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19bc94325c
in debian/* file should use the same emails address as in source code. Signed-off-by: Xiangfu Liu <xiangfu@sharism.cc>
52 lines
1.7 KiB
C
52 lines
1.7 KiB
C
/*
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* device board
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*
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* Copyright 2009 (C) Qi Hardware Inc.,
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* Author: Xiangfu Liu <xiangfu@sharism.cc>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* version 3 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA
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*/
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#ifndef _CONFIGS_H
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#define _CONFIGS_H
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/* Here are these common definitions */
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/* Once your system configration change, just modify the file */
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#include "target/xburst_types.h"
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#define CONFIG_NR_DRAM_BANKS 1 /* SDRAM BANK Number: 1, 2*/
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#define SDRAM_CASL 3 /* CAS latency: 2 or 3 */
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/* SDRAM Timings, unit: ns */
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#define SDRAM_TRAS 45 /* RAS# Active Time */
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#define SDRAM_RCD 20 /* RAS# to CAS# Delay */
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#define SDRAM_TPC 20 /* RAS# Precharge Time */
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#define SDRAM_TRWL 7 /* Write Latency Time */
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#define SDRAM_TREF 15625 /* Refresh period: 4096 refresh cycles/64ms */
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extern volatile u32 CPU_ID;
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extern volatile u8 SDRAM_BW16;
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extern volatile u8 SDRAM_BANK4;
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extern volatile u8 SDRAM_ROW;
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extern volatile u8 SDRAM_COL;
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extern volatile u8 CONFIG_MOBILE_SDRAM;
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extern volatile u32 CFG_CPU_SPEED;
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extern volatile u8 PHM_DIV;
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extern volatile u32 CFG_EXTAL;
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extern volatile u32 CONFIG_BAUDRATE;
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extern volatile u32 UART_BASE;
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extern volatile u8 CONFIG_MOBILE_SDRAM;
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extern volatile u8 IS_SHARE;
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#endif
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