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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2009 One Laptop per Child, Association, Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "northbridge/via/vx800/DrivingClkPhaseData.h"
// DQS Driving
//Reg0xE0, 0xE1
// According to #Bank to set DRAM DQS Driving
// #Bank 1 2 3 4 5 6 7 8
static const u8 DDR2_DQSA_Driving_Table[4] = { 0xEE, 0xEE, 0xEE, 0xEE};
static const u8 DDR2_DQSB_Driving_Table[2] = { 0xEE, 0xEE};
// DQ Driving
//Reg0xE2, 0xE3
// For DDR2: According to bank to set DRAM DQ Driving
static const u8 DDR2_DQA_Driving_Table[4] = { 0xAC, 0xAC, 0xAC, 0xAC };
static const u8 DDR2_DQB_Driving_Table[2] = { 0xCA, 0xCA };
// CS Driving
//Reg0xE4, 0xE5
// According to #Bank to set DRAM CS Driving
// DDR1 #Bank 1 2 3 4 5 6 7 8
static const u8 DDR2_CSA_Driving_Table_x8[4] = { 0x44, 0x44, 0x44, 0x44 };
static const u8 DDR2_CSB_Driving_Table_x8[2] = { 0x44, 0x44};
static const u8 DDR2_CSA_Driving_Table_x16[4]= { 0x44, 0x44, 0x44, 0x44};
static const u8 DDR2_CSB_Driving_Table_x16[2]= { 0x44, 0x44};
// MAA Driving
//Reg0xE8, Reg0xE9
static const u8 DDR2_MAA_Driving_Table[MA_Table][5] =
{
//Chip number, 400, 533, 667 800 ;(SRAS, SCAS, SWE)RxE8
{ 6, 0x86, 0x86, 0x86, 0x86}, // total MAA chips = 00 ~ 06
{ 18, 0x86, 0x86, 0x86, 0x86}, // total MAA chips = 06 ~ 18
{255, 0xDB, 0xDB, 0xDB, 0xDB} // total MAA chips = 18 ~
};
static const u8 DDR2_MAB_Driving_Table[MA_Table][2] =
{
// Chip number, Value ;(SRAS, SCAS, SWE)RxE9
{ 6, 0x86 }, // total MAB chips = 00 ~ 06
{ 18, 0x86 }, // total MAB chips = 06 ~ 18
{255, 0xDB } // total MAB chips = 18 ~
};
// DCLK Driving
//Reg0xE6, 0xE7
// For DDR2: According to #Freq to set DRAM DCLK Driving
// freq 400M, 533M, 667M, 800M
static const u8 DDR2_DCLKA_Driving_Table[4] = { 0xFF, 0xFF, 0xFF, 0xFF };
static const u8 DDR2_DCLKB_Driving_Table[4] = { 0xFF, 0xFF, 0xFF, 0xFF };
/*
Duty cycle
Duty cycle Control for DQ/DQS/DDRCKG in ChA & ChB
D0F3RxEC/D0F3RxED/D0F3RxEE/D0F3RxEF
According to DRAM frequency to control Duty Cycle
*/
static const u8 ChA_Duty_Control_DDR2[DUTY_CYCLE_REG_NUM][DUTY_CYCLE_FREQ_NUM] =
{
// (And NOT) DDR800 DDR667 DDR533 DDR400
//Reg Mask Value Value Value Value
{0xEC, 0x00, 0x30, 0x30, 0x30, 0x30 }, // 1Rank
{0xEE, 0x0F, 0x40, 0x40, 0x00, 0x00 },
{0xEF, 0xCF, 0x00, 0x30, 0x30, 0x30}
};
static const u8 ChB_Duty_Control_DDR2[DUTY_CYCLE_REG_NUM][DUTY_CYCLE_FREQ_NUM] =
{
// (And NOT) DDR800 DDR667 DDR533 DDR400
//Reg Mask Value Value Value Value
{0xED, 0x00, 0x88, 0x88, 0x84, 0x88 }, // 1Rank
{0xEE, 0xF0, 0x00, 0x00, 0x00, 0x00 },
{0xEF, 0xFC, 0x00, 0x00, 0x00, 0x00 }
};
/*
DRAM Clock Phase Control for FeedBack Mode
Modify NB Reg: Rx90[7]/Rx91/Rx92/Rx93/Rx94
Processing:
1.Program VIA_NB3DRAM_REG90[7]=0b for FeedBack mode
2.Program clock phase value with ChA/B DCLK enable, VIA_NB3DRAM_REG91[7:3]=00b
3.Check ChB rank #, if 0, VIA_NB3DRAM_REG91[7]=1b, to disable ChB DCLKO
ChA DCLKO can not be disable, so always program VIA_NB3DRAM_REG91[3]=0b
*/
static const u8 DDR2_ChA_Clk_Phase_Table_1R[3][Clk_Phase_Table_DDR2_Width] =
{
// (And NOT) DDR800 DDR667 DDR533 DDR400
//Reg Mask Value Value Value Value
{0x91, 0xF8, 0x02, 0x01, 0x00, 0x07 }, // 1Rank
{0x92, 0xF8, 0x04, 0x03, 0x03, 0x02 },
{0x93, 0xF8, 0x06, 0x05, 0x04, 0x03 }
};
static const u8 DDR2_ChB_Clk_Phase_Table_1R[3][Clk_Phase_Table_DDR2_Width] =
{
// (And NOT) DDR800 DDR667 DDR533 DDR400
//Reg Mask Value Value Value Value
{0x91, 0x0F, 0x20, 0x10, 0x00, 0x70 }, // 1Rank
{0x92, 0x0F, 0x40, 0x30, 0x30, 0x20 },
{0x93, 0x0F, 0x60, 0x50, 0x40, 0x30 }
};
//vt6413c
/*static const u8 DDR2_ChA_Clk_Phase_Table_2R[3][Clk_Phase_Table_DDR2_Width] =
{
// (And NOT) DDR800 DDR667 DDR533 DDR400
//Reg Mask Value Value Value Value
{0x91, 0xF8, 0x04, 0x03, 0x04, 0x01 }, // 1Rank
{0x92, 0xF8, 0x03, 0x06, 0x05, 0x04 },
{0x93, 0xF8, 0x03, 0x07, 0x06, 0x05 }
};*/
//vt6413d
static const u8 DDR2_ChA_Clk_Phase_Table_2R[3][Clk_Phase_Table_DDR2_Width] =
{
// (And NOT) DDR800 DDR667 DDR533 DDR400
//Reg Mask Value Value Value Value
{0x91, 0xF8, 0x02, 0x01, 0x00, 0x07}, // 1Rank
{0x92, 0xF8, 0x04, 0x03, 0x03, 0x02 },
{0x93, 0xF8, 0x06, 0x05, 0x04, 0x03 }
};
/*
DRAM Write Data phase control
Modify NB Reg: Rx74/Rx75/Rx76
*/
//vt6413c
/*static const u8 DDR2_ChA_WrtData_Phase_Table[WrtData_REG_NUM ][WrtData_FREQ_NUM] =
{
// (And NOT) DDR800 DDR667 DDR533 DDR400
//Reg Mask Value Value Value Value
{0x74, 0xF8, 0x03, 0x04, 0x05, 0x02 }, // 1Rank
{0x75, 0xF8, 0x03, 0x04, 0x05, 0x02 },
{0x76, 0x00, 0x10, 0x80, 0x00, 0x07 }
};*/
//vt6413D
static const u8 DDR2_ChA_WrtData_Phase_Table[WrtData_REG_NUM ][WrtData_FREQ_NUM] =
{
// (And NOT) DDR800 DDR667 DDR533 DDR400
//Reg Mask Value Value Value Value
{0x74, 0xF8, 0x01, 0x00, 0x00, 0x07 }, // 1Rank
{0x75, 0xF8, 0x01, 0x00, 0x00, 0x07 },
{0x76, 0x10, 0x80, 0x87, 0x07, 0x06 },
{0x8C, 0xFC, 0x03, 0x03, 0x03, 0x03 }
};
/*static const u8 DDR2_ChB_WrtData_Phase_Table[WrtData_REG_NUM ][WrtData_FREQ_NUM] =
{
// (And NOT) DDR800 DDR667 DDR533 DDR400
//Reg Mask Value Value Value Value
{0x74, 0x8F, 0x30, 0x40, 0x30, 0x20 }, // 1Rank
{0x75, 0x8F, 0x30, 0x40, 0x30, 0x20 },
{0x8A, 0x00, 0x10, 0x80, 0x07, 0x07 }
};
*/
/*
DQ/DQS Output Delay Control
Modify NB D0F3: RxF0/RxF1/RxF2/RxF3
*/
static const u8 DDR2_CHA_DQ_DQS_Delay_Table[4][DQ_DQS_Delay_Table_Width] =
{
// RxF0 RxF1 RxF2 RxF3
{ 0x00, 0x00, 0x00, 0x00 },// DDR400
{ 0x00, 0x00, 0x00, 0x00 },// DDR533
{ 0x00, 0x00, 0x00, 0x00 },// DDR667
{ 0x00, 0x00, 0x00, 0x00 }// DDR800
};
static const u8 DDR2_CHB_DQ_DQS_Delay_Table[4][DQ_DQS_Delay_Table_Width] =
{
// RxF4 RxF5 RxF6 RxF7
{ 0x00, 0x00, 0x00, 0x00 },// DDR400
{ 0x00, 0x00, 0x00, 0x00 },// DDR533
{ 0x00, 0x00, 0x00, 0x00 },// DDR667
{ 0x00, 0x00, 0x00, 0x00 }// DDR800
};
/*
DQ/DQS input Capture Control
modify NB D0F3_Reg:Rx78/Rx79/Rx7A/Rx7B
*/
//vt6413C
/*static const u8 DDR2_ChA_DQS_Input_Capture_Tbl[DQS_INPUT_CAPTURE_REG_NUM ][DQS_INPUT_CAPTURE_FREQ_NUM] =
{
// (And NOT) DDR800 DDR667 DDR533 DDR400
//Reg Mask Value Value Value Value
{0x78, 0x00, 0x83, 0x8D, 0x87, 0x83 }, // 1Rank
{0x7A, 0xF0, 0x00, 0x00, 0x00, 0x00 },
{0x7B, 0x00, 0x10, 0x30, 0x20, 0x10 }
};*/
//Vt6413D
static const u8 DDR2_ChA_DQS_Input_Capture_Tbl[DQS_INPUT_CAPTURE_REG_NUM ][DQS_INPUT_CAPTURE_FREQ_NUM] =
{
// (And NOT) DDR800 DDR667 DDR533 DDR400
//Reg Mask Value Value Value Value
{0x78, 0xC0, 0x0D, 0x07, 0x03, 0x01 }, // 1Rank
{0x7A, 0xF0, 0x00, 0x00, 0x00, 0x00 },
{0x7B, 0x00, 0x34, 0x34, 0x20, 0x10 }
};
static const u8 DDR2_ChB_DQS_Input_Capture_Tbl[DQS_INPUT_CAPTURE_REG_NUM ][DQS_INPUT_CAPTURE_FREQ_NUM] =
{
// (And NOT) DDR800 DDR667 DDR533 DDR400
//Reg Mask Value Value Value Value
{0x79, 0x00, 0x89, 0x89, 0x87, 0x83 }, // 1Rank
{0x7A, 0x0F, 0x00, 0x00, 0x00, 0x00 },
{0x8B, 0x00, 0x34, 0x34, 0x20, 0x10 }
};
static const u8 Fixed_DQSA_1_2_Rank_Table[4][2] =
{
// Rx70 Rx71
{ 0x00, 0x05 }, // DDR800
{ 0x00, 0x06 }, // DDR667
{ 0x00, 0x04 }, // DDR533
{ 0x00, 0x05 } // DDR400
};
static const u8 Fixed_DQSA_3_4_Rank_Table[4][2] =
{
// Rx70 Rx71
{0x00 , 0x04}, // DDR800
{0x00 , 0x04}, // DDR667
{0x00 , 0x03}, // DDR533
{0x00 , 0x04} // DDR400
};
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