airlie if (ast->chip == AST2000) { 282312fec14SDave Airlie dram_reg_info = ast2000_dram_table_data; 283312fec14SDave Airlie ast_write32(ast, 0xf004, 0x1e6e0000); 284312fec14SDave Airlie ast_write32(ast, 0xf000, 0x1); 285312fec14SDave Airlie ast_write32(ast, 0x10100, 0xa8); 286312fec14SDave Airlie 287312fec14SDave Airlie do { 288312fec14SDave Airlie ; 289312fec14SDave Airlie } while (ast_read32(ast, 0x10100) != 0xa8); 290312fec14SDave Airlie } else {/* AST2100/1100 */ 291312fec14SDave Airlie if (ast->chip == AST2100 || ast->chip == 2200) 292312fec14SDave Airlie dram_reg_info = ast2100_dram_table_data; 293312fec14SDave Airlie else 294312fec14SDave Airlie dram_reg_info = ast1100_dram_table_data; 295312fec14SDave Airlie 296312fec14SDave Airlie ast_write32(ast, 0xf004, 0x1e6e0000); 297312fec14SDave Airlie ast_write32(ast, 0xf000, 0x1); 298312fec14SDave Airlie ast_write32(ast, 0x12000, 0x1688A8A8); 299312fec14SDave Airlie do { 300312fec14SDave Airlie ; 301312fec14SDave Airlie } while (ast_read32(ast, 0x12000) != 0x01); 302312fec14SDave Airlie 303312fec14SDave Airlie ast_write32(ast, 0x10000, 0xfc600309); 304312fec14SDave Airlie do { 305312fec14SDave Airlie ; 306312fec14SDave Airlie } while (ast_read32(ast, 0x10000) != 0x01); 307312fec14SDave Airlie } 308312fec14SDave Airlie 309312fec14SDave Airlie while (dram_reg_info->index != 0xffff) { 310312fec14SDave Airlie if (dram_reg_info->index == 0xff00) {/* delay fn */ 311312fec14SDave Airlie for (i = 0; i < 15; i++) 312312fec14SDave Airlie udelay(dram_reg_info->data); 313312fec14SDave Airlie } else if (dram_reg_info->index == 0x4 && ast->chip != AST2000) { 314312fec14SDave Airlie data = dram_reg_info->data; 315312fec14SDave Airlie if (ast->dram_type == AST_DRAM_1Gx16) 316312fec14SDave Airlie data = 0x00000d89; 317312fec14SDave Airlie else if (ast->dram_type == AST_DRAM_1Gx32) 318312fec14SDave Airlie data = 0x00000c8d; 319312fec14SDave Airlie 320312fec14SDave Airlie temp = ast_read32(ast, 0x12070); 321312fec14SDave Airlie temp &= 0xc; 322312fec14SDave Airlie temp <<= 2; 323312fec14SDave Airlie ast_write32(ast, 0x10000 + dram_reg_info->index, data | temp); 324312fec14SDave Airlie } else 325312fec14SDave Airlie ast_write32(ast, 0x10000 + dram_reg_info->index, dram_reg_info->data); 326312fec14SDave Airlie dram_reg_info++; 327312fec14SDave Airlie } 328312fec14SDave Airlie 329312fec14SDave Airlie /* AST 2100/2150 DRAM calibration */ 330312fec14SDave Airlie data = ast_read32(ast, 0x10120); 331312fec14SDave Airlie if (data == 0x5061) { /* 266Mhz */ 332312fec14SDave Airlie data = ast_read32(ast, 0x10004); 333312fec14SDave Airlie if (data & 0x40) 334312fec14SDave Airlie cbrdlli_ast2150(ast, 16); /* 16 bits */ 335312fec14SDave Airlie else 336312fec14SDave Airlie cbrdlli_ast2150(ast, 32); /* 32 bits */ 337312fec14SDave Airlie } 338312fec14SDave Airlie 339312fec14SDave Airlie switch (ast->chip) { 340312fec14SDave Airlie case AST2000: 341312fec14SDave Airlie temp = ast_read32(ast, 0x10140); 342312fec14SDave Airlie ast_write32(ast, 0x10140, temp | 0x40); 343312fec14SDave Airlie break; 344312fec14SDave Airlie case AST1100: 345312fec14SDave Airlie case AST2100: 346312fec14SDave Airlie case AST2200: 347312fec14SDave Airlie case AST2150: 348312fec14SDave Airlie temp = ast_read32(ast, 0x1200c); 349312fec14SDave Airlie ast_write32(ast, 0x1200c, temp & 0xfffffffd); 350312fec14SDave Airlie temp = ast_read32(ast, 0x12040); 351312fec14SDave Airlie ast_write32(ast, 0x12040, temp | 0x40); 352312fec14SDave Airlie break; 353312fec14SDave Airlie default: 354312fec14SDave Airlie break; 355312fec14SDave Airlie } 356312fec14SDave Airlie } 357312fec14SDave Airlie 358312fec14SDave Airlie /* wait ready */ 359312fec14SDave Airlie do { 360312fec14SDave Airlie j = ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xd0, 0xff); 361312fec14SDave Airlie } while ((j & 0x40) == 0); 362312fec14SDave Airlie } 363312fec14SDave Airlie 364312fec14SDave Airlie void ast_post_gpu(struct drm_device *dev) 365312fec14SDave Airlie { 366312fec14SDave Airlie u32 reg; 367312fec14SDave Airlie struct ast_private *ast = dev->dev_private; 368312fec14SDave Airlie 369312fec14SDave Airlie pci_read_config_dword(ast->dev->pdev, 0x04, ®); 370312fec14SDave Airlie reg |= 0x3; 371312fec14SDave Airlie pci_write_config_dword(ast->dev->pdev, 0x04, reg); 372312fec14SDave Airlie 373312fec14SDave Airlie ast_enable_vga(dev); 374312fec14SDave Airlie ast_open_key(ast); 375312fec14SDave Airlie ast_set_def_ext_reg(dev); 376312fec14SDave Airlie 3771453bf4cSDave Airlie if (ast->chip == AST2300 || ast->chip == AST2400) 378312fec14SDave Airlie ast_init_dram_2300(dev); 379312fec14SDave Airlie else 380312fec14SDave Airlie ast_init_dram_reg(dev); 38183c6620bSDave Airlie 38283c6620bSDave Airlie ast_init_3rdtx(dev); 383312fec14SDave Airlie } 384312fec14SDave Airlie 385312fec14SDave Airlie /* AST 2300 DRAM settings */ 386312fec14SDave Airlie #define AST_DDR3 0 387312fec14SDave Airlie #define AST_DDR2 1 388312fec14SDave Airlie 389312fec14SDave Airlie struct ast2300_dram_param { 390312fec14SDave Airlie u32 dram_type; 391312fec14SDave Airlie u32 dram_chipid; 392312fec14SDave Airlie u32 dram_freq; 393312fec14SDave Airlie u32 vram_size; 394312fec14SDave Airlie u32 odt; 395312fec14SDave Airlie u32 wodt; 396312fec14SDave Airlie u32 rodt; 397312fec14SDave Airlie u32 dram_config; 398312fec14SDave Airlie u32 reg_PERIOD; 399312fec14SDave Airlie u32 reg_MADJ; 400312fec14SDave Airlie u32 reg_SADJ; 401312fec14SDave Airlie u32 reg_MRS; 402312fec14SDave Airlie u32 reg_EMRS; 403312fec14SDave Airlie u32 reg_AC1; 404312fec14SDave Airlie u32 reg_AC2; 405312fec14SDave Airlie u32 reg_DQSIC; 406312fec14SDave Airlie u32 reg_DRV; 407312fec14SDave Airlie u32 reg_IOZ; 408312fec14SDave Airlie u32 reg_DQIDLY; 409312fec14SDave Airlie u32 reg_FREQ; 410312fec14SDave Airlie u32 madj_max; 411312fec14SDave Airlie u32 dll2_finetune_step; 412312fec14SDave Airlie }; 413312fec14SDave Airlie 414312fec14SDave Airlie /* 415312fec14SDave Airlie * DQSI DLL CBR Setting 416312fec14SDave Airlie */ 417318cfa29SDave Airlie #define CBR_SIZE0 ((1 << 10) - 1) 418312fec14SDave Airlie #define CBR_SIZE1 ((4 << 10) - 1) 419312fec14SDave Airlie #define CBR_SIZE2 ((64 << 10) - 1) 420312fec14SDave Airlie #define CBR_PASSNUM 5 421312fec14SDave Airlie #define CBR_PASSNUM2 5 422312fec14SDave Airlie #define CBR_THRESHOLD 10 423312fec14SDave Airlie #define CBR_THRESHOLD2 10 424312fec14SDave Airlie #define TIMEOUT 5000000 425312fec14SDave Airlie #define CBR_PATNUM 8 426312fec14SDave Airlie 427312fec14SDave Airlie static const u32 pattern[8] = { 428312fec14SDave Airlie 0xFF00FF00, 429312fec14SDave Airlie 0xCC33CC33, 430312fec14SDave Airlie 0xAA55AA55, 431312fec14SDave Airlie 0x88778877, 432312fec14SDave Airlie 0x92CC4D6E, 433312fec14SDave Airlie 0x543D3CDE, 434312fec14SDave Airlie 0xF1E843C7, 435312fec14SDave Airlie 0x7C61D253 436312fec14SDave Airlie }; 437312fec14SDave Airlie 438312fec14SDave Airlie static int mmc_test_burst(struct ast_private *ast, u32 datagen) 439312fec14SDave Airlie { 440312fec14SDave Airlie u32 data, timeout; 441312fec14SDave Airlie 4420e5ce924SDave Airlie ast_moutdwm(ast, 0x1e6e0070, 0x00000000); 4430e5ce924SDave Airlie ast_moutdwm(ast, 0x1e6e0070, 0x000000c1 | (datagen << 3)); 444312fec14SDave Airlie timeout = 0; 445312fec14SDave Airlie do { 4460e5ce924SDave Airlie data = ast_mindwm(ast, 0x1e6e0070) & 0x3000; 447312fec14SDave Airlie if (data & 0x2000) { 448312fec14SDave Airlie return 0; 449312fec14SDave Airlie } 450312fec14SDave Airlie if (++timeout > TIMEOUT) { 4510e5ce924SDave Airlie ast_moutdwm(ast, 0x1e6e0070, 0x00000000); 452312fec14SDave Airlie return 0; 453312fec14SDave Airlie } 454312fec14SDave Airlie } while (!data); 4550e5ce924SDave Airlie ast_moutdwm(ast, 0x1e6e0070, 0x00000000); 456312fec14SDave Airlie return 1; 457312fec14SDave Airlie } 458312fec14SDave Airlie 459312fec14SDave Airlie static int mmc_test_burst2(struct ast_private *ast, u32 datagen) 460312fec14SDave Airlie { 461312fec14SDave Airlie u32 data, timeout; 462312fec14SDave Airlie 4630e5ce924SDave Airlie ast_moutdwm(ast, 0x1e6e0070, 0x00000000); 4640e5ce924SDave Airlie ast_moutdwm(ast, 0x1e6e0070, 0x00000041 | (datagen << 3)); 465312fec14SDave Airlie timeout = 0; 466312fec14SDave Airlie do { 4670e5ce924SDave Airlie data = ast_mindwm(ast, 0x1e6e0070) & 0x1000; 468312fec14SDave Airlie if (++timeout > TIMEOUT) { 4690e5ce924SDave Airlie ast_moutdwm(ast, 0x1e6e0070, 0x0); 470312fec14SDave Airlie return -1; 471312fec14SDave Airlie } 472312fec14SDave Airlie } while (!data); 4730e5ce924SDave Airlie data = ast_mindwm(ast, 0x1e6e0078); 474312fec14SDave Airlie data = (data | (data >> 16)) & 0xffff; 4750e5ce924SDave Airlie ast_moutdwm(ast, 0x1e6e0070, 0x0); 476312fec14SDave Airlie return data; 477312fec14SDave Airlie } 478312fec14SDave Airlie 479312fec14SDave Airlie static int mmc_test_single(struct ast_private *ast, u32 datagen) 480312fec14SDave Airlie { 481312fec14SDave Airlie u32 data, timeout; 482312fec14SDave Airlie 4830e5ce924SDave Airlie ast_moutdwm(ast, 0x1e6e0070, 0x00000000); 4840e5ce924SDave Airlie ast_moutdwm(ast, 0x1e6e0070, 0x000000c5 | (datagen << 3)); 485312fec14SDave Airlie timeout = 0; 486312fec14SDave Airlie do { 4870e5ce924SDave Airlie data = ast_mindwm(ast, 0x1e6e0070) & 0x3000; 488312fec14SDave Airlie if (data & 0x2000) 489312fec14SDave Airlie return 0; 490312fec14SDave Airlie if (++timeout > TIMEOUT) { 4910e5ce924SDave Airlie ast_moutdwm(ast, 0x1e6e0070, 0x0); 492312fec14SDave Airlie return 0; 493312fec14SDave Airlie } 494312fec14SDave Airlie } while (!data); 4950e5ce924SDave Airlie ast_moutdwm(ast, 0x1e6e0070, 0x0); 496312fec14SDave Airlie return 1; 497312fec14SDave Airlie } 498312fec14SDave Airlie 499312fec14SDave Airlie static int mmc_test_single2(struct ast_private *ast, u32 datagen) 500312fec14SDave Airlie { 501312fec14SDave Airlie u32 data, timeout; 502312fec14SDave Airlie 5030e5ce924SDave Airlie ast_moutdwm(ast, 0x1e6e0070, 0x00000000); 5040e5ce924SDave Airlie ast_moutdwm(ast, 0x1e6e0070, 0x00000005 | (datagen << 3)); 505312fec14SDave Airlie timeout = 0; 506312fec14SDave Airlie do { 5070e5ce924SDave Airlie data = ast_mindwm(ast, 0x1e6e0070) & 0x1000; 508312fec14SDave Airlie if (++timeout > TIMEOUT) { 5090e5ce924SDave Airlie ast_moutdwm(ast, 0x1e6e0070, 0x0); 510312fec14SDave Airlie return -1; 511312fec14SDave Airlie } 512312fec14SDave Airlie } while (!data); 5130e5ce924SDave Airlie data = ast_mindwm(ast, 0x1e6e0078); 514312fec14SDave Airlie data = (data | (data >> 16)) & 0xffff; 5150e5ce924SDave Airlie ast_moutdwm(ast, 0x1e6e0070, 0x0); 516312fec14SDave Airlie return data; 517312fec14SDave Airlie } 518312fec14SDave Airlie 519312fec14SDave Airlie static int cbr_test(struct ast_private *ast) 520312fec14SDave Airlie { 521312fec14SDave Airlie u32 data; 522312fec14SDave Airlie int i; 523312fec14SDave Airlie data = mmc_test_single2(ast, 0); 524312fec14SDave Airlie if ((data & 0xff) && (data & 0xff00)) 525312fec14SDave Airlie return 0; 526312fec14SDave Airlie for (i = 0; i < 8; i++) { 527312fec14SDave Airlie data = mmc_test_burst2(ast, i); 528312fec14SDave Airlie if ((data & 0xff) && (data & 0xff00)) 529312fec14SDave Airlie return 0; 530312fec14SDave Airlie } 531312fec14SDave Airlie if (!data) 532312fec14SDave Airlie return 3; 533312fec14SDave Airlie else if (data & 0xff) 534312fec14SDave Airlie return 2; 535312fec14SDave Airlie return 1; 536312fec14SDave Airlie } 537312fec14SDave Airlie 538312fec14SDave Airlie static int cbr_scan(struct ast_private *ast) 539312fec14SDave Airlie { 540312fec14SDave Airlie u32 data, data2, patcnt, loop; 541312fec14SDave Airlie 542312fec14SDave Airlie data2 = 3; 543312fec14SDave Airlie for (patcnt = 0; patcnt < CBR_PATNUM; patcnt++) { 5440e5ce924SDave Airlie ast_moutdwm(ast, 0x1e6e007c, pattern[patcnt]); 545312fec14SDave Airlie for (loop = 0; loop < CBR_PASSNUM2; loop++) { 546312fec14SDave Airlie if ((data = cbr_test(ast)) != 0) { 547312fec14SDave Airlie data2 &= data; 548312fec14SDave Airlie if (!data2) 549312fec14SDave Airlie return 0; 550312fec14SDave Airlie break; 551312fec14SDave Airlie } 552312fec14SDave Airlie } 553312fec14SDave Airlie if (loop == CBR_PASSNUM2) 554312fec14SDave Airlie return 0; 555312fec14SDave Airlie } 556312fec14SDave Airlie return data2; 557312fec14SDave Airlie } 558312fec14SDave Airlie 559312fec14SDave Airlie static u32 cbr_test2(struct ast_private *ast) 560312fec14SDave Airlie { 561312fec14SDave Airlie u32 data; 562312fec14SDave Airlie 563312fec14SDave Airlie data = mmc_test_burst2(ast, 0); 564312fec14SDave Airlie if (data == 0xffff) 565312fec14SDave Airlie return 0; 566312fec14SDave Airlie data |= mmc_test_single2(ast, 0); 567312fec14SDave Airlie if (data == 0xffff) 568312fec14SDave Airlie return 0; 569312fec14SDave Airlie 570312fec14SDave Airlie return ~data & 0xffff; 571312fec14SDave Airlie } 572312fec14SDave Airlie 573312fec14SDave Airlie static u32 cbr_scan2(struct ast_private *ast) 574312fec14SDave Airlie { 575312fec14SDave Airlie u32 data, data2, patcnt, loop; 576312fec14SDave Airlie 577312fec14SDave Airlie data2 = 0xffff; 578312fec14SDave Airlie for (patcnt = 0; patcnt < CBR_PATNUM; patcnt++) { 5790e5ce924SDave Airlie ast_moutdwm(ast, 0x1e6e007c, pattern[patcnt]); 580312fec14SDave Airlie for (loop = 0; loop < CBR_PASSNUM2; loop++) { 581312fec14SDave Airlie if ((data = cbr_test2(ast)) != 0) { 582312fec14SDave Airlie data2 &= data; 583312fec14SDave Airlie if (!data) 584312fec14SDave Airlie return 0; 585312fec14SDave Airlie break; 586312fec14SDave Airlie } 587312fec14SDave Airlie } 588312fec14SDave Airlie if (loop == CBR_PASSNUM2) 589312fec14SDave Airlie return 0; 590312fec14SDave Airlie } 591312fec14SDave Airlie return data2; 592312fec14SDave Airlie } 593312fec14SDave Airlie 594318cfa29SDave Airlie static u32 cbr_test3(struct ast_private *ast) 595312fec14SDave Airlie { 596318cfa29SDave Airlie if (!mmc_test_burst(ast, 0)) 597318cfa29SDave Airlie return 0; 598318cfa29SDave Airlie if (!mmc_test_single(ast, 0)) 599318cfa29SDave Airlie return 0; 600318cfa29SDave Airlie return 1; 601318cfa29SDave Airlie } 602312fec14SDave Airlie 603318cfa29SDave Airlie static u32 cbr_scan3(struct ast_private *ast) 604318cfa29SDave Airlie { 605318cfa29SDave Airlie u32 patcnt, loop; 606312fec14SDave Airlie 607318cfa29SDave Airlie for (patcnt = 0; patcnt < CBR_PATNUM; patcnt++) { 6080e5ce924SDave Airlie ast_moutdwm(ast, 0x1e6e007c, pattern[patcnt]); 609318cfa29SDave Airlie for (loop = 0; loop < 2; loop++) { 610318cfa29SDave Airlie if (cbr_test3(ast)) 611312fec14SDave Airlie break; 612312fec14SDave Airlie } 613318cfa29SDave Airlie if (loop == 2) 614318cfa29SDave Airlie return 0; 615312fec14SDave Airlie } 616318cfa29SDave Airlie return 1; 617312fec14SDave Airlie } 618312fec14SDave Airlie 619318cfa29SDave Airlie static bool finetuneDQI_L(struct ast_private *ast, struct ast2300_dram_param *param) 620312fec14SDave Airlie { 621318cfa29SDave Airlie u32 gold_sadj[2], dllmin[16], dllmax[16], dlli, data, cnt, mask, passcnt, retry = 0; 622318cfa29SDave Airlie bool status = false; 623312fec14SDave Airlie FINETUNE_START: 624312fec14SDave Airlie for (cnt = 0; cnt < 16; cnt++) { 625312fec14SDave Airlie dllmin[cnt] = 0xff; 626312fec14SDave Airlie dllmax[cnt] = 0x0; 627312fec14SDave Airlie } 628312fec14SDave Airlie passcnt = 0; 629312fec14SDave Airlie for (dlli = 0; dlli < 76; dlli++) { 6300e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0068, 0x00001400 | (dlli << 16) | (dlli << 24)); 6310e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0074, CBR_SIZE1); 632312fec14SDave Airlie data = cbr_scan2(ast); 633312fec14SDave Airlie if (data != 0) { 634312fec14SDave Airlie mask = 0x00010001; 635312fec14SDave Airlie for (cnt = 0; cnt < 16; cnt++) { 636312fec14SDave Airlie if (data & mask) { 637312fec14SDave Airlie if (dllmin[cnt] > dlli) { 638312fec14SDave Airlie dllmin[cnt] = dlli; 639312fec14SDave Airlie } 640312fec14SDave Airlie if (dllmax[cnt] < dlli) { 641312fec14SDave Airlie dllmax[cnt] = dlli; 642312fec14SDave Airlie } 643312fec14SDave Airlie } 644312fec14SDave Airlie mask <<= 1; 645312fec14SDave Airlie } 646312fec14SDave Airlie passcnt++; 647312fec14SDave Airlie } else if (passcnt >= CBR_THRESHOLD2) { 648312fec14SDave Airlie break; 649312fec14SDave Airlie } 650312fec14SDave Airlie } 651312fec14SDave Airlie gold_sadj[0] = 0x0; 652312fec14SDave Airlie passcnt = 0; 653312fec14SDave Airlie for (cnt = 0; cnt < 16; cnt++) { 654312fec14SDave Airlie if ((dllmax[cnt] > dllmin[cnt]) && ((dllmax[cnt] - dllmin[cnt]) >= CBR_THRESHOLD2)) { 655312fec14SDave Airlie gold_sadj[0] += dllmin[cnt]; 656312fec14SDave Airlie passcnt++; 657312fec14SDave Airlie } 658312fec14SDave Airlie } 659318cfa29SDave Airlie if (retry++ > 10) 660318cfa29SDave Airlie goto FINETUNE_DONE; 661312fec14SDave Airlie if (passcnt != 16) { 662312fec14SDave Airlie goto FINETUNE_START; 663312fec14SDave Airlie } 664318cfa29SDave Airlie status = true; 665318cfa29SDave Airlie FINETUNE_DONE: 666312fec14SDave Airlie gold_sadj[0] = gold_sadj[0] >> 4; 667312fec14SDave Airlie gold_sadj[1] = gold_sadj[0]; 668312fec14SDave Airlie 669312fec14SDave Airlie data = 0; 670312fec14SDave Airlie for (cnt = 0; cnt < 8; cnt++) { 671312fec14SDave Airlie data >>= 3; 672312fec14SDave Airlie if ((dllmax[cnt] > dllmin[cnt]) && ((dllmax[cnt] - dllmin[cnt]) >= CBR_THRESHOLD2)) { 673312fec14SDave Airlie dlli = dllmin[cnt]; 674312fec14SDave Airlie if (gold_sadj[0] >= dlli) { 675312fec14SDave Airlie dlli = ((gold_sadj[0] - dlli) * 19) >> 5; 676312fec14SDave Airlie if (dlli > 3) { 677312fec14SDave Airlie dlli = 3; 678312fec14SDave Airlie } 679312fec14SDave Airlie } else { 680312fec14SDave Airlie dlli = ((dlli - gold_sadj[0]) * 19) >> 5; 681312fec14SDave Airlie if (dlli > 4) { 682312fec14SDave Airlie dlli = 4; 683312fec14SDave Airlie } 684312fec14SDave Airlie dlli = (8 - dlli) & 0x7; 685312fec14SDave Airlie } 686312fec14SDave Airlie data |= dlli << 21; 687312fec14SDave Airlie } 688312fec14SDave Airlie } 6890e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0080, data); 690312fec14SDave Airlie 691312fec14SDave Airlie data = 0; 692312fec14SDave Airlie for (cnt = 8; cnt < 16; cnt++) { 693312fec14SDave Airlie data >>= 3; 694312fec14SDave Airlie if ((dllmax[cnt] > dllmin[cnt]) && ((dllmax[cnt] - dllmin[cnt]) >= CBR_THRESHOLD2)) { 695312fec14SDave Airlie dlli = dllmin[cnt]; 696312fec14SDave Airlie if (gold_sadj[1] >= dlli) { 697312fec14SDave Airlie dlli = ((gold_sadj[1] - dlli) * 19) >> 5; 698312fec14SDave Airlie if (dlli > 3) { 699312fec14SDave Airlie dlli = 3; 700312fec14SDave Airlie } else { 701312fec14SDave Airlie dlli = (dlli - 1) & 0x7; 702312fec14SDave Airlie } 703312fec14SDave Airlie } else { 704312fec14SDave Airlie dlli = ((dlli - gold_sadj[1]) * 19) >> 5; 705312fec14SDave Airlie dlli += 1; 706312fec14SDave Airlie if (dlli > 4) { 707312fec14SDave Airlie dlli = 4; 708312fec14SDave Airlie } 709312fec14SDave Airlie dlli = (8 - dlli) & 0x7; 710312fec14SDave Airlie } 711312fec14SDave Airlie data |= dlli << 21; 712312fec14SDave Airlie } 713312fec14SDave Airlie } 7140e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0084, data); 715318cfa29SDave Airlie return status; 716312fec14SDave Airlie } /* finetuneDQI_L */ 717312fec14SDave Airlie 718318cfa29SDave Airlie static void finetuneDQSI(struct ast_private *ast) 719312fec14SDave Airlie { 720318cfa29SDave Airlie u32 dlli, dqsip, dqidly; 721318cfa29SDave Airlie u32 reg_mcr18, reg_mcr0c, passcnt[2], diff; 722318cfa29SDave Airlie u32 g_dqidly, g_dqsip, g_margin, g_side; 723318cfa29SDave Airlie u16 pass[32][2][2]; 724318cfa29SDave Airlie char tag[2][76]; 725312fec14SDave Airlie 726318cfa29SDave Airlie /* Disable DQI CBR */ 7270e5ce924SDave Airlie reg_mcr0c = ast_mindwm(ast, 0x1E6E000C); 7280e5ce924SDave Airlie reg_mcr18 = ast_mindwm(ast, 0x1E6E0018); 729318cfa29SDave Airlie reg_mcr18 &= 0x0000ffff; 7300e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0018, reg_mcr18); 731318cfa29SDave Airlie 732312fec14SDave Airlie for (dlli = 0; dlli < 76; dlli++) { 733318cfa29SDave Airlie tag[0][dlli] = 0x0; 734318cfa29SDave Airlie tag[1][dlli] = 0x0; 735312fec14SDave Airlie } 736318cfa29SDave Airlie for (dqidly = 0; dqidly < 32; dqidly++) { 737318cfa29SDave Airlie pass[dqidly][0][0] = 0xff; 738318cfa29SDave Airlie pass[dqidly][0][1] = 0x0; 739318cfa29SDave Airlie pass[dqidly][1][0] = 0xff; 740318cfa29SDave Airlie pass[dqidly][1][1] = 0x0; 741312fec14SDave Airlie } 742318cfa29SDave Airlie for (dqidly = 0; dqidly < 32; dqidly++) { 743318cfa29SDave Airlie passcnt[0] = passcnt[1] = 0; 744318cfa29SDave Airlie for (dqsip = 0; dqsip < 2; dqsip++) { 7450e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E000C, 0); 7460e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0018, reg_mcr18 | (dqidly << 16) | (dqsip << 23)); 7470e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E000C, reg_mcr0c); 748318cfa29SDave Airlie for (dlli = 0; dlli < 76; dlli++) { 7490e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0068, 0x00001300 | (dlli << 16) | (dlli << 24)); 7500e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0070, 0); 7510e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0074, CBR_SIZE0); 752318cfa29SDave Airlie if (cbr_scan3(ast)) { 753318cfa29SDave Airlie if (dlli == 0) 754312fec14SDave Airlie break; 755318cfa29SDave Airlie passcnt[dqsip]++; 756318cfa29SDave Airlie tag[dqsip][dlli] = 'P'; 757318cfa29SDave Airlie if (dlli < pass[dqidly][dqsip][0]) 758318cfa29SDave Airlie pass[dqidly][dqsip][0] = (u16) dlli; 759318cfa29SDave Airlie if (dlli > pass[dqidly][dqsip][1]) 760318cfa29SDave Airlie pass[dqidly][dqsip][1] = (u16) dlli; 761318cfa29SDave Airlie } else if (passcnt[dqsip] >= 5) 762318cfa29SDave Airlie break; 763318cfa29SDave Airlie else { 764318cfa29SDave Airlie pass[dqidly][dqsip][0] = 0xff; 765318cfa29SDave Airlie pass[dqidly][dqsip][1] = 0x0; 766312fec14SDave Airlie } 767312fec14SDave Airlie } 768312fec14SDave Airlie } 769318cfa29SDave Airlie if (passcnt[0] == 0 && passcnt[1] == 0) 770318cfa29SDave Airlie dqidly++; 771318cfa29SDave Airlie } 772318cfa29SDave Airlie /* Search margin */ 773318cfa29SDave Airlie g_dqidly = g_dqsip = g_margin = g_side = 0; 774312fec14SDave Airlie 775318cfa29SDave Airlie for (dqidly = 0; dqidly < 32; dqidly++) { 776318cfa29SDave Airlie for (dqsip = 0; dqsip < 2; dqsip++) { 777318cfa29SDave Airlie if (pass[dqidly][dqsip][0] > pass[dqidly][dqsip][1]) 778318cfa29SDave Airlie continue; 779318cfa29SDave Airlie diff = pass[dqidly][dqsip][1] - pass[dqidly][dqsip][0]; 780318cfa29SDave Airlie if ((diff+2) < g_margin) 781318cfa29SDave Airlie continue; 782318cfa29SDave Airlie passcnt[0] = passcnt[1] = 0; 783318cfa29SDave Airlie for (dlli = pass[dqidly][dqsip][0]; dlli > 0 && tag[dqsip][dlli] != 0; dlli--, passcnt[0]++); 784318cfa29SDave Airlie for (dlli = pass[dqidly][dqsip][1]; dlli < 76 && tag[dqsip][dlli] != 0; dlli++, passcnt[1]++); 785318cfa29SDave Airlie if (passcnt[0] > passcnt[1]) 786318cfa29SDave Airlie passcnt[0] = passcnt[1]; 787318cfa29SDave Airlie passcnt[1] = 0; 788318cfa29SDave Airlie if (passcnt[0] > g_side) 789318cfa29SDave Airlie passcnt[1] = passcnt[0] - g_side; 790318cfa29SDave Airlie if (diff > (g_margin+1) && (passcnt[1] > 0 || passcnt[0] > 8)) { 791318cfa29SDave Airlie g_margin = diff; 792318cfa29SDave Airlie g_dqidly = dqidly; 793318cfa29SDave Airlie g_dqsip = dqsip; 794318cfa29SDave Airlie g_side = passcnt[0]; 795318cfa29SDave Airlie } else if (passcnt[1] > 1 && g_side < 8) { 796318cfa29SDave Airlie if (diff > g_margin) 797318cfa29SDave Airlie g_margin = diff; 798318cfa29SDave Airlie g_dqidly = dqidly; 799318cfa29SDave Airlie g_dqsip = dqsip; 800318cfa29SDave Airlie g_side = passcnt[0]; 801312fec14SDave Airlie } 802312fec14SDave Airlie } 803312fec14SDave Airlie } 804318cfa29SDave Airlie reg_mcr18 = reg_mcr18 | (g_dqidly << 16) | (g_dqsip << 23); 8050e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0018, reg_mcr18); 806312fec14SDave Airlie 807312fec14SDave Airlie } 808318cfa29SDave Airlie static bool cbr_dll2(struct ast_private *ast, struct ast2300_dram_param *param) 809312fec14SDave Airlie { 810318cfa29SDave Airlie u32 dllmin[2], dllmax[2], dlli, data, passcnt, retry = 0; 811318cfa29SDave Airlie bool status = false; 812312fec14SDave Airlie 813318cfa29SDave Airlie finetuneDQSI(ast); 814318cfa29SDave Airlie if (finetuneDQI_L(ast, param) == false) 815318cfa29SDave Airlie return status; 816312fec14SDave Airlie 817312fec14SDave Airlie CBR_START2: 818312fec14SDave Airlie dllmin[0] = dllmin[1] = 0xff; 819312fec14SDave Airlie dllmax[0] = dllmax[1] = 0x0; 820312fec14SDave Airlie passcnt = 0; 821312fec14SDave Airlie for (dlli = 0; dlli < 76; dlli++) { 8220e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0068, 0x00001300 | (dlli << 16) | (dlli << 24)); 8230e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0074, CBR_SIZE2); 824312fec14SDave Airlie data = cbr_scan(ast); 825312fec14SDave Airlie if (data != 0) { 826312fec14SDave Airlie if (data & 0x1) { 827312fec14SDave Airlie if (dllmin[0] > dlli) { 828312fec14SDave Airlie dllmin[0] = dlli; 829312fec14SDave Airlie } 830312fec14SDave Airlie if (dllmax[0] < dlli) { 831312fec14SDave Airlie dllmax[0] = dlli; 832312fec14SDave Airlie } 833312fec14SDave Airlie } 834312fec14SDave Airlie if (data & 0x2) { 835312fec14SDave Airlie if (dllmin[1] > dlli) { 836312fec14SDave Airlie dllmin[1] = dlli; 837312fec14SDave Airlie } 838312fec14SDave Airlie if (dllmax[1] < dlli) { 839312fec14SDave Airlie dllmax[1] = dlli; 840312fec14SDave Airlie } 841312fec14SDave Airlie } 842312fec14SDave Airlie passcnt++; 843312fec14SDave Airlie } else if (passcnt >= CBR_THRESHOLD) { 844312fec14SDave Airlie break; 845312fec14SDave Airlie } 846312fec14SDave Airlie } 847318cfa29SDave Airlie if (retry++ > 10) 848318cfa29SDave Airlie goto CBR_DONE2; 849312fec14SDave Airlie if (dllmax[0] == 0 || (dllmax[0]-dllmin[0]) < CBR_THRESHOLD) { 850312fec14SDave Airlie goto CBR_START2; 851312fec14SDave Airlie } 852312fec14SDave Airlie if (dllmax[1] == 0 || (dllmax[1]-dllmin[1]) < CBR_THRESHOLD) { 853312fec14SDave Airlie goto CBR_START2; 854312fec14SDave Airlie } 855318cfa29SDave Airlie status = true; 856318cfa29SDave Airlie CBR_DONE2: 857312fec14SDave Airlie dlli = (dllmin[1] + dllmax[1]) >> 1; 858312fec14SDave Airlie dlli <<= 8; 859312fec14SDave Airlie dlli += (dllmin[0] + dllmax[0]) >> 1; 8600e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0068, ast_mindwm(ast, 0x1E720058) | (dlli << 16)); 861318cfa29SDave Airlie return status; 862312fec14SDave Airlie } /* CBRDLL2 */ 863312fec14SDave Airlie 864312fec14SDave Airlie static void get_ddr3_info(struct ast_private *ast, struct ast2300_dram_param *param) 865312fec14SDave Airlie { 866312fec14SDave Airlie u32 trap, trap_AC2, trap_MRS; 867312fec14SDave Airlie 8680e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E2000, 0x1688A8A8); 869312fec14SDave Airlie 870312fec14SDave Airlie /* Ger trap info */ 8710e5ce924SDave Airlie trap = (ast_mindwm(ast, 0x1E6E2070) >> 25) & 0x3; 872312fec14SDave Airlie trap_AC2 = 0x00020000 + (trap << 16); 873312fec14SDave Airlie trap_AC2 |= 0x00300000 + ((trap & 0x2) << 19); 874312fec14SDave Airlie trap_MRS = 0x00000010 + (trap << 4); 875312fec14SDave Airlie trap_MRS |= ((trap & 0x2) << 18); 876312fec14SDave Airlie 877312fec14SDave Airlie param->reg_MADJ = 0x00034C4C; 878312fec14SDave Airlie param->reg_SADJ = 0x00001800; 879312fec14SDave Airlie param->reg_DRV = 0x000000F0; 880312fec14SDave Airlie param->reg_PERIOD = param->dram_freq; 881312fec14SDave Airlie param->rodt = 0; 882312fec14SDave Airlie 883312fec14SDave Airlie switch (param->dram_freq) { 884312fec14SDave Airlie case 336: 8850e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E2020, 0x0190); 886312fec14SDave Airlie param->wodt = 0; 887312fec14SDave Airlie param->reg_AC1 = 0x22202725; 888312fec14SDave Airlie param->reg_AC2 = 0xAA007613 | trap_AC2; 889312fec14SDave Airlie param->reg_DQSIC = 0x000000BA; 890312fec14SDave Airlie param->reg_MRS = 0x04001400 | trap_MRS; 891312fec14SDave Airlie param->reg_EMRS = 0x00000000; 892318cfa29SDave Airlie param->reg_IOZ = 0x00000023; 893312fec14SDave Airlie param->reg_DQIDLY = 0x00000074; 894312fec14SDave Airlie param->reg_FREQ = 0x00004DC0; 895312fec14SDave Airlie param->madj_max = 96; 896312fec14SDave Airlie param->dll2_finetune_step = 3; 897318cfa29SDave Airlie switch (param->dram_chipid) { 898318cfa29SDave Airlie default: 899318cfa29SDave Airlie case AST_DRAM_512Mx16: 900318cfa29SDave Airlie case AST_DRAM_1Gx16: 901318cfa29SDave Airlie param->reg_AC2 = 0xAA007613 | trap_AC2; 902318cfa29SDave Airlie break; 903318cfa29SDave Airlie case AST_DRAM_2Gx16: 904318cfa29SDave Airlie param->reg_AC2 = 0xAA00761C | trap_AC2; 905318cfa29SDave Airlie break; 906318cfa29SDave Airlie case AST_DRAM_4Gx16: 907318cfa29SDave Airlie param->reg_AC2 = 0xAA007636 | trap_AC2; 908318cfa29SDave Airlie break; 909318cfa29SDave Airlie } 910312fec14SDave Airlie break; 911312fec14SDave Airlie default: 912312fec14SDave Airlie case 396: 9130e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E2020, 0x03F1); 914312fec14SDave Airlie param->wodt = 1; 915312fec14SDave Airlie param->reg_AC1 = 0x33302825; 916312fec14SDave Airlie param->reg_AC2 = 0xCC009617 | trap_AC2; 917312fec14SDave Airlie param->reg_DQSIC = 0x000000E2; 918312fec14SDave Airlie param->reg_MRS = 0x04001600 | trap_MRS; 919312fec14SDave Airlie param->reg_EMRS = 0x00000000; 920312fec14SDave Airlie param->reg_IOZ = 0x00000034; 921312fec14SDave Airlie param->reg_DRV = 0x000000FA; 922312fec14SDave Airlie param->reg_DQIDLY = 0x00000089; 923318cfa29SDave Airlie param->reg_FREQ = 0x00005040; 924312fec14SDave Airlie param->madj_max = 96; 925312fec14SDave Airlie param->dll2_finetune_step = 4; 926312fec14SDave Airlie 927312fec14SDave Airlie switch (param->dram_chipid) { 928312fec14SDave Airlie default: 929312fec14SDave Airlie case AST_DRAM_512Mx16: 930312fec14SDave Airlie case AST_DRAM_1Gx16: 931312fec14SDave Airlie param->reg_AC2 = 0xCC009617 | trap_AC2; 932312fec14SDave Airlie break; 933312fec14SDave Airlie case AST_DRAM_2Gx16: 934312fec14SDave Airlie param->reg_AC2 = 0xCC009622 | trap_AC2; 935312fec14SDave Airlie break; 936312fec14SDave Airlie case AST_DRAM_4Gx16: 937312fec14SDave Airlie param->reg_AC2 = 0xCC00963F | trap_AC2; 938312fec14SDave Airlie break; 939312fec14SDave Airlie } 940312fec14SDave Airlie break; 941312fec14SDave Airlie 942312fec14SDave Airlie case 408: 9430e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E2020, 0x01F0); 944312fec14SDave Airlie param->wodt = 1; 945312fec14SDave Airlie param->reg_AC1 = 0x33302825; 946312fec14SDave Airlie param->reg_AC2 = 0xCC009617 | trap_AC2; 947312fec14SDave Airlie param->reg_DQSIC = 0x000000E2; 948312fec14SDave Airlie param->reg_MRS = 0x04001600 | trap_MRS; 949312fec14SDave Airlie param->reg_EMRS = 0x00000000; 950318cfa29SDave Airlie param->reg_IOZ = 0x00000023; 951312fec14SDave Airlie param->reg_DRV = 0x000000FA; 952312fec14SDave Airlie param->reg_DQIDLY = 0x00000089; 953312fec14SDave Airlie param->reg_FREQ = 0x000050C0; 954312fec14SDave Airlie param->madj_max = 96; 955312fec14SDave Airlie param->dll2_finetune_step = 4; 956312fec14SDave Airlie 957312fec14SDave Airlie switch (param->dram_chipid) { 958312fec14SDave Airlie default: 959312fec14SDave Airlie case AST_DRAM_512Mx16: 960312fec14SDave Airlie case AST_DRAM_1Gx16: 961312fec14SDave Airlie param->reg_AC2 = 0xCC009617 | trap_AC2; 962312fec14SDave Airlie break; 963312fec14SDave Airlie case AST_DRAM_2Gx16: 964312fec14SDave Airlie param->reg_AC2 = 0xCC009622 | trap_AC2; 965312fec14SDave Airlie break; 966312fec14SDave Airlie case AST_DRAM_4Gx16: 967312fec14SDave Airlie param->reg_AC2 = 0xCC00963F | trap_AC2; 968312fec14SDave Airlie break; 969312fec14SDave Airlie } 970312fec14SDave Airlie 971312fec14SDave Airlie break; 972312fec14SDave Airlie case 456: 9730e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E2020, 0x0230); 974312fec14SDave Airlie param->wodt = 0; 975312fec14SDave Airlie param->reg_AC1 = 0x33302926; 976312fec14SDave Airlie param->reg_AC2 = 0xCD44961A; 977312fec14SDave Airlie param->reg_DQSIC = 0x000000FC; 978312fec14SDave Airlie param->reg_MRS = 0x00081830; 979312fec14SDave Airlie param->reg_EMRS = 0x00000000; 980312fec14SDave Airlie param->reg_IOZ = 0x00000045; 981312fec14SDave Airlie param->reg_DQIDLY = 0x00000097; 982312fec14SDave Airlie param->reg_FREQ = 0x000052C0; 983312fec14SDave Airlie param->madj_max = 88; 984312fec14SDave Airlie param->dll2_finetune_step = 4; 985312fec14SDave Airlie break; 986312fec14SDave Airlie case 504: 9870e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E2020, 0x0270); 988312fec14SDave Airlie param->wodt = 1; 989312fec14SDave Airlie param->reg_AC1 = 0x33302926; 990312fec14SDave Airlie param->reg_AC2 = 0xDE44A61D; 991312fec14SDave Airlie param->reg_DQSIC = 0x00000117; 992312fec14SDave Airlie param->reg_MRS = 0x00081A30; 993312fec14SDave Airlie param->reg_EMRS = 0x00000000; 994312fec14SDave Airlie param->reg_IOZ = 0x070000BB; 995312fec14SDave Airlie param->reg_DQIDLY = 0x000000A0; 996312fec14SDave Airlie param->reg_FREQ = 0x000054C0; 997312fec14SDave Airlie param->madj_max = 79; 998312fec14SDave Airlie param->dll2_finetune_step = 4; 999312fec14SDave Airlie break; 1000312fec14SDave Airlie case 528: 10010e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E2020, 0x0290); 1002312fec14SDave Airlie param->wodt = 1; 1003312fec14SDave Airlie param->rodt = 1; 1004312fec14SDave Airlie param->reg_AC1 = 0x33302926; 1005312fec14SDave Airlie param->reg_AC2 = 0xEF44B61E; 1006312fec14SDave Airlie param->reg_DQSIC = 0x00000125; 1007312fec14SDave Airlie param->reg_MRS = 0x00081A30; 1008312fec14SDave Airlie param->reg_EMRS = 0x00000040; 1009312fec14SDave Airlie param->reg_DRV = 0x000000F5; 1010312fec14SDave Airlie param->reg_IOZ = 0x00000023; 1011312fec14SDave Airlie param->reg_DQIDLY = 0x00000088; 1012312fec14SDave Airlie param->reg_FREQ = 0x000055C0; 1013312fec14SDave Airlie param->madj_max = 76; 1014312fec14SDave Airlie param->dll2_finetune_step = 3; 1015312fec14SDave Airlie break; 1016312fec14SDave Airlie case 576: 10170e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E2020, 0x0140); 1018312fec14SDave Airlie param->reg_MADJ = 0x00136868; 1019312fec14SDave Airlie param->reg_SADJ = 0x00004534; 1020312fec14SDave Airlie param->wodt = 1; 1021312fec14SDave Airlie param->rodt = 1; 1022312fec14SDave Airlie param->reg_AC1 = 0x33302A37; 1023312fec14SDave Airlie param->reg_AC2 = 0xEF56B61E; 1024312fec14SDave Airlie param->reg_DQSIC = 0x0000013F; 1025312fec14SDave Airlie param->reg_MRS = 0x00101A50; 1026312fec14SDave Airlie param->reg_EMRS = 0x00000040; 1027312fec14SDave Airlie param->reg_DRV = 0x000000FA; 1028312fec14SDave Airlie param->reg_IOZ = 0x00000023; 1029312fec14SDave Airlie param->reg_DQIDLY = 0x00000078; 1030312fec14SDave Airlie param->reg_FREQ = 0x000057C0; 1031312fec14SDave Airlie param->madj_max = 136; 1032312fec14SDave Airlie param->dll2_finetune_step = 3; 1033312fec14SDave Airlie break; 1034312fec14SDave Airlie case 600: 10350e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E2020, 0x02E1); 1036312fec14SDave Airlie param->reg_MADJ = 0x00136868; 1037312fec14SDave Airlie param->reg_SADJ = 0x00004534; 1038312fec14SDave Airlie param->wodt = 1; 1039312fec14SDave Airlie param->rodt = 1; 1040312fec14SDave Airlie param->reg_AC1 = 0x32302A37; 1041312fec14SDave Airlie param->reg_AC2 = 0xDF56B61F; 1042312fec14SDave Airlie param->reg_DQSIC = 0x0000014D; 1043312fec14SDave Airlie param->reg_MRS = 0x00101A50; 1044312fec14SDave Airlie param->reg_EMRS = 0x00000004; 1045312fec14SDave Airlie param->reg_DRV = 0x000000F5; 1046312fec14SDave Airlie param->reg_IOZ = 0x00000023; 1047312fec14SDave Airlie param->reg_DQIDLY = 0x00000078; 1048312fec14SDave Airlie param->reg_FREQ = 0x000058C0; 1049312fec14SDave Airlie param->madj_max = 132; 1050312fec14SDave Airlie param->dll2_finetune_step = 3; 1051312fec14SDave Airlie break; 1052312fec14SDave Airlie case 624: 10530e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E2020, 0x0160); 1054312fec14SDave Airlie param->reg_MADJ = 0x00136868; 1055312fec14SDave Airlie param->reg_SADJ = 0x00004534; 1056312fec14SDave Airlie param->wodt = 1; 1057312fec14SDave Airlie param->rodt = 1; 1058312fec14SDave Airlie param->reg_AC1 = 0x32302A37; 1059312fec14SDave Airlie param->reg_AC2 = 0xEF56B621; 1060312fec14SDave Airlie param->reg_DQSIC = 0x0000015A; 1061312fec14SDave Airlie param->reg_MRS = 0x02101A50; 1062312fec14SDave Airlie param->reg_EMRS = 0x00000004; 1063312fec14SDave Airlie param->reg_DRV = 0x000000F5; 1064312fec14SDave Airlie param->reg_IOZ = 0x00000034; 1065312fec14SDave Airlie param->reg_DQIDLY = 0x00000078; 1066312fec14SDave Airlie param->reg_FREQ = 0x000059C0; 1067312fec14SDave Airlie param->madj_max = 128; 1068312fec14SDave Airlie param->dll2_finetune_step = 3; 1069312fec14SDave Airlie break; 1070312fec14SDave Airlie } /* switch freq */ 1071312fec14SDave Airlie 1072312fec14SDave Airlie switch (param->dram_chipid) { 1073312fec14SDave Airlie case AST_DRAM_512Mx16: 1074312fec14SDave Airlie param->dram_config = 0x130; 1075312fec14SDave Airlie break; 1076312fec14SDave Airlie default: 1077312fec14SDave Airlie case AST_DRAM_1Gx16: 1078312fec14SDave Airlie param->dram_config = 0x131; 1079312fec14SDave Airlie break; 1080312fec14SDave Airlie case AST_DRAM_2Gx16: 1081312fec14SDave Airlie param->dram_config = 0x132; 1082312fec14SDave Airlie break; 1083312fec14SDave Airlie case AST_DRAM_4Gx16: 1084312fec14SDave Airlie param->dram_config = 0x133; 1085312fec14SDave Airlie break; 1086312fec14SDave Airlie }; /* switch size */ 1087312fec14SDave Airlie 1088312fec14SDave Airlie switch (param->vram_size) { 1089312fec14SDave Airlie default: 1090312fec14SDave Airlie case AST_VIDMEM_SIZE_8M: 1091312fec14SDave Airlie param->dram_config |= 0x00; 1092312fec14SDave Airlie break; 1093312fec14SDave Airlie case AST_VIDMEM_SIZE_16M: 1094312fec14SDave Airlie param->dram_config |= 0x04; 1095312fec14SDave Airlie break; 1096312fec14SDave Airlie case AST_VIDMEM_SIZE_32M: 1097312fec14SDave Airlie param->dram_config |= 0x08; 1098312fec14SDave Airlie break; 1099312fec14SDave Airlie case AST_VIDMEM_SIZE_64M: 1100312fec14SDave Airlie param->dram_config |= 0x0c; 1101312fec14SDave Airlie break; 1102312fec14SDave Airlie } 1103312fec14SDave Airlie 1104312fec14SDave Airlie } 1105312fec14SDave Airlie 1106312fec14SDave Airlie static void ddr3_init(struct ast_private *ast, struct ast2300_dram_param *param) 1107312fec14SDave Airlie { 1108318cfa29SDave Airlie u32 data, data2, retry = 0; 1109312fec14SDave Airlie 1110318cfa29SDave Airlie ddr3_init_start: 11110e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0000, 0xFC600309); 11120e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0018, 0x00000100); 11130e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0024, 0x00000000); 11140e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0034, 0x00000000); 1115312fec14SDave Airlie udelay(10); 11160e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0064, param->reg_MADJ); 11170e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0068, param->reg_SADJ); 1118312fec14SDave Airlie udelay(10); 11190e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0064, param->reg_MADJ | 0xC0000); 1120312fec14SDave Airlie udelay(10); 1121312fec14SDave Airlie 11220e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0004, param->dram_config); 11230e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0008, 0x90040f); 11240e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0010, param->reg_AC1); 11250e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0014, param->reg_AC2); 11260e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0020, param->reg_DQSIC); 11270e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0080, 0x00000000); 11280e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0084, 0x00000000); 11290e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0088, param->reg_DQIDLY); 11300e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0018, 0x4000A170); 11310e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0018, 0x00002370); 11320e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0038, 0x00000000); 11330e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0040, 0xFF444444); 11340e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0044, 0x22222222); 11350e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0048, 0x22222222); 11360e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E004C, 0x00000002); 11370e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0050, 0x80000000); 11380e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0050, 0x00000000); 11390e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0054, 0); 11400e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0060, param->reg_DRV); 11410e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E006C, param->reg_IOZ); 11420e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0070, 0x00000000); 11430e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0074, 0x00000000); 11440e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0078, 0x00000000); 11450e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E007C, 0x00000000); 1146312fec14SDave Airlie /* Wait MCLK2X lock to MCLK */ 1147312fec14SDave Airlie do { 11480e5ce924SDave Airlie data = ast_mindwm(ast, 0x1E6E001C); 1149312fec14SDave Airlie } while (!(data & 0x08000000)); 11500e5ce924SDave Airlie data = ast_mindwm(ast, 0x1E6E001C); 1151312fec14SDave Airlie data = (data >> 8) & 0xff; 1152312fec14SDave Airlie while ((data & 0x08) || ((data & 0x7) < 2) || (data < 4)) { 11530e5ce924SDave Airlie data2 = (ast_mindwm(ast, 0x1E6E0064) & 0xfff3ffff) + 4; 1154312fec14SDave Airlie if ((data2 & 0xff) > param->madj_max) { 1155312fec14SDave Airlie break; 1156312fec14SDave Airlie } 11570e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0064, data2); 1158312fec14SDave Airlie if (data2 & 0x00100000) { 1159312fec14SDave Airlie data2 = ((data2 & 0xff) >> 3) + 3; 1160312fec14SDave Airlie } else { 1161312fec14SDave Airlie data2 = ((data2 & 0xff) >> 2) + 5; 1162312fec14SDave Airlie } 11630e5ce924SDave Airlie data = ast_mindwm(ast, 0x1E6E0068) & 0xffff00ff; 1164312fec14SDave Airlie data2 += data & 0xff; 1165312fec14SDave Airlie data = data | (data2 << 8); 11660e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0068, data); 1167312fec14SDave Airlie udelay(10); 11680e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0064, ast_mindwm(ast, 0x1E6E0064) | 0xC0000); 1169312fec14SDave Airlie udelay(10); 11700e5ce924SDave Airlie data = ast_mindwm(ast, 0x1E6E0018) & 0xfffff1ff; 11710e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0018, data); 1172312fec14SDave Airlie data = data | 0x200; 11730e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0018, data); 1174312fec14SDave Airlie do { 11750e5ce924SDave Airlie data = ast_mindwm(ast, 0x1E6E001C); 1176312fec14SDave Airlie } while (!(data & 0x08000000)); 1177312fec14SDave Airlie 11780e5ce924SDave Airlie data = ast_mindwm(ast, 0x1E6E001C); 1179312fec14SDave Airlie data = (data >> 8) & 0xff; 1180312fec14SDave Airlie } 11810e5ce924SDave Airlie ast_moutdwm(ast, 0x1E720058, ast_mindwm(ast, 0x1E6E0068) & 0xffff); 11820e5ce924SDave Airlie data = ast_mindwm(ast, 0x1E6E0018) | 0xC00; 11830e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0018, data); 1184312fec14SDave Airlie 11850e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0034, 0x00000001); 11860e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E000C, 0x00000040); 1187312fec14SDave Airlie udelay(50); 1188312fec14SDave Airlie /* Mode Register Setting */ 11890e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E002C, param->reg_MRS | 0x100); 11900e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0030, param->reg_EMRS); 11910e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0028, 0x00000005); 11920e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0028, 0x00000007); 11930e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0028, 0x00000003); 11940e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0028, 0x00000001); 11950e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E002C, param->reg_MRS); 11960e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E000C, 0x00005C08); 11970e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0028, 0x00000001); 1198312fec14SDave Airlie 11990e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E000C, 0x00005C01); 1200312fec14SDave Airlie data = 0; 1201312fec14SDave Airlie if (param->wodt) { 1202312fec14SDave Airlie data = 0x300; 1203312fec14SDave Airlie } 1204312fec14SDave Airlie if (param->rodt) { 1205312fec14SDave Airlie data = data | 0x3000 | ((param->reg_AC2 & 0x60000) >> 3); 1206312fec14SDave Airlie } 12070e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0034, data | 0x3); 1208312fec14SDave Airlie 1209312fec14SDave Airlie /* Calibrate the DQSI delay */ 1210318cfa29SDave Airlie if ((cbr_dll2(ast, param) == false) && (retry++ < 10)) 1211318cfa29SDave Airlie goto ddr3_init_start; 1212312fec14SDave Airlie 12130e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0120, param->reg_FREQ); 1214312fec14SDave Airlie /* ECC Memory Initialization */ 1215312fec14SDave Airlie #ifdef ECC 12160e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E007C, 0x00000000); 12170e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0070, 0x221); 1218312fec14SDave Airlie do { 12190e5ce924SDave Airlie data = ast_mindwm(ast, 0x1E6E0070); 1220312fec14SDave Airlie } while (!(data & 0x00001000)); 12210e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0070, 0x00000000); 12220e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0050, 0x80000000); 12230e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0050, 0x00000000); 1224312fec14SDave Airlie #endif 1225312fec14SDave Airlie 1226312fec14SDave Airlie 1227312fec14SDave Airlie } 1228312fec14SDave Airlie 1229312fec14SDave Airlie static void get_ddr2_info(struct ast_private *ast, struct ast2300_dram_param *param) 1230312fec14SDave Airlie { 1231312fec14SDave Airlie u32 trap, trap_AC2, trap_MRS; 1232312fec14SDave Airlie 12330e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E2000, 0x1688A8A8); 1234312fec14SDave Airlie 1235312fec14SDave Airlie /* Ger trap info */ 12360e5ce924SDave Airlie trap = (ast_mindwm(ast, 0x1E6E2070) >> 25) & 0x3; 1237312fec14SDave Airlie trap_AC2 = (trap << 20) | (trap << 16); 1238312fec14SDave Airlie trap_AC2 += 0x00110000; 1239312fec14SDave Airlie trap_MRS = 0x00000040 | (trap << 4); 1240312fec14SDave Airlie 1241312fec14SDave Airlie 1242312fec14SDave Airlie param->reg_MADJ = 0x00034C4C; 1243312fec14SDave Airlie param->reg_SADJ = 0x00001800; 1244312fec14SDave Airlie param->reg_DRV = 0x000000F0; 1245312fec14SDave Airlie param->reg_PERIOD = param->dram_freq; 1246312fec14SDave Airlie param->rodt = 0; 1247312fec14SDave Airlie 1248312fec14SDave Airlie switch (param->dram_freq) { 1249312fec14SDave Airlie case 264: 12500e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E2020, 0x0130); 1251312fec14SDave Airlie param->wodt = 0; 1252312fec14SDave Airlie param->reg_AC1 = 0x11101513; 1253312fec14SDave Airlie param->reg_AC2 = 0x78117011; 1254312fec14SDave Airlie param->reg_DQSIC = 0x00000092; 1255312fec14SDave Airlie param->reg_MRS = 0x00000842; 1256312fec14SDave Airlie param->reg_EMRS = 0x00000000; 1257312fec14SDave Airlie param->reg_DRV = 0x000000F0; 1258312fec14SDave Airlie param->reg_IOZ = 0x00000034; 1259312fec14SDave Airlie param->reg_DQIDLY = 0x0000005A; 1260312fec14SDave Airlie param->reg_FREQ = 0x00004AC0; 1261312fec14SDave Airlie param->madj_max = 138; 1262312fec14SDave Airlie param->dll2_finetune_step = 3; 1263312fec14SDave Airlie break; 1264312fec14SDave Airlie case 336: 12650e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E2020, 0x0190); 1266312fec14SDave Airlie param->wodt = 1; 1267312fec14SDave Airlie param->reg_AC1 = 0x22202613; 1268312fec14SDave Airlie param->reg_AC2 = 0xAA009016 | trap_AC2; 1269312fec14SDave Airlie param->reg_DQSIC = 0x000000BA; 1270312fec14SDave Airlie param->reg_MRS = 0x00000A02 | trap_MRS; 1271312fec14SDave Airlie param->reg_EMRS = 0x00000040; 1272312fec14SDave Airlie param->reg_DRV = 0x000000FA; 1273312fec14SDave Airlie param->reg_IOZ = 0x00000034; 1274312fec14SDave Airlie param->reg_DQIDLY = 0x00000074; 1275312fec14SDave Airlie param->reg_FREQ = 0x00004DC0; 1276312fec14SDave Airlie param->madj_max = 96; 1277312fec14SDave Airlie param->dll2_finetune_step = 3; 1278318cfa29SDave Airlie switch (param->dram_chipid) { 1279318cfa29SDave Airlie default: 1280318cfa29SDave Airlie case AST_DRAM_512Mx16: 1281318cfa29SDave Airlie param->reg_AC2 = 0xAA009012 | trap_AC2; 1282318cfa29SDave Airlie break; 1283318cfa29SDave Airlie case AST_DRAM_1Gx16: 1284318cfa29SDave Airlie param->reg_AC2 = 0xAA009016 | trap_AC2; 1285318cfa29SDave Airlie break; 1286318cfa29SDave Airlie case AST_DRAM_2Gx16: 1287318cfa29SDave Airlie param->reg_AC2 = 0xAA009023 | trap_AC2; 1288318cfa29SDave Airlie break; 1289318cfa29SDave Airlie case AST_DRAM_4Gx16: 1290318cfa29SDave Airlie param->reg_AC2 = 0xAA00903B | trap_AC2; 1291318cfa29SDave Airlie break; 1292318cfa29SDave Airlie } 1293312fec14SDave Airlie break; 1294312fec14SDave Airlie default: 1295312fec14SDave Airlie case 396: 12960e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E2020, 0x03F1); 1297312fec14SDave Airlie param->wodt = 1; 1298312fec14SDave Airlie param->rodt = 0; 1299312fec14SDave Airlie param->reg_AC1 = 0x33302714; 1300312fec14SDave Airlie param->reg_AC2 = 0xCC00B01B | trap_AC2; 1301312fec14SDave Airlie param->reg_DQSIC = 0x000000E2; 1302312fec14SDave Airlie param->reg_MRS = 0x00000C02 | trap_MRS; 1303312fec14SDave Airlie param->reg_EMRS = 0x00000040; 1304312fec14SDave Airlie param->reg_DRV = 0x000000FA; 1305312fec14SDave Airlie param->reg_IOZ = 0x00000034; 1306312fec14SDave Airlie param->reg_DQIDLY = 0x00000089; 1307318cfa29SDave Airlie param->reg_FREQ = 0x00005040; 1308312fec14SDave Airlie param->madj_max = 96; 1309312fec14SDave Airlie param->dll2_finetune_step = 4; 1310312fec14SDave Airlie 1311312fec14SDave Airlie switch (param->dram_chipid) { 1312312fec14SDave Airlie case AST_DRAM_512Mx16: 1313312fec14SDave Airlie param->reg_AC2 = 0xCC00B016 | trap_AC2; 1314312fec14SDave Airlie break; 1315312fec14SDave Airlie default: 1316312fec14SDave Airlie case AST_DRAM_1Gx16: 1317312fec14SDave Airlie param->reg_AC2 = 0xCC00B01B | trap_AC2; 1318312fec14SDave Airlie break; 1319312fec14SDave Airlie case AST_DRAM_2Gx16: 1320312fec14SDave Airlie param->reg_AC2 = 0xCC00B02B | trap_AC2; 1321312fec14SDave Airlie break; 1322312fec14SDave Airlie case AST_DRAM_4Gx16: 1323312fec14SDave Airlie param->reg_AC2 = 0xCC00B03F | trap_AC2; 1324312fec14SDave Airlie break; 1325312fec14SDave Airlie } 1326312fec14SDave Airlie 1327312fec14SDave Airlie break; 1328312fec14SDave Airlie 1329312fec14SDave Airlie case 408: 13300e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E2020, 0x01F0); 1331312fec14SDave Airlie param->wodt = 1; 1332312fec14SDave Airlie param->rodt = 0; 1333312fec14SDave Airlie param->reg_AC1 = 0x33302714; 1334312fec14SDave Airlie param->reg_AC2 = 0xCC00B01B | trap_AC2; 1335312fec14SDave Airlie param->reg_DQSIC = 0x000000E2; 1336312fec14SDave Airlie param->reg_MRS = 0x00000C02 | trap_MRS; 1337312fec14SDave Airlie param->reg_EMRS = 0x00000040; 1338312fec14SDave Airlie param->reg_DRV = 0x000000FA; 1339312fec14SDave Airlie param->reg_IOZ = 0x00000034; 1340312fec14SDave Airlie param->reg_DQIDLY = 0x00000089; 1341312fec14SDave Airlie param->reg_FREQ = 0x000050C0; 1342312fec14SDave Airlie param->madj_max = 96; 1343312fec14SDave Airlie param->dll2_finetune_step = 4; 1344312fec14SDave Airlie 1345312fec14SDave Airlie switch (param->dram_chipid) { 1346312fec14SDave Airlie case AST_DRAM_512Mx16: 1347312fec14SDave Airlie param->reg_AC2 = 0xCC00B016 | trap_AC2; 1348312fec14SDave Airlie break; 1349312fec14SDave Airlie default: 1350312fec14SDave Airlie case AST_DRAM_1Gx16: 1351312fec14SDave Airlie param->reg_AC2 = 0xCC00B01B | trap_AC2; 1352312fec14SDave Airlie break; 1353312fec14SDave Airlie case AST_DRAM_2Gx16: 1354312fec14SDave Airlie param->reg_AC2 = 0xCC00B02B | trap_AC2; 1355312fec14SDave Airlie break; 1356312fec14SDave Airlie case AST_DRAM_4Gx16: 1357312fec14SDave Airlie param->reg_AC2 = 0xCC00B03F | trap_AC2; 1358312fec14SDave Airlie break; 1359312fec14SDave Airlie } 1360312fec14SDave Airlie 1361312fec14SDave Airlie break; 1362312fec14SDave Airlie case 456: 13630e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E2020, 0x0230); 1364312fec14SDave Airlie param->wodt = 0; 1365312fec14SDave Airlie param->reg_AC1 = 0x33302815; 1366312fec14SDave Airlie param->reg_AC2 = 0xCD44B01E; 1367312fec14SDave Airlie param->reg_DQSIC = 0x000000FC; 1368312fec14SDave Airlie param->reg_MRS = 0x00000E72; 1369312fec14SDave Airlie param->reg_EMRS = 0x00000000; 1370312fec14SDave Airlie param->reg_DRV = 0x00000000; 1371312fec14SDave Airlie param->reg_IOZ = 0x00000034; 1372312fec14SDave Airlie param->reg_DQIDLY = 0x00000097; 1373312fec14SDave Airlie param->reg_FREQ = 0x000052C0; 1374312fec14SDave Airlie param->madj_max = 88; 1375312fec14SDave Airlie param->dll2_finetune_step = 3; 1376312fec14SDave Airlie break; 1377312fec14SDave Airlie case 504: 13780e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E2020, 0x0261); 1379312fec14SDave Airlie param->wodt = 1; 1380312fec14SDave Airlie param->rodt = 1; 1381312fec14SDave Airlie param->reg_AC1 = 0x33302815; 1382312fec14SDave Airlie param->reg_AC2 = 0xDE44C022; 1383312fec14SDave Airlie param->reg_DQSIC = 0x00000117; 1384312fec14SDave Airlie param->reg_MRS = 0x00000E72; 1385312fec14SDave Airlie param->reg_EMRS = 0x00000040; 1386312fec14SDave Airlie param->reg_DRV = 0x0000000A; 1387312fec14SDave Airlie param->reg_IOZ = 0x00000045; 1388312fec14SDave Airlie param->reg_DQIDLY = 0x000000A0; 1389312fec14SDave Airlie param->reg_FREQ = 0x000054C0; 1390312fec14SDave Airlie param->madj_max = 79; 1391312fec14SDave Airlie param->dll2_finetune_step = 3; 1392312fec14SDave Airlie break; 1393312fec14SDave Airlie case 528: 13940e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E2020, 0x0120); 1395312fec14SDave Airlie param->wodt = 1; 1396312fec14SDave Airlie param->rodt = 1; 1397312fec14SDave Airlie param->reg_AC1 = 0x33302815; 1398312fec14SDave Airlie param->reg_AC2 = 0xEF44D024; 1399312fec14SDave Airlie param->reg_DQSIC = 0x00000125; 1400312fec14SDave Airlie param->reg_MRS = 0x00000E72; 1401312fec14SDave Airlie param->reg_EMRS = 0x00000004; 1402312fec14SDave Airlie param->reg_DRV = 0x000000F9; 1403312fec14SDave Airlie param->reg_IOZ = 0x00000045; 1404312fec14SDave Airlie param->reg_DQIDLY = 0x000000A7; 1405312fec14SDave Airlie param->reg_FREQ = 0x000055C0; 1406312fec14SDave Airlie param->madj_max = 76; 1407312fec14SDave Airlie param->dll2_finetune_step = 3; 1408312fec14SDave Airlie break; 1409312fec14SDave Airlie case 552: 14100e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E2020, 0x02A1); 1411312fec14SDave Airlie param->wodt = 1; 1412312fec14SDave Airlie param->rodt = 1; 1413312fec14SDave Airlie param->reg_AC1 = 0x43402915; 1414312fec14SDave Airlie param->reg_AC2 = 0xFF44E025; 1415312fec14SDave Airlie param->reg_DQSIC = 0x00000132; 1416312fec14SDave Airlie param->reg_MRS = 0x00000E72; 1417312fec14SDave Airlie param->reg_EMRS = 0x00000040; 1418312fec14SDave Airlie param->reg_DRV = 0x0000000A; 1419312fec14SDave Airlie param->reg_IOZ = 0x00000045; 1420312fec14SDave Airlie param->reg_DQIDLY = 0x000000AD; 1421312fec14SDave Airlie param->reg_FREQ = 0x000056C0; 1422312fec14SDave Airlie param->madj_max = 76; 1423312fec14SDave Airlie param->dll2_finetune_step = 3; 1424312fec14SDave Airlie break; 1425312fec14SDave Airlie case 576: 14260e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E2020, 0x0140); 1427312fec14SDave Airlie param->wodt = 1; 1428312fec14SDave Airlie param->rodt = 1; 1429312fec14SDave Airlie param->reg_AC1 = 0x43402915; 1430312fec14SDave Airlie param->reg_AC2 = 0xFF44E027; 1431312fec14SDave Airlie param->reg_DQSIC = 0x0000013F; 1432312fec14SDave Airlie param->reg_MRS = 0x00000E72; 1433312fec14SDave Airlie param->reg_EMRS = 0x00000004; 1434312fec14SDave Airlie param->reg_DRV = 0x000000F5; 1435312fec14SDave Airlie param->reg_IOZ = 0x00000045; 1436312fec14SDave Airlie param->reg_DQIDLY = 0x000000B3; 1437312fec14SDave Airlie param->reg_FREQ = 0x000057C0; 1438312fec14SDave Airlie param->madj_max = 76; 1439312fec14SDave Airlie param->dll2_finetune_step = 3; 1440312fec14SDave Airlie break; 1441312fec14SDave Airlie } 1442312fec14SDave Airlie 1443312fec14SDave Airlie switch (param->dram_chipid) { 1444312fec14SDave Airlie case AST_DRAM_512Mx16: 1445312fec14SDave Airlie param->dram_config = 0x100; 1446312fec14SDave Airlie break; 1447312fec14SDave Airlie default: 1448312fec14SDave Airlie case AST_DRAM_1Gx16: 1449312fec14SDave Airlie param->dram_config = 0x121; 1450312fec14SDave Airlie break; 1451312fec14SDave Airlie case AST_DRAM_2Gx16: 1452312fec14SDave Airlie param->dram_config = 0x122; 1453312fec14SDave Airlie break; 1454312fec14SDave Airlie case AST_DRAM_4Gx16: 1455312fec14SDave Airlie param->dram_config = 0x123; 1456312fec14SDave Airlie break; 1457312fec14SDave Airlie }; /* switch size */ 1458312fec14SDave Airlie 1459312fec14SDave Airlie switch (param->vram_size) { 1460312fec14SDave Airlie default: 1461312fec14SDave Airlie case AST_VIDMEM_SIZE_8M: 1462312fec14SDave Airlie param->dram_config |= 0x00; 1463312fec14SDave Airlie break; 1464312fec14SDave Airlie case AST_VIDMEM_SIZE_16M: 1465312fec14SDave Airlie param->dram_config |= 0x04; 1466312fec14SDave Airlie break; 1467312fec14SDave Airlie case AST_VIDMEM_SIZE_32M: 1468312fec14SDave Airlie param->dram_config |= 0x08; 1469312fec14SDave Airlie break; 1470312fec14SDave Airlie case AST_VIDMEM_SIZE_64M: 1471312fec14SDave Airlie param->dram_config |= 0x0c; 1472312fec14SDave Airlie break; 1473312fec14SDave Airlie } 1474312fec14SDave Airlie } 1475312fec14SDave Airlie 1476312fec14SDave Airlie static void ddr2_init(struct ast_private *ast, struct ast2300_dram_param *param) 1477312fec14SDave Airlie { 1478318cfa29SDave Airlie u32 data, data2, retry = 0; 1479312fec14SDave Airlie 1480318cfa29SDave Airlie ddr2_init_start: 14810e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0000, 0xFC600309); 14820e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0018, 0x00000100); 14830e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0024, 0x00000000); 14840e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0064, param->reg_MADJ); 14850e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0068, param->reg_SADJ); 1486312fec14SDave Airlie udelay(10); 14870e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0064, param->reg_MADJ | 0xC0000); 1488312fec14SDave Airlie udelay(10); 1489312fec14SDave Airlie 14900e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0004, param->dram_config); 14910e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0008, 0x90040f); 14920e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0010, param->reg_AC1); 14930e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0014, param->reg_AC2); 14940e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0020, param->reg_DQSIC); 14950e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0080, 0x00000000); 14960e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0084, 0x00000000); 14970e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0088, param->reg_DQIDLY); 14980e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0018, 0x4000A130); 14990e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0018, 0x00002330); 15000e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0038, 0x00000000); 15010e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0040, 0xFF808000); 15020e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0044, 0x88848466); 15030e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0048, 0x44440008); 15040e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E004C, 0x00000000); 15050e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0050, 0x80000000); 15060e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0050, 0x00000000); 15070e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0054, 0); 15080e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0060, param->reg_DRV); 15090e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E006C, param->reg_IOZ); 15100e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0070, 0x00000000); 15110e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0074, 0x00000000); 15120e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0078, 0x00000000); 15130e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E007C, 0x00000000); 1514312fec14SDave Airlie 1515312fec14SDave Airlie /* Wait MCLK2X lock to MCLK */ 1516312fec14SDave Airlie do { 15170e5ce924SDave Airlie data = ast_mindwm(ast, 0x1E6E001C); 1518312fec14SDave Airlie } while (!(data & 0x08000000)); 15190e5ce924SDave Airlie data = ast_mindwm(ast, 0x1E6E001C); 1520312fec14SDave Airlie data = (data >> 8) & 0xff; 1521312fec14SDave Airlie while ((data & 0x08) || ((data & 0x7) < 2) || (data < 4)) { 15220e5ce924SDave Airlie data2 = (ast_mindwm(ast, 0x1E6E0064) & 0xfff3ffff) + 4; 1523312fec14SDave Airlie if ((data2 & 0xff) > param->madj_max) { 1524312fec14SDave Airlie break; 1525312fec14SDave Airlie } 15260e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0064, data2); 1527312fec14SDave Airlie if (data2 & 0x00100000) { 1528312fec14SDave Airlie data2 = ((data2 & 0xff) >> 3) + 3; 1529312fec14SDave Airlie } else { 1530312fec14SDave Airlie data2 = ((data2 & 0xff) >> 2) + 5; 1531312fec14SDave Airlie } 15320e5ce924SDave Airlie data = ast_mindwm(ast, 0x1E6E0068) & 0xffff00ff; 1533312fec14SDave Airlie data2 += data & 0xff; 1534312fec14SDave Airlie data = data | (data2 << 8); 15350e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0068, data); 1536312fec14SDave Airlie udelay(10); 15370e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0064, ast_mindwm(ast, 0x1E6E0064) | 0xC0000); 1538312fec14SDave Airlie udelay(10); 15390e5ce924SDave Airlie data = ast_mindwm(ast, 0x1E6E0018) & 0xfffff1ff; 15400e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0018, data); 1541312fec14SDave Airlie data = data | 0x200; 15420e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0018, data); 1543312fec14SDave Airlie do { 15440e5ce924SDave Airlie data = ast_mindwm(ast, 0x1E6E001C); 1545312fec14SDave Airlie } while (!(data & 0x08000000)); 1546312fec14SDave Airlie 15470e5ce924SDave Airlie data = ast_mindwm(ast, 0x1E6E001C); 1548312fec14SDave Airlie data = (data >> 8) & 0xff; 1549312fec14SDave Airlie } 15500e5ce924SDave Airlie ast_moutdwm(ast, 0x1E720058, ast_mindwm(ast, 0x1E6E0008) & 0xffff); 15510e5ce924SDave Airlie data = ast_mindwm(ast, 0x1E6E0018) | 0xC00; 15520e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0018, data); 1553312fec14SDave Airlie 15540e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0034, 0x00000001); 15550e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E000C, 0x00000000); 1556312fec14SDave Airlie udelay(50); 1557312fec14SDave Airlie /* Mode Register Setting */ 15580e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E002C, param->reg_MRS | 0x100); 15590e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0030, param->reg_EMRS); 15600e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0028, 0x00000005); 15610e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0028, 0x00000007); 15620e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0028, 0x00000003); 15630e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0028, 0x00000001); 1564312fec14SDave Airlie 15650e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E000C, 0x00005C08); 15660e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E002C, param->reg_MRS); 15670e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0028, 0x00000001); 15680e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0030, param->reg_EMRS | 0x380); 15690e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0028, 0x00000003); 15700e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0030, param->reg_EMRS); 15710e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0028, 0x00000003); 1572312fec14SDave Airlie 15730e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E000C, 0x7FFF5C01); 1574312fec14SDave Airlie data = 0; 1575312fec14SDave Airlie if (param->wodt) { 1576312fec14SDave Airlie data = 0x500; 1577312fec14SDave Airlie } 1578312fec14SDave Airlie if (param->rodt) { 1579312fec14SDave Airlie data = data | 0x3000 | ((param->reg_AC2 & 0x60000) >> 3); 1580312fec14SDave Airlie } 15810e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0034, data | 0x3); 15820e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0120, param->reg_FREQ); 1583312fec14SDave Airlie 1584312fec14SDave Airlie /* Calibrate the DQSI delay */ 1585318cfa29SDave Airlie if ((cbr_dll2(ast, param) == false) && (retry++ < 10)) 1586318cfa29SDave Airlie goto ddr2_init_start; 1587312fec14SDave Airlie 1588312fec14SDave Airlie /* ECC Memory Initialization */ 1589312fec14SDave Airlie #ifdef ECC 15900e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E007C, 0x00000000); 15910e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0070, 0x221); 1592312fec14SDave Airlie do { 15930e5ce924SDave Airlie data = ast_mindwm(ast, 0x1E6E0070); 1594312fec14SDave Airlie } while (!(data & 0x00001000)); 15950e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0070, 0x00000000); 15960e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0050, 0x80000000); 15970e5ce924SDave Airlie ast_moutdwm(ast, 0x1E6E0050, 0x00000000); 1598312fec14SDave Airlie #endif 1599312fec14SDave Airlie 1600312fec14SDave Airlie } 1601312fec14SDave Airlie 1602312fec14SDave Airlie static void ast_init_dram_2300(struct drm_device *dev) 1603312fec14SDave Airlie { 1604312fec14SDave Airlie struct ast_private *ast = dev->dev_private; 1605312fec14SDave Airlie struct ast2300_dram_param param; 1606312fec14SDave Airlie u32 temp; 1607312fec14SDave Airlie u8 reg; 1608312fec14SDave Airlie 1609312fec14SDave Airlie reg = ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xd0, 0xff); 1610312fec14SDave Airlie if ((reg & 0x80) == 0) {/* vga only */ 1611312fec14SDave Airlie ast_write32(ast, 0xf004, 0x1e6e0000); 1612312fec14SDave Airlie ast_write32(ast, 0xf000, 0x1); 1613312fec14SDave Airlie ast_write32(ast, 0x12000, 0x1688a8a8); 1614312fec14SDave Airlie do { 1615312fec14SDave Airlie ; 1616312fec14SDave Airlie } while (ast_read32(ast, 0x12000) != 0x1); 1617312fec14SDave Airlie 1618312fec14SDave Airlie ast_write32(ast, 0x10000, 0xfc600309); 1619312fec14SDave Airlie do { 1620312fec14SDave Airlie ; 1621312fec14SDave Airlie } while (ast_read32(ast, 0x10000) != 0x1); 1622312fec14SDave Airlie 1623312fec14SDave Airlie /* Slow down CPU/AHB CLK in VGA only mode */ 1624312fec14SDave Airlie temp = ast_read32(ast, 0x12008); 1625312fec14SDave Airlie temp |= 0x73; 1626312fec14SDave Airlie ast_write32(ast, 0x12008, temp); 1627312fec14SDave Airlie 1628312fec14SDave Airlie param.dram_type = AST_DDR3; 1629312fec14SDave Airlie if (temp & 0x01000000) 1630312fec14SDave Airlie param.dram_type = AST_DDR2; 1631312fec14SDave Airlie param.dram_chipid = ast->dram_type; 1632312fec14SDave Airlie param.dram_freq = ast->mclk; 1633312fec14SDave Airlie param.vram_size = ast->vram_size; 1634312fec14SDave Airlie 1635312fec14SDave Airlie if (param.dram_type == AST_DDR3) { 1636312fec14SDave Airlie get_ddr3_info(ast, ¶m); 1637312fec14SDave Airlie ddr3_init(ast, ¶m); 1638312fec14SDave Airlie } else { 1639312fec14SDave Airlie get_ddr2_info(ast, ¶m); 1640312fec14SDave Airlie ddr2_init(ast, ¶m); 1641312fec14SDave Airlie } 1642312fec14SDave Airlie 16430e5ce924SDave Airlie temp = ast_mindwm(ast, 0x1e6e2040); 16440e5ce924SDave Airlie ast_moutdwm(ast, 0x1e6e2040, temp | 0x40); 1645312fec14SDave Airlie } 1646312fec14SDave Airlie 1647312fec14SDave Airlie /* wait ready */ 1648312fec14SDave Airlie do { 1649312fec14SDave Airlie reg = ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xd0, 0xff); 1650312fec14SDave Airlie } while ((reg & 0x40) == 0); 1651312fec14SDave Airlie } 1652312fec14SDave Airlie 1653