/* * Copyright (c) 2015-2016, Renesas Electronics Corporation * All rights reserved. * * SPDX-License-Identifier: BSD-3-Clause */ #include <stdint.h> #include "boot_init_dram.h" #include "boot_init_dram_regdef_v3m.h" static void WriteReg_32(uintptr_t a, uint32_t v) { *(volatile uint32_t*)a = v; } static uint32_t ReadReg_32(uintptr_t a) { uint32_t w = *(volatile uint32_t*)a; return w; } static uint32_t init_ddr_v3m_1600(void) { // last modified 2016.12.16 uint32_t RegVal_R2, RegVal_R5, RegVal_R6, RegVal_R7, RegVal_R12; WriteReg_32(DBSC_V3M_DBSYSCNT0,0x00001234); WriteReg_32(DBSC_V3M_DBKIND,0x00000007); #if RCAR_DRAM_DDR3L_MEMCONF == 0 WriteReg_32(DBSC_V3M_DBMEMCONF00,0x0f030a02); // 1GB: Eagle #else WriteReg_32(DBSC_V3M_DBMEMCONF00,0x10030a02); // 2GB: V3MSK #endif WriteReg_32(DBSC_V3M_DBPHYCONF0,0x00000001); WriteReg_32(DBSC_V3M_DBTR0,0x0000000B); WriteReg_32(DBSC_V3M_DBTR1,0x00000008); WriteReg_32(DBSC_V3M_DBTR3,0x0000000B); WriteReg_32(DBSC_V3M_DBTR4,0x000B000B); WriteReg_32(DBSC_V3M_DBTR5,0x00000027); WriteReg_32(DBSC_V3M_DBTR6,0x0000001C); WriteReg_32(DBSC_V3M_DBTR7,0x00060006); WriteReg_32(DBSC_V3M_DBTR8,0x00000020); WriteReg_32(DBSC_V3M_DBTR9,0x00000006); WriteReg_32(DBSC_V3M_DBTR10,0x0000000C); WriteReg_32(DBSC_V3M_DBTR11,0x0000000B); WriteReg_32(DBSC_V3M_DBTR12,0x00120012); WriteReg_32(DBSC_V3M_DBTR13,0x01180118); WriteReg_32(DBSC_V3M_DBTR14,0x00140005); WriteReg_32(DBSC_V3M_DBTR15,0x00050004); WriteReg_32(DBSC_V3M_DBTR16,0x071D0305); WriteReg_32(DBSC_V3M_DBTR17,0x040C0010); WriteReg_32(DBSC_V3M_DBTR18,0x00000200); WriteReg_32(DBSC_V3M_DBTR19,0x01000040); WriteReg_32(DBSC_V3M_DBTR20,0x02000120); WriteReg_32(DBSC_V3M_DBTR21,0x00040004); WriteReg_32(DBSC_V3M_DBBL,0x00000000); WriteReg_32(DBSC_V3M_DBODT0,0x00000001); WriteReg_32(DBSC_V3M_DBADJ0,0x00000001); WriteReg_32(DBSC_V3M_DBCAM0CNF1,0x00082010); WriteReg_32(DBSC_V3M_DBCAM0CNF2,0x00002000); WriteReg_32(DBSC_V3M_DBSCHCNT0,0x080f003f); WriteReg_32(DBSC_V3M_DBSCHCNT1,0x00001010); WriteReg_32(DBSC_V3M_DBSCHSZ0,0x00000001); WriteReg_32(DBSC_V3M_DBSCHRW0,0x00000200); WriteReg_32(DBSC_V3M_DBSCHRW1,0x00000040); WriteReg_32(DBSC_V3M_DBSCHQOS40,0x00000600); WriteReg_32(DBSC_V3M_DBSCHQOS41,0x00000480); WriteReg_32(DBSC_V3M_DBSCHQOS42,0x00000300); WriteReg_32(DBSC_V3M_DBSCHQOS43,0x00000180); WriteReg_32(DBSC_V3M_DBSCHQOS90,0x00000400); WriteReg_32(DBSC_V3M_DBSCHQOS91,0x00000300); WriteReg_32(DBSC_V3M_DBSCHQOS92,0x00000200); WriteReg_32(DBSC_V3M_DBSCHQOS93,0x00000100); WriteReg_32(DBSC_V3M_DBSCHQOS130,0x00000300); WriteReg_32(DBSC_V3M_DBSCHQOS131,0x00000240); WriteReg_32(DBSC_V3M_DBSCHQOS132,0x00000180); WriteReg_32(DBSC_V3M_DBSCHQOS133,0x000000c0); WriteReg_32(DBSC_V3M_DBSCHQOS140,0x00000200); WriteReg_32(DBSC_V3M_DBSCHQOS141,0x00000180); WriteReg_32(DBSC_V3M_DBSCHQOS142,0x00000100); WriteReg_32(DBSC_V3M_DBSCHQOS143,0x00000080); WriteReg_32(DBSC_V3M_DBSCHQOS150,0x00000100); WriteReg_32(DBSC_V3M_DBSCHQOS151,0x000000c0); WriteReg_32(DBSC_V3M_DBSCHQOS152,0x00000080); WriteReg_32(DBSC_V3M_DBSCHQOS153,0x00000040); WriteReg_32(DBSC_V3M_DBSYSCONF1,0x00000002); WriteReg_32(DBSC_V3M_DBCAM0CNF1,0x00040C04); WriteReg_32(DBSC_V3M_DBCAM0CNF2,0x000001c4); WriteReg_32(DBSC_V3M_DBSCHSZ0,0x00000003); WriteReg_32(DBSC_V3M_DBSCHRW1,0x001a0080); WriteReg_32(DBSC_V3M_DBDFICNT0,0x00000010); WriteReg_32(DBSC_V3M_DBPDLK0,0X0000A55A); WriteReg_32(DBSC_V3M_DBCMD,0x01000001); WriteReg_32(DBSC_V3M_DBCMD,0x08000000); WriteReg_32(DBSC_V3M_DBPDRGA0,0X00000001); WriteReg_32(DBSC_V3M_DBPDRGD0,0X80010000); WriteReg_32(DBSC_V3M_DBPDRGA0,0X00000006); while ( (BIT0 & ReadReg_32(DBSC_V3M_DBPDRGD0)) == 0 ); WriteReg_32(DBSC_V3M_DBPDRGA0,0X00000008); WriteReg_32(DBSC_V3M_DBPDRGD0,0X000B8000); WriteReg_32(DBSC_V3M_DBPDRGA0,0X00000090); WriteReg_32(DBSC_V3M_DBPDRGD0,0X04058904); WriteReg_32(DBSC_V3M_DBPDRGA0,0X00000091); WriteReg_32(DBSC_V3M_DBPDRGD0,0X0007BB6D); WriteReg_32(DBSC_V3M_DBPDRGA0,0X00000095); WriteReg_32(DBSC_V3M_DBPDRGD0,0X0007BB6B); WriteReg_32(DBSC_V3M_DBPDRGA0,0X00000099); WriteReg_32(DBSC_V3M_DBPDRGD0,0X0007BB6D); WriteReg_32(DBSC_V3M_DBPDRGA0,0X00000090); WriteReg_32(DBSC_V3M_DBPDRGD0,0X04058900); WriteReg_32(DBSC_V3M_DBPDRGA0,0X00000021); WriteReg_32(DBSC_V3M_DBPDRGD0,0X0024641E); WriteReg_32(DBSC_V3M_DBPDRGA0,0X00000001); WriteReg_32(DBSC_V3M_DBPDRGD0,0X00010073); WriteReg_32(DBSC_V3M_DBPDRGA0,0X00000006); while ( (BIT0 & ReadReg_32(DBSC_V3M_DBPDRGD0)) == 0 ); WriteReg_32(DBSC_V3M_DBPDRGA0,0X00000090); WriteReg_32(DBSC_V3M_DBPDRGD0,0X0C058900); WriteReg_32(DBSC_V3M_DBPDRGA0,0X00000090); WriteReg_32(DBSC_V3M_DBPDRGD0,0X04058900); WriteReg_32(DBSC_V3M_DBPDRGA0,0X00000006); while ( (BIT0 & ReadReg_32(DBSC_V3M_DBPDRGD0)) == 0 ); WriteReg_32(DBSC_V3M_DBPDRGA0,0X00000003); WriteReg_32(DBSC_V3M_DBPDRGD0,0X0780C700); WriteReg_32(DBSC_V3M_DBPDRGA0,0X00000007); while ( (BIT30& ReadReg_32(DBSC_V3M_DBPDRGD0)) == 0 ); WriteReg_32(DBSC_V3M_DBPDRGA0,0X00000004); WriteReg_32(DBSC_V3M_DBPDRGD0,0X08C0C170); WriteReg_32(DBSC_V3M_DBPDRGA0,0X00000022); WriteReg_32(DBSC_V3M_DBPDRGD0,0X1000040B); WriteReg_32(DBSC_V3M_DBPDRGA0,0X00000023); WriteReg_32(DBSC_V3M_DBPDRGD0,0X2D9C0B66); WriteReg_32(DBSC_V3M_DBPDRGA0,0X00000024); WriteReg_32(DBSC_V3M_DBPDRGD0,0X2A88C400); WriteReg_32(DBSC_V3M_DBPDRGA0,0X00000025); WriteReg_32(DBSC_V3M_DBPDRGD0,0X30005200); WriteReg_32(DBSC_V3M_DBPDRGA0,0X00000026); WriteReg_32(DBSC_V3M_DBPDRGD0,0X0014A9C9); WriteReg_32(DBSC_V3M_DBPDRGA0,0X00000027); WriteReg_32(DBSC_V3M_DBPDRGD0,0X00000D70); WriteReg_32(DBSC_V3M_DBPDRGA0,0X00000028); WriteReg_32(DBSC_V3M_DBPDRGD0,0X00000004); WriteReg_32(DBSC_V3M_DBPDRGA0,0X00000029); WriteReg_32(DBSC_V3M_DBPDRGD0,0X00000018); WriteReg_32(DBSC_V3M_DBPDRGA0,0X0000002C); WriteReg_32(DBSC_V3M_DBPDRGD0,0X81003047); WriteReg_32(DBSC_V3M_DBPDRGA0,0X00000020); WriteReg_32(DBSC_V3M_DBPDRGD0,0X00181884); WriteReg_32(DBSC_V3M_DBPDRGA0,0X0000001A); WriteReg_32(DBSC_V3M_DBPDRGD0,0X13C03C10); WriteReg_32(DBSC_V3M_DBPDRGA0,0X00000006); while ( (BIT0 & ReadReg_32(DBSC_V3M_DBPDRGD0)) == 0 ); WriteReg_32(DBSC_V3M_DBPDRGA0,0X000000A7); WriteReg_32(DBSC_V3M_DBPDRGD0,0X0D0D0D0D); WriteReg_32(DBSC_V3M_DBPDRGA0,0X000000A8); WriteReg_32(DBSC_V3M_DBPDRGD0,0X0D0D0D0D); WriteReg_32(DBSC_V3M_DBPDRGA0,0X000000A9); WriteReg_32(DBSC_V3M_DBPDRGD0,0X000D0D0D); WriteReg_32(DBSC_V3M_DBPDRGA0,0X000000C7); WriteReg_32(DBSC_V3M_DBPDRGD0,0X0D0D0D0D); WriteReg_32(DBSC_V3M_DBPDRGA0,0X000000C8); WriteReg_32(DBSC_V3M_DBPDRGD0,0X0D0D0D0D); WriteReg_32(DBSC_V3M_DBPDRGA0,0X000000C9); WriteReg_32(DBSC_V3M_DBPDRGD0,0X000D0D0D); WriteReg_32(DBSC_V3M_DBPDRGA0,0X000000E7); WriteReg_32(DBSC_V3M_DBPDRGD0,0X0D0D0D0D); WriteReg_32(DBSC_V3M_DBPDRGA0,0X000000E8); WriteReg_32(DBSC_V3M_DBPDRGD0,0X0D0D0D0D); WriteReg_32(DBSC_V3M_DBPDRGA0,0X000000E9); WriteReg_32(DBSC_V3M_DBPDRGD0,0X000D0D0D); WriteReg_32(DBSC_V3M_DBPDRGA0,0X00000107); WriteReg_32(DBSC_V3M_DBPDRGD0,0X0D0D0D0D); WriteReg_32(DBSC_V3M_DBPDRGA0,0X00000108); WriteReg_32(DBSC_V3M_DBPDRGD0,0X0D0D0D0D); WriteReg_32(DBSC_V3M_DBPDRGA0,0X00000109); WriteReg_32(DBSC_V3M_DBPDRGD0,0X000D0D0D); WriteReg_32(DBSC_V3M_DBPDRGA0,0X00000001); WriteReg_32(DBSC_V3M_DBPDRGD0,0X00010181); WriteReg_32(DBSC_V3M_DBCMD,0x08000001); WriteReg_32(DBSC_V3M_DBPDRGA0,0X00000006); while ( (BIT0 & ReadReg_32(DBSC_V3M_DBPDRGD0)) == 0 ); WriteReg_32(DBSC_V3M_DBPDRGA0,0X00000001); WriteReg_32(DBSC_V3M_DBPDRGD0,0X00010601); WriteReg_32(DBSC_V3M_DBPDRGA0,0X00000006); while ( (BIT0 & ReadReg_32(DBSC_V3M_DBPDRGD0)) == 0 ); for (uint32_t i = 0; i<4; i++) { WriteReg_32(DBSC_V3M_DBPDRGA0,0X000000B1 + i*0x20); RegVal_R5 = (ReadReg_32(DBSC_V3M_DBPDRGD0) & 0x0000FF00 ) >> 8; WriteReg_32(DBSC_V3M_DBPDRGA0,0X000000B4 + i*0x20); RegVal_R6 = (ReadReg_32(DBSC_V3M_DBPDRGD0) & 0x000000FF ) ; WriteReg_32(DBSC_V3M_DBPDRGA0,0X000000B3 + i*0x20); RegVal_R7 = (ReadReg_32(DBSC_V3M_DBPDRGD0) & 0x00000007 ) ; if ( RegVal_R6 > 0 ) { WriteReg_32(DBSC_V3M_DBPDRGA0,0X000000B2 + i*0x20); RegVal_R2 = (ReadReg_32(DBSC_V3M_DBPDRGD0) & 0XFFFFFFF8 ) ; WriteReg_32(DBSC_V3M_DBPDRGA0,0X000000B2 + i*0x20); WriteReg_32(DBSC_V3M_DBPDRGD0,((RegVal_R7+1)&0X00000007) | RegVal_R2); WriteReg_32(DBSC_V3M_DBPDRGA0,0X000000B0 + i*0x20); RegVal_R2 = (ReadReg_32(DBSC_V3M_DBPDRGD0) & 0XFFFFFF00 ) ; WriteReg_32(DBSC_V3M_DBPDRGA0,0X000000B0 + i*0x20); WriteReg_32(DBSC_V3M_DBPDRGD0,RegVal_R2 | RegVal_R6); } else { WriteReg_32(DBSC_V3M_DBPDRGA0,0X000000B2 + i*0x20); RegVal_R2 = (ReadReg_32(DBSC_V3M_DBPDRGD0) & 0XFFFFFFF8 ) ; WriteReg_32(DBSC_V3M_DBPDRGA0,0X000000B2 + i*0x20); WriteReg_32(DBSC_V3M_DBPDRGD0,RegVal_R2 | RegVal_R7); WriteReg_32(DBSC_V3M_DBPDRGA0,0X000000B0 + i*0x20); RegVal_R2 = (ReadReg_32(DBSC_V3M_DBPDRGD0) & 0XFFFFFF00 ) ; WriteReg_32(DBSC_V3M_DBPDRGA0,0X000000B0 + i*0x20); WriteReg_32(DBSC_V3M_DBPDRGD0,(((RegVal_R5<<1) + RegVal_R6 ) & 0X000000FF )| RegVal_R2); } } WriteReg_32(DBSC_V3M_DBPDRGA0,0X00000005); WriteReg_32(DBSC_V3M_DBPDRGD0,0XC1AA00A0); WriteReg_32(DBSC_V3M_DBPDRGA0,0X000000A0); WriteReg_32(DBSC_V3M_DBPDRGD0,0X7C0002C5); WriteReg_32(DBSC_V3M_DBPDRGA0,0X000000C0); WriteReg_32(DBSC_V3M_DBPDRGD0,0X7C0002C5); WriteReg_32(DBSC_V3M_DBPDRGA0,0X000000E0); WriteReg_32(DBSC_V3M_DBPDRGD0,0X7C0002C5); WriteReg_32(DBSC_V3M_DBPDRGA0,0X00000100); WriteReg_32(DBSC_V3M_DBPDRGD0,0X7C0002C5); WriteReg_32(DBSC_V3M_DBPDRGA0,0X00000001); WriteReg_32(DBSC_V3M_DBPDRGD0,0X00010801); WriteReg_32(DBSC_V3M_DBPDRGA0,0X00000006); while ( (BIT0 & ReadReg_32(DBSC_V3M_DBPDRGD0)) == 0 ); WriteReg_32(DBSC_V3M_DBPDRGA0,0X00000005); WriteReg_32(DBSC_V3M_DBPDRGD0,0XC1AA00B8); WriteReg_32(DBSC_V3M_DBPDRGA0,0X00000001); WriteReg_32(DBSC_V3M_DBPDRGD0,0X0001F001); WriteReg_32(DBSC_V3M_DBPDRGA0,0X00000006); while ( (BIT0 & ReadReg_32(DBSC_V3M_DBPDRGD0)) == 0 ); WriteReg_32(DBSC_V3M_DBPDRGA0,0X000000A0); WriteReg_32(DBSC_V3M_DBPDRGD0,0X7C000285); WriteReg_32(DBSC_V3M_DBPDRGA0,0X000000C0); WriteReg_32(DBSC_V3M_DBPDRGD0,0X7C000285); WriteReg_32(DBSC_V3M_DBPDRGA0,0X000000E0); WriteReg_32(DBSC_V3M_DBPDRGD0,0X7C000285); WriteReg_32(DBSC_V3M_DBPDRGA0,0X00000100); WriteReg_32(DBSC_V3M_DBPDRGD0,0X7C000285); WriteReg_32(DBSC_V3M_DBPDRGA0,0X0000002C); WriteReg_32(DBSC_V3M_DBPDRGD0,0X81003087); WriteReg_32(DBSC_V3M_DBPDRGA0,0X00000001); WriteReg_32(DBSC_V3M_DBPDRGD0,0X00010401); WriteReg_32(DBSC_V3M_DBPDRGA0,0X00000006); while ( (BIT0 & ReadReg_32(DBSC_V3M_DBPDRGD0)) == 0 ); for (uint32_t i = 0; i < 4; i++) { WriteReg_32(DBSC_V3M_DBPDRGA0, 0X000000B1 + i * 0x20); RegVal_R5 = (ReadReg_32(DBSC_V3M_DBPDRGD0) & 0x0000FF00) >> 8; WriteReg_32(DBSC_V3M_DBPDRGA0, 0X000000B4 + i * 0x20); RegVal_R6 = (ReadReg_32(DBSC_V3M_DBPDRGD0) & 0x000000FF); WriteReg_32(DBSC_V3M_DBPDRGA0, 0X000000B3 + i * 0x20); RegVal_R7 = (ReadReg_32(DBSC_V3M_DBPDRGD0) & 0x00000007); RegVal_R12 = (RegVal_R5 >> 2); if (RegVal_R6 - RegVal_R12 > 0) { WriteReg_32(DBSC_V3M_DBPDRGA0, 0X000000B2 + i * 0x20); RegVal_R2 = (ReadReg_32(DBSC_V3M_DBPDRGD0) & 0XFFFFFFF8); WriteReg_32(DBSC_V3M_DBPDRGA0, 0X000000B2 + i * 0x20); WriteReg_32(DBSC_V3M_DBPDRGD0, ((RegVal_R7 + 1) & 0X00000007) | RegVal_R2); WriteReg_32(DBSC_V3M_DBPDRGA0, 0X000000B0 + i * 0x20); RegVal_R2 = (ReadReg_32(DBSC_V3M_DBPDRGD0) & 0XFFFFFF00); WriteReg_32(DBSC_V3M_DBPDRGA0, 0X000000B0 + i * 0x20); WriteReg_32(DBSC_V3M_DBPDRGD0, ((RegVal_R6 - RegVal_R12) & 0X000000FF) | RegVal_R2); } else { WriteReg_32(DBSC_V3M_DBPDRGA0, 0X000000B2 + i * 0x20); RegVal_R2 = (ReadReg_32(DBSC_V3M_DBPDRGD0) & 0XFFFFFFF8); WriteReg_32(DBSC_V3M_DBPDRGA0, 0X000000B2 + i * 0x20); WriteReg_32(DBSC_V3M_DBPDRGD0, (RegVal_R7 & 0X00000007) | RegVal_R2); WriteReg_32(DBSC_V3M_DBPDRGA0, 0X000000B0 + i * 0x20); RegVal_R2 = (ReadReg_32(DBSC_V3M_DBPDRGD0) & 0XFFFFFF00); WriteReg_32(DBSC_V3M_DBPDRGA0, 0X000000B0 + i * 0x20); WriteReg_32(DBSC_V3M_DBPDRGD0, ((RegVal_R6 + RegVal_R5 + (RegVal_R5 >> 1) + RegVal_R12) & 0X000000FF) | RegVal_R2); } } WriteReg_32(DBSC_V3M_DBPDRGA0,0X000000A0); WriteReg_32(DBSC_V3M_DBPDRGD0,0X7C0002C5); WriteReg_32(DBSC_V3M_DBPDRGA0,0X000000C0); WriteReg_32(DBSC_V3M_DBPDRGD0,0X7C0002C5); WriteReg_32(DBSC_V3M_DBPDRGA0,0X000000E0); WriteReg_32(DBSC_V3M_DBPDRGD0,0X7C0002C5); WriteReg_32(DBSC_V3M_DBPDRGA0,0X00000100); WriteReg_32(DBSC_V3M_DBPDRGD0,0X7C0002C5); WriteReg_32(DBSC_V3M_DBPDRGA0,0X00000001); WriteReg_32(DBSC_V3M_DBPDRGD0,0X00015001); WriteReg_32(DBSC_V3M_DBPDRGA0,0X00000006); while ( (BIT0 & ReadReg_32(DBSC_V3M_DBPDRGD0)) == 0 ); WriteReg_32(DBSC_V3M_DBPDRGA0,0X00000003); WriteReg_32(DBSC_V3M_DBPDRGD0,0X0380C700); WriteReg_32(DBSC_V3M_DBPDRGA0,0X00000007); while ( (BIT30& ReadReg_32(DBSC_V3M_DBPDRGD0)) != 0 ); WriteReg_32(DBSC_V3M_DBPDRGA0,0X00000021); WriteReg_32(DBSC_V3M_DBPDRGD0,0X0024643E); WriteReg_32(DBSC_V3M_DBBUS0CNF1,0x00000000); WriteReg_32(DBSC_V3M_DBBUS0CNF0,0x00010001); WriteReg_32(DBSC_V3M_DBCALCNF,0x0100200E); WriteReg_32(DBSC_V3M_DBRFCNF1,0x00081860); WriteReg_32(DBSC_V3M_DBRFCNF2,0x00010000); WriteReg_32(DBSC_V3M_DBDFICUPDCNF,0x40100001); WriteReg_32(DBSC_V3M_DBRFEN,0x00000001); WriteReg_32(DBSC_V3M_DBACEN,0x00000001); WriteReg_32(DBSC_V3M_DBPDLK0,0X00000000); WriteReg_32(0xE67F0024, 0x00000001); WriteReg_32(DBSC_V3M_DBSYSCNT0,0x00000000); return 1; } int32_t rcar_dram_init(void) { return init_ddr_v3m_1600() ? INITDRAM_OK : INITDRAM_NG; }