| /* |
| * Copyright (c) 2015-2018, Renesas Electronics Corporation. All rights reserved. |
| * |
| * SPDX-License-Identifier: BSD-3-Clause |
| */ |
| |
| |
| #include <stdint.h> |
| #include <debug.h> |
| |
| #include "boot_init_dram_regdef_e3.h" |
| #include "ddr_init_e3.h" |
| |
| #include "../dram_sub_func.h" |
| |
| /* rev.0.04 add variables */ |
| /******************************************************************************* |
| * variables |
| ******************************************************************************/ |
| uint32_t ddrBackup; |
| |
| /* rev.0.03 add Prototypes */ |
| /******************************************************************************* |
| * Prototypes |
| ******************************************************************************/ |
| /* static uint32_t init_ddr(void); rev.0.04 */ |
| /* static uint32_t recovery_from_backup_mode(void); rev.0.04 */ |
| /* int32_t dram_update_boot_status(uint32_t status); rev.0.04 */ |
| |
| /* rev.0.03 add Comment */ |
| /******************************************************************************* |
| * register write/read function |
| ******************************************************************************/ |
| static void WriteReg_32(uint32_t a, uint32_t v) |
| { |
| (*(volatile uint32_t*)(uintptr_t)a) = v; |
| } /* WriteReg_32 */ |
| |
| static uint32_t ReadReg_32(uint32_t a) |
| { |
| uint32_t w = (*(volatile uint32_t*)(uintptr_t)a); |
| return w; |
| } /* ReadReg_32 */ |
| |
| /* rev.0.04 add Comment */ |
| /******************************************************************************* |
| * Initialize ddr |
| ******************************************************************************/ |
| uint32_t init_ddr(void) |
| { |
| |
| uint32_t RegVal_R2, RegVal_R5, RegVal_R6, RegVal_R7, RegVal_R12, i; |
| uint32_t ddr_md; |
| |
| /* rev.0.08 */ |
| uint32_t RegVal,j; |
| uint32_t dqsgd_0c, bdlcount_0c, bdlcount_0c_div2, bdlcount_0c_div4, bdlcount_0c_div8, bdlcount_0c_div16; |
| uint32_t gatesl_0c, rdqsd_0c, rdqsnd_0c, rbd_0c[4]; |
| uint32_t pdqsr_ctl,lcdl_ctl,lcdl_judge1,lcdl_judge2; |
| |
| /* rev.0.08 */ |
| if ((ReadReg_32(0xFFF00044) & 0x000000FF) == 0x00000000) { |
| pdqsr_ctl = 1; |
| lcdl_ctl = 1; |
| }else { |
| pdqsr_ctl = 0; |
| lcdl_ctl = 0; |
| } |
| |
| /* Judge the DDR bit rate (ddr_md : 0 = 1584Mbps, 1 = 1856Mbps) */ |
| ddr_md = (ReadReg_32(RST_MODEMR)>>19)&BIT0; |
| |
| /* 1584Mbps setting */ |
| if (ddr_md==0){ |
| /* CPG setting ===============================================*/ |
| WriteReg_32(CPG_CPGWPR,0x5A5AFFFF); |
| WriteReg_32(CPG_CPGWPCR,0xA5A50000); |
| |
| WriteReg_32(CPG_SRCR4,0x20000000); |
| |
| WriteReg_32(0xE61500DC,0xe2200000); /* Change to 1584Mbps */ |
| while ( (BIT11 & ReadReg_32(CPG_PLLECR)) == 0 ); |
| |
| WriteReg_32(CPG_SRSTCLR4,0x20000000); |
| |
| WriteReg_32(CPG_CPGWPCR,0xA5A50001); |
| |
| /* CPG setting ===============================================*/ |
| } /* ddr_md */ |
| |
| WriteReg_32(DBSC_E3_DBSYSCNT0,0x00001234); |
| WriteReg_32(DBSC_E3_DBKIND,0x00000007); |
| |
| |
| #if RCAR_DRAM_DDR3L_MEMCONF == 0 |
| WriteReg_32(DBSC_E3_DBMEMCONF00,0x0f030a02); /* 1GB */ |
| #elif RCAR_DRAM_DDR3L_MEMCONF == 1 |
| WriteReg_32(DBSC_E3_DBMEMCONF00,0x10030a02); /* 2GB(default) */ |
| #elif RCAR_DRAM_DDR3L_MEMCONF == 2 |
| WriteReg_32(DBSC_E3_DBMEMCONF00,0x10030b02); /* 4GB */ |
| #else |
| WriteReg_32(DBSC_E3_DBMEMCONF00,0x10030a02); /* 2GB */ |
| #endif |
| |
| #if RCAR_DRAM_DDR3L_MEMDUAL == 1 |
| RegVal_R2 = (ReadReg_32(0xE6790614)); |
| WriteReg_32(0xE6790614,RegVal_R2 | 0x00000003); /* MCS1_N/MODT1 are activated. */ |
| #endif |
| |
| |
| |
| WriteReg_32(DBSC_E3_DBPHYCONF0,0x00000001); |
| |
| /* Select setting value in bps */ |
| if (ddr_md==0){ /* 1584Mbps */ |
| WriteReg_32(DBSC_E3_DBTR0,0x0000000B); |
| WriteReg_32(DBSC_E3_DBTR1,0x00000008); |
| } else { /* 1856Mbps */ |
| WriteReg_32(DBSC_E3_DBTR0,0x0000000D); |
| WriteReg_32(DBSC_E3_DBTR1,0x00000009); |
| } /* ddr_md */ |
| |
| WriteReg_32(DBSC_E3_DBTR2,0x00000000); |
| |
| /* Select setting value in bps */ |
| if (ddr_md==0){ /* 1584Mbps */ |
| WriteReg_32(DBSC_E3_DBTR3,0x0000000B); |
| WriteReg_32(DBSC_E3_DBTR4,0x000B000B); |
| WriteReg_32(DBSC_E3_DBTR5,0x00000027); |
| WriteReg_32(DBSC_E3_DBTR6,0x0000001C); |
| } else { /* 1856Mbps */ |
| WriteReg_32(DBSC_E3_DBTR3,0x0000000D); |
| WriteReg_32(DBSC_E3_DBTR4,0x000D000D); |
| WriteReg_32(DBSC_E3_DBTR5,0x0000002D); |
| WriteReg_32(DBSC_E3_DBTR6,0x00000020); |
| } /* ddr_md */ |
| |
| WriteReg_32(DBSC_E3_DBTR7,0x00060006); |
| |
| /* Select setting value in bps */ |
| if (ddr_md==0){ /* 1584Mbps */ |
| WriteReg_32(DBSC_E3_DBTR8,0x00000020); |
| WriteReg_32(DBSC_E3_DBTR9,0x00000006); |
| WriteReg_32(DBSC_E3_DBTR10,0x0000000C); |
| WriteReg_32(DBSC_E3_DBTR11,0x0000000A); |
| WriteReg_32(DBSC_E3_DBTR12,0x00120012); |
| WriteReg_32(DBSC_E3_DBTR13,0x000000CE); |
| WriteReg_32(DBSC_E3_DBTR14,0x00140005); |
| WriteReg_32(DBSC_E3_DBTR15,0x00050004); |
| WriteReg_32(DBSC_E3_DBTR16,0x071F0305); |
| WriteReg_32(DBSC_E3_DBTR17,0x040C0000); |
| } else { /* 1856Mbps */ |
| WriteReg_32(DBSC_E3_DBTR8,0x00000021); |
| WriteReg_32(DBSC_E3_DBTR9,0x00000007); |
| WriteReg_32(DBSC_E3_DBTR10,0x0000000E); |
| WriteReg_32(DBSC_E3_DBTR11,0x0000000C); |
| WriteReg_32(DBSC_E3_DBTR12,0x00140014); |
| WriteReg_32(DBSC_E3_DBTR13,0x000000F2); |
| WriteReg_32(DBSC_E3_DBTR14,0x00170006); |
| WriteReg_32(DBSC_E3_DBTR15,0x00060005); |
| WriteReg_32(DBSC_E3_DBTR16,0x09210507); |
| WriteReg_32(DBSC_E3_DBTR17,0x040E0000); |
| } /* ddr_md */ |
| |
| WriteReg_32(DBSC_E3_DBTR18,0x00000200); |
| |
| /* Select setting value in bps */ |
| if (ddr_md==0){ /* 1584Mbps */ |
| WriteReg_32(DBSC_E3_DBTR19,0x01000040); |
| WriteReg_32(DBSC_E3_DBTR20,0x020000D6); |
| } else { /* 1856Mbps */ |
| WriteReg_32(DBSC_E3_DBTR19,0x0129004B); |
| WriteReg_32(DBSC_E3_DBTR20,0x020000FB); |
| } /* ddr_md */ |
| |
| WriteReg_32(DBSC_E3_DBTR21,0x00040004); |
| WriteReg_32(DBSC_E3_DBBL,0x00000000); |
| WriteReg_32(DBSC_E3_DBODT0,0x00000001); |
| WriteReg_32(DBSC_E3_DBADJ0,0x00000001); |
| WriteReg_32(DBSC_E3_DBSYSCONF1,0x00000002); |
| WriteReg_32(DBSC_E3_DBDFICNT0,0x00000010); |
| WriteReg_32(DBSC_E3_DBBCAMDIS,0x00000001); |
| WriteReg_32(DBSC_E3_DBSCHRW1,0x00000046); |
| |
| /* Select setting value in bps */ |
| if (ddr_md==0){ /* 1584Mbps */ |
| WriteReg_32(DBSC_E3_SCFCTST0,0x0D050B03); |
| WriteReg_32(DBSC_E3_SCFCTST1,0x0306030C); |
| } else { /* 1856Mbps */ |
| WriteReg_32(DBSC_E3_SCFCTST0,0x0C050B03); |
| WriteReg_32(DBSC_E3_SCFCTST1,0x0305030C); |
| } /* ddr_md */ |
| |
| /* rev.0.03 add Comment */ |
| /**************************************************************************** |
| * Initial_Step0( INITBYP ) |
| ***************************************************************************/ |
| WriteReg_32(DBSC_E3_DBPDLK0,0x0000A55A); |
| WriteReg_32(DBSC_E3_DBCMD,0x01840001); |
| WriteReg_32(DBSC_E3_DBCMD,0x08840000); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000001); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x80010000); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000006); |
| while ( (BIT0 & ReadReg_32(DBSC_E3_DBPDRGD0)) == 0 ); |
| |
| /* rev.0.03 add Comment */ |
| /**************************************************************************** |
| * Initial_Step1( ZCAL,PLLINIT,DCAL,PHYRST training ) |
| ***************************************************************************/ |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000008); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x000B8000); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000090); |
| |
| /* Select setting value in bps */ |
| if (ddr_md==0){ /* 1584Mbps */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x04058904); |
| } else { /* 1856Mbps */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x04058A04); |
| } /* ddr_md */ |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000091); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x0007BB6B); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000095); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x0007BBAD); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000099); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x0007BB6B); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000090); |
| |
| /* Select setting value in bps */ |
| if (ddr_md==0){ /* 1584Mbps */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x04058900); |
| } else { /* 1856Mbps */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x04058A00); |
| } /* ddr_md */ |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000021); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x0024641E); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000001); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x00010073); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000006); |
| while ( (BIT0 & ReadReg_32(DBSC_E3_DBPDRGD0)) == 0 ); |
| |
| /* rev.0.03 add Comment */ |
| /**************************************************************************** |
| * Initial_Step2( DRAMRST/DRAMINT training ) |
| ***************************************************************************/ |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000090); |
| |
| /* Select setting value in bps */ |
| if (ddr_md==0){ /* 1584Mbps */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x0C058900); |
| } else { /* 1856Mbps */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x0C058A00); |
| } /* ddr_md */ |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000090); |
| |
| /* Select setting value in bps */ |
| if (ddr_md==0){ /* 1584Mbps */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x04058900); |
| } else { /* 1856Mbps */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x04058A00); |
| } /* ddr_md */ |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000006); |
| while ( (BIT0 & ReadReg_32(DBSC_E3_DBPDRGD0)) == 0 ); |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000003); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x0780C700); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000007); |
| while ( (BIT30 & ReadReg_32(DBSC_E3_DBPDRGD0)) == 0 ); |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000004); |
| |
| /* Select setting value in bps */ |
| if (ddr_md==0){ /* 1584Mbps */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,(uint32_t)(REFRESH_RATE*792/125)-400 + 0x08B00000); |
| } else { /* 1856Mbps */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,(uint32_t)(REFRESH_RATE*928/125)-400 + 0x0A300000); |
| } /* ddr_md */ |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000022); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x1000040B); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000023); |
| |
| /* Select setting value in bps */ |
| if (ddr_md==0){ /* 1584Mbps */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x2D9C0B66); |
| } else { /* 1856Mbps */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x35A00D77); |
| } /* ddr_md */ |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000024); |
| |
| /* Select setting value in bps */ |
| if (ddr_md==0){ /* 1584Mbps */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x2A88B400); |
| } else { /* 1856Mbps */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x2A8A2C28); |
| } /* ddr_md */ |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000025); |
| |
| /* Select setting value in bps */ |
| if (ddr_md==0){ /* 1584Mbps */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x30005200); |
| } else { /* 1856Mbps */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x30005E00); |
| } /* ddr_md */ |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000026); |
| |
| /* Select setting value in bps */ |
| if (ddr_md==0){ /* 1584Mbps */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x0014A9C9); |
| } else { /* 1856Mbps */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x0014CB49); |
| } /* ddr_md */ |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000027); |
| |
| /* Select setting value in bps */ |
| if (ddr_md==0){ /* 1584Mbps */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x00000D70); |
| } else { /* 1856Mbps */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x00000F14); |
| } /* ddr_md */ |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000028); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x00000046); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000029); |
| |
| /* Select setting value in bps */ |
| if (ddr_md==0){ /* 1584Mbps */ |
| if (REFRESH_RATE > 3900) { |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x00000018); /* [7]SRT=0 */ |
| } else { |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x00000098); /* [7]SRT=1 */ |
| } |
| } else { /* 1856Mbps */ |
| if (REFRESH_RATE > 3900) { |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x00000020); /* [7]SRT=0 */ |
| } else { |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x000000A0); /* [7]SRT=1 */ |
| } /* REFRESH_RATE */ |
| } /* ddr_md */ |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x0000002C); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x81003047); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000020); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x00181884); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x0000001A); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x33C03C10); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000006); |
| while ( (BIT0 & ReadReg_32(DBSC_E3_DBPDRGD0)) == 0 ); |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000A7); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x0D0D0D0D); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000A8); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x0D0D0D0D); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000A9); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x000D0D0D); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000C7); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x0D0D0D0D); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000C8); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x0D0D0D0D); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000C9); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x000D0D0D); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000E7); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x0D0D0D0D); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000E8); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x0D0D0D0D); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000E9); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x000D0D0D); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000107); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x0D0D0D0D); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000108); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x0D0D0D0D); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000109); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x000D0D0D); |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000001); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x00010181); |
| WriteReg_32(DBSC_E3_DBCMD,0x08840001); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000006); |
| while ( (BIT0 & ReadReg_32(DBSC_E3_DBPDRGD0)) == 0 ); |
| |
| /* rev.0.03 add Comment */ |
| /**************************************************************************** |
| * Initial_Step3( WL/QSG training ) |
| ***************************************************************************/ |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000001); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x00010601); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000006); |
| while ( (BIT0 & ReadReg_32(DBSC_E3_DBPDRGD0)) == 0 ); |
| |
| /* rev.0.03 add Comment */ |
| /**************************************************************************** |
| * Initial_Step4( WLADJ training ) |
| ***************************************************************************/ |
| for ( i = 0; i<4; i++){ |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000B1 + i*0x20); |
| RegVal_R5 = (ReadReg_32(DBSC_E3_DBPDRGD0) & 0x0000FF00) >> 0x8; |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000B4 + i*0x20); |
| RegVal_R6 = (ReadReg_32(DBSC_E3_DBPDRGD0) & 0x000000FF); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000B3 + i*0x20); |
| RegVal_R7 = (ReadReg_32(DBSC_E3_DBPDRGD0) & 0x00000007); |
| if ( RegVal_R6 > 0 ){ |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000B2 + i*0x20); |
| RegVal_R2 = (ReadReg_32(DBSC_E3_DBPDRGD0) & 0xFFFFFFF8); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000B2 + i*0x20); |
| WriteReg_32(DBSC_E3_DBPDRGD0,RegVal_R2 | ((RegVal_R7 + 0x1) & 0x00000007)); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000B0 + i*0x20); |
| RegVal_R2 = (ReadReg_32(DBSC_E3_DBPDRGD0) & 0xFFFFFF00); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000B0 + i*0x20); |
| WriteReg_32(DBSC_E3_DBPDRGD0,RegVal_R2 | RegVal_R6); |
| } else { |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000B2 + i*0x20); |
| RegVal_R2 = (ReadReg_32(DBSC_E3_DBPDRGD0) & 0xFFFFFFF8); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000B2 + i*0x20); |
| WriteReg_32(DBSC_E3_DBPDRGD0,RegVal_R2 | RegVal_R7); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000B0 + i*0x20); |
| RegVal_R2 = (ReadReg_32(DBSC_E3_DBPDRGD0) & 0xFFFFFF00); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000B0 + i*0x20); |
| WriteReg_32(DBSC_E3_DBPDRGD0,RegVal_R2 | ((RegVal_R6 + ((RegVal_R5) << 1)) & 0x000000FF)); |
| } /* RegVal_R6 */ |
| } /* for i */ |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000005); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0xC1AA00C0); |
| |
| /* rev.0.08 */ |
| if (pdqsr_ctl == 1){}else{ |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000A0); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x7C0002C5); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000C0); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x7C0002C5); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000E0); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x7C0002C5); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000100); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x7C0002C5); |
| |
| } |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000001); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x00010801); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000006); |
| while ( (BIT0 & ReadReg_32(DBSC_E3_DBPDRGD0)) == 0 ); |
| |
| /* rev.0.03 add Comment */ |
| /**************************************************************************** |
| * Initial_Step5678( RdWrbitRdWreye ) |
| ***************************************************************************/ |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000005); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0xC1AA00D8); |
| |
| /* rev.0.08 */ |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000001); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x00011001); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000006); |
| while ( (BIT0 & ReadReg_32(DBSC_E3_DBPDRGD0)) == 0 ); |
| |
| if (pdqsr_ctl == 1){ |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000A0); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x7C0002C5); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000C0); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x7C0002C5); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000E0); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x7C0002C5); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000100); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x7C0002C5); |
| } |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000001); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x00012001); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000006); |
| while ( (BIT0 & ReadReg_32(DBSC_E3_DBPDRGD0)) == 0 ); |
| |
| if (pdqsr_ctl == 1){ |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000A0); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x7C000285); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000C0); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x7C000285); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000E0); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x7C000285); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000100); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x7C000285); |
| } |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000001); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x00014001); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000006); |
| while ( (BIT0 & ReadReg_32(DBSC_E3_DBPDRGD0)) == 0 ); |
| |
| if (pdqsr_ctl == 1){ |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000A0); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x7C0002C5); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000C0); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x7C0002C5); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000E0); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x7C0002C5); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000100); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x7C0002C5); |
| } |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000001); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x00018001); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000006); |
| while ( (BIT0 & ReadReg_32(DBSC_E3_DBPDRGD0)) == 0 ); |
| |
| /* rev.0.03 add Comment */ |
| /**************************************************************************** |
| * Initial_Step3_2( DQS Gate Training ) |
| ***************************************************************************/ |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000A0); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x7C000285); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000C0); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x7C000285); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000E0); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x7C000285); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000100); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x7C000285); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x0000002C); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x81003087); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000001); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x00010401); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000006); |
| while ( (BIT0 & ReadReg_32(DBSC_E3_DBPDRGD0)) == 0 ); |
| |
| /* rev.0.03 add Comment */ |
| /**************************************************************************** |
| * Initial_Step5-2_7-2( Rd bit Rd eye ) |
| ***************************************************************************/ |
| for ( i = 0; i < 4; i++){ |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000B1 + i*0x20); |
| RegVal_R5 = ((ReadReg_32(DBSC_E3_DBPDRGD0) & 0x0000FF00) >> 0x8); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000B4 + i*0x20); |
| RegVal_R6 = (ReadReg_32(DBSC_E3_DBPDRGD0) & 0x000000FF); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000B3 + i*0x20); |
| RegVal_R7 = (ReadReg_32(DBSC_E3_DBPDRGD0) & 0x00000007); |
| RegVal_R12 = (RegVal_R5 >> 0x2); |
| if ( RegVal_R12 < RegVal_R6 ){ |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000B2 + i*0x20); |
| RegVal_R2 = (ReadReg_32(DBSC_E3_DBPDRGD0) & 0xFFFFFFF8); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000B2 + i*0x20); |
| WriteReg_32(DBSC_E3_DBPDRGD0,RegVal_R2 | ((RegVal_R7 + 0x1) & 0x00000007)); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000B0 + i*0x20); |
| RegVal_R2 = (ReadReg_32(DBSC_E3_DBPDRGD0) & 0xFFFFFF00); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000B0 + i*0x20); |
| WriteReg_32(DBSC_E3_DBPDRGD0,RegVal_R2 | ((RegVal_R6 - (RegVal_R12)) & 0x000000FF)); |
| } else { |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000B2 + i*0x20); |
| RegVal_R2 = (ReadReg_32(DBSC_E3_DBPDRGD0) & 0xFFFFFFF8); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000B2 + i*0x20); |
| WriteReg_32(DBSC_E3_DBPDRGD0,RegVal_R2 | (RegVal_R7 & 0x00000007)); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000B0 + i*0x20); |
| RegVal_R2 = (ReadReg_32(DBSC_E3_DBPDRGD0) & 0xFFFFFF00); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000B0 + i*0x20); |
| WriteReg_32(DBSC_E3_DBPDRGD0,RegVal_R2 | ((RegVal_R6 + (RegVal_R5) + ((RegVal_R5) >> 1) + (RegVal_R12)) & 0x000000FF)); |
| } /* RegVal_R12 < RegVal_R6 */ |
| } /* for i */ |
| |
| /* rev.0.08 */ |
| if (pdqsr_ctl == 1){}else{ |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000A0); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x7C0002C5); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000C0); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x7C0002C5); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000E0); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x7C0002C5); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000100); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x7C0002C5); |
| |
| } |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000001); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x00015001); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000006); |
| while ( (BIT0 & ReadReg_32(DBSC_E3_DBPDRGD0)) == 0 ); |
| |
| |
| /* rev.0.08 */ |
| if (lcdl_ctl == 1){ |
| for (i=0; i< 4; i++) { |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000B0 + i*0x20); |
| dqsgd_0c = (ReadReg_32(DBSC_E3_DBPDRGD0) & 0x000000FF); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000B1 + i*0x20); |
| bdlcount_0c = ((ReadReg_32(DBSC_E3_DBPDRGD0) & 0x0000FF00) >> 8); |
| bdlcount_0c_div2 = (bdlcount_0c >> 1); |
| bdlcount_0c_div4 = (bdlcount_0c >> 2); |
| bdlcount_0c_div8 = (bdlcount_0c >> 3); |
| bdlcount_0c_div16 = (bdlcount_0c >> 4); |
| |
| if (ddr_md==0){ /* 1584Mbps */ |
| lcdl_judge1 = bdlcount_0c_div2 + bdlcount_0c_div4 + bdlcount_0c_div8 ; |
| lcdl_judge2 = bdlcount_0c + bdlcount_0c_div4 + bdlcount_0c_div16 ; |
| } else { /* 1856Mbps */ |
| lcdl_judge1 = bdlcount_0c_div2 + bdlcount_0c_div4 ; |
| lcdl_judge2 = bdlcount_0c + bdlcount_0c_div4 ; |
| } /* ddr_md */ |
| |
| if (dqsgd_0c > lcdl_judge1) { |
| if (dqsgd_0c <= lcdl_judge2) { |
| WriteReg_32(DBSC_E3_DBPDRGA0, 0x000000B0 + i * 0x20); |
| RegVal = (ReadReg_32(DBSC_E3_DBPDRGD0) & 0xFFFFFF00); |
| WriteReg_32(DBSC_E3_DBPDRGD0,((dqsgd_0c - bdlcount_0c_div8) | RegVal)); |
| } else { |
| WriteReg_32(DBSC_E3_DBPDRGA0, 0x000000B0 + i * 0x20); |
| RegVal = (ReadReg_32(DBSC_E3_DBPDRGD0) & 0xFFFFFF00); |
| WriteReg_32(DBSC_E3_DBPDRGD0, RegVal); |
| WriteReg_32(DBSC_E3_DBPDRGA0, 0x000000B2 + i * 0x20); |
| gatesl_0c = (ReadReg_32(DBSC_E3_DBPDRGD0) & 0x00000007); |
| WriteReg_32(DBSC_E3_DBPDRGA0, 0x000000B2 + i * 0x20); |
| RegVal = (ReadReg_32(DBSC_E3_DBPDRGD0) & 0xFFFFFFF8); |
| WriteReg_32(DBSC_E3_DBPDRGD0, (RegVal|(gatesl_0c + 1))); |
| WriteReg_32(DBSC_E3_DBPDRGA0, 0x000000AF + i * 0x20); |
| RegVal = (ReadReg_32(DBSC_E3_DBPDRGD0)); |
| rdqsd_0c = (RegVal & 0x0000FF00) >> 8; |
| rdqsnd_0c = (RegVal & 0x00FF0000) >> 16; |
| WriteReg_32(DBSC_E3_DBPDRGA0, 0x000000AF + i * 0x20); |
| WriteReg_32(DBSC_E3_DBPDRGD0, ((RegVal & 0xFF0000FF)|((rdqsd_0c + bdlcount_0c_div4) << 8)|((rdqsnd_0c + bdlcount_0c_div4) << 16))); |
| WriteReg_32(DBSC_E3_DBPDRGA0, 0x000000AA + i * 0x20); |
| RegVal = (ReadReg_32(DBSC_E3_DBPDRGD0)); |
| rbd_0c[0] = (RegVal ) & 0x0000001f; |
| rbd_0c[1] = (RegVal >> 8) & 0x0000001f; |
| rbd_0c[2] = (RegVal >> 16) & 0x0000001f; |
| rbd_0c[3] = (RegVal >> 24) & 0x0000001f; |
| WriteReg_32(DBSC_E3_DBPDRGA0, 0x000000AA + i * 0x20); |
| RegVal = (ReadReg_32(DBSC_E3_DBPDRGD0) & 0xE0E0E0E0); |
| for (j=0; j< 4; j++) { |
| rbd_0c[j] = (rbd_0c[j] + bdlcount_0c_div4); |
| if (rbd_0c[j] > 0x1F) rbd_0c[j] = 0x1F; |
| RegVal = RegVal | (rbd_0c[j] <<8*j); |
| } |
| WriteReg_32(DBSC_E3_DBPDRGD0, RegVal); |
| WriteReg_32(DBSC_E3_DBPDRGA0, 0x000000AB + i * 0x20); |
| RegVal = (ReadReg_32(DBSC_E3_DBPDRGD0)); |
| rbd_0c[0] = (RegVal ) & 0x0000001f; |
| rbd_0c[1] = (RegVal >> 8) & 0x0000001f; |
| rbd_0c[2] = (RegVal >> 16) & 0x0000001f; |
| rbd_0c[3] = (RegVal >> 24) & 0x0000001f; |
| WriteReg_32(DBSC_E3_DBPDRGA0, 0x000000AB + i * 0x20); |
| RegVal = (ReadReg_32(DBSC_E3_DBPDRGD0) & 0xE0E0E0E0); |
| for (j=0; j< 4; j++) { |
| rbd_0c[j] = (rbd_0c[j] + bdlcount_0c_div4); |
| if (rbd_0c[j] > 0x1F) rbd_0c[j] = 0x1F; |
| RegVal = RegVal | (rbd_0c[j] <<8*j); |
| } |
| WriteReg_32(DBSC_E3_DBPDRGD0, RegVal); |
| } |
| } |
| } |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000002); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x07D81E37); |
| } |
| |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000003); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x0380C700); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000007); |
| while ( (BIT30 & ReadReg_32(DBSC_E3_DBPDRGD0)) != 0 ); |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000021); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x0024643E); |
| |
| WriteReg_32(DBSC_E3_DBBUS0CNF1,0x00000010); |
| WriteReg_32(DBSC_E3_DBCALCNF, (uint32_t)(64000000/REFRESH_RATE) + 0x01000000); |
| /* Select setting value in bps */ |
| if (ddr_md==0){ /* 1584Mbps */ |
| WriteReg_32(DBSC_E3_DBRFCNF1, (uint32_t)(REFRESH_RATE*99/125) + 0x00080000); |
| } else { /* 1856Mbps */ |
| WriteReg_32(DBSC_E3_DBRFCNF1, (uint32_t)(REFRESH_RATE*116/125) + 0x00080000); |
| } /* ddr_md */ |
| |
| WriteReg_32(DBSC_E3_DBRFCNF2,0x00010000); |
| WriteReg_32(DBSC_E3_DBDFICUPDCNF,0x40100001); |
| WriteReg_32(DBSC_E3_DBRFEN,0x00000001); |
| WriteReg_32(DBSC_E3_DBACEN,0x00000001); |
| |
| /* rev.0.08 */ |
| if (pdqsr_ctl == 1){ |
| WriteReg_32(0xE67F0018,0x00000001); |
| RegVal = ReadReg_32(0x40000000); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000000); |
| WriteReg_32(DBSC_E3_DBPDRGD0,RegVal); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000A0); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x7C0002C5); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000C0); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x7C0002C5); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000E0); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x7C0002C5); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000100); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x7C0002C5); |
| |
| } |
| |
| |
| /* rev.0.03 add Comment */ |
| /**************************************************************************** |
| * Initial_Step9( Initial End ) |
| ***************************************************************************/ |
| WriteReg_32(DBSC_E3_DBPDLK0,0x00000000); |
| WriteReg_32(DBSC_E3_DBSYSCNT0,0x00000000); |
| |
| #ifdef ddr_qos_init_setting /* only for non qos_init */ |
| WriteReg_32(DBSC_E3_DBSYSCNT0,0x00001234); |
| WriteReg_32(DBSC_E3_DBCAM0CNF1,0x00043218); |
| WriteReg_32(DBSC_E3_DBCAM0CNF2,0x000000F4); |
| WriteReg_32(DBSC_E3_DBSCHCNT0,0x000f0037); |
| WriteReg_32(DBSC_E3_DBSCHSZ0,0x00000001); |
| WriteReg_32(DBSC_E3_DBSCHRW0,0x22421111); |
| WriteReg_32(DBSC_E3_SCFCTST2,0x012F1123); |
| WriteReg_32(DBSC_E3_DBSCHQOS00,0x00000F00); |
| WriteReg_32(DBSC_E3_DBSCHQOS01,0x00000B00); |
| WriteReg_32(DBSC_E3_DBSCHQOS02,0x00000000); |
| WriteReg_32(DBSC_E3_DBSCHQOS03,0x00000000); |
| WriteReg_32(DBSC_E3_DBSCHQOS40,0x00000300); |
| WriteReg_32(DBSC_E3_DBSCHQOS41,0x000002F0); |
| WriteReg_32(DBSC_E3_DBSCHQOS42,0x00000200); |
| WriteReg_32(DBSC_E3_DBSCHQOS43,0x00000100); |
| WriteReg_32(DBSC_E3_DBSCHQOS90,0x00000100); |
| WriteReg_32(DBSC_E3_DBSCHQOS91,0x000000F0); |
| WriteReg_32(DBSC_E3_DBSCHQOS92,0x000000A0); |
| WriteReg_32(DBSC_E3_DBSCHQOS93,0x00000040); |
| WriteReg_32(DBSC_E3_DBSCHQOS130,0x00000100); |
| WriteReg_32(DBSC_E3_DBSCHQOS131,0x000000F0); |
| WriteReg_32(DBSC_E3_DBSCHQOS132,0x000000A0); |
| WriteReg_32(DBSC_E3_DBSCHQOS133,0x00000040); |
| WriteReg_32(DBSC_E3_DBSCHQOS140,0x000000C0); |
| WriteReg_32(DBSC_E3_DBSCHQOS141,0x000000B0); |
| WriteReg_32(DBSC_E3_DBSCHQOS142,0x00000080); |
| WriteReg_32(DBSC_E3_DBSCHQOS143,0x00000040); |
| WriteReg_32(DBSC_E3_DBSCHQOS150,0x00000040); |
| WriteReg_32(DBSC_E3_DBSCHQOS151,0x00000030); |
| WriteReg_32(DBSC_E3_DBSCHQOS152,0x00000020); |
| WriteReg_32(DBSC_E3_DBSCHQOS153,0x00000010); |
| |
| /* rev.0.08 */ |
| if (pdqsr_ctl == 1){}else{ |
| WriteReg_32(0xE67F0018,0x00000001); |
| } |
| |
| WriteReg_32(DBSC_E3_DBSYSCNT0,0x00000000); |
| #endif |
| |
| return 1; /* rev.0.04 Restore the return code */ |
| |
| } /* init_ddr */ |
| |
| /* rev.0.04 add function */ |
| uint32_t recovery_from_backup_mode(void) |
| { |
| |
| /**************************************************************************** |
| * recovery_Step0(DBSC Setting 1) / same "init_ddr" |
| ***************************************************************************/ |
| uint32_t RegVal_R2, RegVal_R5, RegVal_R6, RegVal_R7, RegVal_R12, i; |
| uint32_t ddr_md; |
| uint32_t err; |
| |
| |
| /* rev.0.08 */ |
| uint32_t RegVal,j; |
| uint32_t dqsgd_0c, bdlcount_0c, bdlcount_0c_div2, bdlcount_0c_div4, bdlcount_0c_div8, bdlcount_0c_div16; |
| uint32_t gatesl_0c, rdqsd_0c, rdqsnd_0c, rbd_0c[4]; |
| uint32_t pdqsr_ctl,lcdl_ctl,lcdl_judge1,lcdl_judge2; |
| |
| /* rev.0.08 */ |
| if ((ReadReg_32(0xFFF00044) & 0x000000FF) == 0x00000000) { |
| pdqsr_ctl = 1; |
| lcdl_ctl = 1; |
| }else { |
| pdqsr_ctl = 0; |
| lcdl_ctl = 0; |
| } |
| |
| |
| /* Judge the DDR bit rate (ddr_md : 0 = 1584Mbps, 1 = 1856Mbps) */ |
| ddr_md = (ReadReg_32(RST_MODEMR)>>19)&BIT0; |
| |
| /* 1584Mbps setting */ |
| if (ddr_md==0){ |
| /* CPG setting ===============================================*/ |
| WriteReg_32(CPG_CPGWPR,0x5A5AFFFF); |
| WriteReg_32(CPG_CPGWPCR,0xA5A50000); |
| |
| WriteReg_32(CPG_SRCR4,0x20000000); |
| |
| WriteReg_32(0xE61500DC,0xe2200000); /* Change to 1584Mbps */ |
| while ( (BIT11 & ReadReg_32(CPG_PLLECR)) == 0 ); |
| |
| WriteReg_32(CPG_SRSTCLR4,0x20000000); |
| |
| WriteReg_32(CPG_CPGWPCR,0xA5A50001); |
| |
| /* CPG setting ===============================================*/ |
| } /* ddr_md */ |
| |
| WriteReg_32(DBSC_E3_DBSYSCNT0,0x00001234); |
| WriteReg_32(DBSC_E3_DBKIND,0x00000007); |
| |
| #if RCAR_DRAM_DDR3L_MEMCONF == 0 |
| WriteReg_32(DBSC_E3_DBMEMCONF00,0x0f030a02); |
| #elif RCAR_DRAM_DDR3L_MEMCONF == 1 |
| WriteReg_32(DBSC_E3_DBMEMCONF00,0x10030a02); |
| #elif RCAR_DRAM_DDR3L_MEMCONF == 2 |
| WriteReg_32(DBSC_E3_DBMEMCONF00,0x10030b02); |
| #else |
| WriteReg_32(DBSC_E3_DBMEMCONF00,0x10030a02); |
| #endif |
| |
| /* rev.0.08 */ |
| #if RCAR_DRAM_DDR3L_MEMDUAL == 1 |
| RegVal_R2 = (ReadReg_32(0xE6790614)); |
| WriteReg_32(0xE6790614,RegVal_R2 | 0x00000003); /* MCS1_N/MODT1 are activated. */ |
| #endif |
| |
| WriteReg_32(DBSC_E3_DBPHYCONF0,0x00000001); |
| |
| /* Select setting value in bps */ |
| if (ddr_md==0){ /* 1584Mbps */ |
| WriteReg_32(DBSC_E3_DBTR0,0x0000000B); |
| WriteReg_32(DBSC_E3_DBTR1,0x00000008); |
| } else { /* 1856Mbps */ |
| WriteReg_32(DBSC_E3_DBTR0,0x0000000D); |
| WriteReg_32(DBSC_E3_DBTR1,0x00000009); |
| } /* ddr_md */ |
| |
| WriteReg_32(DBSC_E3_DBTR2,0x00000000); |
| |
| /* Select setting value in bps */ |
| if (ddr_md==0){ /* 1584Mbps */ |
| WriteReg_32(DBSC_E3_DBTR3,0x0000000B); |
| WriteReg_32(DBSC_E3_DBTR4,0x000B000B); |
| WriteReg_32(DBSC_E3_DBTR5,0x00000027); |
| WriteReg_32(DBSC_E3_DBTR6,0x0000001C); |
| } else { /* 1856Mbps */ |
| WriteReg_32(DBSC_E3_DBTR3,0x0000000D); |
| WriteReg_32(DBSC_E3_DBTR4,0x000D000D); |
| WriteReg_32(DBSC_E3_DBTR5,0x0000002D); |
| WriteReg_32(DBSC_E3_DBTR6,0x00000020); |
| } /* ddr_md */ |
| |
| WriteReg_32(DBSC_E3_DBTR7,0x00060006); |
| |
| /* Select setting value in bps */ |
| if (ddr_md==0){ /* 1584Mbps */ |
| WriteReg_32(DBSC_E3_DBTR8,0x00000020); |
| WriteReg_32(DBSC_E3_DBTR9,0x00000006); |
| WriteReg_32(DBSC_E3_DBTR10,0x0000000C); |
| WriteReg_32(DBSC_E3_DBTR11,0x0000000A); |
| WriteReg_32(DBSC_E3_DBTR12,0x00120012); |
| WriteReg_32(DBSC_E3_DBTR13,0x000000CE); |
| WriteReg_32(DBSC_E3_DBTR14,0x00140005); |
| WriteReg_32(DBSC_E3_DBTR15,0x00050004); |
| WriteReg_32(DBSC_E3_DBTR16,0x071F0305); |
| WriteReg_32(DBSC_E3_DBTR17,0x040C0000); |
| } else { /* 1856Mbps */ |
| WriteReg_32(DBSC_E3_DBTR8,0x00000021); |
| WriteReg_32(DBSC_E3_DBTR9,0x00000007); |
| WriteReg_32(DBSC_E3_DBTR10,0x0000000E); |
| WriteReg_32(DBSC_E3_DBTR11,0x0000000C); |
| WriteReg_32(DBSC_E3_DBTR12,0x00140014); |
| WriteReg_32(DBSC_E3_DBTR13,0x000000F2); |
| WriteReg_32(DBSC_E3_DBTR14,0x00170006); |
| WriteReg_32(DBSC_E3_DBTR15,0x00060005); |
| WriteReg_32(DBSC_E3_DBTR16,0x09210507); |
| WriteReg_32(DBSC_E3_DBTR17,0x040E0000); |
| } /* ddr_md */ |
| |
| WriteReg_32(DBSC_E3_DBTR18,0x00000200); |
| |
| /* Select setting value in bps */ |
| if (ddr_md==0){ /* 1584Mbps */ |
| WriteReg_32(DBSC_E3_DBTR19,0x01000040); |
| WriteReg_32(DBSC_E3_DBTR20,0x020000D6); |
| } else { /* 1856Mbps */ |
| WriteReg_32(DBSC_E3_DBTR19,0x0129004B); |
| WriteReg_32(DBSC_E3_DBTR20,0x020000FB); |
| } /* ddr_md */ |
| |
| WriteReg_32(DBSC_E3_DBTR21,0x00040004); |
| WriteReg_32(DBSC_E3_DBBL,0x00000000); |
| WriteReg_32(DBSC_E3_DBODT0,0x00000001); |
| WriteReg_32(DBSC_E3_DBADJ0,0x00000001); |
| WriteReg_32(DBSC_E3_DBSYSCONF1,0x00000002); |
| WriteReg_32(DBSC_E3_DBDFICNT0,0x00000010); |
| WriteReg_32(DBSC_E3_DBBCAMDIS,0x00000001); |
| WriteReg_32(DBSC_E3_DBSCHRW1,0x00000046); |
| |
| /* Select setting value in bps */ |
| if (ddr_md==0){ /* 1584Mbps */ |
| WriteReg_32(DBSC_E3_SCFCTST0,0x0D050B03); |
| WriteReg_32(DBSC_E3_SCFCTST1,0x0306030C); |
| } else { /* 1856Mbps */ |
| WriteReg_32(DBSC_E3_SCFCTST0,0x0C050B03); |
| WriteReg_32(DBSC_E3_SCFCTST1,0x0305030C); |
| } /* ddr_md */ |
| |
| /**************************************************************************** |
| * recovery_Step1(PHY setting 1) |
| ***************************************************************************/ |
| WriteReg_32(DBSC_E3_DBPDLK0,0x0000A55A); |
| WriteReg_32(DBSC_E3_DBCMD,0x01840001); |
| WriteReg_32(DBSC_E3_DBCMD,0x0A840000); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000008); /* DDR_PLLCR */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x000B8000); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000003); /* DDR_PGCR1 */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x0780C700); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000020); /* DDR_DXCCR */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x00181884); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x0000001A); /* DDR_ACIOCR0 */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x33C03C10); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000007); |
| while ( (BIT30 & ReadReg_32(DBSC_E3_DBPDRGD0)) == 0 ); |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000004); |
| |
| /* Select setting value in bps */ |
| if (ddr_md==0){ /* 1584Mbps */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,(uint32_t)(REFRESH_RATE*792/125)-400 + 0x08B00000); |
| } else { /* 1856Mbps */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,(uint32_t)(REFRESH_RATE*928/125)-400 + 0x0A300000); |
| } /* ddr_md */ |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000022); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x1000040B); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000023); |
| |
| /* Select setting value in bps */ |
| if (ddr_md==0){ /* 1584Mbps */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x2D9C0B66); |
| } else { /* 1856Mbps */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x35A00D77); |
| } /* ddr_md */ |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000024); |
| |
| /* Select setting value in bps */ |
| if (ddr_md==0){ /* 1584Mbps */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x2A88B400); |
| } else { /* 1856Mbps */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x2A8A2C28); |
| } /* ddr_md */ |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000025); |
| |
| /* Select setting value in bps */ |
| if (ddr_md==0){ /* 1584Mbps */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x30005200); |
| } else { /* 1856Mbps */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x30005E00); |
| } /* ddr_md */ |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000026); |
| |
| /* Select setting value in bps */ |
| if (ddr_md==0){ /* 1584Mbps */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x0014A9C9); |
| } else { /* 1856Mbps */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x0014CB49); |
| } /* ddr_md */ |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000027); |
| |
| /* Select setting value in bps */ |
| if (ddr_md==0){ /* 1584Mbps */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x00000D70); |
| } else { /* 1856Mbps */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x00000F14); |
| } /* ddr_md */ |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000028); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x00000046); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000029); |
| |
| /* Select setting value in bps */ |
| if (ddr_md==0){ /* 1584Mbps */ |
| if (REFRESH_RATE > 3900) { |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x00000018); /* [7]SRT=0 */ |
| } else { |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x00000098); /* [7]SRT=1 */ |
| } |
| } else { /* 1856Mbps */ |
| if (REFRESH_RATE > 3900) { |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x00000020); /* [7]SRT=0 */ |
| } else { |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x000000A0); /* [7]SRT=1 */ |
| } /* REFRESH_RATE */ |
| } /* ddr_md */ |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x0000002C); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x81003047); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000091); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x0007BB6B); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000095); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x0007BBAD); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000099); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x0007BB6B); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000021); /* DDR_DSGCR */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x0024641E); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000006); /* DDR_PGSR0 */ |
| while ( (BIT0 & ReadReg_32(DBSC_E3_DBPDRGD0)) == 0 ); |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000001); /* DDR_PIR */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x40010000); |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000006); /* DDR_PGSR0 */ |
| while ( (BIT0 & ReadReg_32(DBSC_E3_DBPDRGD0)) == 0 ); |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000092); /* DDR_ZQ0DR */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,0xC2C59AB5); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000096); /* DDR_ZQ1DR */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,0xC4285FBF); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x0000009A); /* DDR_ZQ2DR */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,0xC2C59AB5); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000090); /* DDR_ZQCR */ |
| |
| /* Select setting value in bps */ |
| if (ddr_md==0){ /* 1584Mbps */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x0C058900); |
| } else { /* 1856Mbps */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x0C058A00); |
| } /* ddr_md */ |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000090); /* DDR_ZQCR */ |
| |
| /* Select setting value in bps */ |
| if (ddr_md==0){ /* 1584Mbps */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x04058900); |
| } else { /* 1856Mbps */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x04058A00); |
| } /* ddr_md */ |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000001); /* DDR_PIR */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x00050001); |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000006); /* DDR_PGSR0 */ |
| while ( (BIT0 & ReadReg_32(DBSC_E3_DBPDRGD0)) == 0 ); |
| |
| /* ddr backupmode end */ |
| if(ddrBackup) { |
| NOTICE("[WARM_BOOT]"); |
| } else { |
| NOTICE("[COLD_BOOT]"); |
| } /* ddrBackup */ |
| err=rcar_dram_update_boot_status(ddrBackup); |
| if(err){ |
| NOTICE("[BOOT_STATUS_UPDATE_ERROR]"); |
| return INITDRAM_ERR_I; |
| } /* err */ |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000092); /* DDR_ZQ0DR */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x02C59AB5); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000096); /* DDR_ZQ1DR */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x04285FBF); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x0000009A); /* DDR_ZQ2DR */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x02C59AB5); |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000001); /* DDR_PIR */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x08000000); |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000001); /* DDR_PIR */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x00000003); |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000006); /* DDR_PGSR0 */ |
| while ( (BIT0 & ReadReg_32(DBSC_E3_DBPDRGD0)) == 0 ); |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000001); /* DDR_PIR */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x80010000); |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000006); /* DDR_PGSR0 */ |
| while ( (BIT0 & ReadReg_32(DBSC_E3_DBPDRGD0)) == 0 ); |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000001); /* DDR_PIR */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x00010073); |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000006); /* DDR_PGSR0 */ |
| while ( (BIT0 & ReadReg_32(DBSC_E3_DBPDRGD0)) == 0 ); |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000090); /* DDR_ZQCR */ |
| |
| /* Select setting value in bps */ |
| if (ddr_md==0){ /* 1584Mbps */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x0C058900); |
| } else { /* 1856Mbps */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x0C058A00); |
| } /* ddr_md */ |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000090); /* DDR_ZQCR */ |
| |
| /* Select setting value in bps */ |
| if (ddr_md==0){ /* 1584Mbps */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x04058900); |
| } else { /* 1856Mbps */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x04058A00); |
| } /* ddr_md */ |
| |
| /* rev0.08 */ |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x0000000C); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x18000040); |
| |
| /**************************************************************************** |
| * recovery_Step2(PHY setting 2) |
| ***************************************************************************/ |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000006); |
| while ( (BIT0 & ReadReg_32(DBSC_E3_DBPDRGD0)) == 0 ); |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000A7); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x0D0D0D0D); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000A8); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x0D0D0D0D); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000A9); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x000D0D0D); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000C7); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x0D0D0D0D); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000C8); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x0D0D0D0D); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000C9); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x000D0D0D); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000E7); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x0D0D0D0D); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000E8); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x0D0D0D0D); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000E9); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x000D0D0D); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000107); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x0D0D0D0D); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000108); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x0D0D0D0D); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000109); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x000D0D0D); |
| |
| WriteReg_32(DBSC_E3_DBCALCNF, (uint32_t)(64000000/REFRESH_RATE) + 0x01000000); |
| WriteReg_32(DBSC_E3_DBBUS0CNF1,0x00000010); |
| |
| /* Select setting value in bps */ |
| if (ddr_md==0){ /* 1584Mbps */ |
| WriteReg_32(DBSC_E3_DBRFCNF1, (uint32_t)(REFRESH_RATE*99/125) + 0x00080000); |
| } else { /* 1856Mbps */ |
| WriteReg_32(DBSC_E3_DBRFCNF1, (uint32_t)(REFRESH_RATE*116/125) + 0x00080000); |
| } /* ddr_md */ |
| |
| WriteReg_32(DBSC_E3_DBRFCNF2,0x00010000); |
| WriteReg_32(DBSC_E3_DBRFEN,0x00000001); |
| WriteReg_32(DBSC_E3_DBCMD,0x0A840001); |
| while ( (BIT0 & ReadReg_32(DBSC_E3_DBWAIT)) != 0 ); |
| |
| WriteReg_32(DBSC_E3_DBCMD,0x00000000); |
| |
| WriteReg_32(DBSC_E3_DBCMD,0x04840010); |
| while ( (BIT0 & ReadReg_32(DBSC_E3_DBWAIT)) != 0 ); |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000006); /* DDR_PGSR0 */ |
| while ( (BIT0 & ReadReg_32(DBSC_E3_DBPDRGD0)) == 0 ); |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000001); /* DDR_PIR */ |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x00010701); |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000006); /* DDR_PGSR0 */ |
| while ( (BIT0 & ReadReg_32(DBSC_E3_DBPDRGD0)) == 0 ); |
| |
| for ( i = 0; i<4; i++) |
| { |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000B1 + i*0x20); |
| RegVal_R5 = (ReadReg_32(DBSC_E3_DBPDRGD0) & 0x0000FF00) >> 0x8; |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000B4 + i*0x20); |
| RegVal_R6 = (ReadReg_32(DBSC_E3_DBPDRGD0) & 0x000000FF); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000B3 + i*0x20); |
| RegVal_R7 = (ReadReg_32(DBSC_E3_DBPDRGD0) & 0x00000007); |
| |
| if ( RegVal_R6 > 0 ){ |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000B2 + i*0x20); |
| RegVal_R2 = (ReadReg_32(DBSC_E3_DBPDRGD0) & 0xFFFFFFF8); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000B2 + i*0x20); |
| WriteReg_32(DBSC_E3_DBPDRGD0,RegVal_R2 | ((RegVal_R7 + 0x1) & 0x00000007)); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000B0 + i*0x20); |
| RegVal_R2 = (ReadReg_32(DBSC_E3_DBPDRGD0) & 0xFFFFFF00); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000B0 + i*0x20); |
| WriteReg_32(DBSC_E3_DBPDRGD0,RegVal_R2 | RegVal_R6); |
| } else { |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000B2 + i*0x20); |
| RegVal_R2 = (ReadReg_32(DBSC_E3_DBPDRGD0) & 0xFFFFFFF8); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000B2 + i*0x20); |
| WriteReg_32(DBSC_E3_DBPDRGD0,RegVal_R2 | RegVal_R7); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000B0 + i*0x20); |
| RegVal_R2 = (ReadReg_32(DBSC_E3_DBPDRGD0) & 0xFFFFFF00); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000B0 + i*0x20); |
| WriteReg_32(DBSC_E3_DBPDRGD0,RegVal_R2 | ((RegVal_R6 + ((RegVal_R5) << 1)) & 0x000000FF)); |
| } /* RegVal_R6 */ |
| } /* for i */ |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000005); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0xC1AA00C0); |
| |
| /* rev.0.08 */ |
| if (pdqsr_ctl == 1){}else{ |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000A0); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x7C0002C5); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000C0); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x7C0002C5); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000E0); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x7C0002C5); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000100); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x7C0002C5); |
| |
| } |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000001); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x00010801); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000006); |
| while ( (BIT0 & ReadReg_32(DBSC_E3_DBPDRGD0)) == 0 ); |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000005); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0xC1AA00D8); |
| |
| |
| /* rev.0.08 */ |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000001); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x00011001); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000006); |
| while ( (BIT0 & ReadReg_32(DBSC_E3_DBPDRGD0)) == 0 ); |
| |
| if (pdqsr_ctl == 1){ |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000A0); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x7C0002C5); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000C0); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x7C0002C5); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000E0); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x7C0002C5); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000100); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x7C0002C5); |
| } |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000001); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x00012001); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000006); |
| while ( (BIT0 & ReadReg_32(DBSC_E3_DBPDRGD0)) == 0 ); |
| |
| if (pdqsr_ctl == 1){ |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000A0); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x7C000285); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000C0); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x7C000285); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000E0); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x7C000285); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000100); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x7C000285); |
| } |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000001); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x00014001); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000006); |
| while ( (BIT0 & ReadReg_32(DBSC_E3_DBPDRGD0)) == 0 ); |
| |
| if (pdqsr_ctl == 1){ |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000A0); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x7C0002C5); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000C0); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x7C0002C5); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000E0); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x7C0002C5); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000100); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x7C0002C5); |
| } |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000001); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x00018001); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000006); |
| while ( (BIT0 & ReadReg_32(DBSC_E3_DBPDRGD0)) == 0 ); |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000A0); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x7C000285); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000C0); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x7C000285); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000E0); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x7C000285); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000100); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x7C000285); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x0000002C); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x81003087); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000001); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x00010401); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000006); |
| while ( (BIT0 & ReadReg_32(DBSC_E3_DBPDRGD0)) == 0 ); |
| |
| for ( i = 0; i < 4; i++){ |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000B1 + i*0x20); |
| RegVal_R5 = ((ReadReg_32(DBSC_E3_DBPDRGD0) & 0x0000FF00) >> 0x8); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000B4 + i*0x20); |
| RegVal_R6 = (ReadReg_32(DBSC_E3_DBPDRGD0) & 0x000000FF); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000B3 + i*0x20); |
| RegVal_R7 = (ReadReg_32(DBSC_E3_DBPDRGD0) & 0x00000007); |
| RegVal_R12 = (RegVal_R5 >> 0x2); |
| |
| if ( RegVal_R12 < RegVal_R6 ){ |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000B2 + i*0x20); |
| RegVal_R2 = (ReadReg_32(DBSC_E3_DBPDRGD0) & 0xFFFFFFF8); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000B2 + i*0x20); |
| WriteReg_32(DBSC_E3_DBPDRGD0,RegVal_R2 | ((RegVal_R7 + 0x1) & 0x00000007)); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000B0 + i*0x20); |
| RegVal_R2 = (ReadReg_32(DBSC_E3_DBPDRGD0) & 0xFFFFFF00); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000B0 + i*0x20); |
| WriteReg_32(DBSC_E3_DBPDRGD0,RegVal_R2 | ((RegVal_R6 - (RegVal_R12)) & 0x000000FF)); |
| } else { |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000B2 + i*0x20); |
| RegVal_R2 = (ReadReg_32(DBSC_E3_DBPDRGD0) & 0xFFFFFFF8); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000B2 + i*0x20); |
| WriteReg_32(DBSC_E3_DBPDRGD0,RegVal_R2 | (RegVal_R7 & 0x00000007)); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000B0 + i*0x20); |
| RegVal_R2 = (ReadReg_32(DBSC_E3_DBPDRGD0) & 0xFFFFFF00); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000B0 + i*0x20); |
| WriteReg_32(DBSC_E3_DBPDRGD0,RegVal_R2 | ((RegVal_R6 + (RegVal_R5) + ((RegVal_R5) >> 1) + (RegVal_R12)) & 0x000000FF)); |
| } /* RegVal_R12 < RegVal_R6 */ |
| } /* for i */ |
| |
| /* rev.0.08 */ |
| if (pdqsr_ctl == 1){}else{ |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000A0); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x7C0002C5); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000C0); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x7C0002C5); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000E0); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x7C0002C5); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000100); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x7C0002C5); |
| |
| } |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000001); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x00015001); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000006); |
| while ( (BIT0 & ReadReg_32(DBSC_E3_DBPDRGD0)) == 0 ); |
| |
| |
| /* rev.0.08 */ |
| if (lcdl_ctl == 1){ |
| for (i=0; i< 4; i++) { |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000B0 + i*0x20); |
| dqsgd_0c = (ReadReg_32(DBSC_E3_DBPDRGD0) & 0x000000FF); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000B1 + i*0x20); |
| bdlcount_0c = ((ReadReg_32(DBSC_E3_DBPDRGD0) & 0x0000FF00) >> 8); |
| bdlcount_0c_div2 = (bdlcount_0c >> 1); |
| bdlcount_0c_div4 = (bdlcount_0c >> 2); |
| bdlcount_0c_div8 = (bdlcount_0c >> 3); |
| bdlcount_0c_div16 = (bdlcount_0c >> 4); |
| |
| if (ddr_md==0){ /* 1584Mbps */ |
| lcdl_judge1 = bdlcount_0c_div2 + bdlcount_0c_div4 + bdlcount_0c_div8 ; |
| lcdl_judge2 = bdlcount_0c + bdlcount_0c_div4 + bdlcount_0c_div16 ; |
| } else { /* 1856Mbps */ |
| lcdl_judge1 = bdlcount_0c_div2 + bdlcount_0c_div4 ; |
| lcdl_judge2 = bdlcount_0c + bdlcount_0c_div4 ; |
| } /* ddr_md */ |
| |
| if (dqsgd_0c > lcdl_judge1) { |
| if (dqsgd_0c <= lcdl_judge2) { |
| WriteReg_32(DBSC_E3_DBPDRGA0, 0x000000B0 + i * 0x20); |
| RegVal = (ReadReg_32(DBSC_E3_DBPDRGD0) & 0xFFFFFF00); |
| WriteReg_32(DBSC_E3_DBPDRGD0,((dqsgd_0c - bdlcount_0c_div8) | RegVal)); |
| } else { |
| WriteReg_32(DBSC_E3_DBPDRGA0, 0x000000B0 + i * 0x20); |
| RegVal = (ReadReg_32(DBSC_E3_DBPDRGD0) & 0xFFFFFF00); |
| WriteReg_32(DBSC_E3_DBPDRGD0, RegVal); |
| WriteReg_32(DBSC_E3_DBPDRGA0, 0x000000B2 + i * 0x20); |
| gatesl_0c = (ReadReg_32(DBSC_E3_DBPDRGD0) & 0x00000007); |
| WriteReg_32(DBSC_E3_DBPDRGA0, 0x000000B2 + i * 0x20); |
| RegVal = (ReadReg_32(DBSC_E3_DBPDRGD0) & 0xFFFFFFF8); |
| WriteReg_32(DBSC_E3_DBPDRGD0, (RegVal|(gatesl_0c + 1))); |
| WriteReg_32(DBSC_E3_DBPDRGA0, 0x000000AF + i * 0x20); |
| RegVal = (ReadReg_32(DBSC_E3_DBPDRGD0)); |
| rdqsd_0c = (RegVal & 0x0000FF00) >> 8; |
| rdqsnd_0c = (RegVal & 0x00FF0000) >> 16; |
| WriteReg_32(DBSC_E3_DBPDRGA0, 0x000000AF + i * 0x20); |
| WriteReg_32(DBSC_E3_DBPDRGD0, ((RegVal & 0xFF0000FF)|((rdqsd_0c + bdlcount_0c_div4) << 8)|((rdqsnd_0c + bdlcount_0c_div4) << 16))); |
| WriteReg_32(DBSC_E3_DBPDRGA0, 0x000000AA + i * 0x20); |
| RegVal = (ReadReg_32(DBSC_E3_DBPDRGD0)); |
| rbd_0c[0] = (RegVal ) & 0x0000001f; |
| rbd_0c[1] = (RegVal >> 8) & 0x0000001f; |
| rbd_0c[2] = (RegVal >> 16) & 0x0000001f; |
| rbd_0c[3] = (RegVal >> 24) & 0x0000001f; |
| WriteReg_32(DBSC_E3_DBPDRGA0, 0x000000AA + i * 0x20); |
| RegVal = (ReadReg_32(DBSC_E3_DBPDRGD0) & 0xE0E0E0E0); |
| for (j=0; j< 4; j++) { |
| rbd_0c[j] = (rbd_0c[j] + bdlcount_0c_div4); |
| if (rbd_0c[j] > 0x1F) rbd_0c[j] = 0x1F; |
| RegVal = RegVal | (rbd_0c[j] <<8*j); |
| } |
| WriteReg_32(DBSC_E3_DBPDRGD0, RegVal); |
| WriteReg_32(DBSC_E3_DBPDRGA0, 0x000000AB + i * 0x20); |
| RegVal = (ReadReg_32(DBSC_E3_DBPDRGD0)); |
| rbd_0c[0] = (RegVal ) & 0x0000001f; |
| rbd_0c[1] = (RegVal >> 8) & 0x0000001f; |
| rbd_0c[2] = (RegVal >> 16) & 0x0000001f; |
| rbd_0c[3] = (RegVal >> 24) & 0x0000001f; |
| WriteReg_32(DBSC_E3_DBPDRGA0, 0x000000AB + i * 0x20); |
| RegVal = (ReadReg_32(DBSC_E3_DBPDRGD0) & 0xE0E0E0E0); |
| for (j=0; j< 4; j++) { |
| rbd_0c[j] = (rbd_0c[j] + bdlcount_0c_div4); |
| if (rbd_0c[j] > 0x1F) rbd_0c[j] = 0x1F; |
| RegVal = RegVal | (rbd_0c[j] <<8*j); |
| } |
| WriteReg_32(DBSC_E3_DBPDRGD0, RegVal); |
| } |
| } |
| } |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000002); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x07D81E37); |
| } |
| |
| |
| |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000003); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x0380C700); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000007); |
| while ( (BIT30 & ReadReg_32(DBSC_E3_DBPDRGD0)) != 0 ); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000021); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x0024643E); |
| |
| /**************************************************************************** |
| * recovery_Step3(DBSC Setting 2) |
| ***************************************************************************/ |
| WriteReg_32(DBSC_E3_DBDFICUPDCNF,0x40100001); |
| WriteReg_32(DBSC_E3_DBACEN,0x00000001); |
| |
| /* rev.0.08 */ |
| if (pdqsr_ctl == 1){ |
| WriteReg_32(0xE67F0018,0x00000001); |
| RegVal = ReadReg_32(0x40000000); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000000); |
| WriteReg_32(DBSC_E3_DBPDRGD0,RegVal); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000A0); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x7C0002C5); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000C0); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x7C0002C5); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x000000E0); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x7C0002C5); |
| WriteReg_32(DBSC_E3_DBPDRGA0,0x00000100); |
| WriteReg_32(DBSC_E3_DBPDRGD0,0x7C0002C5); |
| |
| } |
| |
| |
| WriteReg_32(DBSC_E3_DBPDLK0,0x00000000); |
| WriteReg_32(DBSC_E3_DBSYSCNT0,0x00000000); |
| |
| #ifdef ddr_qos_init_setting /* only for non qos_init */ |
| WriteReg_32(DBSC_E3_DBSYSCNT0,0x00001234); |
| WriteReg_32(DBSC_E3_DBCAM0CNF1,0x00043218); |
| WriteReg_32(DBSC_E3_DBCAM0CNF2,0x000000F4); |
| WriteReg_32(DBSC_E3_DBSCHCNT0,0x000f0037); |
| WriteReg_32(DBSC_E3_DBSCHSZ0,0x00000001); |
| WriteReg_32(DBSC_E3_DBSCHRW0,0x22421111); |
| WriteReg_32(DBSC_E3_SCFCTST2,0x012F1123); |
| WriteReg_32(DBSC_E3_DBSCHQOS00,0x00000F00); |
| WriteReg_32(DBSC_E3_DBSCHQOS01,0x00000B00); |
| WriteReg_32(DBSC_E3_DBSCHQOS02,0x00000000); |
| WriteReg_32(DBSC_E3_DBSCHQOS03,0x00000000); |
| WriteReg_32(DBSC_E3_DBSCHQOS40,0x00000300); |
| WriteReg_32(DBSC_E3_DBSCHQOS41,0x000002F0); |
| WriteReg_32(DBSC_E3_DBSCHQOS42,0x00000200); |
| WriteReg_32(DBSC_E3_DBSCHQOS43,0x00000100); |
| WriteReg_32(DBSC_E3_DBSCHQOS90,0x00000100); |
| WriteReg_32(DBSC_E3_DBSCHQOS91,0x000000F0); |
| WriteReg_32(DBSC_E3_DBSCHQOS92,0x000000A0); |
| WriteReg_32(DBSC_E3_DBSCHQOS93,0x00000040); |
| WriteReg_32(DBSC_E3_DBSCHQOS130,0x00000100); |
| WriteReg_32(DBSC_E3_DBSCHQOS131,0x000000F0); |
| WriteReg_32(DBSC_E3_DBSCHQOS132,0x000000A0); |
| WriteReg_32(DBSC_E3_DBSCHQOS133,0x00000040); |
| WriteReg_32(DBSC_E3_DBSCHQOS140,0x000000C0); |
| WriteReg_32(DBSC_E3_DBSCHQOS141,0x000000B0); |
| WriteReg_32(DBSC_E3_DBSCHQOS142,0x00000080); |
| WriteReg_32(DBSC_E3_DBSCHQOS143,0x00000040); |
| WriteReg_32(DBSC_E3_DBSCHQOS150,0x00000040); |
| WriteReg_32(DBSC_E3_DBSCHQOS151,0x00000030); |
| WriteReg_32(DBSC_E3_DBSCHQOS152,0x00000020); |
| WriteReg_32(DBSC_E3_DBSCHQOS153,0x00000010); |
| |
| /* rev.0.08 */ |
| if (pdqsr_ctl == 1){}else{ |
| WriteReg_32(0xE67F0018,0x00000001); |
| } |
| |
| WriteReg_32(DBSC_E3_DBSYSCNT0,0x00000000); |
| #endif |
| |
| return 1; |
| |
| } /* recovery_from_backup_mode */ |
| |
| /******************************************************************************* |
| * init_ddr : MD19=0,DDR3L,1584Mbps / MD19=1,DDR3L,1856Mbps |
| ******************************************************************************/ |
| |
| /******************************************************************************* |
| * DDR Initialize entry for IPL |
| ******************************************************************************/ |
| int32_t rcar_dram_init(void) |
| { |
| uint32_t dataL; |
| uint32_t failcount; |
| uint32_t md=0; |
| uint32_t ddr=0; |
| |
| md = *((volatile uint32_t*)RST_MODEMR); |
| ddr = (md & 0x00080000) >> 19; |
| if(ddr == 0x0){ |
| NOTICE("BL2: DDR1584(%s)", RCAR_E3_DDR_VERSION); |
| } |
| else if(ddr == 0x1){ |
| NOTICE("BL2: DDR1856(%s)", RCAR_E3_DDR_VERSION); |
| } /* ddr */ |
| |
| rcar_dram_get_boot_status(&ddrBackup); |
| |
| if(ddrBackup==DRAM_BOOT_STATUS_WARM){ |
| dataL=recovery_from_backup_mode(); /* WARM boot */ |
| } else { |
| dataL=init_ddr(); /* COLD boot */ |
| } /* ddrBackup */ |
| |
| if(dataL==1){ |
| failcount =0; |
| } else { |
| failcount =1; |
| } /* dataL */ |
| |
| NOTICE("..%d\n",failcount); /* rev.0.05 */ |
| |
| if(failcount==0){ |
| return INITDRAM_OK; |
| } else { |
| return INITDRAM_NG; |
| } /* failcount */ |
| } /* InitDram */ |
| |
| /******************************************************************************* |
| * END |
| ******************************************************************************/ |