/*
* Copyright (c) 2015-2018, Renesas Electronics Corporation. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <stdint.h>
#include <common/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
******************************************************************************/
